CN202128533U - Clamping unit for needle-rod connection - Google Patents
Clamping unit for needle-rod connection Download PDFInfo
- Publication number
- CN202128533U CN202128533U CN201120174155U CN201120174155U CN202128533U CN 202128533 U CN202128533 U CN 202128533U CN 201120174155 U CN201120174155 U CN 201120174155U CN 201120174155 U CN201120174155 U CN 201120174155U CN 202128533 U CN202128533 U CN 202128533U
- Authority
- CN
- China
- Prior art keywords
- rod
- screw rod
- needle
- binding clasp
- needle bar
- 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 - Lifetime
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Abstract
The utility model discloses a clamping unit for needle-rod connection, belonging to the technical field of medical apparatuses and instruments. The clamping unit for needle-rod connection is characterized in that: the clamping unit comprises a screw rod, wherein the screw rod is sleeved with a rod body; the top of the screw rod is equipped with a nut for locked fit; an insertion hole for a carbon fiber connecting rod is formed on one side of the rod body; and an insertion hole for a bone traction needle is formed on the lower part of the screw rod. The clamping unit for needle-rod connection is simple and compact in structure; by forming the insertion hole for the carbon fiber connecting rod and the insertion hole for the bone traction needle to connect the carbon fiber connecting rod with the bone traction needle, the clamping unit for needle-rod connection is flexible and convenient in use, and capable of furthest adjusting the direction and the angle freely; the clamping unit for needle-rod connection is suitable for satisfying demands on anatomical reduction and fixation of different fracture sites, and can meet biomechanical demand of bone function reconstruction.
Description
Technical field
This utility model belongs to technical field of medical instruments, is specially needle bar and connects binding clasp.
Background technology
Needle bar connects binding clasp and is used for being connected of carbon fibre pitman and fine steel needle, and needle bar connects binding clasp and combines the rod rod to connect binding clasp, can firmly keep reduction of the fracture position.Existing needle bar connects binding clasp, and its carbon-point connects perforation and is stationary structure, and motility is good inadequately, can not the free adjustment direction, and fixing restricted, the clinical scope of application is limitation.
The utility model content
To the problems referred to above that exist in the prior art; The purpose of this utility model is to design the technical scheme that provides the good needle bar of a kind of motility to connect binding clasp; Its entry point can be chosen on the different plane position; Free adjustment direction and angle are applicable to the fixed requirement of different fracture site anatomical reductions to greatest extent, meet the biomechanics requirement of bone reconstruction.
Described needle bar connects binding clasp, it is characterized in that comprising screw rod, and socket is provided with the body of rod on the screw rod, and its top cooperates through nut check is set, and the body of rod one side is provided with carbon fibre pitman jack, and the screw rod bottom is provided with the fine steel needle jack.
Described needle bar connects binding clasp, it is characterized in that the described body of rod is a split-type structural, is cooperated by last fixture block, following fixture block to constitute folder shape structure, and its folder shape hollow hole is a carbon fibre pitman jack.
Described needle bar connects binding clasp, it is characterized in that socket is provided with retaining tape splicing flank of tooth nut on the screw rod of body of rod below, and retaining tape splicing flank of tooth nut upper surface is provided with the concave-convex clutch tooth.
Described needle bar connects binding clasp, it is characterized in that socket is provided with pad on the screw rod between the body of rod, the nut.
Described needle bar connects binding clasp, it is characterized in that the screw rod bottom sides is along being equipped with chimb.
Described needle bar connects binding clasp, it is characterized in that the body of rod is the clip shape structure of aluminum, and its folder shape hollow structure constitutes carbon fibre pitman jack.
Described needle bar connects binding clasp, it is characterized in that the body of rod and screw rod socket are rotatably assorted.
Described needle bar connects binding clasp, it is characterized in that being provided with on the fixture block guide finger.
Above-mentioned needle bar connects binding clasp; Simple in structure, compact; Through being set, carbon fibre pitman jack, fine steel needle jack connect carbon fibre pitman and fine steel needle, and flexible and convenient to use, free adjustment direction and angle to greatest extent; Be applicable to the fixed requirement of different fracture site anatomical reductions, meet the biomechanics requirement of bone reconstruction.
Description of drawings
Fig. 1 is the structural representation of this utility model;
Fig. 2 is the decomposition texture sketch map of Fig. 1;
Fig. 3 is the cross-sectional view of Fig. 1;
Fig. 4 is the structural representation of another embodiment of this utility model;
Fig. 5 is the decomposition texture sketch map of Fig. 4;
Fig. 6 is the cross-sectional view of Fig. 4;
Fig. 7 is the structural representation of the another embodiment of this utility model;
Fig. 8 is the decomposition texture sketch map of Fig. 7;
Fig. 9 is the cross-sectional view of Fig. 7;
Figure 10-11 is this utility model user mode reference diagram;
Among the figure: fixture block, 301a-guide finger, 4-pad, 5-nut, 6-carbon fibre pitman, 7-fine steel needle, 8-rod rod connect binding clasp under 1-screw rod, 1a-fine steel needle jack, 1b-chimb, 2-retaining tape splicing flank of tooth nut, 2a-concave-convex clutch tooth, the 3-body of rod, 3a-carbon fibre pitman jack, the last fixture block of 301-, the 302-.
The specific embodiment
Below in conjunction with Figure of description this utility model is described further.
As shown in the figure, socket is provided with caliper 3 on the screw rod 1, and its top cooperates through nut 5 lockings are set, and the body of rod 3 one sides are provided with carbon fibre pitman jack 3a, and screw rod 1 bottom is provided with fine steel needle jack 1a.Socket is provided with retaining tape splicing flank of tooth nut 2 on the screw rod 1 of the body of rod 3 belows,, retaining tape splicing flank of tooth nut 2 upper surfaces are provided with concave-convex clutch tooth 2a, and the retaining that retaining tape splicing flank of tooth nut 2 is used for the body of rod 3 connects.Socket is provided with pad 4 on the screw rod 1 between the body of rod 3, the nut 5.Screw rod 1 bottom sides is along being equipped with chimb 1b, and the effect of chimb 1b is a monolateral intensity of strengthening the fine steel needle jack.The clip shape structure that the described body of rod 3 is an aluminum, its folder shape hollow structure constitutes carbon fibre pitman jack 3a.The body of rod 3 is socketed on the screw rod 1, can turn to select location, cooperates through nut 5 lockings again.Screw rod 1, retaining tape splicing flank of tooth nut 2, pad 4, nut 5 all adopt rustless steel to process.The described body of rod 3 can also be arranged to split-type structural, and by last fixture block 301, fixture block 302 cooperates and constitutes folder shape structure down, its folder shape hollow hole is carbon fibre pitman jack 3a, on the last fixture block 301 guide finger 301a is set.
Above-mentioned needle bar connects binding clasp, and flexible and convenient to use, free adjustment direction and angle are applicable to the fixed requirement of different fracture site anatomical reductions to greatest extent, meet the biomechanics requirement of bone reconstruction.During use; According to practical situation; The carbon fibre pitman is connected binding clasp with fine steel needle through the described needle bar of this utility model to be connected; Connect binding clasp 8 through rod rod again and connect carbon fibre pitmans 6, firmly to keep reduction of the fracture position, like user mode with reference to shown in the figure 10-11.
Claims (8)
1. needle bar connects binding clasp; It is characterized in that comprising screw rod (1); Screw rod (1) is gone up socket the body of rod (3) is set; Its top cooperates through nut (5) locking is set, and the body of rod (3) one sides are provided with carbon fibre pitman jack (3a), and screw rod (1) bottom is provided with fine steel needle jack (1a).
2. needle bar as claimed in claim 1 connects binding clasp, it is characterized in that the described body of rod (3) is a split-type structural, is cooperated by last fixture block (301), following fixture block (302) to constitute folder shape structure, and its folder shape hollow hole is a carbon fibre pitman jack (3a).
3. according to claim 1 or claim 2 needle bar connects binding clasp, and the screw rod (1) that it is characterized in that the body of rod (3) below is gone up socket retaining tape splicing flank of tooth nut (2) is set, and retaining tape splicing flank of tooth nut (2) upper surface is provided with concave-convex clutch tooth (2a).
4. according to claim 1 or claim 2 needle bar connects binding clasp, it is characterized in that screw rod (1) between the body of rod (3), the nut (5) goes up socket pad (4) is set.
5. according to claim 1 or claim 2 needle bar connects binding clasp, it is characterized in that screw rod (1) bottom sides is along being equipped with chimb (1b).
6. according to claim 1 or claim 2 needle bar connects binding clasp, it is characterized in that the body of rod (3) be the clip shape structure of aluminum, its folder shape hollow structure formation carbon fibre pitman jack (3a).
7. according to claim 1 or claim 2 needle bar connects binding clasp, it is characterized in that the body of rod (3) and screw rod (1) socket are rotatably assorted.
8. needle bar as claimed in claim 2 connects binding clasp, it is characterized in that being provided with on the fixture block (301) guide finger (301a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120174155U CN202128533U (en) | 2011-05-27 | 2011-05-27 | Clamping unit for needle-rod connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120174155U CN202128533U (en) | 2011-05-27 | 2011-05-27 | Clamping unit for needle-rod connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202128533U true CN202128533U (en) | 2012-02-01 |
Family
ID=45517320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120174155U Expired - Lifetime CN202128533U (en) | 2011-05-27 | 2011-05-27 | Clamping unit for needle-rod connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202128533U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107349001A (en) * | 2017-08-08 | 2017-11-17 | 张韦 | Multi-functional ring bar system and its method |
-
2011
- 2011-05-27 CN CN201120174155U patent/CN202128533U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107349001A (en) * | 2017-08-08 | 2017-11-17 | 张韦 | Multi-functional ring bar system and its method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180813 Address after: 324113 No. 20 Huiyuan Road, Shanhai cooperation area, Jiangshan Economic Development Zone, Quzhou, Zhejiang Patentee after: Zhejiang Kangci Medical Technology Co., Ltd. Address before: 310052 2, 1 building, 75 Chutian Road, Hangzhou high tech Development Zone, Zhejiang (Binjiang) Patentee before: Zhejiang Shenteng Kangci Bio-Pharmaceutical Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120201 |
|
| CX01 | Expiry of patent term |