CN112932728A - Implanted urine control structure - Google Patents
Implanted urine control structure Download PDFInfo
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- CN112932728A CN112932728A CN201911177154.7A CN201911177154A CN112932728A CN 112932728 A CN112932728 A CN 112932728A CN 201911177154 A CN201911177154 A CN 201911177154A CN 112932728 A CN112932728 A CN 112932728A
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- urethra
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- 210000002700 urine Anatomy 0.000 title claims abstract description 110
- 210000003708 urethra Anatomy 0.000 claims abstract description 73
- 230000002485 urinary effect Effects 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 15
- 230000008602 contraction Effects 0.000 claims description 10
- 230000027939 micturition Effects 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 3
- 239000000560 biocompatible material Substances 0.000 claims description 3
- 239000002041 carbon nanotube Substances 0.000 claims description 3
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 3
- 239000002071 nanotube Substances 0.000 claims description 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 7
- 230000017531 blood circulation Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011022 operating instruction Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000036964 tight binding Effects 0.000 description 2
- 206010046543 Urinary incontinence Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 206010013990 dysuria Diseases 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 210000004706 scrotum Anatomy 0.000 description 1
- 210000005070 sphincter Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
- 208000019206 urinary tract infection Diseases 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/0004—Closure means for urethra or rectum, i.e. anti-incontinence devices or support slings against pelvic prolapse
- A61F2/0031—Closure means for urethra or rectum, i.e. anti-incontinence devices or support slings against pelvic prolapse for constricting the lumen; Support slings for the urethra
- A61F2/0036—Closure means for urethra or rectum, i.e. anti-incontinence devices or support slings against pelvic prolapse for constricting the lumen; Support slings for the urethra implantable
- A61F2/0045—Support slings
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- Health & Medical Sciences (AREA)
- Urology & Nephrology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The application provides an implanted accuse urine structure mainly includes accuse urine spare and control, accuse urine spare is fixed on patient's urethra and has the deformation unit that can produce the shrink deformation under the state of getting the electricity or resume former shape under the state of losing the electricity, the control is used for control deformation unit switches under the state of getting the electricity or state of losing the electricity to make accuse urine spare switch between constraint state and release state, thereby supplementary patient carries out accuse urine and urinates, and can improve patient's use impression.
Description
Technical Field
The embodiment of the application relates to the technical field of medical instruments, in particular to an implanted urine control structure with a urethral urine control function.
Background
The problems of urine leakage and even urinary incontinence caused by trauma, nerve dysfunction, surgical complications, aging and the like are important reasons for serious image patients to cause diseases such as urinary tract infection and the like, and for the problems, various technologies are developed for solving the problems at present, and main solutions are divided into two types, namely an operative treatment mode and a non-operative treatment mode.
The operation treatment mode comprises an implanted artificial urethral sphincter technology (an implanted urine control structure) represented by EP2810616A1 and US20080146868A1, the technology mainly comprises a urethral constraint device, a switch device and a connecting device, in practical application, the urethral constraint device is difficult to idealize in tightness adjustment in operation, the urethra constraint device is possibly too tight, and accordingly urination difficulty is caused, and if the urethral constraint device is loose, the urine leakage problem still can be caused.
Furthermore, the urine control structures disclosed in EP2810616a1 and US20080146868a1 all adopt a water bag structure, so that the risk of liquid leakage is easy to occur during the use process.
In addition, most of the existing implanted urine control structures adopt a mode of closing urethra to achieve the urine control effect, but the mode has the problem that the patient is easy to have unsmooth blood flow in the using process due to overlarge binding force aiming at the urethra, and obvious uncomfortable use feeling is also existed.
In view of the above, how to provide an implantable urine control structure to overcome various problems existing in the prior art is a technical problem to be solved by the present application.
Disclosure of Invention
In view of the above problems, the present invention provides an implantable urine control structure, which assists a patient in controlling and discharging urine by allowing a urine control member to contract and deform when receiving electricity and to return to its original shape when losing electricity.
Another object of this application is to provide an implanted accuse urine structure, accuse urine through the mode of crooked urethra, can alleviate the not smooth problem of blood flow in the use, also can improve patient's use comfort.
In view of the above and other related objects, the present application provides an implantable urinary catheterizing structure for assisting a patient in catheterizing and urinating, comprising: the urine control piece is fixed on the urethra of the patient and provided with a deformation unit, the deformation unit can generate contraction deformation under the power-on state and recover the original shape under the power-off state so as to switch the urine control piece between the constraint state and the release state, wherein when the urine control piece is switched to the constraint state, the urethra can be deformed to control urine, and when the urine control piece is switched to the release state, the urethra can recover the original shape to control urine; and the control piece is used for controlling the power supply state of the deformation unit so as to switch the deformation unit between the power-on state and the power-off state.
