CN103027741B - Adjustable clamping mechanism for Kirschner wire - Google Patents
Adjustable clamping mechanism for Kirschner wire Download PDFInfo
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- CN103027741B CN103027741B CN201210590774.5A CN201210590774A CN103027741B CN 103027741 B CN103027741 B CN 103027741B CN 201210590774 A CN201210590774 A CN 201210590774A CN 103027741 B CN103027741 B CN 103027741B
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Abstract
The invention discloses an adjustable clamping mechanism for a Kirschner wire. The adjustable clamping mechanism comprises a collet assembly, a collet control assembly and a clamping radius adjusting assembly, wherein the collet assembly comprises rod-shaped clamping fingers and a clamping finger base; the rod-shaped clamping fingers are adjusted through the clamping radius adjusting assembly, a relative position between the rod-shaped clamping fingers and the clamping finger base is locked along the longitudinal directions of the rod-shaped clamping fingers; and the relative position is the normal-state relative position of a clamping claw. In the adjustable clamping mechanism, a structure in which the rod-shaped clamping fingers are distributed conically is adopted, the relative position between the rod-shaped clamping fingers and the clamping finger base along the longitudinal directions of the rod-shaped clamping fingers is adjustable, and the relative distance between the end parts of the clamping claw formed by rod-shaped clamps is adjustable, so that the clamping radius can be adjusted; the relative distance between the end parts of the clamping claw formed by the rod-shaped clamps is increased along with the increase of the radius of the Kirschner wire, so that high clamping radius adjusting capability is achieved, and the adjustable clamping mechanism has generality specific to Kirschner wires of different specifications; and moreover, the adjustable clamping mechanism is easy and convenient to use, and has high working efficiency.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, particularly in a kind of surgical operation for the chuck component of Kirschner wire.
Background technology
Kirschner wire belongs to the conventional internal fixation material of a kind of orthopaedics, and for fracture fixations such as fracture or avulsion fractures, along with the development of science and technology, but the genuine scope of application constantly expands, and specifications and models scope also strengthens gradually.
Kirschner wire need adopt driving mechanism to creep into when using, thus the actuating unit needing clamping device and drive clamping device to rotate, in prior art, Kirschner wire passes through special chuck clamping on hollow drill mobile phone, and different operations adopts the Kirschner wire of different size, and the clamping radius adjusting range of the mobile phone chuck used is limited, Kirschner wire model in a big way cannot be adapted to, thus in use, mobile phone chuck does not have versatility, the more general Kirschner wire for meeting different size with multiple head, use inconvenience, and clamping feel is bad; The larger efficiency reducing operation.
Therefore, need to improve the chuck component of existing Kirschner wire, there is clamping radius regulating power preferably, thus there is the versatility for different size Kirschner wire, and easy to use, work efficiency is high.
Summary of the invention
In view of this, the invention provides a kind of Kirschner wire adjustable clamping mechanism, there is clamping radius regulating power preferably, thus there is the versatility for different size Kirschner wire, and easy to use, work efficiency is high.
Kirschner wire adjustable clamping mechanism of the present invention, comprises chuck component, chuck manipulation component and clamping radius adjusting part;
Chuck component comprises shaft-like folder and to refer to and folder refers to seat, described shaft-like folder refers to at least two be that pre-small post-large conical distribution refers to seat in folder with the mode single-degree-of-freedom that longitudinally can reciprocatingly slide along it, the leading section that shaft-like folder refers to is relative and formation is to the gripper jaw of Kirschner wire clamping jointly, and shaft-like folder refers to that rear end makes shaft-like folder refer to longitudinally to reciprocatingly slide along it by the manipulation of chuck manipulation component;
Described shaft-like folder refers to be regulated by clamping radius adjusting part and locked shaft-like folder refer to and press from both sides refer to refer to longitudinal relative position along shaft-like folder between seat, and this relative position is the relative position of gripper jaw normality;
Described folder refers to that base rear end is provided with the power input part for input queued switches power.
