CN110522494B - Acetabular file concentricity maintaining device - Google Patents
Acetabular file concentricity maintaining device Download PDFInfo
- Publication number
- CN110522494B CN110522494B CN201910967726.5A CN201910967726A CN110522494B CN 110522494 B CN110522494 B CN 110522494B CN 201910967726 A CN201910967726 A CN 201910967726A CN 110522494 B CN110522494 B CN 110522494B
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- China
- Prior art keywords
- fixed cylinder
- screw cap
- file
- cap disc
- sleeve
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- 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.)
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- 210000000588 acetabulum Anatomy 0.000 claims description 6
- 210000000988 bone and bone Anatomy 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims 5
- 238000000034 method Methods 0.000 description 9
- 238000011541 total hip replacement Methods 0.000 description 7
- 210000001981 hip bone Anatomy 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 210000004394 hip joint Anatomy 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 210000001624 hip Anatomy 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/16—Instruments for performing osteoclasis; Drills or chisels for bones; Trepans
- A61B17/1659—Surgical rasps, files, planes, or scrapers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/16—Instruments for performing osteoclasis; Drills or chisels for bones; Trepans
- A61B17/1662—Instruments for performing osteoclasis; Drills or chisels for bones; Trepans for particular parts of the body
- A61B17/1675—Instruments for performing osteoclasis; Drills or chisels for bones; Trepans for particular parts of the body for the knee
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to an acetabular file concentricity maintaining device which comprises a fixed cylinder body, a screw cap disc matched with the fixed cylinder body and a supporting sleeve coaxially fixed on the screw cap disc, wherein the fixed cylinder body is a thin-wall cylinder with two open ends, external threads are arranged on the outer circumferential surface of the upper end of the fixed cylinder body, 4 needle sleeves are arranged on the outer circumferential surface of the lower end of the fixed cylinder body, the 4 needle sleeves are uniformly distributed along the outer circumferential surface of the fixed cylinder body, the needle sleeves are thin-wall cylinder, and the axis of each needle sleeve is along the direction of a bus of the fixed cylinder body; the screw cap disc is cylindrical, the lower end of the screw cap disc is provided with an opening, the inner circumferential surface of the screw cap disc is provided with an internal thread from the lower end surface of the screw cap disc, the internal thread is matched with the external thread, the screw cap disc is coaxially screwed on the external thread at the upper end of the fixed cylinder body through the internal thread of the screw cap disc, and the lower end of the supporting sleeve is coaxially fixed on the upper end surface of the screw cap disc; the invention ensures that the file head can be filed again at the last filed position after the file head is replaced.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an acetabular file concentricity maintaining device.
Background
The artificial total hip joint replacement is to make a prosthesis similar to a human bone joint by using a metal material with good biocompatibility and mechanical property, and implant the joint prosthesis into a joint damaged by diseases or injuries by using an operation method, so as to remove pain, recover the movement and the original functions of the joint, and enable a patient to exercise early and functionally, and recover the normal physiological functions of the hip joint.
In the total hip replacement operation, a diseased femoral head in a patient is taken out, a corresponding joint prosthesis is installed, wherein an acetabular fossa of a human body is required to be rasped to conform to the external dimension of the joint prosthesis, an acetabular rasp is generally used for rasping the acetabular fossa clinically so as to enable the acetabular fossa to be matched with the joint prosthesis, but in the rasping process of the acetabular fossa, rasping is required to be carried out for a plurality of times by replacing rasping heads with different dimensions according to the rasping depth and the size of the acetabular fossa, when rasping is carried out again after the rasping heads are replaced each time, the position of the last rasping is difficult to be accurately found, the acetabular fossa is rasped into an ellipsoid, thereby causing poor installation of the joint prosthesis, increasing the loosening rate and dislocation rate of the joint prosthesis, causing limb length difference, prosthesis collision, interface abrasion and even need to carry out revision operation, reducing the service life of the joint prosthesis, and increasing the economic burden of a patient.
Disclosure of Invention
In order to solve the above problems, the present invention provides an acetabular file concentricity maintaining apparatus.
