CN203736289U - Jacking bar used for bone reposition - Google Patents
Jacking bar used for bone reposition Download PDFInfo
- Publication number
- CN203736289U CN203736289U CN201420088473.7U CN201420088473U CN203736289U CN 203736289 U CN203736289 U CN 203736289U CN 201420088473 U CN201420088473 U CN 201420088473U CN 203736289 U CN203736289 U CN 203736289U
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- CN
- China
- Prior art keywords
- handheld division
- connection tube
- ring
- tube portion
- bone reduction
- 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
The utility model discloses a jacking bar used for bone reposition. The jacking bar comprises a handheld part, a fine connection pipe part and a jacking part, wherein the fine connection pipe is connected with the handheld part, the jacking part is arranged at the end, far away from the handheld part, of the fine connection pipe part, and the handheld part and the jacking part are respectively provided with an upper through hole and a lower through hole which are communicated with an inner hole of the fine connection pipe part. The jacking bar is simple in structure, easy to operate, and capable of repositioning the fracture part and bone collapse part accurately and rapidly.
Description
Technical field
This utility model relates to technical field of medical instruments, relates in particular a kind of top rod that fracture occurs or reset while subsiding for skeleton.
Background technology
In the treatment of subsiding or fracturing at generation skeleton, need first by after there is the bone reduction at fracture or the position that subsides, the treatments such as ability machine is fixed, the Chinese invention patent of publication number CN 101940495A, open day 2011.01.12 discloses bone fracture diaplasis fixing holder, comprise two clamps and splenial bone pin, two clamps are clipped in respectively by splenial bone pin on the diaphysis of two fracture sites, can replace splenial bone pincers to carry out manual reduction; After reset, extension spring connection for adjacent chuck, adjacent clamp holder horizontal plate connect, and make two clamps form one, form relative invariable systems how much with fracture site.Bone fracture diaplasis fixing holder described in this invention is applied to leverage the reset of fracture and fixes with clip torsion spring cleverly, has reduced the volume and weight of apparatus, has expanded range of application; Can guarantee functional reduction, reduce patient's misery; Use torsion spring and extension spring to make fixing-stable and flexible, the fine motion that has kept bone stump, makes it obtain physiological stress stimulation.But, at existing fracture setting device, be all the design that fractures completely of genuine skeleton, not for the Special reset device subsiding for skeleton and bone portion fractures.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art part, and a kind of top rod for bone reduction is provided, and it is simple in structure, and processing ease is accurate, rapid for the reset of fracturing and skeleton subsides.
In order to solve the problems of the technologies described above, the technical solution of the utility model is as follows: for the top rod of bone reduction, comprise the thin connection tube portion being connected with described Handheld Division for hand-held Handheld Division and be located at the top brace part of described thin connection tube portion away from end, described Handheld Division, described Handheld Division, top brace part are provided with and the endoporus of described thin connection tube portion communicates upper through hole, lower through-hole.
Top of the present utility model rod, Handheld Division is in operation skeleton scope, controls with hands, and carefully connection tube portion is made up of tubule, be all generally to adopt stainless steel tube, its tiny diameter is conducive to stretch in skeleton and goes, and top brace part directly and need the skeleton resetting to contact, skeleton is carried out to jacking, it is resetted, therefore, top of the present utility model rod, simple in structure, easy to operate, can make skeleton reset accurately and rapidly.
As preferably, described Handheld Division comprises hand-held cylindrical section and contraction section; The diameter of described contraction section is along with reducing gradually away from described hand-held cylindrical section; External diameter and the lenth ratio of described thin connection tube portion are 8-12.
Hand-held cylindrical section is for hand-held, and the existence of contraction section makes between its Handheld Division and tubule connecting portion to have a transition, is unlikely to too lofty, and the length of contraction section is generally the 1/5-1/4 of Handheld Division; And in order to obtain a balance in structural strength and length direction, make can not bend because of insufficient strength or fracture in jacking skeleton, carefully external diameter and the lenth ratio of connection tube portion are 8-12, wall thickness is generally at 1-2mm.
As preferably, described top brace part cross section is square.
Top brace part adopts cuboid, and cross section is square, is conducive to the reset of skeleton.
As preferably, described Handheld Division, thin connection tube portion and top brace part are one-body molded.
Adopt integrated mode to make, carrying out that can be in batches, cost is low, yield rate is high, has ensured to push up excellent quality, make bone reduction can be smoothly, carry out efficiently.