Further, described folder refers to that seat and shaft-like folder refer to the corresponding slide opening be provided with for referring to through shaft-like folder, and described slide opening is corresponding to the distributed architecture that shaft-like folder refers to pre-small post-large conical distribution;
Further, described chuck manipulation component comprise be arranged at folder refer to a rear portion driving-disc, for applying the spring of pretightning force backward and the actuator for applying forward motion force to driving-disc to driving-disc, the rear end that described driving-disc and shaft-like folder refer to refers to drive along the mode of slide opening forward slip coordinate can drive shaft-like folder, the radial activity surplus of the tail end that shaft-like folder refers to when this driving coordinates the shaft-like folder of setting to refer to slide in slide opening;
Kirschner wire adjustable clamping mechanism also comprises tubular shell, and described driving-disc is positioned at tubular shell and is rotatably assorted with it;
Further, described clamping radius adjusting part at least to comprise between tubular shell the adjustable and regulating sleeve of locking in position vertically, and described regulating sleeve and folder refer to that a front end pushes against under initial tension of spring effect;
Further, described clamping radius adjusting part also comprises the thread bush with tubular shell threaded engagement, and described thread bush at least pushes against regulating sleeve vertically backward;
Further, described folder refers to that the power input part of seat extends back and is positioned at tubular shell for coordinating with the clutch end transmission of actuating unit, and described driving-disc is coated at folder and refers to the power input part of seat and coordinate with tubular shell coaxial rotation; Described folder refers to that the power input part of seat coordinates by being positioned at the journal bearing after driving-disc I with tubular shell internal circular surfaces; Chuck manipulation component also comprises the pushing block that also slidably can arrange along front and back being positioned at tubular shell; Described actuator is handle, and described handle is articulated with cylindrical case and forms lever construction, and the power arm of handle stretches out, and resistance arm is used for the pushing block applying thrust making journal bearing I and driving-disc move forward forward;
Further, described driving-disc is provided with radial groove, and shaft-like folder refers to that rear end is the radial single-degree-of-freedom mode of sliding can embed radial groove;
Further, extend to form barrel cover after described regulating sleeve is coaxial, described barrel cover is provided with locates vertically and limits the keeper of regulating sleeve shift position backward by pushing against tubular shell leading section; Folder refers to that seat extends to form forward shaft-like tenon, regulating sleeve be provided with for being rotatably assorted by the axis hole of shaft-like tenon and, the leading section that described shaft-like folder refers to meets at the leading section of shaft-like tenon and the common gripper jaw formed Kirschner wire clamping; Journal bearing II is provided with between described regulating sleeve inner circle and shaft-like tenon; Described folder refers to that the shaft shoulder that seat is formed due to shaft-like tenon pushes against regulating sleeve by journal bearing II under the effect of initial tension of spring;
Further, described folder refers to that seat is provided with the through hole coaxial with the Clamping Center of gripper jaw, is provided with for the bushing pipe by Kirschner wire in described through hole;
Further, described regulating sleeve cylindrical is provided with positive stop lug boss, and described thread bush is coated at regulating sleeve and its inner circle is embedded with locating part, and this locating part props up the front end face of positive stop lug boss.
Beneficial effect of the present invention: Kirschner wire adjustable clamping mechanism of the present invention, the shaft-like folder of conical distribution is adopted to refer to structure, and shaft-like folder refers to and presss from both sides refer to refer to that longitudinal relative position is adjustable along shaft-like folder between seat, the end relative distance making shaft-like folder form gripper jaw is adjustable, thus, the scalable of clamping radius is realized; Along with the increase of Kirschner wire radius, tune up the end relative distance that shaft-like folder forms gripper jaw, there is clamping radius regulating power preferably, thus there is the versatility for different size Kirschner wire, and easy to use, work efficiency is high.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is structural representation of the present invention;
Fig. 2 is chuck component of the present invention and chuck manipulation component structural representation;
Fig. 3 is that shaft-like folder refers to structural representation;
Fig. 4 is driving-disc structural representation;
Fig. 5 is that folder refers to holder structure schematic diagram;
Fig. 6 is tubular shell structural representation;
Fig. 7 is adjusting sleeve structure schematic diagram;
Fig. 8 is variator overall structure schematic diagram.
Detailed description of the invention
Fig. 1 is structural representation of the present invention, Fig. 2 is chuck component of the present invention and chuck manipulation component structural representation, Fig. 3 is that shaft-like folder refers to structural representation, Fig. 4 is driving-disc structural representation, and Fig. 5 is that folder refers to holder structure schematic diagram, and Fig. 6 is tubular shell structural representation, Fig. 7 is adjusting sleeve structure schematic diagram, Fig. 8 is variator overall structure schematic diagram, as shown in the figure: the Kirschner wire adjustable clamping mechanism of the present embodiment, comprises chuck component, chuck manipulation component and clamping radius adjusting part;
Chuck component comprise shaft-like folder refer to 7 and folder refer to seat 1, described shaft-like folder refer to 7 at least two be that pre-small post-large conical distribution refers to seat in folder with the mode single-degree-of-freedom that longitudinally can reciprocatingly slide along it, shaft-like folder refers to that the leading section of 7 is relative and formation is to the gripper jaw a of Kirschner wire clamping jointly, and shaft-like folder refers to that 7 rear ends make shaft-like folder refer to longitudinally to reciprocatingly slide along it by the manipulation of chuck manipulation component; In the present embodiment, shaft-like folder refers to that 7 be three be that pre-small post-large conical distribution refers to seat 1 in folder with the mode single-degree-of-freedom that longitudinally can reciprocatingly slide along it, to form stable blessing structure; Further, shaft-like folder refers to that the leading section of 7 corresponds to cambered surface 7a for the work surface that clamps and Kirschner wire outer surface, to ensure to accommodate effect; Belong to the prior art in chuck field, do not repeat them here; Shaft-like folder refers to that with the mode single-degree-of-freedom that longitudinally can reciprocatingly slide along it be that pre-small post-large conical distribution refers to seat 1 in folder, single-degree-of-freedom reciprocatingly slides to arrange and the slideway of non-circular cross-section that can be adopted to realize, also can be that shaft-like other mechanical constraints of folder fingering row are realized, all can realize goal of the invention.
Described shaft-like folder refers to that 7 to be regulated by clamping radius adjusting part and lock shaft-like folder and refer to 7 and press from both sides and refer to refer to longitudinal relative position along shaft-like folder 7 between seat 1, and this relative position is the relative position of gripper jaw a normality, is namely in the state that free state does not clamp Kirschner wire; Realize above-mentioned purpose by a kind of frame for movement, change and lock this relative position, the position of the free state that shaft-like folder refers to can be adjusted according to the radius of Kirschner wire, mobile after shaft-like folder points to, then can insert the enlarging radius of Kirschner wire, then reduce forward.
Described folder refers to that seat 1 rear end is provided with the power input part 1d for input queued switches power; As shown in the figure, power input part 1d is interdigital structure, and variator 13 front end is provided with the interdigital structure be mated, for transmission.
In the present embodiment, described folder refer to seat 1 and shaft-like folder refer to 7 corresponding the slide opening 1c be provided with for referring to through shaft-like folder, described slide opening 1c be in tilted layout to refer to shaft-like folder the distributed architecture of 7 corresponding be pre-small post-large conical distribution; Simple and compact for structure, as shown in the figure, folder refers to that outer surface that seat and slide opening 1c are corresponding is formed and slide opening distributes the consistent conical surface, can increase the arrangement space of miscellaneous part, be beneficial to and realize lightweight while saving material.
