CN111839705A - Cable tightener - Google Patents
Cable tightener Download PDFInfo
- Publication number
- CN111839705A CN111839705A CN202010599640.4A CN202010599640A CN111839705A CN 111839705 A CN111839705 A CN 111839705A CN 202010599640 A CN202010599640 A CN 202010599640A CN 111839705 A CN111839705 A CN 111839705A
- Authority
- CN
- China
- Prior art keywords
- hole
- cable
- dwang
- slider
- main part
- 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.)
- Withdrawn
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/82—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin for bone cerclage
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8861—Apparatus for manipulating flexible wires or straps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
Abstract
The utility model relates to a cable tightener relates to medical instrument's field, including the main part, be used for pulling guide portion, dwang of cable and the slider that tightens up the cable, seted up movable chamber in the main part, the one end of main part is connected with guide portion, and the one end of dwang stretches into the main part and extends to movable intracavity, and the slider is located movable intracavity, and its bottom suit is on the dwang that is located movable intracavity, and the slider upwards extends movable chamber at movable intracavity and dwang swing joint, the top of slider. The operation device is simple and exquisite in structure, simple and convenient to operate, more visual in operation process, remarkable in tightening effect, capable of improving the efficiency of operation, shortening the time of operation and reducing the risk of operation.
Description
Technical Field
The application relates to the field of medical equipment, in particular to a cable tightener.
Background
When an orthopedic surgery is performed, a cable is often used for bundling and fixing a bone fracture and a bone fracture part. At this time, a cable tightener is used to tighten the cable penetrating into the jacket or the lock catch, so as to avoid dislocation and influence recovery.
The cable tightener in the use at present is complicated in structure, large in size, more inconvenient to operate, unobvious in tightening effect, incapable of visually checking the operation condition, prolonged in operation time and undoubtedly increased in operation risk for patients.
Disclosure of Invention
In order to solve the problem that the volume is great, the operation is inconvenient, the tightening effect is not obvious that exists among the cable tightener, the application provides a structure more exquisite, convenient operation, audio-visual cable tightener.
The application provides a cable tightener adopts following technical scheme:
the utility model provides a cable tightener, includes the main part, is used for pulling guide portion, dwang of cable and the slider that tightens up the cable, the main part on seted up movable chamber, the one end of main part is connected with guide portion, the one end of dwang stretch into the main part and extend to movable intracavity, the slider be located movable intracavity, its bottom suit is on the dwang that is located movable intracavity, the slider at movable intracavity and dwang swing joint, the top of slider upwards extends movable chamber.
Through adopting above-mentioned technical scheme, the cable passes guide portion and slider, and the control dwang is at the main part internal rotation, and slider round trip movement on the dwang in activity chamber makes the cable tighten up, simple structure, the operation of being convenient for.
Preferably, the bottom of the sliding part is provided with a transverse connecting hole, the sliding part is sleeved on the rotating rod through the connecting hole, the side edge of the sliding part is provided with a transverse first through hole for a cable to pass through, the upper end face of the sliding part is provided with a longitudinal insertion groove, and the through hole is communicated with the insertion groove.
Through adopting above-mentioned technical scheme, the dwang passes connecting hole and slider swing joint, and the cable passes first through-hole, and the removal of slider on the dwang can drive the cable and remove.
Preferably, the top of the sliding part is provided with a locking part, and the locking part is inserted into the insertion groove to be connected with the sliding part.
Through adopting above-mentioned technical scheme, the retaining member passes through inserting groove and slider fixed connection, and after the cable passed first through-hole, it revolves to the inserting groove precession to twist the retaining member, makes the bottom extrusion fixed cable of retaining member, makes the cable can not take place the skew in the operation process again, can not influence the operation.
Preferably, the guide part and the main body are of an integral structure, a second through hole which is transversely provided for the cable to pass through and is positioned on the same axis with the first through hole is formed in the guide part, and the second through hole is communicated with the movable cavity.