Optionally, in an embodiment of the present application, the shape-changing element is a urine control ring circumferentially surrounding the urethra; and wherein the deformation unit is in the powered state to generate the contraction deformation, so that the diameter of the urine control ring is reduced to clamp the urethra in the urine control ring for urine control; or the shape-changing unit is in the power-off state to restore the original shape, so that the ring diameter of the urine control ring is enlarged, and the urethra in the urine control ring is restored to the original shape for urination.
Optionally, in an embodiment of the present application, the urine control member further includes a urine control body, and the urine control body and the shape changing unit cooperate to form a urethra receiving structure, and the urethra receiving structure is used for receiving a part of the urethra; and wherein the deformation unit is in the powered state to generate the contraction deformation so as to clamp the urethra accommodated in the urethra accommodating structure for controlling the urine; or the shape of the deformation unit is recovered by the power-off state, so that the urethra accommodated in the urethra accommodating structure is relaxed, and urination is performed.
Optionally, in an embodiment of the present application, the urine control member further includes a urine control body, and the urine control body and the shape changing unit cooperate to form a urethra receiving structure, and the urethra receiving structure is used for receiving a part of the urethra; and the shape-changing unit is in the power-off state and in the original state so as to apply acting force to the urethra in the urethra accommodating structure, so that the urethra is bent and deformed under the combined action of the urine control body and the shape-changing unit to control urine; or the shape-changing unit is in the electrified state to generate the contraction deformation so as to release the acting force applied to the urethra, so that the urethra accommodated in the urethra accommodating structure is restored to the original shape for urination.
Optionally, in an embodiment of the present application, the deformation unit includes an electro-deformable material, and the electro-deformable material includes at least a nanotube spiral position-limiting carbon nanotube fiber composite shape memory alloy.
Optionally, in an embodiment of the present application, the urine control member further includes a wrapping material covering the shape-changing unit, and the wrapping material is made of a biocompatible material.
Optionally, in an embodiment of the present application, the control member includes a power supply unit and a control unit, where the power supply unit is configured to supply power to the deformation unit, and the control unit is configured to control a power supply on/off state of the power supply unit.
Optionally, in an embodiment of the present application, the structure further includes an operating element, which may be connected to the control unit in a wireless manner or a wired manner, and the operating element is configured to input an operating instruction and transmit the operating instruction to the control unit.
According to the technical scheme, the urine control piece is provided with the deformation unit which can shrink and deform in the power-on state or recover to the original shape in the power-off state, so that the control piece is used for controlling the power supply state of the deformation unit, and the urine control piece is switched between the bound state and the release state, so that the urine control piece assists a patient in controlling urine and discharging urine.
In addition, compared with the existing mechanical operation mode, the deformable material made of the electrostrictive material can provide a buffer mechanism between the bound state and the released state, so that the use feeling of a patient can be improved.
In addition, the urethral canal is bent but not completely bound, so that the problem that the blood flow is not smooth easily due to too tight binding of the conventional implanted type urine control structure can be solved, and the use comfort of a user can be improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the embodiments of the present application, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1A and 1B are schematic views of an implantable urinary catheter structure 1 according to a first embodiment of the present application;
fig. 2A, 2B, 3A and 3B are schematic views of an implantable urinary catheter structure 1 according to a second embodiment of the present application;
fig. 4A and 4B are schematic views of an implantable urinary catheter structure 1 according to a third embodiment of the present application; and
fig. 5 is an internal cross-sectional view of a shape-changing unit of the present application.
Element number
1: an implantable urine control structure;
10: a urine control member;
11: a deformation unit;
12: a urine control body;
121: a urine control container;
20: a control member;
30: an operating member.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application shall fall within the scope of the protection of the embodiments in the present application.
Referring to fig. 1A to 4B, an implantable urinary catheter 1 according to various embodiments of the present disclosure is shown, which can be used to assist a patient in performing urinary control and urination.