As preferably, described thin connection tube portion and described Handheld Division are spirally connected fixing, and described top brace part and described thin connection tube portion are spirally connected fixing; Described Handheld Division comprises that cross section is circular rigid portion and is arranged on the elastic on described rigid portion outer circumference surface.
The mode that employing is spirally connected is assembled, and can fall the parts of damage by quick-replaceable, and in not using, can dismantle and come, and volume is little, is easy to carry.
As preferably, uniform multiple support portions, the multiple support members that described support portion comprises rigid rod and axially arranges along described rigid rod of being provided with in described elastic.
The existence of support member, makes Handheld Division in having feel, and rigid rod cooperation, has enough structural strengths, ensures the smooth reset of skeleton.
As preferably, described support member comprises the first support ring, the second support ring and the three-support ring between described the first support ring, the second support ring.
As preferably, described the first support ring cross section is rectangle; The thickness of described three-support ring is attenuation gradually along with stretching out.
As preferably, described the second support ring comprises ring-type clappers, lower ring-type clappers and end plate, and described upper ring-type clappers, lower ring-type clappers, end plate and rigid rod surround buffering cavity.
As preferably, described elastic periphery is provided with multiple radially annular grooves, in described radially annular groove, is provided with stainless steel ring.
This utility model beneficial effect is:
Top of the present utility model rod, it is simple in structure, and processing ease can make fracture site and skeleton subside and partly reset accurately and rapidly.
Brief description of the drawings
Below in conjunction with accompanying drawing, this utility model is described further:
Fig. 1 is the structural representation of this utility model embodiment mono-;
Fig. 2 is the structural representation of this utility model embodiment bis-.
In figure:
1, Handheld Division, 2, thin connection tube portion, 3, top brace part.
Detailed description of the invention
The following stated is only preferred embodiment of the present utility model, not scope of the present utility model is limited.
Embodiment mono-, see accompanying drawing 1, for the top rod of bone reduction, comprise the thin connection tube portion 2 being connected with described Handheld Division 1 for hand-held Handheld Division 1 and be located at described thin connection tube portion 2 top brace parts 3 away from 1 end, described Handheld Division, described Handheld Division 1, top brace part 3 are provided with and the endoporus of described thin connection tube portion 2 communicates upper through hole 101, lower through-hole 301, described thin connection tube portion adopts stainless steel tube to make, wall thickness 1-2mm, external diameter and lenth ratio are 8-12; The endoporus of stainless steel tube and upper through hole 101, lower through-hole 301 axis coincide, and equal diameters, and endoporus and upper through hole 101, lower through-hole 301 form a through hole, and through hole contributes to the reset of skeleton; Described Handheld Division 1, thin connection tube portion 2 and top brace part 3 are one-body molded, are made up of rustless steel.Be made up of rustless steel Handheld Division 1, comprises hand-held cylindrical section 102 and contraction section 103; The diameter of described contraction section 103 is along with reducing gradually away from described hand-held cylindrical section 102; Top brace part 3 cross sections can be circle or regular polygon, wherein taking square as good.
Embodiment bis-, is shown in accompanying drawing 2, and embodiment mono-difference is, described thin connection tube portion 2 two ends are provided with external screw thread, be provided with inner bolt hole with described Handheld Division 1, top brace part 3 respectively, external thread bolt connection, in two inner bolt holes, is realized being spirally connected of thin connection tube portion 2 and Handheld Division and top brace part fixing; Be convenient to dismounting and install, described Handheld Division 1 comprises that cross section is circular rigid portion 104 and is arranged on the elastic 105 on described rigid portion 104 outer circumference surfaces, rigid portion 104 adopts stainless steel column to make, lower end is provided with inverted round table section, round platform section is provided with steel pipe, elastic is arranged on steel pipe, and the maximum diameter of external diameter and round platform section is equal, and elastic is made up of gum elastic or polyurethane; Have elasticity, in the interior uniform multiple support portions 106 that are provided with of described elastic 105, quantity is 3-6, multiple support members that described support portion 106 comprises rigid rod 10601 and axially arranges along described rigid rod 10601, and the quantity of support member is 3-9; Play the effect of support frame; Described support member comprises the first support ring 10602, the second support ring 10603 and the three-support ring 10604 between described the first support ring 10602, the second support ring 10603; Described the first support ring 10602 cross sections are rectangle, have upper and lower two parallel sides; And the attenuation gradually along with stretching out of the thickness of described three-support ring 10604, the attenuation of its thickness is the close formation gradually along with stretching out of upper and lower two sides, it is trapezoidal that cross section is similar to; And described the second support ring 10603 comprises ring-type clappers, lower ring-type clappers and end plate, the structure of upper ring-type clappers, lower ring-type clappers is all formed around rigid portion rotating 360 degrees by arc plate, and described upper ring-type clappers, lower ring-type clappers, end plate and rigid rod 10601 surround buffering cavity 10605; The spacing of three support rings equates, coordinating unique separately version, makes whole Handheld Division both have elasticity, has again enough structural strengths, good hand touch, convenient operation; Meanwhile, described elastic 105 peripheries are provided with multiple radially annular grooves, in described radially annular groove, are provided with stainless steel ring 107.
Claims (10)
1. for the top rod of bone reduction, it is characterized in that: comprise the thin connection tube portion (2) being connected with described Handheld Division (1) for hand-held Handheld Division (1) and be located at the top brace part (3) of described thin connection tube portion (2) away from end, described Handheld Division (1), described Handheld Division (1), top brace part (3) are provided with the upper through hole (101), the lower through-hole (301) that communicate with the endoporus of described thin connection tube portion (2).
2. the top rod for bone reduction according to claim 1, is characterized in that: described Handheld Division (1) comprises hand-held cylindrical section (102) and contraction section (103); The diameter of described contraction section (103) is along with reducing gradually away from described hand-held cylindrical section (102); The external diameter of described thin connection tube portion (2) and lenth ratio are 8-12.
3. the top rod for bone reduction according to claim 2, is characterized in that: described top brace part (3) cross section is square.
4. according to the top rod for bone reduction described in claim 1 or 2 or 3, it is characterized in that: described Handheld Division (1), thin connection tube portion (2) and top brace part (3) are one-body molded.
5. the top rod for bone reduction according to claim 1, is characterized in that: described thin connection tube portion (2) and described Handheld Division (1) are spirally connected fixing, and described top brace part (3) and described thin connection tube portion (2) are spirally connected fixing; Described Handheld Division (1) comprises that cross section is circular rigid portion (104) and is arranged on the elastic (105) on described rigid portion (104) outer circumference surface.
6. the top rod for bone reduction according to claim 5, it is characterized in that: the uniform multiple support portions (106) that are provided with in described elastic (105), multiple support members that described support portion (106) comprise rigid rod (10601) and axially arrange along described rigid rod (10601).
7. the top rod for bone reduction according to claim 6, is characterized in that: described support member comprises the first support ring (10602), the second support ring (10603) and is positioned at the three-support ring (10604) between described the first support ring (10602), the second support ring (10603).
8. the top rod for bone reduction according to claim 7, is characterized in that: described the first support ring (10602) cross section is rectangle; The attenuation gradually along with stretching out of the thickness of described three-support ring (10604).
9. the top rod for bone reduction according to claim 7, it is characterized in that: described the second support ring (10603) comprises ring-type clappers, lower ring-type clappers and end plate, described upper ring-type clappers, lower ring-type clappers, end plate and rigid rod (10601) surround buffering cavity (10605).
10. according to the top rod for bone reduction described in claim 5 or 6 or 7 or 8 or 9, it is characterized in that: described elastic (105) periphery is provided with multiple radially annular grooves, is provided with stainless steel ring (107) in described radially annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420088473.7U CN203736289U (en) | 2014-02-28 | 2014-02-28 | Jacking bar used for bone reposition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420088473.7U CN203736289U (en) | 2014-02-28 | 2014-02-28 | Jacking bar used for bone reposition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203736289U true CN203736289U (en) | 2014-07-30 |
Family
ID=51336165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420088473.7U Expired - Fee Related CN203736289U (en) | 2014-02-28 | 2014-02-28 | Jacking bar used for bone reposition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203736289U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108451626A (en) * | 2018-03-20 | 2018-08-28 | 河北医科大学第三医院 | A kind of minimally invasive restorer of tibial plateau collapsed fracture block |
-
2014
- 2014-02-28 CN CN201420088473.7U patent/CN203736289U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108451626A (en) * | 2018-03-20 | 2018-08-28 | 河北医科大学第三医院 | A kind of minimally invasive restorer of tibial plateau collapsed fracture block |
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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: 20140730 Termination date: 20150228 |
|
| EXPY | Termination of patent right or utility model |