Through adopting above-mentioned technical scheme, the lead portion that passes of cable passes the second through-hole through the cable, and the cable passes the second through-hole earlier, passes first through-hole again, makes the cable along with the slider removes in the activity intracavity.
Preferably, the guide part and the main body are of a split structure, the guide part is provided with a second through hole which is used for a cable to pass through and is in the same axis with the first through hole, the main body is provided with a third through hole communicated with the movable cavity, and the third through hole is communicated with the second through hole.
Through adopting above-mentioned technical scheme, the cable passes the second through-hole earlier, passes first through-hole and third through-hole again, makes the cable remove along with the slider in the activity intracavity, and guide portion and main part are the components of a whole that can function independently structure, make things convenient for the dismouting, can prepare not unidimensional guide portion, adapt to not unidimensional cable, and application scope is wider.
Preferably, the lateral wall in activity chamber on be equipped with hollow limiting plate, the limiting plate divide into epicoele and lower chamber with the activity chamber, the dwang be located the lower chamber.
Through adopting above-mentioned technical scheme, the limiting plate divide into epicoele and lower chamber with the activity chamber, the lower part and the dwang of slider with be located the lower chamber, the upper portion of slider is located the upper chamber and extends to the outside, simple structure, the operation is more directly perceived, simple and convenient.
Preferably, the slider on the cover be equipped with the bridging plate that the limiting plate cooperation was used, first through-hole be located the bridging plate top, the connecting hole be located the below of bridging plate.
Through adopting above-mentioned technical scheme, the slider slides in last intracavity and carries out spacingly through the lap joint board overlap joint at the limiting plate, can stabilize the upper portion of slider in the operation process.
Preferably, the other end of the rotating rod is provided with a handle.
Through adopting above-mentioned technical scheme, the dwang is convenient for operate more to the handle.
Preferably, the side wall of the movable cavity far away from the handle is provided with a jack, and the rotating rod extends into the end head of the movable cavity and extends into the jack.
Through adopting above-mentioned technical scheme, in the dwang extended to the jack in activity chamber, the jack provided firm effect to the end of dwang.
Preferably, the dwang on seted up the recess along the circumferencial direction, the main part on open and to have two arc walls, arc wall and recess set up relatively and cooperate the use, cable tightener still includes two fixed pins, the fixed pin insert the cavity between arc wall and the recess and make dwang and main part rotate relatively.
Through adopting above-mentioned technical scheme, the fixed pin inserts in arc wall and the recess, and the fixed pin plays spacing effect to the threaded rod, guarantees that the threaded rod can not the back-and-forth movement, and in the dwang extended to the jack in activity chamber, messenger's slider and dwang formed lead screw system, relative rotation between dwang and the main part.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The device has the advantages of simple and exquisite structure, simple and convenient operation, more visual operation process, obvious tightening effect, improvement of the efficiency of the operation, shortening of the time of the operation and reduction of the risk of the operation;
2. the guide part and the main body are of a split structure, so that the guide part is convenient to disassemble and assemble, the guide parts with different sizes can be prepared to adapt to cables with different sizes, and the application range is wider;
3. the fixed pin inserts in arc wall and the recess, and the fixed pin plays spacing effect to the threaded rod, and the dwang makes main part and dwang form lead screw system in extending to the jack in activity chamber, rotates relatively between dwang and the main part, has guaranteed the removal of slider on the dwang.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present application.
Fig. 2 is a schematic view of an integrated structure of a main body and a guiding portion in a first embodiment of the present application.
Fig. 3 is a schematic structural diagram of a rotating rod in an embodiment of the present application.
Fig. 4 is a schematic structural diagram of a sliding member in the first embodiment of the present application.
Fig. 5 is a schematic structural diagram of a locking member in the first embodiment of the present application.
Fig. 6 is a schematic structural diagram of a second embodiment of the present application.
Fig. 7 is a schematic structural diagram of a main body in the second embodiment of the present application.
Fig. 8 is a schematic structural view of a guide portion in the second embodiment of the present application.