As shown in the figure, the implantable urine control structure 1 mainly comprises a urine control member 10 and a control member 20, wherein the urine control member 10 is capable of being fixed on the urethra of a patient and has a shape-changing unit 11, and the shape-changing unit 11 can be contracted and deformed in an electrified state and can be restored to the original shape in an unpowered state, so that the urine control member 10 can be switched between a tied state and a released state. In the present application, when the urine control member 10 is in a restrained state (refer to fig. 1A, 2A, 3A and 4A), the urethra can be deformed to assist the patient in controlling urine. On the contrary, when the urine control member 10 is switched to the release state (refer to fig. 1B, fig. 2B, fig. 3B and fig. 4B), the urethra can be restored to the original shape to assist the patient in urination. The control member 20 is mainly used for controlling the power supply state of the deformation unit 11, so that the deformation unit 11 can be switched between a power-on state and a power-off state.
Referring to fig. 5, the deformation unit 11 of the present application is made of an electrical deformation material, such as nanotube spiral position-limiting, carbon nanotube fiber composite shape memory alloy, but not limited thereto, other materials with the same characteristics may also be suitable for the present application. In addition, the urine control member 10 may further include a wrapping material (not shown) for wrapping the shape-changing unit 11, wherein the wrapping material is made of, for example, a biocompatible material, thereby improving the safety of use and the feeling of use of the patient.
The control component 20 may, for example, include a power supply unit and a control unit (not shown), wherein the power supply unit is electrically connected to the deformation unit 11 and is used for supplying power to the deformation unit 11, and the control unit is used for controlling the power supply on/off state of the power supply unit.
In other embodiments, the implantable urinary control structure 1 of the present application may further include an operating component 30, which is configured to provide an operation command (e.g., a power on/off control command) input by the patient and transmit the input operation command to the control component 20 (control unit), so that the control component 20 performs a corresponding operation (e.g., controls a power supply state of the shape-changing unit 11). In one embodiment, the operation element 30 can be connected to the control element 20 by a wire, as shown in fig. 1A and 1B, the operation element 30 and the control element 20 are designed as a single body, and can be disposed at a specific position in or near the scrotum of the patient under the skin for the convenience of the patient. In other embodiments, the operation member 30 can also be connected to the control member 20 in a wireless manner (not shown), which is advantageous in that the operation member 30 can be disposed outside the patient, so that the patient can operate the operation member 30 outside the patient to make the control member 20 disposed inside the patient perform corresponding operations.
The implantable urinary catheter structure 1 of the present application can be implemented in different structural forms, and several embodiments of the implantable urinary catheter structure 1 of the present application will be described below with reference to the drawings, wherein the following embodiments are only used for illustration and are not intended to limit the present application.
Please refer to fig. 1A and fig. 1B, which are schematic diagrams illustrating an implantable urinary catheter 1 according to a first embodiment of the present application. Fig. 1A is a schematic view showing the urine control member 10 in a restrained state, and fig. 1B is a schematic view showing the urine control member 10 in a released state.
In this embodiment, the shape-changing unit 11 forms the whole urine control member 10, which is a urine control ring circumferentially surrounding the urethra of the patient, wherein when the patient needs to control urine, the control member 20 can supply power to the shape-changing unit 11, so that the shape-changing unit 11 is in a power-on state to generate contraction deformation, so as to gradually reduce the ring diameter of the urine control ring (as shown in fig. 1A), and clamp the urethra penetrating through the urine control ring, thereby assisting the patient in providing urine control; when the patient needs to urinate, the control member 20 stops supplying power to the shape-changing unit 11, so that the shape-changing unit 11 is in a power-off state and recovers to the original shape (as shown in fig. 1B), and the diameter of the urine control ring gradually recovers to the original shape (i.e. gradually increases), thereby providing the urethra penetrating through the urine control ring to gradually recover to the original shape, and assisting the patient in urinating.
Please refer to fig. 2A, fig. 2B, fig. 3A and fig. 3B, which are schematic diagrams illustrating an implantable urine control structure 1 according to a second embodiment of the present application. Fig. 2A is a schematic diagram showing the urine control member 10 in a restrained state, and fig. 2B is a schematic diagram showing the urine control member 10 in a released state. Fig. 3A and 3B are side views respectively showing fig. 2A and 2B.
