CN108095861B - Locking device convenient for measuring stability and taking out of orthopedic implant - Google Patents
Locking device convenient for measuring stability and taking out of orthopedic implant Download PDFInfo
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- CN108095861B CN108095861B CN201810129078.1A CN201810129078A CN108095861B CN 108095861 B CN108095861 B CN 108095861B CN 201810129078 A CN201810129078 A CN 201810129078A CN 108095861 B CN108095861 B CN 108095861B
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- implant
- column
- force measuring
- locking device
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- 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
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
-
- 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
- A61F2/28—Bones
-
- 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
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4657—Measuring instruments used for implanting artificial 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
- 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
- A61F2002/30405—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by screwing complementary threads machined on the parts themselves
-
- 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
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4657—Measuring instruments used for implanting artificial joints
- A61F2002/4666—Measuring instruments used for implanting artificial joints for measuring force, pressure or mechanical tension
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Transplantation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Physical Education & Sports Medicine (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgery (AREA)
- Prostheses (AREA)
Abstract
The invention belongs to the field of medical equipment, and relates to a locking device convenient for measuring and taking out the stability of an orthopedic implant, which comprises an implant implanted into bones, an implant column used for being screwed into the implant to be filled, and a force measuring column used for being screwed into the implant to replace the implant column and measuring the mechanical property, wherein the force measuring column is provided with a pull ring used for measuring the mechanical property; during normal implantation, filling the implant and implanting an implant column within the implant; when the measurement is needed, the implantation column is screwed out, and the force measuring column is screwed in to perform mechanical property test; the structure of the invention is convenient and quick to operate as a whole; the problems of measuring the stability of the implant and taking out the implant in the process of evaluating the effectiveness of the implant by a large animal test are solved.
Description
Technical Field
The invention belongs to the field of medical instruments, and relates to a locking device convenient for measuring and taking out stability of an orthopedic implant.
Background
In the treatment of bone defects, joint replacement, and the like, it is often necessary to place a metallic or non-metallic orthopedic implant in the bone defect. However, during the development phase of orthopedic implants, and in particular in large animal tests to evaluate the effectiveness of the implant, it is necessary to measure the stability of the implant in order to evaluate the bond between the implant and the bone. And such mechanical tests are typically performed half a year or one year after surgery. At present, a common mechanical property test mode is to use a pulling machine to carry out pulling force measurement on an implant, and when the pulling machine is used for carrying out mechanical property, the leakage end of the implant is required to be firmly locked with the pulling machine. In addition, there may be implant removal situations during the secondary revision surgery, and since the bone is already firmly coupled with the implant due to the long-term implantation, a locking device is also required to facilitate the removal of the implant.
In the prior art, a mode of arranging hooks on the surface of an implant is generally adopted, but the structural form is unfavorable for healing of bones and muscles, and the granulation at a wound is easy to grow into the hooks of the implant, so that embedded granulation is required to be removed when tension measurement is carried out. Therefore, there is a need to design a locking device that facilitates measurement and removal of orthopaedic implant stability to address the above-described issues.
Disclosure of Invention
In view of the above, the present invention aims to provide a locking device for facilitating the measurement and extraction of the stability of an orthopedic implant, so as to solve the problem that the physical properties of the orthopedic implant are difficult to measure.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the locking device is used for measuring the mechanical properties of an implant implanted into a bone defect part, and comprises the implant for implanting the bone defect part, wherein the implant is in a hollow column shape, and one side of the implant far away from the defect part is an open end penetrating into the implant; the implant also comprises an implant column, wherein the external shape of the implant column is matched with the internal shape of the implant, and the implant column is detachably arranged inside the implant; the implant is characterized in that a connecting part is arranged in the implant, and a combining part matched with the connecting part is arranged outside the implant column; after the implant is matched with the implant column to implant the bone defect, the surface of the implant and the implant column is flush with the edge of the defect; a detaching part for taking out the implant column is arranged on one side of the implant column far away from the bone defect part; the implant also comprises a force measuring column, wherein the external shape of the force measuring column is matched with the internal shape of the implant, and the force measuring column is detachably arranged inside the implant; the outside of the implantation column is provided with a combining part matched with the connecting part; and a force measuring part for measuring mechanical properties is arranged on one side of the force measuring column, which is far away from the bone defect part, and the force measuring part is fixedly connected with the force measuring column.
Optionally, the connecting portion is an external thread or an internal thread, and the combining portion is an internal thread or an external thread matched with the external thread.
Optionally, the dismounting portion is a cross-thread head.
Optionally, the force measuring part is a pull ring fixedly connected with the force measuring column.
Optionally, the pull ring is arranged on the force measuring column through a connecting column, the connecting column is fixedly arranged on one side, far away from the bone defect part, of the force measuring column, through holes penetrating through the two sides of the connecting column are formed in the connecting column, and the pull ring penetrates through the through holes.
Optionally, the pull ring is movably arranged along the joint of the pull ring and the force measuring column as an axle center.
Optionally, an opening for disassembling the pull ring is formed in the pull ring, and the pull ring detachably penetrates through the through hole.
Optionally, the end of the implant opposite the open end is a closed end, the closed end being in close proximity to the bone defect.
Optionally, the implant column and the force measuring column are both cylindrical structures, the external shape of the implant is matched with the shape of the bone defect, and the internal shape of the implant is matched with the external shapes of the implant and the force measuring column.
Optionally, after the implant is mated with the force column, the implant and the force column have their surfaces flush with the defect edge.
The invention has the beneficial effects that:
1. according to the locking device convenient for measuring and taking out the stability of the orthopedic implant, implant filling operation is carried out through the replaceable force measuring column and the implant column structure, and during normal implantation, the implant column is filled in the implant, so that a wound heals along a flat surface. The implant posts and implants have a flat surface without notches or protrusions that can easily grow into the granulation. When the measurement is carried out, the implantation column is screwed out, the force measuring column is screwed in for tension test, and the whole operation is convenient and quick.
2. The locking device convenient for measuring and taking out the stability of the orthopedic implant realizes the maximized mass production through the force measuring column with the same specification and the implant column structure, and the technical effect of the locking device can be realized only by making threaded holes with the same specification on the implant. In particular embodiments, the implant is fabricated using a closed-end structure to prevent infection during replacement of the force column and implantation of the column.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in the following preferred detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of the overall structure of a locking device for facilitating measurement and removal of orthopaedic implant stability according to the present invention;
FIG. 2 is a schematic view of a locking device for facilitating measurement and removal of orthopaedic implant stability according to the present invention using an implant column instead of a force measuring column;
FIG. 3 is a schematic view of an assembled locking device for facilitating measurement and removal of orthopaedic implant stability according to the present invention;
FIG. 4 is a cross-sectional view of a locking device according to the present invention, shown assembled to facilitate measurement and removal of orthopaedic implant stability;
FIG. 5 is a schematic view of an assembled locking device for facilitating measurement and removal of orthopaedic implant stability using an implant column instead of a force measuring column according to the present invention;
fig. 6 is a cross-sectional view of a locking device according to the present invention for facilitating the measurement and removal of orthopaedic implant stability after assembly using an implant column instead of a force column.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present invention by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.
Referring to fig. 1 to 6, reference numerals in the drawings denote: bone 1, defect 11, implant 2, connection 21, force measuring post 3, joint 31, connection post 32, tab 33, through hole 321, implant post 4, detachment 41.
The invention relates to a locking device convenient for measuring and taking out the stability of an orthopedic implant, which is used for measuring the mechanical property of the implant implanted into a defect part 11 of a bone 1, and comprises an implant 2 used for implanting the defect part 11 of the bone 1, wherein the implant 2 is in a hollow column shape, and one side far away from the defect part 11 is an open end penetrating into the implant; also comprises an implant column 4, wherein the external shape of the implant column 4 is matched with the internal shape of the implant 2, and the implant column 4 is detachably arranged inside the implant 2; the implant 2 is internally provided with a connecting part 21, and the outside of the implant column 4 is provided with a combining part 31 matched with the connecting part 21; after the implant 2 and the implant column 4 are matched and implanted into the defect part 11 of the bone 1, the surfaces of the implant 2 and the implant column 4 are flush with the edge of the defect part 11; a detaching portion 41 for taking out the implant column 4 is provided on a side of the implant column 4 remote from the defective portion 11 of the bone 1; the implant further comprises a force measuring column 3, wherein the external shape of the force measuring column 3 is matched with the internal shape of the implant 2, and the force measuring column 3 is detachably arranged inside the implant 2; the outside of the implantation column 4 is provided with a combination part 31 matched with the connection part 21; the force measuring column 3 is provided with a force measuring part for measuring mechanical properties on one side far away from the defect part 11 of the skeleton 1, and the force measuring part is fixedly connected with the force measuring column 3.
Preferably, the connecting portion 21 is an external thread or an internal thread, and the coupling portion 31 is an internal thread or an external thread matching the external thread; the dismounting part 41 is a cross thread head; the force measuring part is a pull ring 33 fixedly connected with the force measuring column 3; the pull ring 33 is arranged on the force measuring column 3 through a connecting column 32, the connecting column 32 is fixedly arranged on one side of the force measuring column 3 far away from the defect part 11 of the bone 1, the connecting column 32 is provided with a through hole 321 with two sides penetrating through, and the pull ring 33 is arranged through the through hole 321; the pull ring 33 is movably arranged along the joint of the pull ring and the force measuring column 3 as an axle center.
Specifically, an opening for detaching the pull ring 33 is provided on the pull ring 33, and the pull ring 33 is detachably disposed through the through hole 321; the end of the implant 2 opposite to the open end is a closed end, and the closed end is tightly attached to the defect part 11 of the bone 1; the implant column 4 and the force measuring column 3 are both in cylindrical structures, the external shape of the implant 2 is matched with the shape of the defect 11 of the bone 1, and the internal shape of the implant 2 is matched with the external shapes of the implant 2 and the force measuring column 3; after the implant 2 is matched with the force measuring column 3, the surfaces of the implant 2 and the force measuring column 3 are flush with the edge of the defect part 11.
The implant structure which is convenient for measuring the performance of the implant 2 of the bone 1 is characterized in that the implant 2 is filled through the replaceable force measuring column 3 and the implant column 4 structure, the implant column 4 is filled in the implant 2 in normal implantation, and the wound heals along a flat surface. The implant posts 4 and the implant 2 have flat surfaces without notches or protrusions that can easily grow into the granulation. When the measurement is carried out, the implantation column 4 is screwed out, the force measuring column 3 is screwed in for tension test, and the whole operation is convenient and quick. The maximized mass production is realized through the structures of the force measuring column 3 and the implantation column 4 with the same specification, and the technical effect of the invention can be realized only by making threaded holes with the same specification on the implant 2. In a specific embodiment, the implant 2 is made using a closed-end structure to prevent infection during replacement of the force-measuring column 3 and the implant column 4. The whole structure is beneficial to the healing of bones and muscles, embedded granulations do not need to be taken out when tension measurement is carried out, and the stability of the orthopedic implant 2 is convenient to measure and take out.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the claims of the present invention.
Claims (10)
1. A locking device convenient to orthopedics implant steadiness measurement and take out for measure the mechanical properties of implant of implantation skeleton defect portion, its characterized in that:
the implant is in a hollow column shape, and one side of the implant far away from the defect is an open end penetrating into the implant;
the implant also comprises an implant column, wherein the external shape of the implant column is matched with the internal shape of the implant, and the implant column is detachably arranged inside the implant;
the implant is characterized in that a connecting part is arranged in the implant, and a combining part matched with the connecting part is arranged outside the implant column;
after the implant is matched with the implant column to implant the bone defect, the surface of the implant and the implant column is flush with the edge of the defect;
a detaching part for taking out the implant column is arranged on one side of the implant column far away from the bone defect part;
the implant also comprises a force measuring column, wherein the external shape of the force measuring column is matched with the internal shape of the implant, and the force measuring column is detachably arranged inside the implant;
the outside of the implantation column is provided with a combining part matched with the connecting part;
and a force measuring part for measuring mechanical properties is arranged on one side of the force measuring column, which is far away from the bone defect part, and the force measuring part is fixedly connected with the force measuring column.
2. A locking device for facilitating measurement and removal of orthopaedic implant stability as defined in claim 1, wherein: the connecting part is an external thread or an internal thread, and the combining part is an internal thread or an external thread matched with the external thread.
3. A locking device for facilitating measurement and removal of orthopaedic implant stability as claimed in claim 2, wherein: the dismounting part is a cross thread head.
4. A locking device for facilitating measurement and removal of orthopaedic implant stability as defined in claim 1, wherein: the force measuring part is a pull ring fixedly connected with the force measuring column.
5. A locking device for facilitating measurement and removal of orthopaedic implant stability as defined in claim 4, wherein: the pull ring is arranged on the force measuring column through a connecting column, the connecting column is fixedly arranged on one side, far away from the bone defect part, of the force measuring column, through holes penetrating through the two sides of the connecting column are formed in the connecting column, and the pull ring penetrates through the through holes.
6. A locking device for facilitating measurement and removal of orthopaedic implant stability as defined in claim 4, wherein: the pull ring is movably arranged along the joint of the pull ring and the force measuring column as an axle center.
7. A locking device for facilitating measurement and removal of orthopaedic implant stability as defined in claim 5, wherein: the pull ring is provided with an opening for disassembling the pull ring, and the pull ring detachably penetrates through the through hole.
8. A locking device for facilitating measurement and removal of orthopaedic implant stability as defined in claim 1, wherein: the end of the implant opposite to the open end is a closed end, and the closed end is tightly attached to the bone defect part.
9. A locking device for facilitating measurement and removal of orthopaedic implant stability as defined in claim 1, wherein: the implant column and the force measuring column are of cylindrical structures, the outer shape of the implant is matched with the shape of the bone defect part, and the inner shape of the implant is matched with the outer shapes of the implant and the force measuring column.
10. A locking device for facilitating measurement and removal of orthopaedic implant stability as defined in claim 1, wherein: after the implant is matched with the force measuring column, the surfaces of the implant and the force measuring column are flush with the edge of the defect part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810129078.1A CN108095861B (en) | 2018-02-08 | 2018-02-08 | Locking device convenient for measuring stability and taking out of orthopedic implant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810129078.1A CN108095861B (en) | 2018-02-08 | 2018-02-08 | Locking device convenient for measuring stability and taking out of orthopedic implant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108095861A CN108095861A (en) | 2018-06-01 |
| CN108095861B true CN108095861B (en) | 2023-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810129078.1A Active CN108095861B (en) | 2018-02-08 | 2018-02-08 | Locking device convenient for measuring stability and taking out of orthopedic implant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108095861B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1098894A (en) * | 1993-07-02 | 1995-02-22 | 辛第斯股份有限公司 | Posterior spinal implant |
| CN1299252A (en) * | 1998-03-02 | 2001-06-13 | 拜奥恩克斯移植有限公司 | Improved bioabsorbable bone block fixation implant |
| CN102088926A (en) * | 2008-07-09 | 2011-06-08 | 诺贝尔生物服务公司 | Medical implant and method of implantation |
| CN102144941A (en) * | 2010-02-04 | 2011-08-10 | 财团法人金属工业研究发展中心 | Skeleton implant |
| TW201127357A (en) * | 2010-02-04 | 2011-08-16 | Metal Ind Res & Dev Ct | Bone implant |
| CN102413782A (en) * | 2009-02-26 | 2012-04-11 | 德普伊国际有限公司 | Support structure implant for a bone cavity |
| CN208541440U (en) * | 2018-02-08 | 2019-02-26 | 中国人民解放军陆军军医大学第一附属医院 | A kind of locking device for measuring and taking out convenient for orthopaedics implant stability |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1992304B1 (en) * | 2007-05-12 | 2010-08-25 | Gerd Axel Dr. Walther | Dental implant, in particular made of a ceramic material |
-
2018
- 2018-02-08 CN CN201810129078.1A patent/CN108095861B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1098894A (en) * | 1993-07-02 | 1995-02-22 | 辛第斯股份有限公司 | Posterior spinal implant |
| CN1299252A (en) * | 1998-03-02 | 2001-06-13 | 拜奥恩克斯移植有限公司 | Improved bioabsorbable bone block fixation implant |
| CN102088926A (en) * | 2008-07-09 | 2011-06-08 | 诺贝尔生物服务公司 | Medical implant and method of implantation |
| CN102413782A (en) * | 2009-02-26 | 2012-04-11 | 德普伊国际有限公司 | Support structure implant for a bone cavity |
| CN102144941A (en) * | 2010-02-04 | 2011-08-10 | 财团法人金属工业研究发展中心 | Skeleton implant |
| TW201127357A (en) * | 2010-02-04 | 2011-08-16 | Metal Ind Res & Dev Ct | Bone implant |
| CN208541440U (en) * | 2018-02-08 | 2019-02-26 | 中国人民解放军陆军军医大学第一附属医院 | A kind of locking device for measuring and taking out convenient for orthopaedics implant stability |
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| Publication number | Publication date |
|---|---|
| CN108095861A (en) | 2018-06-01 |
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