Description of reference numerals: 1. the main part, 11, the activity chamber, 111, the epicoele, 112, the cavity of resorption, 113, the jack, 12, the third through-hole, 13, the limiting plate, 2, the guide portion, 21, the second through-hole, 3, the dwang, 31, the recess, 32, first polished rod, 33, the threaded rod, 34, the second polished rod, 4, the slider, 41, the connecting hole, 42, first through-hole, 43, the inserting groove, 44, the bridging plate, 5, the retaining member, 6, the handle, 7, the fixed pin.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
Example one
Referring to fig. 1, a cable tightener, including main part 1, a guide portion 2 for drawing the cable, dwang 3 and the slider 4 that tightens up the cable, movable chamber 11 has been seted up on main part 1, the one end of main part 1 is connected with guide portion 2, the one end of dwang 3 stretches into main part 1 and extends to movable chamber 11 in, slider 4 is located movable chamber 11, its bottom suit is on the dwang 2 that is located movable chamber 11, slider 4 moves along dwang 2 in movable chamber 11, movable chamber 11 upwards extends at the top of slider 4, the other end of dwang 3 is provided with handle 6.
Referring to fig. 2, the guide portion 2 and the main body 1 are of an integral structure, and a second transverse through hole 21 for a cable is formed in the guide portion 2, and the second through hole 21 is communicated with the movable cavity 11.
Referring to fig. 1 and 2, a plug hole 112 is formed on a side wall of the movable cavity 11 away from the handle 5, and the rotating rod 3 extends into the plug hole 113 at the inner end of the movable cavity 11. A hollow limiting plate 13 is arranged on the side wall of the movable cavity 11, the limiting plate 13 divides the movable cavity 11 into an upper cavity 111 and a lower cavity 112, the rotating rod 2 is positioned in the lower cavity 112, and the upper part of the sliding part 4 is positioned in the upper cavity 111 and extends outwards.
Referring to fig. 1 and 3, the rotating rod 3 is divided into a first polished rod 32, a threaded rod 33 and a second polished rod 34, one end of the threaded rod 33 is fixedly connected with the first polished rod 32, the other end thereof is fixedly connected with the second polished rod 34, and the threaded rod 33 is located in the lower cavity 112. The first polish rod 32 is provided with a circle of grooves 31 along the circumferential direction, the main body is provided with two arc-shaped grooves, the arc-shaped grooves and the grooves 31 are oppositely arranged and matched for use, the cable tightener further comprises two fixing pins 7, the fixing pins are inserted into cavities between the arc-shaped grooves and the grooves 31 and the second polish rod 34 and extend into the insertion holes 113, the sliding part 4 and the rotating rod 3 form a screw rod system, and the rotating rod 3 and the main body 1 rotate relatively.
Referring to fig. 1 and 4, a transverse connecting hole 41 is formed in the bottom of the sliding member 4, the connecting hole 41 is a threaded hole, the sliding member 4 is sleeved on the threaded rod 33 through the connecting hole 41, a transverse first through hole 42 through which a cable passes is formed in the side edge of the sliding member 4, the first through hole 42 and the second through hole 21 are located on the same axis, a longitudinal insertion groove 43 is formed in the upper end face of the sliding member 4, and the through hole 42 is communicated with the insertion groove 43. The slider 4 is sleeved with a bridging plate 44 used in cooperation with the limiting plate 13, the first through hole 42 is located above the bridging plate 44, and the connecting hole 41 is located below the bridging plate 44.
Referring to fig. 1 and 5, the locking member 5 is provided on the top of the sliding member 4, and the locking member 5 is inserted into the insertion groove 43 to be coupled with the sliding member 4. The locking piece 5 is a locking nut.
The implementation principle of a cable tightener of the embodiment of the application is as follows: after the cable passes through the second through hole 21 and the first through hole 42 of the sliding part 4, the locking part 5 is screwed to screw into the insertion groove 43 of the sliding part 4, the bottom of the locking part 5 extrudes and fixes the cable in the first through hole 42, then the rotating rod 3 and the sliding part 4 form a screw rod system under the action of the two fixing pins 7 and the insertion hole 113, the handle 6 is screwed to drive the rotating rod 3 to rotate in the main body 1, so that the sliding part 4 moves on the rotating rod 3 through the connecting hole 41, and the cable can be tightened; the handle 6 is rotated in the opposite direction to drive the rotating rod 3 to rotate in the column body 1, so that the cable can be loosened.
The second embodiment is an improvement on the first embodiment.
Referring to fig. 6, a cable tightener, including main part 1, a guide portion 2 for drawing the cable, dwang 3 and slider 4 that tightens up the cable, movable chamber 11 has been seted up on main part 1, the one end of main part 1 is connected with guide portion 2, the one end of dwang 3 stretches into main part 1 and extends to movable chamber 11 in, slider 4 is located movable chamber 11, its bottom suit is on the dwang 2 that is located movable chamber 11, slider 4 moves along dwang 2 in movable chamber 11, movable chamber 11 upwards extends at the top of slider 4, the other end of dwang 3 is provided with handle 6.
The side wall of the movable cavity 11 far away from the handle 5 is provided with a jack 112, and the inner end of the rotating rod 3 extending into the movable cavity 11 extends into the jack 113. A hollow limiting plate 13 is arranged on the side wall of the movable cavity 11, the limiting plate 13 divides the movable cavity 11 into an upper cavity 111 and a lower cavity 112, the rotating rod 2 is positioned in the lower cavity 112, and the upper part of the sliding part 4 is positioned in the upper cavity 111 and extends outwards.
The rotating rod 3 is divided into a first polished rod 32, a threaded rod 33 and a second polished rod 34, one end of the threaded rod 33 is fixedly connected with the first polished rod 32, the other end of the threaded rod 33 is fixedly connected with the second polished rod 34, and the threaded rod 33 is positioned in the lower cavity 112. The first polish rod 32 is provided with a circle of grooves 31 along the circumferential direction, the main body is provided with two arc-shaped grooves, the arc-shaped grooves and the grooves 31 are oppositely arranged and matched for use, the cable tightener further comprises two fixing pins 7, the fixing pins are inserted into cavities between the arc-shaped grooves and the grooves 31 and the second polish rod 34 and extend into the insertion holes 113, the sliding part 4 and the rotating rod 3 form a screw rod system, and the rotating rod 3 and the main body 1 rotate relatively.
The bottom of the sliding part 4 is provided with a transverse connecting hole 41, the connecting hole 41 is a threaded hole, the sliding part 4 is sleeved on the rotating rod 3 through the connecting hole 41, the side edge of the sliding part 4 is provided with a transverse first through hole 42 for a cable to pass through, the first through hole 42 and the second through hole 21 are positioned on the same axis, the upper end surface of the sliding part 4 is provided with a longitudinal insertion groove 43, and the through hole 42 is communicated with the insertion groove 43. The slider 4 is sleeved with a bridging plate 44 used in cooperation with the limiting plate 13, the first through hole 42 is located above the bridging plate 44, and the connecting hole 41 is located below the bridging plate 44.
The top of the sliding member 4 is provided with a locking member 5, and the locking member 5 is inserted into the insertion groove 43 to be connected with the sliding member 4.
Referring to fig. 7 and 8, the present embodiment is different from embodiment 1 in that the guide portion 2 and the main body 1 are of a split structure, the guide portion 2 and the main body 1 are fixedly connected by a bolt, a second through hole 21, which is horizontally provided for a cable to pass through and is coaxial with the first through hole 42, is formed in the guide portion 2, a third through hole 12 communicated with the movable chamber 11 is formed in the main body 1, and the third through hole 12 is communicated with the second through hole 21.