In this embodiment, the urine control member 10 further includes a urine control body 12, wherein the urine control body 12 cooperates with the shape-changing unit 11 to form a urethra receiving structure 121, and the urethra receiving structure 121 is used for receiving a part of the urethra of the patient. When the patient needs to control the urine, the control member 20 can supply power to the shape-changing unit 11, so that the shape-changing unit 11 is in a power-on state to generate contraction deformation (as shown in fig. 2A and 3A), and in this state, the accommodating space of the urethra accommodating structure 121 formed by the urine control body 12 and the shape-changing unit 11 in a cooperative manner gradually becomes smaller to clamp the urethra accommodated in the urethra accommodating structure 121, thereby assisting the patient in controlling the urine; when the patient needs to urinate, the control member 20 stops supplying power to the shape-changing unit 11, so that the shape-changing unit 11 is in a power-off state to restore the original shape (as shown in fig. 2B and 3B), and in this state, the accommodating space of the urethra accommodating structure 121 formed by the urine control body 12 and the shape-changing unit 11 is gradually restored to the original shape (i.e., gradually enlarged) to relax the urethra accommodated in the urethra accommodating structure 121, thereby assisting the patient in urinating.
Please refer to fig. 4A and 4B, which are schematic diagrams illustrating an implantable urinary catheter 1 according to a third embodiment of the present application. Fig. 4A is a schematic diagram showing the urine control member 10 in a restrained state, and fig. 4B is a schematic diagram showing the urine control member 10 in a released state.
In this embodiment, the urine control member 10 also includes a urine control body 12, and the urine control body 12 and the shape-changing unit 11 cooperate to form a urethra receiving structure 121 for receiving a portion of urethra of the patient.
In contrast to the second embodiment, in this embodiment, when the patient needs to control the urine, the control component 20 stops supplying power to the shape-changing unit 11, so that the shape-changing unit 11 is in the power-off state and assumes the arched state (as shown in fig. 4A), so as to apply an acting force to the urethra accommodated in the urethra accommodating structure 121, so that the urethra is bent and deformed under the combined action of the urine control body 12 and the shape-changing unit 11, thereby assisting the patient in controlling the urine; when the patient needs to urinate, the control member 20 can supply power to the shape-changing unit 11, so that the shape-changing unit 11 is contracted and deformed (as shown in fig. 4B) when being powered on, so as to release the acting force applied to the urethra, and the urethra accommodated in the urethra accommodating structure 121 is restored to the original shape, thereby assisting the patient in urinating. The advantage of this embodiment lies in adopting the mode of crooked urethra rather than closed urethra to reach the effect of accuse urine, can alleviate the not smooth problem of blood flow in the use to improve patient's use comfort.
In summary, in each embodiment of the present application, the urine control member is provided with the deformation unit capable of contracting and deforming in the power-on state or recovering to the original shape in the power-off state, so as to switch the urine control member between the bound state and the release state by controlling the power supply state of the deformation unit, thereby assisting the patient in controlling urine and urinating.
In addition, the deformation unit made of the electrostrictive material has the characteristic of slow deformation, a buffer mechanism can be provided between the bound state and the released state, and compared with the existing mechanical control mode, the use feeling of a patient can be improved.
Furthermore, an embodiment of the application also performs urine control in a way that the urethra is bent rather than completely bound, so that the problem that the blood flow is not smooth easily caused by too tight binding of the conventional implanted urine control structure can be solved.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the embodiments of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (8)
1. An implantable urinary catheterizing structure for assisting a patient in catheterizing and urinating, comprising:
the urine control piece is fixed on the urethra of the patient and provided with a deformation unit, the deformation unit can generate contraction deformation under the power-on state and recover the original shape under the power-off state so as to switch the urine control piece between the constraint state and the release state, wherein when the urine control piece is switched to the constraint state, the urethra can be deformed to control urine, and when the urine control piece is switched to the release state, the urethra can recover the original shape to control urine; and
and the control piece is used for controlling the power supply state of the deformation unit so as to switch the deformation unit between the power-on state and the power-off state.
2. The implantable urinary control structure according to claim 1, wherein the shape-changing element is a urinary control ring circumferentially surrounding the urethra; and wherein the one or more of the one,
the deformation unit is in the electrified state to generate the contraction deformation, so that the ring diameter of the urine control ring is reduced, the urethra in the urine control ring is clamped, and the urine control is performed; or
The shape of the deformation unit is restored by the power-off state, so that the diameter of the ring of the urine control ring is increased, and the urethra in the urine control ring is restored to the original shape for urination.
3. The implantable urinary control structure according to claim 1, wherein the urinary control element further comprises a urinary control body cooperating with the shape-changing unit to form a urethra receiving structure for receiving a portion of the urethra; and wherein the one or more of the one,
the deformation unit is in the power-on state to generate the contraction deformation so as to clamp the urethra accommodated in the urethra accommodating structure for controlling the urine; or
The shape of the deformation unit is restored by the power-off state, so that the urethra accommodated in the urethra accommodating structure is relaxed, and urination is performed.
4. The implantable urinary control structure according to claim 1, wherein the urinary control element further comprises a urinary control body cooperating with the shape-changing unit to form a urethra receiving structure for receiving a portion of the urethra; and wherein the one or more of the one,
the shape-changing unit is in the power-off state and in the original state, so that acting force is applied to the urethra in the urethra accommodating structure, and the urethra is bent and deformed under the combined action of the urine control body and the shape-changing unit so as to control urine; or
The deformation unit is in the electrified state to generate the contraction deformation so as to release the acting force applied to the urethra, so that the urethra accommodated in the urethra accommodating structure is restored to the original shape for urination.
5. The implantable urinary control structure according to claim 1, wherein the shape-changing unit comprises an electro-deformable material, and the electro-deformable material comprises at least nanotube spiral fibers, carbon nanotube fibers, and shape memory alloy.
6. The implantable urinary control structure according to claim 5, wherein the urinary control member further comprises a covering material covering the shape-changing unit, the covering material being made of a biocompatible material.
7. The implantable urine control structure according to claim 1, wherein the control member comprises a power supply unit and a control unit, wherein the power supply unit is configured to supply power to the shape changing unit, and the control unit is configured to control a power supply on/off state of the power supply unit.
8. The implantable urinary control structure according to claim 7, further comprising an operation member, which can be connected to the control unit in a wireless manner or a wired manner, wherein the operation member is used for inputting operation commands and transmitting the operation commands to the control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911177154.7A CN112932728A (en) | 2019-11-26 | 2019-11-26 | Implanted urine control structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911177154.7A CN112932728A (en) | 2019-11-26 | 2019-11-26 | Implanted urine control structure |
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| Publication Number | Publication Date |
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| CN112932728A true CN112932728A (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911177154.7A Pending CN112932728A (en) | 2019-11-26 | 2019-11-26 | Implanted urine control structure |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0751304A (en) * | 1993-08-10 | 1995-02-28 | Morishita Roussel Kk | Artificial urethra constrictor |
| JPH0751305A (en) * | 1993-08-10 | 1995-02-28 | Morishita Roussel Kk | Artificial urethra constrictor |
| US20040242956A1 (en) * | 2002-07-29 | 2004-12-02 | Scorvo Sean K. | System for controlling fluid in a body |
| US20060047180A1 (en) * | 2004-08-25 | 2006-03-02 | Hegde Anant V | Artificial sphincter |
| US20060167337A1 (en) * | 2003-01-31 | 2006-07-27 | Peter Forsell | Careful incontinence treatment apparatus |
| US20090259093A1 (en) * | 2008-04-14 | 2009-10-15 | Bhat Nikhil D | Artificial sphincter with piezoelectric actuator |
| CN103037803A (en) * | 2010-07-02 | 2013-04-10 | 淼保尔斯医疗科技公司 | Medical device comprising an artificial collapsible structure |
| CN104220025A (en) * | 2012-04-16 | 2014-12-17 | Gt泌尿学公司 | Hydraulic urethral occlusive device |
| CN211243902U (en) * | 2019-11-26 | 2020-08-14 | 上海康路联医疗科技有限公司 | Implanted urine control structure |
-
2019
- 2019-11-26 CN CN201911177154.7A patent/CN112932728A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0751304A (en) * | 1993-08-10 | 1995-02-28 | Morishita Roussel Kk | Artificial urethra constrictor |
| JPH0751305A (en) * | 1993-08-10 | 1995-02-28 | Morishita Roussel Kk | Artificial urethra constrictor |
| US20040242956A1 (en) * | 2002-07-29 | 2004-12-02 | Scorvo Sean K. | System for controlling fluid in a body |
| US20060167337A1 (en) * | 2003-01-31 | 2006-07-27 | Peter Forsell | Careful incontinence treatment apparatus |
| US20060047180A1 (en) * | 2004-08-25 | 2006-03-02 | Hegde Anant V | Artificial sphincter |
| US20090259093A1 (en) * | 2008-04-14 | 2009-10-15 | Bhat Nikhil D | Artificial sphincter with piezoelectric actuator |
| CN103037803A (en) * | 2010-07-02 | 2013-04-10 | 淼保尔斯医疗科技公司 | Medical device comprising an artificial collapsible structure |
| CN104220025A (en) * | 2012-04-16 | 2014-12-17 | Gt泌尿学公司 | Hydraulic urethral occlusive device |
| CN211243902U (en) * | 2019-11-26 | 2020-08-14 | 上海康路联医疗科技有限公司 | Implanted urine control structure |
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