CN120585540A - A traction bed combined arm - Google Patents

Abstract

The present invention provides a traction bed combination arm, which belongs to the field of medical supports. It includes a first fixed rod, a second fixed rod, a first support and a second support, a rotating seat is provided between the first fixed rod and the second fixed rod, a clamping assembly is provided on the lower side of the second fixed rod, and the clamping assembly includes a movable rod fixedly connected to the lower end of the first fixed rod, a movable plate is slidably connected to the outer surface of the movable rod, a rotating cover is threadedly connected to the outer surface of the movable rod, and a first capsule is fixedly connected to the outer surface of the movable plate. The present invention provides a limit assembly to support the affected limb through a bracket during the operation, which can not only effectively reduce the workload of medical staff in manual lifting, thereby reducing the labor cost during the operation to a certain extent, but also the bracket can fully expose the patient's wound for preoperative disinfection and effectively reduce the risk of occupational exposure of medical staff when performing C-arm fluoroscopy during the operation.

Description

Traction table combined arm

Technical Field

The invention relates to the field of medical supports, in particular to a traction bed combined arm.

Background

Hip fracture (intertrochanter fracture, lower fracture of femoral neck, fracture of femoral shaft) and fracture of femoral shaft are lower limb fracture common in clinic, and usually require a closed reduction intramedullary nail internal fixation operation for operation treatment, and for old patients, a traction bed is required to traction and close reduction in operation, and the affected limb is suspended in traction state, however, due to the action of gravity, fracture distal end is often shifted downwards.

The traditional resetting method is that an assistant supports the fracture far end from the lower part by using both hands and corrects the front-back displacement of the fracture end until an operator inserts an intramedullary nail, but the resetting method can increase the workload of medical staff in the operation process, and the long-time lifting can cause that the accurate resetting is difficult to maintain by manpower, and meanwhile, the radioactive exposure risk of the medical staff can be increased when the perspective irradiation is carried out.

In order to solve the above problems, medical staff usually adopts a leg lifting support (a straight rod with a base, a soft cushion is arranged at the top and used for supporting a patient limb in the sterilization process) to support the far end of a fracture, and the position of the leg lifting support is adjusted under perspective, although the position can be used for replacing medical staff to lift the patient limb to a certain extent, the leg lifting support needs to be fixed in the use process and then sterilization and laying are started, as the leg lifting support is close to an operation area, the sterilization of the operation area is difficult, the risk of surgical infection is increased, and once the support is fixed, the fracture in operation cannot be adjusted, the secondary displacement in operation is difficult to be handled, and certain inconvenience still exists in the actual use process.

Disclosure of Invention

Aiming at the problem that the exercise intensity of a supporting user cannot be flexibly adjusted in the prior art, the invention aims to provide a traction bed combined arm.

In order to solve the problems, the invention adopts the following technical scheme:

The traction bed combined arm comprises a first fixed rod, a second fixed rod, a first support and a second support, a rotating seat is arranged between the first fixed rod and the second fixed rod, a clamping assembly is arranged on the lower side of the second fixed rod, the clamping assembly comprises a movable rod fixedly connected with the lower end of the first fixed rod, a movable plate is slidably connected to the outer surface of the movable rod, a rotating cover is connected to the outer surface of the movable rod in a threaded mode, a first bag body is fixedly connected to the outer surface of the movable plate, a storage groove is formed in the outer surface of the movable plate, a second bag body is fixedly connected to the inner surface of the storage groove, a guide pipe is arranged on the inner side of the movable plate in an embedded mode, and the upper end and the lower end of the guide pipe are respectively communicated with the inner portions of the first bag body and the second bag body.

Optionally, the quantity of rotatory cover, fly leaf is two sets of and is the symmetric distribution, the fly leaf surface rotates the contact with rotatory cover, the fly leaf is L shape structure, first bag body external surface fixedly connected with contact plate, first bag body is located second bag body upside.

Optionally, the outer fixedly connected with magic subsides of second bag body, fly leaf surface fixedly connected with stripper plate, the contact plate adopts wear-resisting elastic material to make, the roating seat is the ring form, first dead lever is located the second dead lever directly over.

Optionally, the first dead lever upside is provided with adjusting part, adjusting part includes the first round pin axle of being connected with first dead lever damping rotation, both sides and second support fixed connection around the first round pin axle outward surface, first support keeps away from first dead lever one end damping rotation and is connected with the second round pin axle, second round pin axle outward surface fixedly connected with second support.

Optionally, the constant head tank has been seted up to the second round pin axle surface, the quantity of constant head tank is a plurality of groups and is annular array and distributes, first support surface left side threaded connection has the ejector pin, the ejector pin runs through to the constant head tank inside and with the constant head tank block contact.

Optionally, the second support upside is provided with spacing subassembly, spacing subassembly includes the pivot of being connected with the second support rotation, the pivot surface rotates and is connected with the mount pad, the quantity of mount pad is two sets of and symmetric distribution both sides around the second support, mount pad upper end surface fixedly connected with bracket, the bracket is circular-arc.

Optionally, pivot surface fixedly connected with fixture block, the quantity of fixture block is a plurality of groups and cyclic annular array distributes in the pivot outside, the draw-in groove has been seted up to the inboard embedding of second support, the draw-in groove runs through to the mount pad outside, draw-in groove and fixture block contact, pivot front end surface fixedly connected with knob.

Optionally, be provided with the traction assembly between first support and the second support, the traction assembly is including seting up the inside cavity of first support, the cavity is T shape structure and runs through to the first support outside, fixedly connected with dead lever in the cavity, second support right-hand member surface fixedly connected with pulls the strip.

Optionally, inside sliding connection of cavity has the slide bar, dead lever surface and traction strip sliding contact, traction strip keeps away from second support one end and slide bar fixed connection, the traction strip adopts elastic material to make, the locating hole has been seted up to first support upper end surface, the inboard block of locating hole has the locating lever, the locating lever is T shape structure, the locating hole lower extreme runs through to the slide bar downside, the quantity of locating hole is a plurality of groups and is linear array distribution, first dead lever, second dead lever, first support and second support all adopt the high-molecular radiation resistant material to make.

Optionally, the bracket outside is provided with fixed subassembly, fixed subassembly is including seting up the movable groove at the bracket surface, the inboard fixedly connected with dabber of movable groove, dabber surface rotation is connected with splint, splint internal surface fixedly connected with backing plate, the quantity of movable groove, splint is a plurality of groups and is the symmetric distribution, adjacent fixedly connected with elastic webbing between the splint, backing plate are circular-arc.

Compared with the prior art, the technical scheme provided by the invention has at least the following beneficial effects:

In the above-mentioned scheme, through setting up spacing subassembly, support is lifted to suffering from the limb through the bracket in the art, not only can reduce medical personnel's work load that the manpower lifted effectively to can reduce the human cost of operation in-process to a certain extent, the bracket can make patient's wound fully expose so that carry out the disinfection processing before the art simultaneously, and when carrying out C arm perspective irradiation in the art, can reduce medical personnel's occupational exposure's risk effectively.

Through setting up clamping assembly, stretch out and cladding at the traction lever downside from accomodating the inslot through two sets of second utricules, not only can carry out the centre gripping to the traction lever in different directions, extrusion force between fly leaf and the traction lever can be further increased simultaneously, thereby can make the combination arm centre gripping more firm, and then can reduce the combination arm effectively and take place unexpected gliding probability on the traction lever surface, thereby can improve the security and the reliability in the combination arm use, simultaneously clamping assembly can be with the traction lever surface of combination arm centre gripping at different diameters, thereby can increase the range of application of combination arm to a certain extent.

Through setting up the traction assembly, can improve the support performance of support through the traction strip to can improve the bearing capacity of combination arm to a certain extent, keep stabilizing through the slide bar and make the traction strip can keep the state of tightening, thereby can make the tension of traction strip keep in suitable range, cooperate the locating hole through the locating lever and can make the slide bar keep stable, thereby can realize the nimble regulation to traction strip tensile, thereby can further improve the functionality of combination arm.