The specific contents are as follows: the utility model provides an acetabular bone file concentric maintaining device, the device include fixed barrel, with fixed barrel matched spiral shell cap dish and coaxial support sleeve who fixes on spiral shell cap dish, still include acetabular bone file, characterized by:
the fixed cylinder is a thin-wall cylinder with two open ends, an external thread is arranged on the outer circumferential surface of the upper end of the fixed cylinder, the starting point of the external thread is arranged on the upper edge of the fixed cylinder, N needle sleeves are arranged on the outer circumferential surface of the lower end of the fixed cylinder, wherein N is more than or equal to 3, N needle sleeves are uniformly distributed along the outer circumferential surface of the fixed cylinder, the needle sleeves are thin-wall cylinders, and the axis of each needle sleeve is along the direction of a generatrix of the fixed cylinder;
the screw cap plate is cylindrical, the lower end of the screw cap plate is provided with an opening, the inner circumferential surface of the screw cap plate is provided with an internal thread from the lower end surface of the screw cap plate, the internal thread is matched with the external thread, the screw cap plate is coaxially screwed on the external thread at the upper end of the fixed cylinder body through the internal thread of the screw cap plate, the lower end of the support sleeve is coaxially fixed on the upper end surface of the screw cap plate, and the inside of the support sleeve is communicated with the inside of the screw cap plate.
Preferably, the upper part of the supporting sleeve is provided with a threaded hole penetrating through the wall of the cylinder along the radial direction of the supporting sleeve, and a locking screw matched with the threaded hole is screwed in the threaded hole.
Preferably, the upper end face of the screw cap disc is provided with a hollowed-out observation window A, and the hollowed-out observation window A at least comprises three parts and is uniformly distributed around the supporting sleeve.
Preferably, the wall of the fixed cylinder is provided with a hollowed-out observation window B, and the lower part of the fixed cylinder is provided with an operation notch for cutting off the circumferential wall of the fixed cylinder.
Preferably, the lower end face of each needle sleeve is flush with the lower end face of the fixed cylinder.
Preferably, the number N of the needle sleeves is equal to 4.
Preferably, the acetabular bone file include hemispherical shell form file head and cylindric drilling rod, be fixed with the cross bayonet lock of perpendicular cross on the tangent plane of file head, the lower extreme of above-mentioned drilling rod has cylindric adapter sleeve through threaded connection, the lower terminal surface equipartition of this adapter sleeve has four L type draw-in grooves, the lower extreme of adapter sleeve corresponds the card on the cross bayonet lock of file head through L type draw-in groove, is covered with a plurality of cutting edge hole that has the cutting edge on the sphere of file head.
Preferably, the diameter of the drill rod is equal to the inner diameter of the supporting sleeve, and the diameter of the file head is smaller than the inner diameter of the fixed cylinder.
The beneficial technical effects of the invention are as follows:
the invention relates to an acetabular file concentricity maintaining device which comprises a fixed cylinder, a screw cap disc matched with the fixed cylinder, and a supporting sleeve coaxially fixed on the screw cap disc; the threaded needle passes through the needle sleeve at the lower end of the fixed cylinder body to fix the threaded needle on the hip bone of a patient, so that the concentricity after the file head is replaced is stable, the central position after the file head is replaced each time is ensured not to be changed, the file quality of the acetabular fossa is ensured, and the loosening rate and dislocation rate of the joint prosthesis after the operation are reduced; the support sleeve is screwed on the fixed cylinder body through the screw cap, so that the file head can be quickly replaced, the operation time is greatly reduced, and various operation risks caused by the time are reduced; the screw cap disc of the supporting sleeve and the fixed cylinder are provided with hollowed-out observation windows, so that the condition of the file head and the file grinding process can be observed conveniently, and surgical operation errors can be avoided; the fixing cylinder body and the hip bone to be drilled are fixed together through the needle sleeve, so that the stability of the fixing cylinder body is improved; therefore, the invention can improve the rasping quality of the acetabular fossa in the total hip replacement operation, ensure that the joint prosthesis implantation matching degree is higher, improve the quality and efficiency of the total hip replacement operation, and reduce the loosening rate and dislocation rate of the prosthesis after the total hip replacement operation.
Drawings
FIG. 1 is a schematic perspective view of an acetabular file concentric maintaining apparatus;
FIG. 2 is a schematic view of an exploded view of an acetabular file concentric maintaining device;
FIG. 3 is a schematic perspective view of a screw cap disc and support sleeve;
FIG. 4 is a cross-sectional view of the front view of FIG. 3;
FIG. 5 is a schematic perspective view of a stationary cylinder;
FIG. 6 is a schematic perspective view of an acetabular file mounted to the apparatus of the invention;
FIG. 7 is a schematic perspective view of a rasp head and a connecting sleeve;
in the figure: 11. the device comprises a fixed barrel body, a second observation window, a 13 operation notch, a 14 needle sleeve, a 15 external thread, a 21 screw cap disc, a 22 observation window A, a 23 supporting sleeve, a 24 locking screw, a 25 threaded hole, a 26 internal thread, a 31 drill rod, a 32 connecting sleeve, a 321L-shaped clamping groove, a 33 file head, a 34 file head section, a 35 blade hole, a 36 cutting blade and a 37 cross-shaped clamping pin.
Detailed Description
1-7, an acetabular file concentricity maintaining device comprises a fixed cylinder, a screw cap disk matched with the fixed cylinder, a supporting sleeve coaxially fixed on the screw cap disk, and an acetabular file;
the fixed cylinder is a thin-wall cylinder with two open ends, an external thread is arranged on the outer circumferential surface of the upper end of the fixed cylinder, the starting point of the external thread is arranged on the upper edge of the fixed cylinder, N needle sleeves are arranged on the outer circumferential surface of the lower end of the fixed cylinder, wherein N is more than or equal to 3, N needle sleeves are uniformly distributed along the outer circumferential surface of the fixed cylinder, the needle sleeves are thin-wall cylinders, and the axis of each needle sleeve is along the direction of a generatrix of the fixed cylinder;
the screw cap plate is cylindrical, the lower end of the screw cap plate is provided with an opening, the inner circumferential surface of the screw cap plate is provided with an internal thread from the lower end surface of the screw cap plate, the internal thread is matched with the external thread, the screw cap plate is coaxially screwed on the external thread at the upper end of the fixed cylinder body through the internal thread of the screw cap plate, the lower end of the support sleeve is coaxially fixed on the upper end surface of the screw cap plate, and the inside of the support sleeve is communicated with the inside of the screw cap plate.
The upper part of the supporting sleeve is provided with a threaded hole penetrating through the wall of the cylinder along the radial direction of the supporting sleeve, and a locking screw matched with the threaded hole is screwed in the threaded hole and used for fixing a drill rod.
The upper end face of spiral shell cap dish be equipped with the observation window first of fretwork, this observation window first of fretwork includes three and equipartition around supporting sleeve at least, the section of thick bamboo wall of fixed barrel on be equipped with the observation window second of fretwork, and the lower part of fixed barrel is equipped with the operation breach that cuts off its circumference section of thick bamboo wall, the observation window all is used for being convenient for observe the condition of file head and the process of file grinding, avoid operation misoperation, the operation breach is used for when necessary, the condition of not removing spiral shell cap dish, clearance is the abrasive dust on the file head through the operation breach, avoid abrasive dust too much influence to the file grinding quality of acetabular fossa.
The lower end face of each needle sleeve is flush with the lower end face of the fixed cylinder, so that the fixed cylinder can be fixed more firmly, errors in the filing process are reduced, the filing quality of acetabular fossa is improved, and the number N of the needle sleeves is equal to 4.
The acetabulum file comprises a hemispherical shell-shaped file head and a cylindrical drill rod, wherein a cross bayonet lock which is vertically crossed is fixed on the tangent plane of the file head, the lower end of the drill rod is connected with a cylindrical connecting sleeve through threads, four L-shaped clamping grooves are uniformly distributed on the lower end face of the connecting sleeve, the lower end of the connecting sleeve is correspondingly clamped on the cross bayonet lock of the file head through the L-shaped clamping grooves, the L-shaped clamping grooves are combined with the cross bayonet lock to facilitate quick replacement of the file head, and a plurality of blade holes with cutting blades are distributed on the spherical surface of the file head.
The diameter of the drill rod is equal to the inner diameter of the supporting sleeve, the diameter of the file head is smaller than the inner diameter of the fixed barrel, and the fixed barrel, the supporting sleeve, the drill rod and the file head are all on the same axis in the file head working process and after the file head is replaced.
