CN204655070U - A kind of acetabulum repositioning clamp - Google Patents
A kind of acetabulum repositioning clamp Download PDFInfo
- Publication number
- CN204655070U CN204655070U CN201520291861.XU CN201520291861U CN204655070U CN 204655070 U CN204655070 U CN 204655070U CN 201520291861 U CN201520291861 U CN 201520291861U CN 204655070 U CN204655070 U CN 204655070U
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- CN
- China
- Prior art keywords
- clamp handle
- binding clip
- rotating shaft
- circular groove
- acetabulum
- 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.)
- Expired - Fee Related
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Abstract
A kind of acetabulum repositioning clamp of this utility model, comprise left clamp handle, right clamp handle, left clamp handle head is fixed with right binding clip, right clamp handle head is fixed with left binding clip, and left clamp handle is provided with screw rod, and right clamp handle is provided with and struts hole, screw rod is provided with adjusting nut, rotating shaft is through the slide opening in left clamp handle, and rotating shaft is provided with block towards right clamp handle one end, and the rotating shaft other end is provided with spring; Right clamp handle is provided with at least two hinge holes, and hinge hole edge is provided with dismounting breach; Left binding clip and right binding clip are all bent upwards, and left binding clip and right binding clip tow sides are equipped with circular groove, and circular groove edge is provided with open slot, and double-edged circular groove diameter is different.This utility model spring effectively prevents rotating shaft from slipping into dismounting breach, dismounting breach is beneficial to and is separated left clamp handle and right clamp handle, hinge hole is convenient to need to control left binding clip and right binding clip distance according to different operating, the positive and negative setting of circular groove and diameter difference play strut vertebral body, compression setting nails effect; Left binding clip and right binding clip are all bent upwards avoids injury tissue and skeleton.
Description
Technical field
This utility model relates to orthopedic medical device field, especially relates to a kind of acetabulum repositioning clamp.
Background technology
In orthopedic medical device industry, the most common and the most useful orthopaedics instrument when acetabulum repositioning clamp is operation, the head of acetabulum repositioning clamp is then one of position of the most crux of bone surgery.Acetabulum repositioning clamp introduced in the market, a lot of heads is all an inflexed tip, the a lot of clinical expert feedback of this design, when performing an operation, this apparatus only plays the effect of fix bone instrument, and its head is the fragile tissue of tip or bone marrow, be unfavorable for the carrying out of performing the operation.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of acetabulum repositioning clamp.
This utility model solves the technical scheme that its technical problem adopts: described a kind of acetabulum repositioning clamp, comprise left clamp handle, with the right clamp handle of described left clamp handle cross-articulation, described left clamp handle head is fixed with right binding clip, described right clamp handle head is fixed with left binding clip, described left clamp handle is provided with screw rod, described right clamp handle be provided with coordinate with described screw rod strut hole, described screw rod is provided with adjusting nut; Described left clamp handle and described right clamp handle hinged place are provided with rotating shaft, described rotating shaft is through the slide opening in described left clamp handle, described rotating shaft is provided with the block extended to rotating shaft both sides towards described right clamp handle one end, the described rotating shaft other end is provided with spring, and the elastic force forcing rotating shaft away from described right clamp handle executed by described spring to described rotating shaft; Described right clamp handle is provided with at least two hinge holes coordinated with described rotating shaft, and described hinge hole edge is provided with the dismounting breach be convenient to described rotating shaft and block and passed through; Described left binding clip and described right binding clip are all bent upwards, described left binding clip and described right binding clip tow sides are equipped with circular groove, described circular groove edge is provided with the open slot extending to described left binding clip and described right binding clip end, described double-edged circular groove diameter is different, and described circular groove side is the conical surface.
Spring described in above-mentioned design effectively prevents rotating shaft from slipping into dismounting breach, described dismounting breach is beneficial to and is separated left clamp handle and right clamp handle, described hinge hole is convenient to need to control left binding clip and right binding clip distance according to different operating, the positive and negative setting of described circular groove and diameter difference play strut vertebral body, compression setting nails effect; Described left binding clip and described right binding clip are all bent upwards avoids injury tissue and skeleton.
As the further improvement of the design, described left clamp handle is provided with the joint pin freely rotated, described joint pin and described screw rod one end hinged, described right clamp handle is provided with and struts post, described strut post has hold described screw rod strut hole, the described bore edges that struts is provided with the breach extending to and strut column end, and described gap width is less than described outer screw diameter.Described connect and strut post be convenient to switching and strut and the two kinds of regime mode that reset, structure is simple, and described gap width is less than screw diameter, prevents the screw rod landing when operating.
As the further improvement of the design, described adjusting nut external cylindrical surface is provided with blind hole, and described blind hole does annular array distribution around described adjusting nut axis, is inserted with adjusting rod in described blind hole.Described adjusting rod is convenient to forward adjusting nut to, convenient adjustment.
As the further improvement of the design, described screw flight angle of thread is 75 °.Stable drive, screw rod long service life.
As the further improvement of the design, described left binding clip and described right binding clip end are 10 ° with the plane included angle a perpendicular to described left clamp handle rotational plane, are convenient to operate hipbone.
As the further improvement of the design, described dismounting breach both sides of the edge are provided with the projection stopping described block, and described projection prevents rotating shaft from skidding off hinge hole.
The beneficial effects of the utility model are: spring described in the utility model effectively prevents rotating shaft from slipping into dismounting breach, described dismounting breach is beneficial to and is separated left clamp handle and right clamp handle, described hinge hole is convenient to need to control left binding clip and right binding clip distance according to different operating, the positive and negative setting of described circular groove and diameter difference play strut vertebral body, compression setting nails effect; Described left binding clip and described right binding clip are all bent upwards avoids injury tissue and skeleton.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further illustrated.
Fig. 1 is top view schematic diagram of the present utility model.
Fig. 2 is lateral plan schematic diagram of the present utility model.
Fig. 3 is A-A partial schematic sectional view of the present utility model.
Fig. 4 is B-B partial schematic sectional view of the present utility model.
Fig. 5 is C-C partial schematic sectional view of the present utility model.
1. right binding clips, 2. left binding clip, 3. rotating shaft, 4. blind hole in the drawings, 5. screw rod, 6. adjusting nut, 7. strut post, 8. breach, 9. adjusting rod, 10. block, 11. is protruding, 12. springs, 13. hinge holes, 14. strut hole, 15. left clamp handles, 16. right clamp handles, 17. slide openings, 18. dismounting breach 8,19. circular grooves, 20. open slots, 21. joint pins.
Detailed description of the invention
This utility model is described in detail, illustrative examples wherein and illustrate and be only used for explaining this utility model below in conjunction with accompanying drawing and specific embodiment, but not as to restriction of the present utility model.
As shown in the figure, described a kind of acetabulum repositioning clamp, comprise left clamp handle 15, with the right clamp handle 16 of described left clamp handle 15 cross-articulation, described left clamp handle 15 head is fixed with right binding clip 1, described right clamp handle 16 head is fixed with left binding clip 2, described left clamp handle 15 is provided with screw rod 5, described right clamp handle 16 be provided with coordinate with described screw rod 5 strut hole 14, described screw rod 5 is provided with adjusting nut 6; Described left clamp handle 15 is provided with rotating shaft 3 with described right clamp handle 16 hinged place, described rotating shaft 3 is through the slide opening 17 in described left clamp handle 15, described rotating shaft 3 is provided with the block 10 extended to rotating shaft 3 both sides towards described right clamp handle 16 one end, described rotating shaft 3 other end is provided with spring 12, and the elastic force forcing rotating shaft 3 away from described right clamp handle 16 executed by described spring 12 to described rotating shaft 3; Described right clamp handle 16 is provided with at least two hinge holes 13 coordinated with described rotating shaft 3, and described hinge hole 13 edge is provided with the dismounting breach 18 be convenient to described rotating shaft 3 and block 10 and passed through; Described left binding clip 2 and described right binding clip 1 are all bent upwards, described left binding clip 2 and described right binding clip 1 tow sides are equipped with circular groove 19, described circular groove 19 edge is provided with the open slot 20 extending to described left binding clip 2 and described right binding clip 1 end, described double-edged circular groove 19 diameter is different, and described circular groove 19 side is the conical surface.
Spring 12 described in above-mentioned design effectively prevents rotating shaft 3 from slipping into dismounting breach 18, described dismounting breach 18 is beneficial to and is separated left clamp handle 15 and right clamp handle 16, described hinge hole 13 is convenient to need to control left binding clip 2 and right binding clip 1 distance according to different operating, the positive and negative setting of described circular groove 19 and diameter difference plays the effect strutting vertebral body, compression setting nails; Described left binding clip 2 and described right binding clip 1 are all bent upwards avoids injury tissue and skeleton.
As the further improvement of the design, described left clamp handle 15 is provided with the joint pin 21 freely rotated, described joint pin 21 is hinged with described screw rod 5 one end, described right clamp handle 16 is provided with and struts post 7, described strut post 7 has hold described screw rod 5 strut hole 14, the described edge, hole 14 that struts is provided with the breach 8 extending to and strut post 7 end, and described breach 8 width is less than described screw rod 5 external diameter.Described connect and strut post 7 be convenient to switching and strut and the two kinds of regime mode that reset, structure is simple, and described breach 8 width is less than screw rod 5 diameter, prevents screw rod 5 landing when operating.
As the further improvement of the design, described adjusting nut 6 external cylindrical surface is provided with blind hole 4, and described blind hole 4 does annular array distribution around described adjusting nut 6 axis, is inserted with adjusting rod 9 in described blind hole 4.Described adjusting rod 9 is convenient to forward adjusting nut 6 to, convenient adjustment.
As the further improvement of the design, the thread angle of described screw rod 5 is 75 °.Stable drive, screw rod 5 long service life.
As the further improvement of the design, described left binding clip 2 and described right binding clip 1 end are 10 ° with the plane included angle a perpendicular to described left clamp handle 15 rotational plane, are convenient to operate hipbone.
As the further improvement of the design, described dismounting breach 18 both sides of the edge are provided with the projection 11 stopping described block 10, and described protruding 11 prevent rotating shaft 3 from skidding off hinge hole 13.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize this utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. an acetabulum repositioning clamp, comprise left clamp handle, with the right clamp handle of described left clamp handle cross-articulation, described left clamp handle head is fixed with right binding clip, described right clamp handle head is fixed with left binding clip, described left clamp handle is provided with screw rod, described right clamp handle be provided with coordinate with described screw rod strut hole, described screw rod is provided with adjusting nut, it is characterized in that, described left clamp handle and described right clamp handle hinged place are provided with rotating shaft, described rotating shaft is through the slide opening in described left clamp handle, described rotating shaft is provided with the block extended to rotating shaft both sides towards described right clamp handle one end, the described rotating shaft other end is provided with spring, the elastic force forcing rotating shaft away from described right clamp handle executed by described spring to described rotating shaft, described right clamp handle is provided with at least two hinge holes coordinated with described rotating shaft, and described hinge hole edge is provided with the dismounting breach be convenient to described rotating shaft and block and passed through, described left binding clip and described right binding clip are all bent upwards, described left binding clip and described right binding clip tow sides are equipped with circular groove, described circular groove edge is provided with the open slot extending to described left binding clip and described right binding clip end, described double-edged circular groove diameter is different, and described circular groove side is the conical surface.
2. a kind of acetabulum repositioning clamp according to claim 1, it is characterized in that, described left clamp handle is provided with the joint pin freely rotated, described joint pin and described screw rod one end hinged, described right clamp handle is provided with and struts post, described strut post has hold described screw rod strut hole, described in strut bore edges and be provided with the breach extending to and strut column end, described gap width is less than described outer screw diameter.
3. a kind of acetabulum repositioning clamp according to claim 1, is characterized in that, described adjusting nut external cylindrical surface is provided with blind hole, and described blind hole does annular array distribution around described adjusting nut axis, is inserted with adjusting rod in described blind hole.
4. a kind of acetabulum repositioning clamp according to claim 1, is characterized in that, described screw flight angle of thread is 75 °.
5. a kind of acetabulum repositioning clamp according to claim 1, is characterized in that, described left binding clip and described right binding clip end are 10 ° with the plane included angle a perpendicular to described left clamp handle rotational plane.
6. a kind of acetabulum repositioning clamp according to claim 1, is characterized in that, described dismounting breach both sides of the edge are provided with the projection stopping described block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520291861.XU CN204655070U (en) | 2015-05-08 | 2015-05-08 | A kind of acetabulum repositioning clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520291861.XU CN204655070U (en) | 2015-05-08 | 2015-05-08 | A kind of acetabulum repositioning clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204655070U true CN204655070U (en) | 2015-09-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520291861.XU Expired - Fee Related CN204655070U (en) | 2015-05-08 | 2015-05-08 | A kind of acetabulum repositioning clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204655070U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107212909A (en) * | 2016-03-21 | 2017-09-29 | 广州兴龙智慧医疗科技有限公司 | A kind of rongeur |
| CN110226963A (en) * | 2019-07-15 | 2019-09-13 | 南京市第一医院 | The combined type reduction forceps that a kind of closed reduction uses when fracturing |
-
2015
- 2015-05-08 CN CN201520291861.XU patent/CN204655070U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107212909A (en) * | 2016-03-21 | 2017-09-29 | 广州兴龙智慧医疗科技有限公司 | A kind of rongeur |
| CN107212909B (en) * | 2016-03-21 | 2023-04-28 | 力迈德医疗（广州）有限公司 | Rongeur |
| CN110226963A (en) * | 2019-07-15 | 2019-09-13 | 南京市第一医院 | The combined type reduction forceps that a kind of closed reduction uses when fracturing |
| CN110226963B (en) * | 2019-07-15 | 2021-09-03 | 南京市第一医院 | Combined reduction forceps used during closed reduction of fracture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20170508 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |