CN118948248A - A magnetic resonance imaging auxiliary device for hand function - Google Patents
A magnetic resonance imaging auxiliary device for hand function Download PDFInfo
- Publication number
- CN118948248A CN118948248A CN202411459346.8A CN202411459346A CN118948248A CN 118948248 A CN118948248 A CN 118948248A CN 202411459346 A CN202411459346 A CN 202411459346A CN 118948248 A CN118948248 A CN 118948248A
- Authority
- CN
- China
- Prior art keywords
- rope
- arc
- main action
- elastic ring
- connecting rope
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/40—Detecting, measuring or recording for evaluating the nervous system
- A61B5/4058—Detecting, measuring or recording for evaluating the nervous system for evaluating the central nervous system
- A61B5/4064—Evaluating the brain
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/40—Detecting, measuring or recording for evaluating the nervous system
- A61B5/4076—Diagnosing or monitoring particular conditions of the nervous system
- A61B5/4094—Diagnosing or monitoring seizure diseases, e.g. epilepsy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Neurology (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurosurgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Physiology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Psychology (AREA)
- High Energy & Nuclear Physics (AREA)
- Radiology & Medical Imaging (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a hand-function imaging auxiliary device for magnetic resonance, which comprises a fixed frame with an annular structure, wherein a plurality of main action ropes are sequentially arranged on the inner wall surface of the fixed frame, serial components are arranged in the middle of one side of the main action ropes, which is close to the center of the fixed frame, and a central elastic ring is commonly arranged at the other ends of the serial components. Through each structure interrelation to form each rope body network structure that rope body mutually perpendicular, utilize the principle that the vertical direction of tightening the rope body easily takes place damping deformation, in the patient carries out reciprocating type finger and clenchs fist and open the in-process, carry out tiny resistance stimulation to patient's finger respectively by many main action ropes and a central elastic ring, this weak resistance can last the resistance stimulation to patient's finger under the motion state, and the motion stimulation conduction radiation of hand to the different brain nerve regions of patient, whether the focus of neural impaired patient invaded the hand motion functional region with this more accurate confirmation, thereby reach accurate diagnostic purpose.
Description
Technical Field
The invention relates to the technical field of limb auxiliary training, in particular to a magnetic resonance manual functional imaging auxiliary device.
Background
Magnetic Resonance Imaging (MRI) examination has become a common image examination mode, and MRI is a novel image examination technology, without ionizing radiation, and without hurting human body, in the case of a patient with nerve damage, MRI is the most effective image diagnosis method for cranium, MRI can be used to examine structures related to brain nerves such as brain stem, ventricle, cerebral cortex, etc., and MRI can be used to check whether the range of nerve damage invades the motor cortex for patients with nerve damage or epilepsy, so as to confirm whether there is a problem in the motor center, because human fingers respectively correspond to different brain nerve regions, such as: the forehead, mental and thought areas, etc., so that in MRI examination of a patient with nerve damage or epilepsy, a physician generally instructs the patient to autonomously control the back and forth grasping and opening of the entire palm and fingers during the examination, so as to irradiate different brain nerve regions through hand movement stimulation, thereby confirming whether the focus of the patient with nerve damage violates the hand movement function region.
At present, when a palm is autonomously controlled to accurately detect a brain nerve region for a patient suffering from nerve damage or epilepsy, the patient suffering from nerve damage or epilepsy has poor controllability when autonomously moving the hand of the patient, family members or medical staff are needed to assist, so that effective motor stimulation cannot be achieved, further, the effect of the motor stimulation degree of the hand on the radiation influence of different brain nerve regions is limited, and a doctor still has partial shadow when observing the brain nerve region of the patient, so that the current detection effect still has a lifting space.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the embodiment of the present invention provides a magnetic resonance manual functional imaging auxiliary device, by setting a plurality of main action ropes, compensation ropes, auxiliary ropes, a serial component and a central elastic ring, in the process of reciprocating fist and stretching of a patient, the plurality of main action ropes and the central elastic ring respectively perform tiny resistance stimulation on the finger of the patient, the tiny resistance can continuously provide resistance stimulation for the finger movement state of the patient, and transmit and radiate the movement stimulation of the hand to different brain nerve regions of the patient, thereby activating different nerve regions of the patient, so as to more accurately confirm whether the focus of the nerve-damaged patient invades the hand movement functional region, and provide more accurate reference basis for the inspection process, thereby achieving the purpose of accurate inspection, and solving the problems presented in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the manual functional imaging auxiliary device for magnetic resonance comprises a fixed frame, wherein the whole fixed frame is of an annular structure, a plurality of main action ropes are sequentially arranged on the inner wall surface of the fixed frame, a series component is vertically arranged in the middle of one side of the main action ropes, which is close to the center of the circle of the fixed frame, and a central elastic ring is commonly arranged at the other ends of the series components; the serial connection direction of each assembly in the serial connection assemblies is perpendicular to the curved surface tangent line of the connecting part of the adjacent main action ropes and the central elastic ring, so that each rope body network structure which is relatively perpendicular is formed;
The connecting assembly comprises a connecting rope I, one end of the connecting rope I is fixed with a central elastic ring, curved surface tangents of connecting parts of the connecting rope I are distributed in a vertical state, a fixed ring is fixedly arranged at the other end of the connecting rope I, a connecting rope II is fixedly arranged at the other end of the fixed ring, a plurality of arc plates are uniformly distributed on the inner side of the central elastic ring at equal intervals, the inner side of the central elastic ring is fixedly connected with two ends of the arc plates, and the extending direction of a rope body of the connecting rope I points to the middle position of the arc plates; the curvature of the inner side surface of the arc-shaped plate is consistent with that of the inner side surface of the central elastic ring, and two ends of the arc-shaped plate are arranged in a semicircular shape;
the other end of the connecting rope II is fixed with the surface of the main action rope, the connecting rope II and the main action rope are distributed in a vertical state, an arc-shaped support is fixed on the inner side of the main action rope, the inner side of the main action rope is fixedly connected with the two ends of the arc-shaped support, and the extending direction of the rope body of the connecting rope II points to the middle part of the arc-shaped support;
The rope body of the connecting rope II is perpendicular to a curved surface tangent line of a connecting part of the main acting rope, the overall curvature of the arc-shaped support is consistent with the curvature of one side of the main acting rope, inclined surfaces are respectively arranged at the left end and the right end of the arc-shaped support, an arc-shaped head is fixedly arranged at the side end of the inclined surface, the overall length of the arc-shaped support is more than or equal to half of the overall length of the main acting rope, and the whole of the arc-shaped head is of a semicircular arc-shaped structure;
An auxiliary rope is fixedly arranged on one side of the inner wall of the fixed frame, a lantern ring is fixedly arranged in the middle of the auxiliary rope, a compensation rope is penetrated through the lantern ring in a sliding manner, and the lantern ring is positioned in the middle of the compensation rope and is mutually perpendicular to the whole compensation rope in the initial state of the auxiliary rope, the lantern ring and the compensation rope;
The main action rope, the central elastic ring, the connecting rope I, the connecting rope II, the auxiliary rope and the compensating rope are in a tightening state integrally, and the connecting rope I and the connecting rope II are positioned on the same horizontal line after being tightened;
The main action rope and the auxiliary rope are in an arc shape after being tensioned, the connecting rope I and the connecting rope II are in a straight line shape after being tensioned, the compensating rope is in a V-shaped form after being tensioned, and the left end and the right end of the compensating rope are respectively fixed with the middle position of the outer side of the nearest fixing ring.
In a preferred embodiment, the main action rope, the central elastic ring, the connecting rope I, the connecting rope II, the auxiliary rope and the compensating rope are made of high-elasticity materials, the fixing ring and the fixing frame are made of inelastic materials, a circle of rubber cushion is uniformly adhered to the inner wall of the fixing ring, the thickness value from one end of the arc-shaped head far away from the inclined surface to the other end of the arc-shaped head is gradually reduced, the thickness of the arc-shaped head at the position contacted with the inclined surface reaches the minimum value, the inclined surface is in seamless connection with the arc-shaped head, the diameter of the cross section of the central elastic ring is larger than the thickness value of the arc-shaped plate, and the diameter of the cross section of the main action rope is larger than the thickness value of the arc-shaped support.
In a preferred embodiment, a round hole matched with the connecting rope II is formed in the middle of the main acting rope, and the connecting rope II is fixed with the main acting rope through the round hole.
In a preferred embodiment, the spring force ratio of the auxiliary rope to the main acting rope is 1:3.
In a preferred embodiment, the circle centers of the fixing rings at the front end and the rear end of the plurality of fixing rings are positioned on the same horizontal line, and a transverse interval and a longitudinal interval are simultaneously arranged with the circle center of the central elastic ring.
In a preferred embodiment, the auxiliary rope has an arc-shaped range greater than that of the main acting rope, and a plurality of the main acting ropes and the auxiliary rope are positioned on the same horizontal plane.
The invention has the technical effects and advantages that:
According to the invention, a plurality of main acting ropes, compensation ropes, auxiliary ropes, a serial component and a central elastic ring are arranged, the structures are mutually connected, a rope body network structure with mutually vertical rope bodies is formed, and by utilizing the principle that damping deformation is easy to occur in the vertical direction of a tightening rope body, in the reciprocating fist and opening process of a patient, the main acting ropes and the central elastic ring respectively perform tiny resistance stimulation on the fingers of the patient, the weak resistance can continuously perform resistance stimulation on the fingers of the patient in a motion state, and the motion stimulation of hands is conducted and radiated to different brain nerve areas of the patient, so that different nerve function areas of the patient are activated, whether the focus of the nerve-damaged patient invades the hand motion function area is more accurately confirmed, a more accurate visual reference basis is provided for the checking process of doctors, and the purpose of accurate diagnosis is achieved;
In the process of finger movement of a patient, the auxiliary rope between the fixing rings fixed by the little finger and the thumb can generate length change along with uneven force between the little finger and the thumb, namely the auxiliary rope can slide left and right in the sleeve ring, so that the lengths of the auxiliary rope on two sides of the sleeve ring are changed, the little finger and the thumb are associated in the movement process, the problem that uneven force is applied to the fixing frame due to overlarge distance between the little finger and the thumb is balanced, in the sliding process of the auxiliary rope, the sleeve ring and the compensation rope fixed on one side of the sleeve ring can be acted continuously, the change of the auxiliary rope can influence the compensation rope to stretch towards the center or shrink outwards to recover, so that the stress direction of the peripheral fixing frame is balanced further, and the stability of the whole structure of the auxiliary rope is ensured.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic side perspective view of the present invention;
FIG. 3 is a schematic view of a partial perspective structure of the present invention;
FIG. 4 is a schematic top view of the present invention;
FIG. 5 is a schematic view of a partial structure of the present invention;
FIG. 6 is an enlarged schematic view of a portion of the central elastic ring of the present invention;
FIG. 7 is a schematic diagram of the motion state of the main action rope of the present invention;
FIG. 8 is a schematic view of the structure of the present invention in a state of a patient's palm centering on a fist;
FIG. 9 is a schematic view of the structure of the present invention in a state of centrifugal opening of the palm of a patient;
fig. 10 is a schematic structural diagram of a second embodiment of the present invention.
The reference numerals are: 1. a fixed frame; 2. a main action rope; 3. a series assembly; 4. a central elastic ring; 5. a through hole; 6. an auxiliary rope; 7. a collar; 8. a compensating rope; 31. a connecting rope I; 32. a fixing ring; 33. a connecting rope II; 34. an arc-shaped plate; 35. an arc-shaped bracket; 36. an inclined surface; 37. an arc-shaped head.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The manual functional imaging auxiliary device for magnetic resonance shown in the drawings 1 to 9 comprises a fixed frame 1, wherein the fixed frame 1 is of an annular structure as a whole, and is more convenient for a patient to use by adopting the design of the annular structure, so that the fixed frame accords with the palm movement range of the patient, a plurality of main acting ropes 2 are sequentially arranged on the inner wall surface of the fixed frame 1, a series component 3 is arranged in the middle part of one side of the main acting ropes 2, which is close to the center of the fixed frame 1, in a vertical manner, a central elastic ring 4 is commonly arranged at the other ends of the series components 3, and the serial direction of each component in the series component 3 is respectively vertical to the curved surface tangent line of the connecting part of the adjacent main acting ropes 2 and the central elastic ring 4, so that a rope body network structure with relatively vertical ropes is formed;
The main action ropes 2 and the central elastic ring 4 are adopted, and in the process of reciprocating finger fist and opening of a patient, each relatively vertical rope body network structure consisting of the main action ropes 2 and the central elastic ring 4 can respectively stimulate the finger of the patient with small resistance, and the weak resistance can continuously stimulate the finger of the patient with resistance in a motion state, so that the device is particularly suitable for the weak stimulation effect required by a nerve-impaired or epileptic patient, and achieves the effect which cannot be realized by family/nursing assistance or conventional grip exercises;
A plurality of through holes 5 are formed in the central elastic ring 4 and are used for connecting and fixing the rope body;
The series component 3 comprises a connecting rope I31, one end of the connecting rope I31 is fixed with the central elastic ring 4 and is distributed in a vertical state with a curved surface tangent line of a connecting part of the connecting rope I, the other end of the connecting rope I31 is fixedly provided with a fixed ring 32, the other end of the fixed ring 32 is fixedly provided with a connecting rope II 33, the inner sides of the central elastic ring 4 are equally spaced and uniformly provided with a plurality of arc plates 34, the inner sides of the central elastic ring 4 are fixedly connected with two ends of the arc plates 34, and the extending direction of a rope body of the connecting rope I31 points to the middle position of the arc plates 34, and the central elastic ring 4 is prevented from being excessively distorted by the sizing action of the arc plates 34;
The curvature of the inner side surface of the arc plate 34 is consistent with that of the central elastic ring 4, and the deformation of the central elastic ring 4 can be ensured to be influenced by the arc plate 34 through the design of consistent curvature, so that the whole body of the central elastic ring is forced to be expanded outwards in a uniform posture, the two ends of the arc plate 34 are arranged in a semicircular shape, and the outer side of the arc plate 34 is attached to the inner wall surface of the central elastic ring 4;
The other end of the connecting rope II 33 is fixed with the surface of the main action rope 2, and the two are distributed in a vertical state, an arc-shaped bracket 35 is fixed on the inner side of the main action rope 2, the inner side of the main action rope 2 is fixedly connected with two ends of the arc-shaped bracket 35, the rope body extending direction of the connecting rope II 33 points to the middle part of the arc-shaped bracket 35, and the main action rope 2 is prevented from being excessively twisted by the shaping action of the arc-shaped bracket 35;
The connecting rope II 33 is arranged in a way that the curved surface tangents of the connecting part of the rope body of the connecting rope II 33 and the main acting rope 2 are mutually perpendicular, the connecting rope II 33 can carry out a vertical outward pulling force on the middle part of the main acting rope 2 through the arrangement of the structure and the whole main acting rope 2, so that the main acting rope 2 is pulled to transversely stretch, the principle that damping deformation easily occurs in the vertical direction of the tightening rope body is utilized, the transverse deformation of the main acting rope 2 provides weak resistance for fingers of a patient, one side of the arc support 35 is in abutting contact with the side surface of the main acting rope 2, the whole curvature of the arc support 35 is consistent with the curvature of one side of the main acting rope 2, inclined surfaces 36 are respectively arranged at the left end and the right end of the arc support 35, an arc head 37 is fixedly arranged at the side ends of the inclined surfaces 36, the whole length of the arc head 37 is equal to half the whole length of the main acting rope 2, the whole arc head 37 is of a semicircular arc structure, one end of the arc head 37 is gradually reduced to the thickness value of the other end, the arc head 37 is in the position contacting with the inclined surface 36, the most small thickness value, the arc head 37 is in the position contacting with the inclined surface 36, the inclined surface 33 is in the opposite direction, the arc head 33 is in abutting contact with the arc head, the arc head 33 is in the opposite direction, the opposite to the arc head 33 and the arc head is in the opposite direction, the arc head and the arc head is in abutting shape, the opposite to the arc head, the two ends of the arc head and can continuously in the opposite direction, and the two ends are in abutting shape, and deformed, and can continuously and can be in abutting contact with the curve and deformed;
An auxiliary rope 6 is fixedly arranged on one side of the inner wall of the fixed frame 1, a lantern ring 7 is fixedly arranged in the middle of the auxiliary rope 6, a compensation rope 8 is penetrated in the lantern ring 7 in a sliding manner, and in the initial state of the auxiliary rope 6, the lantern ring 7 and the compensation rope 8, the lantern ring 7 is positioned in the middle of the compensation rope 8 and is mutually perpendicular to the whole compensation rope 8;
the diameter of the cross section of the central elastic ring 4 is larger than the thickness value of the arc-shaped plate 34, and the diameter of the cross section of the main action rope 2 is larger than the thickness value of the arc-shaped bracket 35, so that by adopting the arrangement, the contact effect between the central elastic ring 4 and the arc-shaped plate 34 and between the main action rope 2 and the arc-shaped bracket 35 is good, and the stability of the structure is enhanced;
The main action rope 2, the central elastic ring 4, the connecting rope I31, the connecting rope II 33, the auxiliary rope 6 and the compensating rope 8 are in a tightening state as a whole, the connecting rope I31 and the connecting rope II 33 are positioned on the same horizontal line after being tightened, and the connecting rope I31 and the connecting rope II 33 are positioned on the same horizontal line after being tightened by adopting the arrangement, so that the acting force directions of the two connecting ropes I31 and II 33 are always kept horizontal when the device is used, and the matching precision and the practicability between the structures are improved;
The main action rope 2 and the auxiliary rope 6 are in an arc shape after being tightened, the connecting rope I31 and the connecting rope II 33 are in a straight line shape after being tightened, the compensating rope 8 is in a V-shaped state after being tightened, the left end and the right end of the compensating rope 8 are respectively fixed with the middle positions of the outer sides of the nearest fixing rings 32, the little finger and the thumb are associated in the movement process by adopting the compensating rope 8, and the problem that the force applied to the fixing frame 1 is uneven due to overlarge distance between the little finger and the thumb is balanced.