The application process and principle of the invention are as follows:
an acetabular file concentricity maintaining device comprises a fixed cylinder, a screw cap disk matched with the fixed cylinder, and a supporting sleeve coaxially fixed on the screw cap disk;
the screw needle passes through the needle sleeve at the lower end of the fixed cylinder body to fix the screw needle around the acetabulum of a patient, the lower end of the drill rod passes through the supporting sleeve and the screw cap disc to be fixed with the file head, the screw cap disc is screwed on the upper end of the fixed cylinder body which is fixed, the file head passes through the inner part of the fixed cylinder body to enter the acetabulum fossa to be filed, the acetabulum fossa of the patient can be filed, according to the filed progress, when the file head needs to be replaced, the screw cap disc is screwed off from the fixed cylinder body, the file head is separated from the drill rod, and the file head is replaced by the proper file head, and the screw cap is screwed on the fixed cylinder body to be filed again by repeating the process.
The threaded needle passes through the needle sleeve at the lower end of the fixed cylinder body to fix the threaded needle around the acetabulum of a patient and then is firm, so that the concentricity after the file head is replaced is stable, the central position after the file head is replaced each time is ensured not to be changed, the file quality of the acetabular fossa is ensured, the stability of the acetabular prosthesis is improved, and the loosening rate of the joint prosthesis after the operation is reduced; the support sleeve is screwed on the fixed cylinder body through the screw cap, so that the file head can be quickly replaced, the operation time is greatly reduced, and various operation risks caused by the time are reduced; the screw cap disc of the supporting sleeve and the fixed cylinder are provided with hollowed-out observation windows, so that the condition of the file head and the file grinding process can be observed conveniently, and surgical operation errors can be avoided; the fixing cylinder body and the hip bone to be drilled are fixed together through the needle sleeve, so that the stability of the fixing cylinder body is improved; therefore, the invention can improve the rasping quality of the acetabular fossa in the total hip replacement operation, ensure that the joint prosthesis implantation has higher matching degree, improve the quality and efficiency of the total hip replacement operation, reduce the loosening rate of the prosthesis after the total hip replacement operation and prolong the service life of the hip prosthesis.
Claims (6)
1. The utility model provides an acetabular bone file concentric maintaining device, the device include fixed barrel, with fixed barrel matched spiral shell cap dish and coaxial support sleeve who fixes on spiral shell cap dish, still include acetabular bone file, characterized by:
the fixed cylinder is a thin-wall cylinder with two open ends, an external thread is arranged on the outer circumferential surface of the upper end of the fixed cylinder, the starting point of the external thread is arranged on the upper edge of the fixed cylinder, N needle sleeves are arranged on the outer circumferential surface of the lower end of the fixed cylinder, wherein N is more than or equal to 3, N needle sleeves are uniformly distributed along the outer circumferential surface of the fixed cylinder, the needle sleeves are thin-wall cylinders, and the axis of each needle sleeve is along the direction of a generatrix of the fixed cylinder;
the screw cap disc is cylindrical, the lower end of the screw cap disc is provided with an opening, the inner circumferential surface of the screw cap disc is provided with an internal thread from the lower end surface of the screw cap disc, the internal thread is matched with the external thread, the screw cap disc is coaxially screwed on the external thread at the upper end of the fixed cylinder body through the internal thread of the screw cap disc, the lower end of the supporting sleeve is coaxially fixed on the upper end surface of the screw cap disc, and the inside of the supporting sleeve is communicated with the inside of the screw cap disc;
the wall of the fixed cylinder is provided with a hollowed-out observation window B, and the lower part of the fixed cylinder is provided with an operation notch for cutting off the circumferential wall of the fixed cylinder;
the acetabulum file comprises a hemispherical shell-shaped file head and a cylindrical drill rod, wherein a cross bayonet lock which is vertically crossed is fixed on the tangent plane of the file head, the lower end of the drill rod is connected with a cylindrical connecting sleeve through threads, four L-shaped clamping grooves are uniformly distributed on the lower end face of the connecting sleeve, the lower end of the connecting sleeve is correspondingly clamped on the cross bayonet lock of the file head through the L-shaped clamping grooves, and a plurality of blade holes with cutting blades are distributed on the spherical surface of the file head.
2. The acetabular file concentricity maintenance device of claim 1, wherein: the upper part of the supporting sleeve is provided with a threaded hole penetrating through the wall of the cylinder along the radial direction of the supporting sleeve, and a locking screw matched with the threaded hole is screwed in the threaded hole.
3. The acetabular file concentricity maintenance device of claim 1, wherein: the upper end face of the screw cap disc is provided with a hollowed-out observation window A, and the hollowed-out observation window A at least comprises three and is uniformly distributed around the supporting sleeve.
4. The acetabular file concentricity maintenance device of claim 1, wherein: the lower end face of each needle sleeve is flush with the lower end face of the fixed cylinder.
5. The acetabular file concentricity maintenance device of claim 1, wherein: the number N of the needle sleeves is equal to 4.
6. The acetabular file concentricity maintenance device of claim 1, wherein: the diameter of the drill rod is equal to the inner diameter of the supporting sleeve, and the diameter of the file head is smaller than the inner diameter of the fixed cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910967726.5A CN110522494B (en) | 2019-10-12 | 2019-10-12 | Acetabular file concentricity maintaining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910967726.5A CN110522494B (en) | 2019-10-12 | 2019-10-12 | Acetabular file concentricity maintaining device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110522494A CN110522494A (en) | 2019-12-03 |
| CN110522494B true CN110522494B (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910967726.5A Active CN110522494B (en) | 2019-10-12 | 2019-10-12 | Acetabular file concentricity maintaining device |
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| CN (1) | CN110522494B (en) |
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| CN112317194B (en) * | 2020-10-16 | 2022-04-15 | 西安工程大学 | A water mist nozzle matched with a pressurizing device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008007455A1 (en) * | 2008-02-02 | 2009-08-06 | Schreiber, Hans, Dr. Dr. | Kit for hip joint prosthesis, has minimal invasive oriented and securely guided collum trephine that centrally penetrates collum femoris, and implantation that is comparable with gamma nail implantation |
| CN102302375A (en) * | 2009-12-31 | 2012-01-04 | 德普伊产品公司 | Reciprocating rasp surgical instrument |
| CN103230297A (en) * | 2013-05-09 | 2013-08-07 | 陆声 | Acetabulum file |
| CN203208163U (en) * | 2013-02-27 | 2013-09-25 | 广东省人民医院 | Combination type acetabulum positioning device for total hip replacement arthroplasty |
| CN204814056U (en) * | 2015-08-07 | 2015-12-02 | 北京优材京航生物科技有限公司 | Acetabular bone file electrode holder |
| WO2016020956A1 (en) * | 2014-08-07 | 2016-02-11 | 株式会社シミズテック | Socket for artificial hip joint and fitting tool therefor |
| CN206080624U (en) * | 2016-07-01 | 2017-04-12 | 胡军 | Take acetabular bone file of angle suitable for full hip joint replacement of wicresoft |
| CN211022927U (en) * | 2019-10-12 | 2020-07-17 | 郑州市骨科医院 | Concentric maintaining device for acetabular file |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201610820D0 (en) * | 2016-04-27 | 2016-08-03 | Depuy (Ireland) | An impactor |
-
2019
- 2019-10-12 CN CN201910967726.5A patent/CN110522494B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008007455A1 (en) * | 2008-02-02 | 2009-08-06 | Schreiber, Hans, Dr. Dr. | Kit for hip joint prosthesis, has minimal invasive oriented and securely guided collum trephine that centrally penetrates collum femoris, and implantation that is comparable with gamma nail implantation |
| CN102302375A (en) * | 2009-12-31 | 2012-01-04 | 德普伊产品公司 | Reciprocating rasp surgical instrument |
| CN203208163U (en) * | 2013-02-27 | 2013-09-25 | 广东省人民医院 | Combination type acetabulum positioning device for total hip replacement arthroplasty |
| CN103230297A (en) * | 2013-05-09 | 2013-08-07 | 陆声 | Acetabulum file |
| WO2016020956A1 (en) * | 2014-08-07 | 2016-02-11 | 株式会社シミズテック | Socket for artificial hip joint and fitting tool therefor |
| CN204814056U (en) * | 2015-08-07 | 2015-12-02 | 北京优材京航生物科技有限公司 | Acetabular bone file electrode holder |
| CN206080624U (en) * | 2016-07-01 | 2017-04-12 | 胡军 | Take acetabular bone file of angle suitable for full hip joint replacement of wicresoft |
| CN211022927U (en) * | 2019-10-12 | 2020-07-17 | 郑州市骨科医院 | Concentric maintaining device for acetabular file |
Non-Patent Citations (1)
| Title |
|---|
| 定位型髋臼锉与普通型髋臼锉在变形髋臼髋臼重建中的效果比较;卢士学;黄彰;王双利 等;广东医学(23);全文 * |
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| CN110522494A (en) | 2019-12-03 |
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