CN110916854A - Knee joint prosthesis - Google Patents
Knee joint prosthesis Download PDFInfo
- Publication number
- CN110916854A CN110916854A CN201911419808.2A CN201911419808A CN110916854A CN 110916854 A CN110916854 A CN 110916854A CN 201911419808 A CN201911419808 A CN 201911419808A CN 110916854 A CN110916854 A CN 110916854A
- Authority
- CN
- China
- Prior art keywords
- tibial
- locking
- assembly
- knee joint
- joint prosthesis
- 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.)
- Pending
Links
- 210000000629 knee joint Anatomy 0.000 title claims abstract description 40
- 210000002303 tibia Anatomy 0.000 claims abstract description 20
- 238000003780 insertion Methods 0.000 claims description 19
- 230000037431 insertion Effects 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 210000003127 knee Anatomy 0.000 claims description 4
- 238000000034 method Methods 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 210000001694 thigh bone Anatomy 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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/38—Joints for elbows or knees
- A61F2/389—Tibial components
-
- 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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Physical Education & Sports Medicine (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 invention provides a knee joint prosthesis comprising: the tibia gasket is arranged on the tibia platform; and the locking assembly is arranged on the tibial platform and/or the tibial gasket and is used for locking the tibial gasket on the tibial platform. The knee joint prosthesis solves the problem that the connection between the tibial plateau and the tibial gasket in the prior art is unreliable.
Description
Technical Field
The invention relates to the technical field of medical treatment, in particular to a knee joint prosthesis.
Background
Knee joint prosthesis includes thighbone subassembly and tibial component, and wherein the tibial component includes tibial plateau and tibial gasket etc. when implanting knee joint prosthesis shin bone among the prior art, generally adopt the joint between tibial plateau and the tibial gasket, and the joint structure is more difficult when the erection joint, and causes the damage to the prosthesis easily, and appears not hard up problem behind tibial plateau and the tibial gasket joint easily, also unreliable when being connected with the shin bone.
Disclosure of Invention
The invention mainly aims to provide a knee joint prosthesis, which solves the problem that the connection between a tibial plateau and a tibial gasket in the prior art is unreliable.
In order to achieve the above object, according to one aspect of the present invention, there is provided a knee joint prosthesis comprising: the tibia gasket is arranged on the tibia platform; and the locking assembly is arranged on the tibial platform and/or the tibial gasket and is used for locking the tibial gasket on the tibial platform.
Furthermore, the locking assembly is provided with a locking position and an avoiding position, and the locking assembly is movably arranged on the tibial platform so as to lock the tibial gasket on the tibial platform when the locking assembly moves to the locking position, and separate the locking assembly from the tibial gasket so as to move the tibial gasket relative to the tibial platform when the locking assembly moves to the avoiding position.
Further, the locking assembly comprises a first locking part and a second locking part, the first locking part and the second locking part are arranged in a relatively movable mode, and a positioning space is formed between the first locking part and the second locking part; when the tibial insert moves into the positioning space, the first locking part and the second locking part move relatively close to lock the tibial insert in the positioning space.
Further, the knee joint prosthesis further comprises: and the connecting rod assembly is arranged on the tibial platform and is used for driving the locking assembly to move.
Further, the connecting rod assembly includes: the first connecting rod group is connected with the first locking part; the second connecting rod group is connected with the second locking part; the first connecting rod group and the second connecting rod group simultaneously drive the first locking part and the second locking part to move relatively close to or far away from each other.
Furthermore, a driving part is arranged on the tibial gasket, so that when the tibial gasket is connected with the tibial platform, the driving part drives the connecting rod component to move so as to drive the locking component to move towards the locking position.
Furthermore, the driving part comprises a driving column, an inserting hole is formed in the tibial platform, and the tibial gasket is inserted into the inserting hole through the driving column to be connected with the tibial platform; the connecting rod assembly is at least partially arranged in the inserting hole, so that when the driving column is inserted into the inserting hole, the driving column is in contact with the connecting rod assembly and drives the connecting rod assembly to move.
Furthermore, a positioning bulge is arranged on the driving column, a positioning groove is also arranged on the tibial platform, and the positioning groove is arranged in the insertion hole; the driving column is inserted into the insertion hole, and the positioning protrusion is clamped in the positioning groove to lock the driving column in the insertion hole.
Further, be equipped with on the tibial plateau and insert and establish the hole, knee joint prosthesis still includes: the positioning rod is at least partially inserted into the insertion hole to be connected with the tibial platform; wherein, the one end of locating lever is kept away from the shin bone platform is inserted and is established in the pulp cavity of shin bone to fix a position the shin bone platform on the shin bone.
Furthermore, the knee joint prosthesis further comprises a pressure spring assembly, and the pressure spring assembly is in driving connection with the locking assembly so as to drive the locking assembly to move towards the avoiding position.
The knee joint prosthesis applying the technical scheme of the invention is mainly used for prosthesis replacement of a knee joint, and comprises a tibial platform and a tibial gasket, wherein the tibial platform and the tibial gasket in the prior art are mainly connected through a clamping groove, the tibial platform clamps the tibial gasket, but the tibial gasket can shake, and when the tibial platform and the tibial gasket are connected in a clamping way, the tibial gasket needs to be extruded onto the tibial platform, so that the knee joint prosthesis is difficult to mount, easy to wear, unstable after connection and inconvenient for secondary disassembly.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 shows a structural cross-sectional view of an embodiment of a knee joint prosthesis according to the present invention;
FIG. 2 illustrates a cross-sectional view of an embodiment of the connection of the tibial plateau of the knee prosthesis with the locking assembly and linkage assembly of the present invention;
FIG. 3 is a schematic view of the mounting arrangement of the tibial plateau and locking assembly of the knee prosthesis of the present invention;
FIG. 4 shows a schematic view of an embodiment of a tibial insert of the knee prosthesis of the present invention;
fig. 5 shows a schematic view of an embodiment of a positioning stem of the knee joint prosthesis of the present invention.
Wherein the figures include the following reference numerals:
10. a tibial plateau; 11. inserting the holes; 20. a tibial insert; 21. a drive section; 211. positioning the projection; 30. a locking assembly; 31. a first locking portion; 32. a second locking portion; 40. a connecting rod assembly; 41. a first link group; 42. a second linkage; 50. positioning a rod; 60. a compression spring assembly.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The present invention provides a knee joint prosthesis, please refer to fig. 1 to 5, comprising: a tibial plateau 10 and a tibial insert 20, the tibial insert 20 being disposed on the tibial plateau 10; a locking assembly 30, the locking assembly 30 being disposed on the tibial plateau 10 and/or the tibial insert 20 for locking the tibial insert 20 to the tibial plateau 10.
The knee joint prosthesis is mainly used for prosthesis replacement of a knee joint, and comprises a tibial platform and a tibial gasket 20, the tibial platform and the tibial gasket in the prior art are mainly connected through a clamping groove, the tibial platform clamps the tibial gasket, but the tibial gasket can shake, and when the tibial platform and the tibial gasket are connected in a clamping mode, the tibial gasket needs to be extruded onto the tibial platform, so that the knee joint prosthesis is difficult to mount, easy to wear, unstable after connection and inconvenient to disassemble for the second time.
The locking assembly 30 has a locking position and an escape position, and the locking assembly 30 is movably disposed on the tibial plateau 10 to lock the tibial insert 20 to the tibial plateau 10 when the locking assembly 30 is moved to the locking position and to disengage the locking assembly 30 from the tibial insert 20 to allow the tibial insert 20 to move relative to the tibial plateau 10 when the locking assembly 30 is moved to the escape position.
Preferably, a sliding track or guide slot is also provided on the tibial plateau, and the locking assembly is movably disposed within the sliding track or guide slot for movement between the locked position and the bypass position.
The locking assembly 30 comprises a first locking part 31 and a second locking part 32, the first locking part 31 and the second locking part 32 are relatively movably arranged, and a positioning space is arranged between the first locking part 31 and the second locking part 32; wherein when the tibial insert 20 is moved into the positioning space, the first locking portion 31 and the second locking portion 32 move relatively closer together to lock the tibial insert 20 in the positioning space.
The first locking portion 31 and the second locking portion 32 in this embodiment are both arc-shaped buckles, and when locking is needed, the first locking portion 31 and the second locking portion 32 move close to each other, so that the tibial insert is fixed in the positioning space.
The knee joint prosthesis further comprises: a linkage assembly 40, the linkage assembly 40 being disposed on the tibial plateau 10 for driving the locking assembly 30 in movement. The link assembly 40 includes: a first link group 41, the first link group 41 being connected to the first locking portion 31; a second linkage 42, the second linkage 42 being connected to the second locking portion 32; wherein the first linkage 41 and the second linkage 42 simultaneously drive the first locking portion 31 and the second locking portion 32 to move relatively close to or away from each other.
The knee joint prosthesis in this embodiment further includes a link assembly 40, the link assembly 40 being hinged to the locking assembly, preferably, the link assembly includes two opposing linkage sets, the first linkage set and the second linkage set being connected to the first locking portion and the second locking portion, respectively, for simultaneously driving the first locking portion and the second locking portion to move by simultaneously driving the first linkage set and the second linkage set to move.
The tibial insert 20 is provided with a driving portion 21, so that when the tibial insert 20 is connected to the tibial platform 10, the driving portion 21 drives the connecting rod assembly 40 to move so as to drive the locking assembly 30 to move towards the locking position. The driving part 21 comprises a driving column, an inserting hole 11 is arranged on the tibial platform 10, and the tibial gasket 20 is inserted in the inserting hole 11 through the driving column to be connected with the tibial platform 10; wherein, the connecting rod assembly 40 is at least partially disposed in the insertion hole 11, so that when the driving column is inserted in the insertion hole 11, the driving column contacts with the connecting rod assembly 40 and drives the connecting rod assembly 40 to move.
In this embodiment, set up on tibial plateau and insert and establish hole 11, the one end of first connecting rod group is located to insert and establishes the hole 11 in the other end and articulated with first locking portion, the one end of second connecting rod group is located to insert and establishes downthehole other end and articulated with second locking portion, the in-process of downthehole removal is established to inserting to the drive post on the tibial gasket, the drive post contacts with first connecting rod group and second connecting rod group and promotes first connecting rod group and second connecting rod group motion, so that locking Assembly moves with the chucking drive post towards the drive post, thereby be connected tibial gasket and tibial plateau.
The drive column is provided with a positioning bulge 211, the tibial platform 10 is also provided with a positioning groove, and the positioning groove is arranged in the insertion hole 11; wherein, the driving column is inserted into the insertion hole 11, and the positioning protrusion 211 is clamped in the positioning groove to lock the driving column in the insertion hole 11.
The tip at the drive column in this embodiment still is equipped with round location arch 211, is equipped with the constant head tank in tibial plateau and the protruding complex position in location, and after location arch 211 card was established in the constant head tank, the tibial gasket closely cooperated with the tibial plateau, and the location arch can prevent that the location gasket from breaking away from the location platform.
Be equipped with on tibial plateau 10 and insert and establish hole 11, knee joint prosthesis still includes: a positioning rod 50, the positioning rod 50 being at least partially inserted in the insertion hole 11 to be connected with the tibial platform 10; wherein an end of the positioning rod 50 remote from the tibial plateau 10 is inserted into the medullary canal of the tibia to position the tibial plateau 10 on the tibia.
Preferably, the lower part of the insertion hole is also provided with an internal thread, one end of the positioning rod connected with the insertion hole is provided with an external thread so that the positioning rod is in threaded connection with the tibial plateau, and the lower end of the positioning rod is inserted into a medullary cavity of the tibia so as to fix the positioning plateau and the tibia together, so that the tibial gasket, the tibial plateau and the tibia are reliably connected.
The knee joint prosthesis further comprises a compression spring assembly 60, and the compression spring assembly 60 is in driving connection with the locking assembly 30 to drive the locking assembly 30 to move towards the avoiding position.
Preferably, the compression spring assembly is disposed on the tibial platform, and the compression spring assembly 60 includes two compression springs respectively connected to the first linkage and the second linkage to provide a force to the locking assembly to move toward the avoidance position through the linkage assembly.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:
according to the knee joint prosthesis, the connecting rod assembly and the locking assembly are arranged on the knee joint prosthesis, the locking claw is preferably selected by the locking assembly, the connecting rod assembly is stirred downwards by the driving column below the knee joint prosthesis when the knee joint prosthesis is installed through the tibial gasket, and the two locking claws above the multistage connecting rod drive are buckled on the tibial gasket in a sliding mode inwards through the guide groove rails to form locking.
Knee joint prosthesis below in this application can be through threaded connection locating lever.
The lower driving column of the tibia gasket of the knee joint prosthesis and the inner side structure of the head of the positioning rod have a matching design, and can be directly pressed in and locked to match.
During the prosthesis operation, after the operation osteotomy is completed, the tibia platform and the positioning rod are connected through the screw thread and are inserted into the medullary cavity of the tibia for fixation.
And then the tibial gasket is vertically pressed into the tibial platform and is matched and locked with the hole groove of the positioning rod, and meanwhile, the tibial gasket is locked by the platform locking assembly to complete installation, so that the installation stability of the tibial gasket is enhanced.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the 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. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A knee joint prosthesis, comprising:
a tibial plateau (10) and a tibial insert (20), the tibial insert (20) being disposed on the tibial plateau (10);
a locking assembly (30), the locking assembly (30) being provided on the tibial plateau (10) and/or the tibial insert (20) for locking the tibial insert (20) on the tibial plateau (10).
2. The knee joint prosthesis of claim 1, wherein the locking assembly (30) has a locking position and an escape position, the locking assembly (30) being movably disposed on the tibial plateau (10) to lock the tibial insert (20) to the tibial plateau (10) when the locking assembly (30) is moved to the locking position and to disengage the locking assembly (30) from the tibial insert (20) to move the tibial insert (20) relative to the tibial plateau (10) when the locking assembly (30) is moved to the escape position.
3. The knee joint prosthesis according to claim 2, wherein the locking assembly (30) comprises a first locking part (31) and a second locking part (32), the first locking part (31) and the second locking part (32) being relatively movably arranged, the first locking part (31) and the second locking part (32) having a positioning space therebetween;
wherein when the tibial insert (20) is moved into the positioning space, the first locking portion (31) and the second locking portion (32) move relatively close together to lock the tibial insert (20) in the positioning space.
4. The knee joint prosthesis of claim 3, further comprising:
a linkage assembly (40), the linkage assembly (40) being disposed on the tibial plateau (10) for driving the locking assembly (30) to move.
5. Knee joint prosthesis according to claim 4, characterized in that the linkage assembly (40) comprises:
a first link group (41), the first link group (41) being connected to the first locking portion (31);
a second linkage (42), the second linkage (42) being connected to the second locking portion (32);
wherein the first linkage (41) and the second linkage (42) simultaneously drive the first locking portion (31) and the second locking portion (32) to move relatively close to or away from each other.
6. The knee joint prosthesis according to claim 4, characterized in that the tibial insert (20) is provided with a drive portion (21) such that when the tibial insert (20) is coupled to the tibial plateau (10), the drive portion (21) drives the linkage assembly (40) to move so as to move the locking assembly (30) towards the locking position.
7. The knee joint prosthesis according to claim 6, wherein the driving portion (21) comprises a driving post, the tibial plateau (10) is provided with an insertion hole (11), and the tibial insert (20) is inserted in the insertion hole (11) through the driving post to be connected with the tibial plateau (10);
the connecting rod assembly (40) is at least partially arranged in the inserting hole (11), so that when the driving column is inserted in the inserting hole (11), the driving column is in contact with the connecting rod assembly (40) and drives the connecting rod assembly (40) to move.
8. The knee joint prosthesis according to claim 7, wherein the driving column is provided with a positioning projection (211), and the tibial plateau (10) is further provided with a positioning groove, and the positioning groove is arranged in the insertion hole (11);
the driving column is inserted into the insertion hole (11), and the positioning protrusion (211) is clamped in the positioning groove to lock the driving column in the insertion hole (11).
9. The knee joint prosthesis according to claim 1, characterized in that said tibial plateau (10) is provided with an insertion hole (11), and in that it further comprises:
a positioning rod (50), the positioning rod (50) being at least partially inserted in the insertion hole (11) to be connected with the tibial platform (10);
wherein one end of the positioning rod (50) far away from the tibial platform (10) is inserted into a medullary cavity of the tibia so as to position the tibial platform (10) on the tibia.
10. The knee prosthesis of claim 2, further comprising a compression spring assembly (60), the compression spring assembly (60) being drivingly connected to the locking assembly (30) to urge the locking assembly (30) toward the retracted position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911419808.2A CN110916854A (en) | 2019-12-31 | 2019-12-31 | Knee joint prosthesis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911419808.2A CN110916854A (en) | 2019-12-31 | 2019-12-31 | Knee joint prosthesis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110916854A true CN110916854A (en) | 2020-03-27 |
Family
ID=69854605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911419808.2A Pending CN110916854A (en) | 2019-12-31 | 2019-12-31 | Knee joint prosthesis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110916854A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112972072A (en) * | 2021-03-04 | 2021-06-18 | 北京中安泰华科技有限公司 | Knee joint cushion block, tibia support prosthesis and combined knee joint prosthesis |
| CN116898640A (en) * | 2023-07-10 | 2023-10-20 | 佳木斯骨科医院有限公司 | Implantable lower limb prosthesis for knee joint replacement |
| CN117100466A (en) * | 2023-10-20 | 2023-11-24 | 南方医科大学珠江医院 | Tibia extension rod in knee joint renovation operation |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201822941U (en) * | 2010-09-17 | 2011-05-11 | 北京爱康宜诚医疗器材股份有限公司 | Knee-joint prosthesis coupling screw |
| CN102232883A (en) * | 2010-04-23 | 2011-11-09 | 创生医疗器械（中国）有限公司 | Rotating platform false body for knee joint |
| CN202154767U (en) * | 2011-06-29 | 2012-03-07 | 北京爱康宜诚医疗器材股份有限公司 | Low-abrasion loss artificial tibial platform prosthesis |
| CN204542471U (en) * | 2015-01-23 | 2015-08-12 | 北京中安泰华科技有限公司 | A kind of card slot type connects knee-joint prosthesis |
| CN205586118U (en) * | 2016-03-29 | 2016-09-21 | 郭谦 | Knee joint prosthesis that fixed knot constructs is connected to stopper that rises |
| CN106308980A (en) * | 2016-08-17 | 2017-01-11 | 优适医疗科技（苏州）有限公司 | Locking mechanism for tibial plateau |
| CN107518965A (en) * | 2016-11-30 | 2017-12-29 | 嘉思特华剑医疗器材(天津)有限公司 | Radially constrain rotatable platform articular surface knee-joint prosthesis |
| CN208910597U (en) * | 2018-05-24 | 2019-05-31 | 北京金查理人工关节技术有限公司 | Artificial knee joint prosthesis and its tibia support prosthese |
| FR3082727A1 (en) * | 2018-06-26 | 2019-12-27 | Societe D'etudes De Recherches Et De Fabrication (Serf) | UNIVERSAL TIBIAL TRAY |
| CN211560547U (en) * | 2019-12-31 | 2020-09-25 | 北京爱康宜诚医疗器材有限公司 | Knee joint prosthesis |
-
2019
- 2019-12-31 CN CN201911419808.2A patent/CN110916854A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102232883A (en) * | 2010-04-23 | 2011-11-09 | 创生医疗器械（中国）有限公司 | Rotating platform false body for knee joint |
| CN201822941U (en) * | 2010-09-17 | 2011-05-11 | 北京爱康宜诚医疗器材股份有限公司 | Knee-joint prosthesis coupling screw |
| CN202154767U (en) * | 2011-06-29 | 2012-03-07 | 北京爱康宜诚医疗器材股份有限公司 | Low-abrasion loss artificial tibial platform prosthesis |
| CN204542471U (en) * | 2015-01-23 | 2015-08-12 | 北京中安泰华科技有限公司 | A kind of card slot type connects knee-joint prosthesis |
| CN205586118U (en) * | 2016-03-29 | 2016-09-21 | 郭谦 | Knee joint prosthesis that fixed knot constructs is connected to stopper that rises |
| CN106308980A (en) * | 2016-08-17 | 2017-01-11 | 优适医疗科技（苏州）有限公司 | Locking mechanism for tibial plateau |
| CN107518965A (en) * | 2016-11-30 | 2017-12-29 | 嘉思特华剑医疗器材(天津)有限公司 | Radially constrain rotatable platform articular surface knee-joint prosthesis |
| CN208910597U (en) * | 2018-05-24 | 2019-05-31 | 北京金查理人工关节技术有限公司 | Artificial knee joint prosthesis and its tibia support prosthese |
| FR3082727A1 (en) * | 2018-06-26 | 2019-12-27 | Societe D'etudes De Recherches Et De Fabrication (Serf) | UNIVERSAL TIBIAL TRAY |
| CN211560547U (en) * | 2019-12-31 | 2020-09-25 | 北京爱康宜诚医疗器材有限公司 | Knee joint prosthesis |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112972072A (en) * | 2021-03-04 | 2021-06-18 | 北京中安泰华科技有限公司 | Knee joint cushion block, tibia support prosthesis and combined knee joint prosthesis |
| CN116898640A (en) * | 2023-07-10 | 2023-10-20 | 佳木斯骨科医院有限公司 | Implantable lower limb prosthesis for knee joint replacement |
| CN116898640B (en) * | 2023-07-10 | 2024-05-24 | 佳木斯骨科医院有限公司 | Implantable lower limb prosthesis for knee joint replacement |
| CN117100466A (en) * | 2023-10-20 | 2023-11-24 | 南方医科大学珠江医院 | Tibia extension rod in knee joint renovation operation |
| CN117100466B (en) * | 2023-10-20 | 2023-12-29 | 南方医科大学珠江医院 | Tibia extension rod in knee joint renovation operation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110916854A (en) | Knee joint prosthesis | |
| US11564802B2 (en) | Shoulder implants and assembly | |
| US6004352A (en) | Tibia platform for an artificial knee joint | |
| US20130204260A1 (en) | Cone lock quick connect mechanism | |
| DE102008063629B4 (en) | Local coil assembly for magnetic resonance applications and patient couch for a magnetic resonance system with integrated electrical interfaces | |
| JP2013524979A (en) | Alignment tool | |
| JP2013500103A (en) | Sliding backout prevention device for prosthesis | |
| WO2006119237A3 (en) | Orthopedic implant apparatus | |
| EP1021992A3 (en) | External fixator for orthopaedics and traumatology | |
| CN211560547U (en) | Knee joint prosthesis | |
| CN102209498B (en) | Support orthopaedic device for a knee joint | |
| WO2005044119A3 (en) | Material for vertebral osteosynthesis | |
| EP1364620A1 (en) | External fixation system for treating bone fractures | |
| CN115153884A (en) | Tracer assembly for surgical robot | |
| CN108992162B (en) | Unlocking mechanism applied to spine orthopedic operation and spine orthopedic device | |
| CN114246634A (en) | Quick-insertion type beating and pulling device for file body | |
| CA2366779A1 (en) | Transconnector for coupling spinal rods | |
| EP3116451A1 (en) | Connection device for connecting two prosthesis parts, and kit with one such connection device and two prosthesis parts | |
| CN110801315B (en) | Knee joint tibia gasket | |
| EP0966928B1 (en) | Joint prosthesis with jack screw | |
| US10470888B2 (en) | Insert unit for artificial knee joint | |
| CN216495890U (en) | Lumbar vertebra fusion cage corner holder | |
| JP2007141671A (en) | Movable connector | |
| JP2002344173A (en) | Inserting and removing jig for printed board | |
| KR101744741B1 (en) | Knee Combining System |
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 |