The circle centers of the fixing rings 32 positioned at the front end and the rear end of the fixing rings 32 are positioned on the same horizontal line, and the horizontal distance and the longitudinal distance exist with the circle center of the central elastic ring 4 at the same time, the arc range of the auxiliary rope 6 is larger than that of the main action rope 2, the main action rope 2 and the auxiliary rope 6 are positioned on the same horizontal plane, and the main action rope 2 and the auxiliary rope 6 are positioned on the same horizontal plane, so that the main action rope 2 and the auxiliary rope 6 are independently fixed with fingers in the working process, the states of the main action rope and the auxiliary rope are kept relatively consistent, the controllable degree of a patient on the fixing frame 1 is improved, and the experience of the patient in use is improved.
Referring to fig. 1-3 of the specification, the main acting rope 2, the central elastic ring 4, the connecting rope i 31, the connecting rope ii 33, the auxiliary rope 6 and the compensating rope 8 are made of high elastic materials, the fixing ring 32 and the fixing frame 1 are made of non-elastic materials, and a circle of rubber cushion is uniformly adhered to the inner wall of the fixing ring 32.
The implementation mode specifically comprises the following steps: utilize the inner wall of solid fixed ring 32 evenly to paste there is the round rubber cushion, makes its patient's five fingers in the solid fixed ring 32 of cover difference, and rubber cushion can freely warp to the different finger volumes of laminating patient further promote the practicality of device.
Referring to fig. 6 of the specification, a round hole matched with the connecting rope ii 33 is formed in the middle of the main acting rope 2, the connecting rope ii 33 is fixed with the main acting rope 2 through the round hole, and the elastic force ratio of the auxiliary rope 6 to the main acting rope 2 is 1:3.
The implementation mode specifically comprises the following steps: the elastic force ratio of the auxiliary rope 6 to the main action rope 2 is 1:3, when the whole structure is used, the plurality of independent main action ropes 2 are mainly used for carrying out micro-resistance training on the fingers of a patient, and the auxiliary ropes 6 are mainly used for balancing the problem of uneven force caused by overlarge distance between the small fingers and the thumbs of the patient.
The working principle of the invention is as follows:
the first step: the operator first assembles the various components of the device normally and then uses the device normally.
And a second step of: firstly, a patient lies on a treatment bed for nuclear magnetic resonance examination, the palm of the hand is upwards, five fingers sequentially pass through five fixing rings 32 respectively to be kept fixed, at the moment, the patient gradually contracts the fingers of the patient to grasp the fist and controls the palm to open, during the process of grasping the fist, a plurality of fixing rings 32 drive a connecting rope II 33 arranged on the outer side of the connecting rope II and an arc-shaped bracket 35 to synchronously move towards the center position of a central elastic ring 4, at the moment, the connecting rope II 33 can carry out a vertical and outward pulling force on the middle part of a main action rope 2, thereby pulling the main action rope 2 to carry out transverse stretching, and ensuring that an even attaching effect is kept between the arc-shaped bracket 35 on the other side of the main action rope 2 and the main action rope 2 all the time, So as to ensure that the main acting rope 2 is always stretched out in an arc shape, a V shape is not formed after the main acting rope 2 is stretched, and the problem of uneven force is caused, at the moment, weak resistance is provided for the fingers of a patient by the transverse deformation of the main acting rope 2 (when the external force is perpendicular to the middle part of the main acting rope 2, the deformation can be completed only by weak force when the external force is stretched, and when the acting force is parallel to the central axis direction of the main acting rope 2, the external force is required to act on the whole main acting rope 2, so that the main acting rope 2 can be stretched, the special is the deformation characteristic of the main acting rope 2), when the palm of the patient is stretched, the connecting ropes I31 arranged on the inner side of the connecting ropes I and the arc plates 34 are synchronously moved towards the direction away from the center elastic ring 4, The arc plate 34 fixed at one end of the connecting rope i 31 gradually pushes the central elastic ring 4 outwards to deform, the acting force direction is also perpendicular to the outer side of the central elastic ring 4, five fingers simultaneously act in the central elastic ring 4, micro resistance is provided for the fingers of a patient by the central elastic ring 4, during the process of opening a fist and a palm of the patient, the auxiliary rope 6 between the little finger and the fixed ring 32 fixed by the thumb can generate length change along with uneven force between the little finger and the thumb, namely the auxiliary rope 6 can slide left and right in the sleeve ring 7, thereby changing the length of the auxiliary rope 6 positioned at two sides of the sleeve ring 7, and correlating the little finger with the thumb during movement, The problem of uneven force applied to the fixed frame 1 caused by overlarge distance between the two fingers is further balanced (the distance between other fingers is almost equal due to the distribution characteristics of the fingers of a human body, the distance between the small finger and the thumb can be kept larger no matter in the process of making a fist and opening, the existence of the distance can influence the uniformity degree of acting force of the fingers on the peripheral fixed frame 1), the sleeve ring 7 and the compensating rope 8 fixed on one side of the sleeve ring can be acted continuously in the sliding process of the auxiliary rope 6, the compensating rope 8 is in an initial tightening state, the compensating rope 8 can be continuously stretched or contracted outwards to recover towards the center under the tightening state due to the change of the auxiliary rope 6, The problem of uneven force caused by overlarge distance between the little finger and the thumb is solved, in the process of reciprocating finger fist and opening of a patient, the plurality of main action ropes 2 and the central elastic ring 4 respectively stimulate the little resistance of the finger of the patient, the weak resistance can continuously stimulate the resistance of the finger of the patient in a motion state, and the motion stimulation of the hand is conducted and radiated to different brain nerve regions of the patient, so as to activate different nerve regions of the patient, thereby more accurately confirming whether the focus of the nerve-damaged patient invades the finger motion function region, providing more accurate reference basis for the examination process, and achieving the purpose of accurate examination, finally, the device completes the process of effectively stimulating the finger and each nerve region of the brain of the patient when the nuclear magnetic resonance examination is carried out on the patient.
And a third step of: the operator first closes the device normally, then checks whether the fixity between the various components of the device is normal, and then replaces and repairs the parts inside the device that are more subject to aging and wear.
Example 2
As shown in fig. 1 to 10, the arc-shaped support 35 is close to one side of the main action rope 2, and the left end and the right end are respectively fixed with a fixed ring, meanwhile, the main action rope 2 is limited by penetrating through the two fixed rings while contacting the side surfaces of the main action rope 2 and the arc-shaped support 35, so that the problem that the main action rope 2 turns up and down integrally with the side surfaces of the arc-shaped support 35 when being gradually tightened is avoided, the stability between the main action rope 2 and the arc-shaped support 35 when the connecting rope II 33 pulls the main action rope 2 is further increased, the problem that the main action rope 2 is separated from the surface on one side of the arc-shaped support 35 is avoided, and the practical effect of the integral structure is further improved.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
Secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
Finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (6)
1. A magnetic resonance manual functional imaging assisting device, which is characterized in that: the device comprises a fixed frame, wherein the whole fixed frame is of an annular structure, a plurality of main action ropes are sequentially arranged on the inner wall surface of the fixed frame, a series component is vertically arranged in the middle of one side of the main action ropes, which is close to the center of the circle of the fixed frame, and a central elastic ring is commonly arranged at the other ends of the series components; the serial connection direction of each assembly in the serial connection assemblies is perpendicular to the curved surface tangent line of the connecting part of the adjacent main action ropes and the central elastic ring, so that each rope body network structure which is relatively perpendicular is formed;