The implementation principle of a cable tightener of the embodiment of the application is as follows: the cable firstly passes through the second through hole 21, then passes through the third through hole 12, and finally passes through the first through hole 42 of the sliding part 4, the locking part 5 is screwed to be screwed into the insertion groove 43 of the sliding part 4, the cable in the first through hole 42 is extruded and fixed at the bottom of the locking part 5, then the rotating rod 3 and the sliding part 4 form a screw rod system under the action of the two fixing pins 7 and the insertion hole 113, the handle 6 is screwed to drive the rotating rod 3 to rotate in the main body 1, so that the sliding part 4 moves on the rotating rod 3 through the connecting hole 41, and the cable can be tightened; the handle 6 is rotated in the opposite direction to drive the rotating rod 3 to rotate in the column body 1, so that the cable can be loosened.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A cable retractor, comprising: including main part (1), guide portion (2), dwang (3) that are used for pulling the cable and slider (4) that tighten up the cable, main part (1) on seted up movable chamber (11), the one end of main part (1) is connected with guide portion (2), the one end of dwang (3) stretch into main part (1) and extend to activity chamber (11) in, slider (4) be located activity chamber (11), its bottom suit is on dwang (3) that are located activity chamber (11), slider (4) in activity chamber (11) with dwang (2) swing joint, the top of slider (4) upwards extends activity chamber (11).
2. A cable retractor according to claim 1, wherein: the bottom of the sliding piece (4) is provided with a transverse connecting hole (41), the sliding piece (4) is sleeved on the rotating rod (3) through the connecting hole (41), a transverse first through hole (42) for a cable to pass through is formed in the side edge of the sliding piece (4), a longitudinal insertion groove (43) is formed in the upper end face of the sliding piece (4), and the through hole (42) is communicated with the insertion groove (43).
3. A cable retractor according to claim 2, wherein: the top of the sliding part (4) is provided with a locking part (5), and the locking part (5) is inserted into the insertion groove (43) to be connected with the sliding part (4).
4. A cable retractor according to claim 3, wherein: the guide part (2) and the main body (1) are of an integral structure, a second through hole (21) which is used for a cable to pass through and is in the same axis with the first through hole (42) is formed in the guide part (2), and the second through hole (21) is communicated with the movable cavity (11).
5. A cable retractor according to claim 3, wherein: the guiding part (2) and the main body (1) are of a split structure, a second through hole (21) which is used for a cable to pass through and is in the same axis with the first through hole (42) is formed in the guiding part (2), a third through hole (12) communicated with the movable cavity (11) is formed in the main body (1), and the third through hole (12) is communicated with the second through hole (21).
6. A cable retractor according to claim 3, wherein: the lateral wall in activity chamber (11) on be equipped with hollow limiting plate (13), limiting plate (13) divide activity chamber (11) into epicoele (111) and lower chamber (112), dwang (2) be located lower chamber (112).
7. A cable retractor according to claim 6, wherein: slider (4) on the cover be equipped with bridging plate (44) that limiting plate (13) cooperation was used, first through-hole (42) be located bridging plate (44) top, connecting hole (41) be located the below of bridging plate (44).
8. A cable retractor according to claim 7, wherein: the other end of the rotating rod (3) is provided with a handle (6).
9. A cable retractor according to claim 8, wherein: the lateral wall of handle (5) is kept away from in activity chamber (11) on open and to have jack (112), dwang (3) stretch into activity chamber (11) in the end extend to jack (113).
10. A cable retractor according to claim 9, wherein: dwang (3) on seted up recess (31) along the circumferencial direction, main part (1) on open and to have two arc walls, arc wall and recess (31) set up relatively and cooperate the use, cable tightener still includes two fixed pins (7), fixed pin (7) insert the cavity between arc wall and recess (31) and make dwang (2) and main part (1) relative rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010599640.4A CN111839705A (en) | 2020-06-28 | 2020-06-28 | Cable tightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010599640.4A CN111839705A (en) | 2020-06-28 | 2020-06-28 | Cable tightener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111839705A true CN111839705A (en) | 2020-10-30 |
Family
ID=72988514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010599640.4A Withdrawn CN111839705A (en) | 2020-06-28 | 2020-06-28 | Cable tightener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111839705A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1346940A (en) * | 1919-10-28 | 1920-07-20 | Asa W Collins | Apparatus for binding fractured bones |
| FR26156E (en) * | 1922-03-30 | 1923-09-05 | Ligating device | |
| GB2214113A (en) * | 1988-01-22 | 1989-08-31 | Bio Medical Eng | Wire twisting device |
| CN201106286Y (en) * | 2007-10-17 | 2008-08-27 | 中天建设集团有限公司 | Reinforcing steel hook |
| CN201286757Y (en) * | 2008-11-17 | 2009-08-12 | 浙江广慈医疗器械有限公司 | Cable tightener for orthopaedics |
| CN103393453A (en) * | 2013-07-17 | 2013-11-20 | 苏州爱得科技发展有限公司 | Movable support for wrist joints |
| CN108210034A (en) * | 2018-02-07 | 2018-06-29 | 北京理贝尔生物工程研究所有限公司 | A kind of cable tightener |
-
2020
- 2020-06-28 CN CN202010599640.4A patent/CN111839705A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1346940A (en) * | 1919-10-28 | 1920-07-20 | Asa W Collins | Apparatus for binding fractured bones |
| FR26156E (en) * | 1922-03-30 | 1923-09-05 | Ligating device | |
| GB2214113A (en) * | 1988-01-22 | 1989-08-31 | Bio Medical Eng | Wire twisting device |
| CN201106286Y (en) * | 2007-10-17 | 2008-08-27 | 中天建设集团有限公司 | Reinforcing steel hook |
| CN201286757Y (en) * | 2008-11-17 | 2009-08-12 | 浙江广慈医疗器械有限公司 | Cable tightener for orthopaedics |
| CN103393453A (en) * | 2013-07-17 | 2013-11-20 | 苏州爱得科技发展有限公司 | Movable support for wrist joints |
| CN108210034A (en) * | 2018-02-07 | 2018-06-29 | 北京理贝尔生物工程研究所有限公司 | A kind of cable tightener |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2057957C (en) | Bone screw | |
| BRPI0615212A2 (en) | installation instrument, device for adjusting, compressing, and / or fixing bone fragments, method for selectively imparting force to a screw, and device for imparting force to a screw | |
| EP2967872B1 (en) | Force distribution implant, assembly and kit | |
| CN106901848B (en) | Anchorage nail | |
| CN111839705A (en) | Cable tightener | |
| CN201079439Y (en) | Screw barrel and screwdriver integrated broken nail extractor | |
| CN201861747U (en) | Orthopaedic fixation screw capable of achieving drilling function and fastening function at the same time | |
| CN109464183B (en) | Orthopedic implant screw | |
| CN204133596U (en) | A kind of synthetism Wicresoft locking device | |
| CN110226963A (en) | The combined type reduction forceps that a kind of closed reduction uses when fracturing | |
| SU1718877A1 (en) | Compressing screw for using in osteosynthesis | |
| CN209713095U (en) | A kind of anti-rotation hollow screw | |
| CN2852973Y (en) | Multifunction extraction for orthopedic slip screw | |
| CN217014191U (en) | Can prevent smooth silk extractor that drops | |
| CN213940925U (en) | High stability femoral neck fixing system | |
| CN217162254U (en) | Minimally invasive pressure reduction nail for phalanges | |
| CN106510822B (en) | Combined pelvis drift minimally invasive internal fixing device | |
| CN111839701A (en) | Novel pedicle screw and implantation method thereof | |
| CN201248762Y (en) | Intramedullary nail device of threads of clavicular tail | |
| CN113729903B (en) | Femoral intramedullary nail fixation system | |
| CN215079502U (en) | Auxiliary locking, resetting and fixing system for bone fracture plate | |
| CN110338860A (en) | Retractor and retractor fixing device | |
| CN215384523U (en) | Bone cement fixing device | |
| CN216090736U (en) | Universal hollow locking screw | |
| CN213283295U (en) | High-stability femoral neck fracture fixing mechanism |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201030 |