In the present embodiment, described chuck manipulation component comprise be arranged at folder refer to seat 1 rear portion driving-disc 9, for applying the spring 6 of pretightning force backward and the actuator for applying forward motion force to driving-disc 9 to driving-disc 9, actuator can be manual actuation also can be electronic, does not repeat them here; Described driving-disc 9 and shaft-like folder refer to that 7 to drive along the mode of slide opening 1c forward slip and coordinate so that shaft-like folder can be driven to refer in the rear end of 7, this driving coordinate the shaft-like folder of setting to refer to 7 shaft-like folders when sliding in slide opening 1c refer to the radial activity surplus of the tail end of 7; This activity surplus be in order to adapt to shaft-like folder refer to 7 reciprocatingly slide time its tail end produce radial displacement; Certainly, realize above-mentioned purpose driving-disc 9 and press from both sides referring to need between seat 1 to set necessary axial spacing; As shown in the figure, spring 6 is pressure column spring, is coated at the male cone (strobilus masculinus) that folder refers to seat, and two ends withstand the boss and driving-disc that press from both sides and refer to seat is formed respectively;
Kirschner wire adjustable clamping mechanism also comprises tubular shell 11, and described driving-disc 9 is positioned at tubular shell 11 and is rotatably assorted with it; Tubular shell 11 is fixedly connected with variator 13 housing of rear side, to ensure globality in use.
In the present embodiment, described clamping radius adjusting part at least to comprise between tubular shell 11 adjustable the and regulating sleeve 2 locked in position vertically, with folder, described regulating sleeve 2 refers to that seat 1 front end pushes against under the effect of spring 6 pretightning force; Overlap position relationship between 2 and tubular shell 11 by adjustment and lock adjustment, reach adjustment folder being referred to seat 1 axial location, thus change shaft-like folder and refer to 7 and press from both sides the relative position referring to refer to along shaft-like folder between seat 17 longitudinal directions, easy to use.
In the present embodiment, described clamping radius adjusting part also comprises the thread bush 8 with tubular shell 11 threaded engagement, described thread bush 8 pushes against regulating sleeve 2 at least vertically backward, as shown in the figure, thread bush 8 is provided with female thread, tubular shell 11 is provided with the external screw thread with this screw-internal thread fit, and described tubular shell 11 and thread bush 8 are also provided with the reference mark for labelling adjustable range; In the present embodiment, directly to after push against, and do not need the connected mode considered forward, can facilitate and regulate regulating sleeve 2 backward; When regulating forward, then unscrew thread bush 8, regulating sleeve 8 folder refer to the spring 6 of seat try hard to recommend dynamic under move forward, to adapt to the Kirschner wire of different-diameter, conveniently fine thread design, thread bush 8 screws clamping dimension to the right and reduces, and unscrews clamping dimension left and increases; In whole process, driving-disc position is relatively constant, then 7 relative positions are motionless to make shaft-like folder refer to, realizes the object of adjustment.
In the present embodiment, described folder refers to that the power input part of seat 1 extends back and is positioned at tubular shell 11 for coordinating with the clutch end transmission of actuating unit (variator 13), and described driving-disc 9 is coated at folder and refers to the power input part of seat 1 and coordinate with tubular shell 11 coaxial rotation; Described folder refers to that the power input part of seat 1 and tubular shell 11 internal circular surfaces are coordinated by the journal bearing I 10 after being positioned at driving-disc 9; Chuck manipulation component also comprises the pushing block 12 that also slidably can arrange along front and back being positioned at tubular shell 11; Described actuator is handle 14, described handle 14 is articulated with cylindrical case 11 and forms lever construction, the power arm 14a of handle 14 stretches out and forms Handheld Division, and resistance arm 14b is for applying the thrust making journal bearing I 10 and driving-disc 9 move forward forward to pushing block 12; As shown in the figure, resistance arm 14b is arranged in the cannelure 12a that pushing block 12 is formed, for applying thrust forward to its front cell wall; During use, by handle drives, be easy to hold and operation, simplify complete machine structure.
In the present embodiment, described driving-disc 9 is provided with radial groove 9a, and shaft-like folder refers to that 7 rear ends are the radial single-degree-of-freedom mode of sliding can embed radial groove 9a; Radial groove 9a can be radial straight trough, and shaft-like folder refers to that 7 rear ends form the slide block corresponding with this radial straight trough, can refer to by the shaft-like folder of precedence constraints; Also can be as shown in the figure, arrange the radial groove leaned forward, the axes normal that the angle leaned forward makes glide direction and shaft-like folder refer to, all can realize goal of the invention; Shaft-like folder refers to the slide construction forming T-shaped sliding pair between 7 rear ends and radial groove 9a, simple and easy to process; As shown in the figure, shaft-like folder refers to that T-shaped head 7b is processed in rear end, and radial groove 9a is T-slot.
In the present embodiment, barrel cover 2a is extended to form after described regulating sleeve 2 is coaxial, described barrel cover 2a is provided with and locates vertically and limit the keeper 5 of regulating sleeve shift position backward by pushing against tubular shell leading section, as shown in the figure, barrel cover 2a is end face fork-shaped, and keeper 5 is for being fixedly installed on the baffle ring of barrel cover; Adopt the location structure of keeper 5, can limit the distance of regulating sleeve movement backward, prevent from adjusting excessively, the chuck caused damages;
Folder refers to that seat 1 extends to form forward shaft-like tenon 1b, regulating sleeve 2 be provided with for being rotatably assorted by the axis hole 2b of shaft-like tenon 1b and, described shaft-like folder refers to that the leading section of 7 meets at the leading section of shaft-like tenon 1b and the common gripper jaw a formed Kirschner wire clamping; Journal bearing II 3 is provided with between described regulating sleeve 2 inner circle and shaft-like tenon 1b; Described folder refers to that the shaft shoulder that seat 1 is formed due to shaft-like tenon 1b pushes against regulating sleeve 2 by journal bearing II 3 under the effect of spring 6 pretightning force;
As shown in the figure, described journal bearing I 10 and journal bearing II 3 are annular bearing with rolling contact, described folder refers to that seat 1 also forms the boss for propping up journal bearing II 3 inner ring from rear end, the round-formed boss for propping up journal bearing II 3 outer ring from front end in regulating sleeve 2 due to the shaft shoulder that shaft-like tenon 1b is formed; Described driving-disc 9 forms the boss being used for propping up journal bearing I 10 inner ring from front end, and pushing block 12 forms the boss being used for propping up journal bearing II 3 outer ring from rear end; Belong to the existing structure that journal bearing bears axial force, do not repeat them here.
In the present embodiment, described folder refers to that seat 1 is provided with the through hole coaxial with the Clamping Center of gripper jaw a, is provided with for the bushing pipe 15 by Kirschner wire in described through hole; For preventing booty from entering in clamp assemblies, prevent oil pollution Kirschner wire in clamp assemblies simultaneously.
In the present embodiment, described regulating sleeve 2 cylindrical is provided with positive stop lug boss 2c, described thread bush 8 is coated at regulating sleeve 2 and its inner circle is embedded with locating part 4, and this locating part 4 props up the front end face of positive stop lug boss 2c, regulating sleeve 2 due to spring 6 be applied to folder refer to seat 1 axial force and be tight against this positive stop lug boss 2c; This locating part 4 is elasticity baffle ring, the easy disassembly of this structure, and when needing dismounting, pressing regulating sleeve, regulating sleeve 2 axially moves backward, exposes elasticity baffle ring, takes out miscellaneous part in turn, then can complete dismounting by after slow for elasticity gear taking-up.
In the present invention, front is to the drilling direction referring to Kirschner wire.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (9)
1. a Kirschner wire adjustable clamping mechanism, is characterized in that: comprise chuck component, chuck manipulation component, clamping radius adjusting part and tubular shell;
Chuck component comprises shaft-like folder and to refer to and folder refers to seat, described shaft-like folder refers to at least two be that pre-small post-large conical distribution refers to seat in folder with the mode single-degree-of-freedom that longitudinally can reciprocatingly slide along it, the leading section that shaft-like folder refers to is relative and formation is to the gripper jaw of Kirschner wire clamping jointly, and shaft-like folder refers to that rear end makes shaft-like folder refer to longitudinally to reciprocatingly slide along it by the manipulation of chuck manipulation component;
Described shaft-like folder refers to be regulated by clamping radius adjusting part and locked shaft-like folder refer to and press from both sides refer to refer to longitudinal relative position along shaft-like folder between seat, and this relative position is the relative position of gripper jaw normality; Described chuck manipulation component comprise be arranged at folder refer to a rear portion driving-disc, for applying the spring of pretightning force backward to driving-disc, described driving-disc is positioned at tubular shell and is rotatably assorted with it; Described clamping radius adjusting part at least to comprise between tubular shell the adjustable and regulating sleeve of locking in position vertically, and described regulating sleeve and folder refer to that a front end pushes against under initial tension of spring effect;
Described folder refers to that base rear end is provided with the power input part for input queued switches power.
2. Kirschner wire adjustable clamping mechanism according to claim 1, is characterized in that: described folder refers to that seat and shaft-like folder refer to the corresponding slide opening be provided with for referring to through shaft-like folder, and described slide opening is corresponding to the distributed architecture that shaft-like folder refers to pre-small post-large conical distribution.
3. Kirschner wire adjustable clamping mechanism according to claim 2, it is characterized in that: described chuck manipulation component also comprises the actuator for applying forward motion force to driving-disc, the rear end that described driving-disc and shaft-like folder refer to refers to drive along the mode of slide opening forward slip coordinate can drive shaft-like folder, the radial activity surplus of the tail end that shaft-like folder refers to when this driving coordinates the shaft-like folder of setting to refer to slide in slide opening.
4. Kirschner wire adjustable clamping mechanism according to claim 3, is characterized in that: described clamping radius adjusting part also comprises the thread bush with tubular shell threaded engagement, and described thread bush at least pushes against regulating sleeve vertically backward.
5. Kirschner wire adjustable clamping mechanism according to claim 4, it is characterized in that: described folder refers to that the power input part of seat extends back and is positioned at tubular shell for coordinating with the clutch end transmission of actuating unit, described driving-disc is coated at folder and refers to the power input part of seat and coordinate with tubular shell coaxial rotation; Described folder refers to that the power input part of seat coordinates by being positioned at the journal bearing after driving-disc I with tubular shell internal circular surfaces; Chuck manipulation component also comprises the pushing block that also slidably can arrange along front and back being positioned at tubular shell; Described actuator is handle, and described handle is articulated with cylindrical case and forms lever construction, and the power arm of handle stretches out, and resistance arm is used for the pushing block applying thrust making journal bearing I and driving-disc move forward forward.
6. Kirschner wire adjustable clamping mechanism according to claim 5, is characterized in that: described driving-disc is provided with radial groove, and shaft-like folder refers to that rear end is the radial single-degree-of-freedom mode of sliding can embed radial groove.
7. Kirschner wire adjustable clamping mechanism according to claim 6, it is characterized in that: extend to form barrel cover after described regulating sleeve is coaxial, described barrel cover is provided with locates vertically and limits the keeper of regulating sleeve shift position backward by pushing against tubular shell leading section; Folder refers to that seat extends to form forward shaft-like tenon, and regulating sleeve is provided with for being rotatably assorted by the axis hole of shaft-like tenon, and the leading section that described shaft-like folder refers to meets at the leading section of shaft-like tenon and jointly forms the gripper jaw clamped Kirschner wire; Journal bearing II is provided with between described regulating sleeve inner circle and shaft-like tenon; Described folder refers to that the shaft shoulder that seat is formed due to shaft-like tenon pushes against regulating sleeve by journal bearing II under the effect of initial tension of spring.
8. Kirschner wire adjustable clamping mechanism according to claim 7, is characterized in that: described folder refers to that seat is provided with the through hole coaxial with the Clamping Center of gripper jaw, is provided with for the bushing pipe by Kirschner wire in described through hole.
9. Kirschner wire adjustable clamping mechanism according to claim 8, it is characterized in that: described regulating sleeve cylindrical is provided with positive stop lug boss, described thread bush is coated at regulating sleeve and its inner circle is embedded with locating part, and this locating part props up the front end face of positive stop lug boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210590774.5A CN103027741B (en) | 2012-12-29 | 2012-12-29 | Adjustable clamping mechanism for Kirschner wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210590774.5A CN103027741B (en) | 2012-12-29 | 2012-12-29 | Adjustable clamping mechanism for Kirschner wire |
Publications (2)
| Publication Number | Publication Date |
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| CN103027741A CN103027741A (en) | 2013-04-10 |
| CN103027741B true CN103027741B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210590774.5A Active CN103027741B (en) | 2012-12-29 | 2012-12-29 | Adjustable clamping mechanism for Kirschner wire |
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| CN (1) | CN103027741B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105167828A (en) * | 2015-08-28 | 2015-12-23 | 张家港市亚堤仕医疗咨询管理有限公司 | Transverse orthoterion |
| CN105662572B (en) * | 2016-03-15 | 2018-10-30 | 丁勇 | Kirschner wire guider |
| CN108555958B (en) * | 2018-06-19 | 2023-07-18 | 苏州大学 | Self-adaptive soft gripper |
| CN109512505B (en) * | 2018-12-14 | 2023-08-29 | 南微医学科技股份有限公司 | Limiting device and using method thereof |
| CN111839655B (en) * | 2020-07-24 | 2022-05-20 | 中南大学湘雅医院 | Multistage guiding and positioning type electric bone drill |
| CN111991068B (en) * | 2020-09-19 | 2024-06-21 | 苏州爱科硕科技有限公司 | Kirschner wire chuck |
| CN117481765B (en) * | 2024-01-02 | 2024-03-19 | 北京精准医械科技有限公司 | Puncture needle tail end locking mechanism and puncture device |
| CN118252586B (en) * | 2024-04-10 | 2024-10-29 | 广东精美医疗科技有限公司 | Kirschner wire clamping mechanism and operation device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29916658U1 (en) * | 1999-09-22 | 1999-12-23 | Aesculap AG & Co. KG, 78532 Tuttlingen | Chuck |
| US6637756B2 (en) * | 2002-03-27 | 2003-10-28 | Mccurry Troy L. | Power drill chuck |
| CN2649247Y (en) * | 2003-10-13 | 2004-10-20 | 杭州贝克机械有限公司 | Tapping clamping-head |
| CN201333537Y (en) * | 2009-01-13 | 2009-10-28 | 于庆滋 | Self-tightening drill chuck |
| DE102010005706A1 (en) * | 2010-01-26 | 2011-07-28 | Stryker Trauma Ag | Clamping device for surgical elements |
| CN201719310U (en) * | 2010-06-25 | 2011-01-26 | 重庆西山科技有限公司 | Ossicle hollow drill hand-held set |
| CN201905963U (en) * | 2010-12-29 | 2011-07-27 | 重庆西山科技有限公司 | Kirschner wire gripping head of medical hollow drill mobile phone |
| CN203029371U (en) * | 2012-12-29 | 2013-07-03 | 重庆西山科技有限公司 | Kirschner wire adjustable clamping mechanism |
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2012
- 2012-12-29 CN CN201210590774.5A patent/CN103027741B/en active Active
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| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: The 401121 northern New District of Chongqing Municipality Jupiter technology development center is a district 4 Building Patentee after: CHONGQING XISHAN SCIENCE & TECHNOLOGY CO., LTD. Address before: The 401121 northern New District of Chongqing Municipality Jupiter technology development center is a district 4 Building Patentee before: Chongqing Xishan Technology Co., Ltd. |