The connecting assembly comprises a connecting rope I, one end of the connecting rope I is fixed with a central elastic ring, curved surface tangents of connecting parts of the connecting rope I are distributed in a vertical state, a fixed ring is fixedly arranged at the other end of the connecting rope I, a connecting rope II is fixedly arranged at the other end of the fixed ring, a plurality of arc plates are uniformly distributed on the inner side of the central elastic ring at equal intervals, the inner side of the central elastic ring is fixedly connected with two ends of the arc plates, and the extending direction of a rope body of the connecting rope I points to the middle position of the arc plates; the curvature of the inner side surface of the arc-shaped plate is consistent with that of the inner side surface of the central elastic ring, and two ends of the arc-shaped plate are arranged in a semicircular shape;
the other end of the connecting rope II is fixed with the surface of the main action rope, the connecting rope II and the main action rope are distributed in a vertical state, an arc-shaped support is fixed on the inner side of the main action rope, the inner side of the main action rope is fixedly connected with the two ends of the arc-shaped support, and the extending direction of the rope body of the connecting rope II points to the middle part of the arc-shaped support;
The rope body of the connecting rope II is perpendicular to a curved surface tangent line of a connecting part of the main acting rope, the overall curvature of the arc-shaped support is consistent with the curvature of one side of the main acting rope, inclined surfaces are respectively arranged at the left end and the right end of the arc-shaped support, an arc-shaped head is fixedly arranged at the side end of the inclined surface, the overall length of the arc-shaped support is more than or equal to half of the overall length of the main acting rope, and the whole of the arc-shaped head is of a semicircular arc-shaped structure;
An auxiliary rope is fixedly arranged on one side of the inner wall of the fixed frame, a lantern ring is fixedly arranged in the middle of the auxiliary rope, a compensation rope is penetrated through the lantern ring in a sliding manner, and the lantern ring is positioned in the middle of the compensation rope and is mutually perpendicular to the whole compensation rope in the initial state of the auxiliary rope, the lantern ring and the compensation rope;
The main action rope, the central elastic ring, the connecting rope I, the connecting rope II, the auxiliary rope and the compensating rope are in a tightening state integrally, and the connecting rope I and the connecting rope II are positioned on the same horizontal line after being tightened;
The main action rope and the auxiliary rope are in an arc shape after being tensioned, the connecting rope I and the connecting rope II are in a straight line shape after being tensioned, the compensating rope is in a V-shaped form after being tensioned, and the left end and the right end of the compensating rope are respectively fixed with the middle position of the outer side of the nearest fixing ring.
2. A magnetic resonance manual functional imaging assistance device according to claim 1, wherein: the main action rope, the central elastic ring, the connecting rope I, the connecting rope II, the auxiliary rope and the compensating rope are made of high-elasticity materials, the whole fixing ring and the whole fixing frame are made of non-elastic materials, a circle of rubber cushion is uniformly adhered to the inner wall of the fixing ring, the thickness value of one end, far away from the inclined plane, of the arc-shaped head is gradually reduced to the thickness value of the other end, of the arc-shaped head is gradually reduced, the thickness of the arc-shaped head at the position contacted with the inclined plane reaches the minimum value, the inclined plane is connected with the arc-shaped head in a seamless mode, the diameter of the cross section of the central elastic ring is larger than the thickness value of the arc-shaped plate, and the diameter of the cross section of the main action rope is larger than the thickness value of the arc-shaped support.
3. A magnetic resonance manual functional imaging assistance device according to claim 1, wherein: the middle part of the main action rope is provided with a round hole matched with the connecting rope II, and the connecting rope II is fixed with the main action rope through the round hole.
4. A magnetic resonance manual functional imaging assistance device according to claim 1, wherein: the elastic force ratio of the auxiliary rope to the main acting rope is 1:3.
5. A magnetic resonance manual functional imaging assistance device according to claim 1, wherein: the circle centers of the fixing rings at the head and tail ends of the plurality of fixing rings are positioned on the same horizontal line, and a transverse interval and a longitudinal interval are simultaneously reserved between the circle centers of the plurality of fixing rings and the center elastic ring.
6. A magnetic resonance manual functional imaging assistance device according to claim 1, wherein: the arc-shaped range of the auxiliary rope is larger than that of the main action rope, and a plurality of main action ropes and the auxiliary rope are positioned on the same horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411459346.8A CN118948248B (en) | 2024-10-18 | 2024-10-18 | A magnetic resonance imaging auxiliary device for hand function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411459346.8A CN118948248B (en) | 2024-10-18 | 2024-10-18 | A magnetic resonance imaging auxiliary device for hand function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118948248A true CN118948248A (en) | 2024-11-15 |
| CN118948248B CN118948248B (en) | 2025-01-24 |
Family
ID=93398478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411459346.8A Active CN118948248B (en) | 2024-10-18 | 2024-10-18 | A magnetic resonance imaging auxiliary device for hand function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118948248B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002018018A2 (en) * | 2000-08-03 | 2002-03-07 | Terry Paul Zachary | Apparatus for exercising the human hand |
| US6817967B1 (en) * | 2002-01-17 | 2004-11-16 | Wolfgang Ott | Elastic finger exercise device |
| US20070129216A1 (en) * | 2005-12-02 | 2007-06-07 | Wolfgang Ott | Elastic hand and digit exercise device |
| US7288051B1 (en) * | 2003-02-28 | 2007-10-30 | Phillips Susan G | Exercise handle |
| CN116271724A (en) * | 2023-04-17 | 2023-06-23 | 江苏医药职业学院 | Finger muscle strength rehabilitation training device |
| CN116370911A (en) * | 2022-12-20 | 2023-07-04 | 潘禹彤 | Department of neurology is recovered with hand training equipment |
| KR20240048211A (en) * | 2022-10-06 | 2024-04-15 | 오광일 | finger rehabilitation exerciser |
-
2024
- 2024-10-18 CN CN202411459346.8A patent/CN118948248B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002018018A2 (en) * | 2000-08-03 | 2002-03-07 | Terry Paul Zachary | Apparatus for exercising the human hand |
| US6817967B1 (en) * | 2002-01-17 | 2004-11-16 | Wolfgang Ott | Elastic finger exercise device |
| US7288051B1 (en) * | 2003-02-28 | 2007-10-30 | Phillips Susan G | Exercise handle |
| US20070129216A1 (en) * | 2005-12-02 | 2007-06-07 | Wolfgang Ott | Elastic hand and digit exercise device |
| KR20240048211A (en) * | 2022-10-06 | 2024-04-15 | 오광일 | finger rehabilitation exerciser |
| CN116370911A (en) * | 2022-12-20 | 2023-07-04 | 潘禹彤 | Department of neurology is recovered with hand training equipment |
| CN116271724A (en) * | 2023-04-17 | 2023-06-23 | 江苏医药职业学院 | Finger muscle strength rehabilitation training device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN118948248B (en) | 2025-01-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101433491B (en) | Multiple-freedom degree wearing type rehabilitation training robot for function of hand and control system thereof | |
| Venkatakrishnan et al. | Applications of brain–machine interface systems in stroke recovery and rehabilitation | |
| Bartur et al. | Changes in mu and beta amplitude of the EEG during upper limb movement correlate with motor impairment and structural damage in subacute stroke | |
| Yap et al. | MRC-glove: A fMRI compatible soft robotic glove for hand rehabilitation application | |
| US9820908B2 (en) | Apparatus and method for rehabilitating an injured limb | |
| Dechaumont-Palacin et al. | Neural correlates of proprioceptive integration in the contralesional hemisphere of very impaired patients shortly after a subcortical stroke: an FMRI study | |
| CN109172265A (en) | Finger exoskeleton robot | |
| Nam et al. | Biomechanical reactions of exoskeleton neurorehabilitation robots in spastic elbows and wrists | |
| US20140200632A1 (en) | Self-directed rehabilitation training method combining brain signals and functional electrostimulation | |
| Calabrò et al. | Robotic rehabilitation in spinal cord injury: A pilot study on end-effectors and neurophysiological outcomes | |
| CN106974649A (en) | Wearable muscular movement state recognition and muscle electric stimulation motion assistant system | |
| Ono et al. | Functional recovery in upper limb function in stroke survivors by using brain-computer interface A single case ABAB design | |
| CN118948248B (en) | A magnetic resonance imaging auxiliary device for hand function | |
| Rodrigues et al. | Comparison of intramuscular and surface electromyography recordings towards the control of wearable robots for incomplete spinal cord injury rehabilitation | |
| Poppendieck et al. | A new generation of double-sided intramuscular electrodes for multi-channel recording and stimulation | |
| Ferrero et al. | Assessing user experience with BMI-assisted exoskeleton in patients with spinal cord injury | |
| Tripanpitak et al. | Design a soft assistive device for elbow movement training in peripheral nerve injuries | |
| Al-Quraishi et al. | Detection of lower limb movements using sensorimotor rhythms | |
| CN203724076U (en) | Nerve probe | |
| CN209714173U (en) | A kind of limb rehabilitating device for Neurology | |
| Ticllacuri et al. | Design and simulation of a soft robotic device for muscle rehabilitation and blood flow stimulation therapy | |
| Ueda et al. | Robotic rehabilitation exercise in hemiparetic limbs based on functional synchronization of voluntary and involuntary nerve impulses | |
| CN120168871A (en) | A training system and method for limb rehabilitation | |
| Low | Subject-oriented overground walking pattern generation on a rehabilitation robot based on foot and pelvic trajectories | |
| CN218420346U (en) | Three-degree-of-freedom upper limb medical rehabilitation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |