CN105640673A - Artificial elbow joint surface replacement prosthesis - Google Patents
Artificial elbow joint surface replacement prosthesis Download PDFInfo
- Publication number
- CN105640673A CN105640673A CN201610142857.6A CN201610142857A CN105640673A CN 105640673 A CN105640673 A CN 105640673A CN 201610142857 A CN201610142857 A CN 201610142857A CN 105640673 A CN105640673 A CN 105640673A
- Authority
- CN
- China
- Prior art keywords
- steel plate
- prosthesis
- fixation steel
- elbow joint
- humerus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- 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
- A61F2/3804—Joints for elbows or knees for elbows
-
- 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
- A61F2/30721—Accessories
- A61F2/30749—Fixation appliances for connecting prostheses to the body
-
- 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
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
-
- 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
- A61F2002/30003—Material related properties of the prosthesis or of a coating on the prosthesis
-
- 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
- A61F2002/30108—Shapes
- A61F2002/30199—Three-dimensional shapes
- A61F2002/30224—Three-dimensional shapes cylindrical
-
- 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
-
- 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
- A61F2/3804—Joints for elbows or knees for elbows
- A61F2002/3809—Joints for elbows or knees for elbows for radio-humeral joints
-
- 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
- A61F2/3804—Joints for elbows or knees for elbows
- A61F2002/3822—Humeral components
Abstract
The invention discloses an artificial elbow joint surface replacement prosthesis. The prosthesis comprises a prosthesis part matched in shape with distal humerus and mounted at the distal humerus, as well as an internal fixed steel plate and an external fixed steel plate which are connected with the prosthesis part and fixed to an inner side column and an outer side column of the humerus respectively, wherein the prosthesis part adopts a hollow cylinder-like structure; the external shape of the prosthesis part is the same as the joint surface shape of the distal humerus; the external contact surface of the prosthesis part is a smooth coating surface and is in contact with the joint surface of proximal ulna; and a first connecting part and a second connecting part are arranged at one end, connected with the prosthesis part, of the inner fixed steel plate and positioned in two perpendicular planes respectively. According to the prosthesis, the bone mass loss caused by operations of wide-range dissection of soft tissues around elbow joint, osteotomy, marrow expansion and the like in a prosthesis replacement process can be avoided, the prosthesis loose of an insertion-type prosthesis can be avoided, and the incidence rate of deep infection caused by intramedullary operation can be reduced.
Description
Technical field
The present invention relates to artificial elbow joint prosthese technical field, be specifically related to a kind of artificial elbow joint surface replacement prosthesis.
Background technology
Elbow joint is human body complexity joint, and it bends and stretches and rotating biological function is significant to the activity of people. Elbow joint prosthesis replacement is applicable to articulation structure heavy damage, and when the limited operation retaining autologous tissue's structure is difficult to reach desirable error-correcting effect, the design of elbow joint prosthese must account for functional anatomy and the biomechanics of ancon. Chinese patent CN1121847C, CN2659380Y and CN201879868U individually disclose the artificial prosthesis of several elbow joint. These a few class prostheses all mainly include humeral component and ulna assembly, said modules forms by handle body part and articular portion, the handle body part of prosthesis handle inserts the medullary cavity of humerus and ulna respectively, and articular portion is then nested by sleeve pipe and crankshaft structure and forms joint linkage structure.
Existing artificial elbow joint prosthese is full Elbow replacement prosthese, can elbow joint surrounding soft tissue extensively be peeled off in prosthetic replacement process, and wound is relatively big, and to carry out osteotomy in art and expand marrow, causes the loss of bone amount. It addition, easily there are the complication such as prosthetic loosening, instability, prosthetic component inefficacy prosthetic replacement is postoperative, revision rate is high. And prosthetic replacement is postoperative severe infections occurs, operative failure can be caused, cause, on suffering from elbow, the impact being difficult to retrieve.
Summary of the invention
The technical problem to be solved is: provide a kind of artificial elbow joint surface replacement prosthesis, solves the bone loss in prosthetic replacement process, elbow joint surrounding soft tissue extensively peeled off and the operation such as osteotomy, expansion marrow causes; Avoid the prosthetic loosening that plug-in type prosthese occurs; Reduce the incidence rate of the deep infection caused because of marrow transluminal operation.
For solving above-mentioned technical problem, the technical scheme is that
The present invention provides a kind of artificial elbow joint surface replacement prosthesis, including: with distal humerus mating shapes and its part that is placed in distal humerus, and be connected with described its part and be separately fixed at internal fixation steel plate and the extenal fixation steel plate of humerus columnae medialis and humerus mixed lateral column; Described its part is the class cylindrical-shaped structure of hollow, the external shape of described its part is identical with the articular surface shape of distal humerus, and external contacting surface is lubricious surface and contacts with proximal ulna articular surface, the inside contact surface of described its part is frosted fine particulate surface; Described internal fixation steel plate connects one end of described its part and has the first connecting portion and the second connecting portion, and described first connecting portion and the second connecting portion lay respectively in two orthogonal planes.
Wherein, in above-mentioned artificial elbow joint surface replacement prosthesis, described internal fixation steel plate and be provided with multiple fixing hole on extenal fixation steel plate.
Wherein, in above-mentioned artificial elbow joint surface replacement prosthesis, also include: connector, be used for inserting described fixing hole, by described its part, internal fixation steel plate and extenal fixation Interal fixation on humerus.
Wherein, in above-mentioned artificial elbow joint surface replacement prosthesis, described connector is fixing screw, and described fixing hole is the screw hole matched with described fixing screw.
Wherein, in above-mentioned artificial elbow joint surface replacement prosthesis, described its part, internal fixation steel plate and extenal fixation steel plate are pure titanium material and make.
Have employed technique scheme, the invention have the benefit that
(1) artificial elbow joint surface replacement prosthesis provided by the present invention is compared with existing full Elbow replacement prosthese, only the joint part of distal humerus is replaced, retain elbow joint surrounding ligaments, and the integrity of limb preservation bony structure to greatest extent, avoid the destruction of Elbow Stability, and reduce the probability of humeral fracture;
(2) present invention is placed in its part of distal humerus, fixed with distal humerus mixed lateral column and columnae medialis by the fixation steel plate of both sides, effectively its part can be fixed on distal humerus, and the interior contact surface of prosthesis sleeve is frosted fine particulate surface, the contact area of prosthesis sleeve and distal humerus can be increased, reduce the probability that prosthetic loosening occurs at a specified future date;
(3) the artificial elbow joint surface replacement prosthesis of the present invention does not in use carry out bone marrow transluminal operation, thus effectively reducing the probability of happening of deep infection.
Accompanying drawing explanation
Fig. 1 is the structural representation of the artificial elbow joint surface replacement prosthesis of the embodiment of the present invention;
Wherein: 1 is its part; 2 is internal fixation steel plate; 3 is extenal fixation steel plate; 4 is the first connecting portion; 5 is the second connecting portion; 6 is fixing hole.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail. Following example are used for illustrating the present invention, but can not be used for limiting the scope of the present invention.
As shown in Figure 1, a kind of artificial elbow joint surface replacement prosthesis of the embodiment of the present invention includes: with distal humerus mating shapes and its part 1 that is placed in distal humerus, and be connected with its part 1 and be separately fixed at internal fixation steel plate 2 and the extenal fixation steel plate 3 of humerus columnae medialis and humerus mixed lateral column.
Its part 1 is the class cylindrical-shaped structure of hollow. The external shape of this its part 1 is identical with the articular surface shape of distal humerus, and external contacting surface is lubricious surface and contacts with proximal ulna articular surface, is conducive to joint motion. The inside contact surface of this its part 1 is frosted fine particulate surface, can increase the contact area of this contact surface and surface of bone.
Internal fixation steel plate 2 connects one end of its part 1 and has the first connecting portion 4 and the second connecting portion 5, this first connecting portion 4 and the second connecting portion 5 lay respectively in two orthogonal planes, and namely the first connecting portion 4 and the second connecting portion 5 are connected on the two sides being generally perpendicular to each other of its part 1 one end. Internal fixation steel plate 2 and extenal fixation steel plate 3 are provided with multiple fixing hole 6, fixing hole 6 is inserted by connector, can its part 1, internal fixation steel plate 2 and extenal fixation steel plate 3 be fixed on humerus, this connector is but is not limited only to fixing screw, fixing hole 6 is but is not limited only to the screw hole matched with fixing screw, certainly, fixing screw and screw may be designed as locking nail, to increase fixing fastness.
Its part 1 in this enforcement, internal fixation steel plate 2 and extenal fixation steel plate 3 are pure titanium material and make.
During operation, first carry out distal humerus osteotomy, its part 1 of artificial elbow joint surface replacement prosthesis is embedded in the distal humerus surface of bone after osteotomy, is equivalent to substituted for the articular surface part of distal humerus, so elbow joint biomechanics characteristic is held essentially constant. The interior contact surface that its part 1 contacts with surface of bone is frosted fine particulate surface, adds the contact area of this contact surface and surface of bone, increases skin-friction force simultaneously, makes prosthese not easily slip. Internal fixation steel plate 2 and extenal fixation steel plate 3 are carried out bending along humerus columnae medialis and humerus mixed lateral column respectively moulding, can fit bone edges, the fixing hole 6 of internal fixation steel plate 2 and extenal fixation steel plate 3 is holed, squeeze into fixing screw, make its part 1 by internal fixation steel plate 2, internal fixation steel plate 3 and distal humerus fixation.
As mentioned above; a kind of artificial elbow joint surface replacement prosthesis of the present invention; it is provided with fixed part and support portion; postoperative protection device can be avoided not fit, wear the problems such as uncomfortable; this device thickness is thin simultaneously, volume is little, morphosis is consistent with facial soft tissue form; will not produce to have a strong impact on to face appearance, adhere to wearing after favourable operation in patients.
The present invention is not limited to above-mentioned specific embodiment, and those of ordinary skill in the art, from above-mentioned design, without performing creative labour, done all conversion, all falls within protection scope of the present invention.
Claims (5)
1. an artificial elbow joint surface replacement prosthesis, it is characterized in that, including: with distal humerus mating shapes and its part (1) that is placed in distal humerus, and be connected with described its part (1) and be separately fixed at internal fixation steel plate (2) and the extenal fixation steel plate (3) of humerus columnae medialis and humerus mixed lateral column; The class cylindrical-shaped structure that described its part (1) is hollow, the external shape of described its part (1) is identical with the articular surface shape of distal humerus, and external contacting surface is lubricious surface and contacts with proximal ulna articular surface, the inside contact surface of described its part (1) is frosted fine particulate surface; Described internal fixation steel plate (2) connects one end of described its part (1) and has the first connecting portion (4) and the second connecting portion (5), and described first connecting portion (4) and the second connecting portion (5) lay respectively in two orthogonal planes.
2. artificial elbow joint surface replacement prosthesis according to claim 1, it is characterised in that described internal fixation steel plate (2) and be provided with multiple fixing hole (6) on extenal fixation steel plate (3).
3. artificial elbow joint surface replacement prosthesis according to claim 2, it is characterized in that, also include: connector, for inserting described fixing hole (5), described its part (1), internal fixation steel plate (2) and extenal fixation steel plate (3) are fixed on humerus.
4. artificial elbow joint surface replacement prosthesis according to claim 3, it is characterised in that described connector is fixing screw, and described fixing hole (6) is the screw hole matched with described fixing screw.
5. artificial elbow joint surface replacement prosthesis according to any one of claim 1 to 4, it is characterised in that described its part (1), internal fixation steel plate (2) and extenal fixation steel plate (3) are pure titanium material and make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610142857.6A CN105640673B (en) | 2016-03-14 | 2016-03-14 | A kind of artificial elbow joint surface replacement prosthesis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610142857.6A CN105640673B (en) | 2016-03-14 | 2016-03-14 | A kind of artificial elbow joint surface replacement prosthesis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105640673A true CN105640673A (en) | 2016-06-08 |
| CN105640673B CN105640673B (en) | 2018-05-11 |
Family
ID=56492478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610142857.6A Active CN105640673B (en) | 2016-03-14 | 2016-03-14 | A kind of artificial elbow joint surface replacement prosthesis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105640673B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730045A (en) * | 2021-10-18 | 2021-12-03 | 上海市第六人民医院 | Distal humerus prosthesis structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2806717A1 (en) * | 1978-02-14 | 1979-08-16 | Reinhard Dr Koelbel | Artificial elbow joint with seat and roller - has sloping roller sides and parallel jaws for joint restoration after movement |
| CN1416330A (en) * | 2000-01-30 | 2003-05-07 | 岱密克龙有限公司 | Component for prosthetic joint having diamond load bearing and articulation surface |
| CN201168071Y (en) * | 2008-03-13 | 2008-12-24 | 王友华 | Ulna coronal process prosthesis |
| US20120109322A1 (en) * | 2010-10-27 | 2012-05-03 | Eduardo Gonzalez-Hernandez | System and method for fracture replacement of comminuted bone fractures or portions thereof adjacent bone joints |
| US20140121779A1 (en) * | 2011-10-27 | 2014-05-01 | Eduardo Gonzalez-Hernandez | Bone joint replacement and repair assembly and method of repairing and replacing a bone joint |
| CN205515046U (en) * | 2016-03-14 | 2016-08-31 | 范存义 | Artifical elbow joint surface replacement prosthesis |
-
2016
- 2016-03-14 CN CN201610142857.6A patent/CN105640673B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2806717A1 (en) * | 1978-02-14 | 1979-08-16 | Reinhard Dr Koelbel | Artificial elbow joint with seat and roller - has sloping roller sides and parallel jaws for joint restoration after movement |
| CN1416330A (en) * | 2000-01-30 | 2003-05-07 | 岱密克龙有限公司 | Component for prosthetic joint having diamond load bearing and articulation surface |
| CN201168071Y (en) * | 2008-03-13 | 2008-12-24 | 王友华 | Ulna coronal process prosthesis |
| US20120109322A1 (en) * | 2010-10-27 | 2012-05-03 | Eduardo Gonzalez-Hernandez | System and method for fracture replacement of comminuted bone fractures or portions thereof adjacent bone joints |
| US20140121779A1 (en) * | 2011-10-27 | 2014-05-01 | Eduardo Gonzalez-Hernandez | Bone joint replacement and repair assembly and method of repairing and replacing a bone joint |
| CN205515046U (en) * | 2016-03-14 | 2016-08-31 | 范存义 | Artifical elbow joint surface replacement prosthesis |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730045A (en) * | 2021-10-18 | 2021-12-03 | 上海市第六人民医院 | Distal humerus prosthesis structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105640673B (en) | 2018-05-11 |
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Effective date of registration: 20211125 Address after: 200233 No. 600, Xuhui District, Shanghai, Yishan Road Patentee after: SHANGHAI SIXTH PEOPLE'S Hospital Address before: Room 101, No. 46, Lane 1266, Gudai Road, Shanghai 201102 Patentee before: Fan Cunyi |
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Effective date of registration: 20220707 Address after: 430073 area a of Lianying medical Wuhan headquarters base, No. 99, gaokeyuan Road, Donghu New Technology Development Zone, Wuhan, Hubei Province Patentee after: Wuhan Lianying Zhirong Medical Technology Co.,Ltd. Address before: 200233 No. 600, Xuhui District, Shanghai, Yishan Road Patentee before: SHANGHAI SIXTH PEOPLE'S Hospital |
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Application publication date: 20160608 Assignee: Shanghai Lianying Zhirong Medical Technology Co.,Ltd. Assignor: Wuhan Lianying Zhirong Medical Technology Co.,Ltd. Contract record no.: X2022980010709 Denomination of invention: An artificial elbow joint surface replacement prosthesis Granted publication date: 20180511 License type: Common License Record date: 20220720 |