Drawings

The accompanying drawings, which are incorporated herein and form a part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the invention and to enable a person skilled in the pertinent art to make and use the invention.

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a top view of the overall structure of the present invention;

FIG. 3 is a schematic diagram of the whole structure of the present invention;

FIG. 4 is a schematic diagram of a latch and a slot according to the present invention;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 6 is a cross-sectional view taken along B-B in FIG. 2;

FIG. 7 is an enlarged schematic view of FIG. 4 at C;

FIG. 8 is an enlarged schematic view of FIG. 5 at D;

FIG. 9 is an enlarged schematic view of FIG. 4 at E;

fig. 10 is a schematic structural view of a fixing assembly according to the present invention.

[ Reference numerals ]

10. The device comprises a first fixed rod, 11, a second fixed rod, 12, a first pin shaft, 13, a first bracket, 14, a second bracket, 15, a mounting seat, 16, a bracket, 17, a rotating seat, 18, a movable rod, 19, a rotating cover, 20, a movable plate, 21, a squeezing plate, 22, a cavity, 23, a fixed shaft, 24, a traction bar, 25, a positioning rod, 26, a sliding rod, 27, a positioning hole, 28, a rotating shaft, 29, a clamping groove, 30, a clamping block, 31, a first bag body, 32, a conduit, 33, a containing groove, 34, a second bag body, 35, a contact plate, 36, a magic tape, 37, a positioning groove, 38, a push rod, 39, a knob, 40, a movable groove, 41, a mandrel, 42, a clamping plate, 43, a base plate, 44 and an elastic belt.

Specific structures and devices are labeled in the drawings to enable clear implementation of embodiments of the invention, but this is merely illustrative and is not intended to limit the invention to the specific structures, devices and environments that may be modified or adapted by those of ordinary skill in the art, based on the specific needs.

Detailed Description

The invention will now be described in detail with reference to the drawings and to specific embodiments. While the invention has been described herein in detail in order to make the embodiments more detailed, the following embodiments are preferred and can be embodied in other forms as well known to those skilled in the art, and the accompanying drawings are only for the purpose of describing the embodiments more specifically and are not intended to limit the invention to the specific forms disclosed herein.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the relevant art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

Generally, the terminology may be understood, at least in part, from the use of context. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in a singular sense, or may be used to describe a combination of features, structures, or characteristics in a plural sense, depending at least in part on the context. In addition, the term "based on" may be understood as not necessarily intended to convey an exclusive set of factors, but may instead, depending at least in part on the context, allow for other factors that are not necessarily explicitly described.

It is to be understood that the meaning of "on," "above," "over" and "above" in the present invention should be read in the broadest manner so that "on" means not only "directly on" but also includes "on" something with intervening features or layers therebetween, and "on" or "above" means not only "on" or "over" but also may include the meaning of "on" or "over" it without intervening features or layers therebetween.

Furthermore, spatially relative terms such as "under," "below," "lower," "above," "upper," and the like may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be otherwise oriented and the spatially relative descriptors used herein may similarly be interpreted accordingly.

As shown in fig. 1 to 10, an embodiment of the present invention provides a combined arm of a traction table, which includes a first fixing rod 10, a second fixing rod 11, a first support 13 and a second support 14, a rotating seat 17 is disposed between the first fixing rod 10 and the second fixing rod 11, a clamping assembly is disposed at the lower side of the second fixing rod 11, the clamping assembly includes a movable rod 18 fixedly connected with the lower end of the second fixing rod 11, the outer surface of the movable rod 18 is slidably connected with a movable plate 20, the outer surface of the movable rod 18 is in threaded connection with a rotating cover 19, the outer surface of the movable plate 20 is fixedly connected with a first bag body 31, the outer surface of the movable plate 20 is provided with a receiving groove 33, the inner surface of the receiving groove 33 is fixedly connected with a second bag body 34, a conduit 32 is embedded inside the movable plate 20, and the upper end and the lower end of the conduit 32 are respectively communicated with the first bag body 31 and the second bag body 34.

The number of the rotating cover 19 and the number of the movable plates 20 are two, the two groups of the rotating cover 19 and the movable plates 20 are symmetrically distributed, the outer surfaces of the movable plates 20 are in rotary contact with the rotating cover 19, the movable plates 20 are of an L-shaped structure, the outer surfaces of the first bag bodies 31 are fixedly connected with the contact plates 35, and the first bag bodies 31 are positioned on the upper sides of the second bag bodies 34.

The second bag 34 is fixedly connected with a magic tape 36 on the outer surface, the movable plate 20 is fixedly connected with the extrusion plate 21 on the outer surface, the contact plate 35 is made of wear-resistant elastic materials, the rotary seat 17 is circular, and the first fixing rod 10 is positioned right above the second fixing rod 11.

Through adopting above-mentioned technical scheme, the combined arm is when using, need fix the combined arm in the appropriate position on traction lever surface, first dead lever 10, second dead lever 11 and first support 13, second support 14 is the main bearing structure of combined arm, the second dead lever 11 rotates the support to first dead lever 10 through roating seat 17, thereby make first dead lever 10 can rotate certain angle, and then can adjust the operational angle of combined arm according to patient's position, the during operation is placed two sets of fly leaves 20 in the traction lever outside, then the user rotates two sets of rotatory covers 19 simultaneously, rotatory cover 19 is through with fly leaf 18 threaded connection, can follow the fly leaf 18 axis direction at pivoted in-process and remove, rotatory cover 19 can drive two sets of fly leaves 20 in the in-phase motion of motion, fly leaf 20 can drive stripper plate 21 laminating on the traction lever surface, through two sets of fly leaves 20 and traction lever clamp fixed, the friction between fly leaf 21 can effectively improve fly leaf 20 and the traction lever, thereby can make fly leaf 20 and the traction lever clamp and help improving the stability in the combined arm more closely in the use.

The fly leaf 20 can drive first cell body 31 synchronous motion in the in-process of motion, first cell body 31 surface protrusion is in the fly leaf 20 outside, after the fly leaf 20 removes one section distance, the contact plate 35 of first cell body 31 surface can contact with the traction lever surface earlier, along with the continued movement of fly leaf 20, fly leaf 20 can cooperate the traction lever to extrude first cell body 31, the inside gas of first cell body 31 can get into inside second cell body 34 through pipe 32 this moment, second cell body 34 can be inflated and drive the magic subsides 36 synchronous motion, fly leaf 20 is through accomodating groove 33 to second cell body 34 fixed stay, along with the gradual expansion of second cell body 34, two sets of second cell bodies 34 can drive the magic subsides 36 respectively and laminate the contact, thereby make two sets of magic subsides 36 bond together, stretch out from accomodate inslot 33 and cladding in the traction lever downside, not only can carry out the centre gripping to the traction lever at different directions, simultaneously can further increase the arm between fly leaf 20 and the traction lever, thereby the combined arm can the combination arm can take place the combined arm with the outside the surperficial safety of certain, thereby the combined arm can the combination can the outside the combined arm of the surperficial safety and the combined arm, the combined arm can not take place the combined arm is firm with the combined arm can the surperficial safety, the combined arm can be used in the combined with the surprise can.

As shown in fig. 6 and 9, an adjusting component is disposed on the upper side of the first fixing rod 10, the adjusting component includes a first pin 12 connected with the first fixing rod 10 in a damping rotation manner, front and rear sides of the outer surface of the first pin 12 are fixedly connected with a second bracket 14, one end of the first bracket 13 far away from the first fixing rod 10 is connected with a second pin in a damping rotation manner, and the outer surface of the second pin is fixedly connected with the second bracket 14.

The outer surfaces of the first pin shaft 12 and the second pin shaft are provided with positioning grooves 37, the number of the positioning grooves 37 is a plurality of groups and distributed in an annular array, the left side of the outer surface of the first bracket 13 is connected with a push rod 38 in a threaded manner, and the push rod 38 penetrates into the positioning grooves 37 and is in clamping contact with the positioning grooves 37.

Through adopting above-mentioned technical scheme, the angle of first support 13 and second support 14 is adjusted according to patient's limb's position needs, for this reason, adjusting part has been set up, during the adjusting part work, the operator rotates ejector pin 38 clockwise, the pointed end of ejector pin 38 can break away from the contact with first round pin axle 12 this moment, the constant head tank 37 on second round pin axle surface, then the operator uses first round pin axle 12 as the fulcrum rotation first support 13 as required, simultaneously use second round pin axle as fulcrum rotation second support 14, first round pin axle 12 and second round pin axle respectively with first dead lever 10, first support 13 damping rotation connection, when no exogenic action, the angle of first support 13 can remain stable, after first support 13 and second support 14 rotate certain angle, thereby make the pointed end of ejector pin 38 block to the constant head tank 37 inside again, can carry out the locking through ejector pin 38 cooperation constant head tank 37 to first support 13 and second support 14, thereby can make first support 13 and second support 14 keep stable in the use process of combination arm, simultaneously can effectively reduce first support 13 and second support 14 and the unexpected position of the patient's fracture and can not improve the accuracy of fracture at the same time when the patient's position accuracy of fracture is adjusted to the accident position, can not be carried out to the patient's accuracy of adjustment.

As shown in fig. 4, fig. 6 and fig. 7, a limiting component is disposed on the upper side of the second support 14, the limiting component includes a rotating shaft 28 rotationally connected with the second support 14, the outer surface of the rotating shaft 28 is rotationally connected with mounting seats 15, the number of the mounting seats 15 is two, and the mounting seats are symmetrically distributed on the front side and the rear side of the second support 14, a bracket 16 is fixedly connected with the outer surface of the upper end of the mounting seat 15, and the bracket 16 is arc-shaped.

The outer surface of the rotating shaft 28 is fixedly connected with clamping blocks 30, the clamping blocks 30 are in a plurality of groups and distributed on the outer side of the rotating shaft 28 in an annular array, clamping grooves 29 are formed in the inner side of the second bracket 14 in an embedded mode, the clamping grooves 29 penetrate to the outer side of the mounting seat 15, the clamping grooves 29 are in clamping contact with the clamping blocks 30, and a knob 39 is fixedly connected to the outer surface of the front end of the rotating shaft 28.

Through adopting the technical scheme, the second bracket 14 rotatably supports the rotating shaft 28, the rotating shaft 28 movably supports the mounting seat 15, the bracket 16 on the surface of the mounting seat 15 is used for supporting the far end of a limb of a patient, the bracket 16 is used for supporting the limb of the patient during operation, the workload of manual lifting of medical staff can be effectively reduced, the labor cost in the operation process can be reduced to a certain extent, meanwhile, the bracket 16 can fully expose a wound of the patient so as to perform preoperative disinfection treatment, and the occupational exposure risk of the medical staff can be effectively reduced when C-arm perspective irradiation is performed during operation;

When the fracture operation is reset, the angle of the limb of the patient needs to be adjusted, at the moment, an operator pulls the rotating shaft 28 through the knob 39, the rotating shaft 28 can drive the clamping blocks 30 on the surface of the rotating shaft to synchronously move, the clamping blocks 30 linearly move in the clamping grooves 29, when the clamping blocks 30 are separated from the clamping grooves 29 in the second bracket 14, the operator rotates the mounting seat 15 by taking the rotating shaft 28 as a fulcrum, the mounting seat 15 drives the bracket 16 to rotate, the inclination angle of the bracket 16 is adjusted, after the bracket 16 is adjusted to a proper position, the operator reversely pushes the rotating shaft 28 through the knob 39, at the moment, the rotating shaft 28 can drive the clamping blocks 30 to move into the clamping grooves 29, the clamping blocks 30 are matched with the clamping grooves 29 to lock and fix the rotating shaft 28 and the mounting seat 15, so that the position of the bracket 16 is kept stable, the operation requirement in the operation process can be met by arranging the limiting component, and the functionality and the flexibility of the combined arm in the use process can be improved.

As shown in fig. 6, a traction assembly is disposed between the first bracket 13 and the second bracket 14, the traction assembly includes a cavity 22 disposed inside the first bracket 13, the cavity 22 is in a T-shaped structure and penetrates to the outside of the first bracket 13, a fixed shaft 23 is fixedly connected inside the cavity 22, and a traction strip 24 is fixedly connected to the outer surface of the right end of the second bracket 14.

The inside sliding connection of cavity 22 has slide bar 26, fixed axle 23 surface and traction strip 24 sliding contact, traction strip 24 keeps away from second support 14 one end and slide bar 26 fixed connection, traction strip 24 adopts elastic material to make, locating hole 27 has been seted up to first support 13 upper end surface.

The inside block of locating hole 27 has locating lever 25, locating lever 25 is T shape structure, locating hole 27 lower extreme runs through to slide bar 26 downside, the quantity of locating hole 27 is a plurality of groups and is linear array and distributes, first dead lever 10, second dead lever 11, first support 13 and second support 14 all adopt the polymer to be able to bear the radiation material to make.

Through adopting above-mentioned technical scheme, when adjusting second support 14 angle, in order to further improve the stability of second support 14, set up the traction assembly, cavity 22 that first support 13 surface was seted up can alleviate the dead weight of first support 13, thereby can alleviate the transport clamping degree of difficulty of combination arm to a certain extent, first support 13 passes through cavity 22 to fixed axle 23 fixed support, fixed axle 23 can play the guide effect to traction bar 24, when second support 14 swings with the second round pin axle as the fulcrum, second support 14 can stretch traction bar 24, traction bar 24 can exert certain pulling force to second support 14 this moment, can improve the support performance of second support 14 to a certain extent through traction bar 24, thereby can improve the bearing capacity of combination arm to a certain extent.

The elastic force of the traction bar 24 can increase the resistance in the rotation process of the first bracket 13 to a certain extent, the cavity 22 can slidably support the sliding bar 26, the sliding bar 26 can be positioned and fixed through the positioning bar 25 matched with the positioning hole 27, the traction bar 24 can be kept in a tight state through the stable state of the sliding bar 26, so that the tension of the traction bar 24 can be kept in a proper range, when the tension of the traction bar 24 needs to be increased, an operator firstly takes out the positioning bar 25 from the positioning hole 27, then moves the sliding bar 26 to the second pin shaft side along the inside of the cavity 22, the traction bar 24 can be stretched along with the gradual movement of the sliding bar 26, the positioning bar 25 is reinserted into the corresponding positioning hole 27 after the sliding bar 26 moves to a proper position, the lower end of the positioning bar 25 penetrates through the surface of the sliding bar 26, the positioning bar 25 can be kept in a stable state through the positioning hole 27 matched with the positioning bar 25, and therefore flexible adjustment of the tension of the traction bar 24 can be realized, and the functionality of the combined arm can be further improved.

As shown in fig. 10, a fixing component is disposed on the outer side of the bracket 16, the fixing component includes a movable groove 40 formed on the outer surface of the bracket 16, a mandrel 41 is fixedly connected on the inner side of the movable groove 40, a clamping plate 42 is rotatably connected on the outer surface of the mandrel 41, a pad 43 is fixedly connected on the inner surface of the clamping plate 42, the number of the movable groove 40 and the number of the clamping plate 42 are both several groups and symmetrically distributed, an elastic belt 44 is fixedly connected between every two adjacent clamping plates 42, and the clamping plates 42 and the pad 43 are all arc-shaped.

Through the technical proposal, after the limbs of a patient are placed on the surface of the bracket 16, the lower ends of the limbs of the patient are contacted with the clamping plates 42 and the backing plates 43 on the upper side of the bracket 16, the bracket 16 rotates and supports the clamping plates 42 through the mandrel 41, so that the clamping plates 42 can rotate by taking the mandrel 41 as a pivot, the clamping plates 42 can turn over under the action of the gravity of the patient's limbs, the upper half parts of the clamping plates 42 are covered on the upper side of the limbs of the patient, the limbs of the patient can be covered and clamped and fixed through the symmetrically distributed clamping plates 42, thereby effectively reducing the probability of unexpected offset of the limbs of the patient during the resetting operation, further improving the supporting stability of the limbs of the patient, being beneficial to improving the resetting accuracy of the operation of the patient, the backing plates 43 on the inner side of the clamping plates 42 are positioned between the limbs of the patient and the clamping plates 42, can play certain cushioning effect, help reducing the risk of splint 42 to the excessive centre gripping of patient's limbs, backing plate 43 can improve the frictional force with patient's limbs to a certain extent simultaneously, and then can further improve the supporting stability to patient's limbs, splint 42 can stretch elastic webbing 44 at the in-process of upset, elastic webbing 44 can contact with patient's limb lower part, thereby can 4 make elastic webbing 44 cladding at patient's limb downside, play certain supporting limiting displacement to patient's limbs, and after the operation resets, when patient's limbs break away from the contact with splint 42, splint 42 can reverse rotation under elastic webbing 44's elasticity effect, thereby make splint 42 accomplish the operation of resetting voluntarily.

The technical scheme provided by the invention comprises the following working procedures:

During the use, place two sets of fly boards 20 in the traction lever outside, rotatory cover 19 can drive two sets of fly boards 20 in the in-process of motion and move in opposite directions, fly boards 20 can drive stripper plate 21 laminating at the traction lever surface, it is fixed with the traction lever clamp to hold through two sets of fly boards 20, fly boards 20 can cooperate the traction lever to extrude first bag body 31, this moment inside gas of first bag body 31 can get into second bag body 34 through pipe 32, along with the gradual expansion of second bag body 34, two sets of second bag body 34 can drive the magic subsides 36 respectively and laminate the contact, thereby make two sets of magic subsides 36 bond together, can carry out the centre gripping to the traction lever at different directions, can keep stable at first support 13 and second support 14 through ejector pin 38 cooperation constant head tank 37, thereby can make first support 13 and second support 14 in the use process of combined arm, bracket 16 on the surface of mount pad 15 is used for lifting patient's distal end, can carry out the support through bracket 16 to suffering from the second bag body 34, along with the gradual expansion of second bag body 34, can effectively reduce medical care personnel and lift the support personnel's support 24 and carry out laminating contact with the pivot through the support 24, can carry out the fixed bolster 24 to the fixed bolster through the pivot, can be carried forward the fixed station of the second support 24, can be fixed as the pivot 24, can be fixed to the second support 24, the certain pull carrier can be carried out the fixed performance is realized through the fixed to the second support 24, the fixed station is realized through the second support 24.

The foregoing is only a preferred embodiment of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be comprehended within the scope of the present invention.

Claims (10)

1. The traction bed combined arm comprises a first fixed rod, a second fixed rod, a first support and a second support, and is characterized in that a rotating seat is arranged between the first fixed rod and the second fixed rod, and a clamping assembly is arranged on the lower side of the second fixed rod;

The clamping assembly comprises a movable rod fixedly connected with the lower end of a first fixed rod, the outer surface of the movable rod is slidably connected with a movable plate, a rotating cover is connected to the outer surface of the movable rod in a threaded mode, a first bag body is fixedly connected to the outer surface of the movable plate, a storage groove is formed in the outer surface of the movable plate, a second bag body is fixedly connected to the inner surface of the storage groove, a guide pipe is arranged on the inner side of the movable plate in an embedded mode, and the upper end and the lower end of the guide pipe are respectively communicated with the inner portion of the first bag body and the inner portion of the second bag body.

2. The traction table combined arm according to claim 1, wherein the number of the rotating covers and the number of the movable plates are two, the movable plates are symmetrically distributed, the outer surfaces of the movable plates are in rotary contact with the rotating covers, the movable plates are of an L-shaped structure, the outer surfaces of the first bag bodies are fixedly connected with contact plates, and the first bag bodies are located on the upper sides of the second bag bodies.

3. The traction table combined arm according to claim 2, wherein a magic tape is fixedly connected to the outer surface of the second bag body, an extrusion plate is fixedly connected to the outer surface of the movable plate, the contact plate is made of wear-resistant elastic materials, the rotary seat is circular, and the first fixing rod is located right above the second fixing rod.

4. The traction table combination arm of claim 3, wherein an adjusting assembly is arranged on the upper side of the first fixing rod, the adjusting assembly comprises a first pin shaft in damping rotation connection with the first fixing rod, the front side and the rear side of the outer surface of the first pin shaft are fixedly connected with a second bracket, the damping rotation of one end, far away from the first fixing rod, of the first bracket is connected with a second pin shaft, and the outer surface of the second pin shaft is fixedly connected with a second bracket.

5. The traction table combined arm according to claim 4, wherein positioning grooves are formed in the outer surface of the second pin shaft, the positioning grooves are distributed in a ring-shaped array, ejector rods are connected to the left side of the outer surface of the first support in a threaded mode, penetrate into the positioning grooves and are in clamping contact with the positioning grooves.

6. The traction table combined arm of claim 5, wherein a limiting assembly is arranged on the upper side of the second support, the limiting assembly comprises a rotating shaft rotationally connected with the second support, mounting seats are rotationally connected to the outer surface of the rotating shaft, the number of the mounting seats is two, the mounting seats are symmetrically distributed on the front side and the rear side of the second support, brackets are fixedly connected to the outer surface of the upper end of each mounting seat, and each bracket is arc-shaped.

7. The traction table combined arm according to claim 6, wherein clamping blocks are fixedly connected to the outer surface of the rotating shaft, the clamping blocks are distributed on the outer side of the rotating shaft in a plurality of groups in a ring-shaped array, clamping grooves are formed in the inner side of the second support in an embedded mode, the clamping grooves penetrate through the outer side of the mounting seat, the clamping grooves are in clamping contact with the clamping blocks, and a knob is fixedly connected to the outer surface of the front end of the rotating shaft.

8. The combined traction bed arm of claim 7, wherein a traction assembly is arranged between the first support and the second support, the traction assembly comprises a cavity arranged inside the first support, the cavity is of a T-shaped structure and penetrates to the outer side of the first support, a fixing rod is fixedly connected inside the cavity, and a traction strip is fixedly connected to the outer surface of the right end of the second support.

9. The traction table combined arm according to claim 8, wherein the cavity is internally and slidably connected with a sliding rod, the outer surface of the fixed rod is in sliding contact with a traction bar, one end of the traction bar, which is far away from the second bracket, is fixedly connected with the sliding rod, the traction bar is made of elastic materials, a positioning hole is formed in the outer surface of the upper end of the first bracket, a positioning rod is clamped in the inner side of the positioning hole, the positioning rod is of a T-shaped structure, the lower end of the positioning hole penetrates to the lower side of the sliding rod, and the number of the positioning holes is a plurality of groups and is distributed in a linear array.

10. The traction table combined arm according to claim 9, wherein a fixing component is arranged on the outer side of the bracket, the fixing component comprises a movable groove formed in the outer surface of the bracket, a mandrel is fixedly connected on the inner side of the movable groove, a clamping plate is rotatably connected on the outer surface of the mandrel, a base plate is fixedly connected on the inner surface of the clamping plate, the number of the movable groove and the number of the clamping plate are all a plurality of groups and are symmetrically distributed, an elastic belt is fixedly connected between every two adjacent clamping plates, and the clamping plate and the base plate are all arc-shaped.