CN202288431U - Bone fracture reductor for four limbs - Google Patents
Bone fracture reductor for four limbs Download PDFInfo
- Publication number
- CN202288431U CN202288431U CN2011203648501U CN201120364850U CN202288431U CN 202288431 U CN202288431 U CN 202288431U CN 2011203648501 U CN2011203648501 U CN 2011203648501U CN 201120364850 U CN201120364850 U CN 201120364850U CN 202288431 U CN202288431 U CN 202288431U
- Authority
- CN
- China
- Prior art keywords
- screw
- guide rail
- nail
- wire connection
- rod
- 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
Links
Images
Landscapes
- Surgical Instruments (AREA)
Abstract
A bone fracture reductor for four limbs relates to the field of bone fracture reductors and comprises an interval adjusting screw rod, a transverse adjusting device and a longitudinal adjusting device; the transverse adjusting device and the longitudinal adjusting device are fixed at two ends of the interval adjusting screw rod in a screwed manner respectively; and reduction nails are clamped on the transverse adjusting device and the longitudinal adjusting device respectively. The reductor can not only reduce malposed bones, caused by fracture, of four limbs of a human body, but also can be effectively prevented from injuring soft tissues or nerves of patients during the reduction process, and can not cause large wounds or bring higher surgical expenses to patients.
Description
[technical field]
This utility model relates to reduction of the fracture utensil field, especially relates to a kind of positor that extremity fracture resets that is directed against at manipulation in vitro.
[background technology]
Known; Extremity fracture belongs to a kind of clinical common injury of human; Present fracture para-position is adopted basically is two kinds of manual alignment and open reductions; Wherein manual alignment is meant that fully the drawing through extraneous manpower resets the fracture of dislocation, and open reduction is meant to perform the operation through internal fixation fracture is resetted; In prolonged application, find,, but also possibly cause patient's soft tissue injury or nerve injury, when serious even can cause the patient can not recover all the life because of operate miss because manual alignment not only can cause additional pain to the patient; In addition, open reduction exists wound big again, long incision, and the high deficiency of expense, and because open reduction need extensively be peeled off soft tissue and periosteum, this has just increased the probability of the difficult healing of patient's fracture.
[summary of the invention]
In order to overcome the deficiency in the background technology; This utility model discloses a kind of extremity fracture positor; Described positor not only can reset because of the limb bone that fracture misplaces to human limb; And can also effectively avoid in reseting procedure damage patient's soft tissue or nerve, can not produce bigger wound yet and bring bigger surgery cost simultaneously to the patient.
For realizing the foregoing invention purpose, this utility model adopts following technical scheme:
A kind of extremity fracture positor, described positor comprises spacing adjusting screw(rod), lateral adjustment device and longitudinal adjustment apparatus; The two ends of described spacing adjusting screw(rod) wire connection respectively are fixed with lateral adjustment device and longitudinal adjustment apparatus, and are connected with the nail that resets respectively on lateral adjustment device and the longitudinal adjustment apparatus.
Described extremity fracture positor, the two ends of described spacing adjusting screw(rod) equal wire connection fixed lateral adjusting device or longitudinal adjustment apparatus.
Described extremity fracture positor, described spacing adjusting screw(rod) middle part is made as the portion of screwing, and the spacing adjusting screw(rod) shaft of screwing the portion both sides is respectively equipped with the outer left hand thread and outer right-handed thread that is used for wire connection lateral adjustment device and longitudinal adjustment apparatus.
Described extremity fracture positor, described spacing adjusting screw(rod) comprises thick screwed pipe, adjusting nut and micro screw; The pore of said thick screwed pipe and micro screw diameter are supporting; Half is made as the small-bore of the outer silk of corresponding micro screw the silk hole of said adjusting nut, and second half is made as the large aperture of the outer silk of corresponding thick screwed pipe, and the internal thread of small-bore and wide-aperture internal thread are made as anti-silk; The small-bore wire connection of described micro screw and adjusting nut, the large aperture wire connection of thick screwed pipe and adjusting nut, and in the thick screwed pipe pore after the feeding of the micro screw after the wire connection wire connection.
Described extremity fracture positor, described lateral adjustment device comprise guide rail A, nail card A and nail card regulating block A; Described guide rail A one side is provided with and the fixing internal thread hole of wire connection of spacing adjusting screw(rod), and the middle part of guide rail A has a chute A; Described nail card regulating block A width is greater than the chute A width of guide rail A; On nail card regulating block A, be provided with the through hole A parallel simultaneously with the opening end face of chute A; And the hole wall of through hole A has and connects to the outside opening A of nail card regulating block A one side, and the nail card regulating block A block that is positioned at opening A both sides is through the screw wire connection; The opposite side of nail card regulating block A is provided with the corresponding supporting screw of chute A with guide rail A, and with the bolt tail overall diameter of this screw wire connection chute A width greater than guide rail A; Described nail card A one end coincide in the through hole A of nail card regulating block A, and the other end of nail card A is connected with the nail that resets that intersects with spacing adjusting screw(rod) level through screw.
Described extremity fracture positor, described longitudinal adjustment apparatus comprise guide rail B and nail card B; Described guide rail B one side is provided with and the fixing internal thread hole of wire connection of spacing adjusting screw(rod), and the middle part of guide rail B has a chute B; Described nail card B runs through one end termination behind the chute B of guide rail B and the nut wire connection of afterbody overall diameter greater than guide rail B chute B width; The other end width of nail card B is greater than the width of guide rail B chute B, and this end is connected with the nail that resets that intersects with spacing adjusting screw(rod) level through screw.
Owing to adopt aforesaid technical scheme, the utlity model has following beneficial effect:
The described extremity fracture positor of this utility model not only can carry out the reduction of the fracture to the limb bone that human limb misplaces because of fracture and before carrying out fracture fixation, keep steady statue; For the reduction of the fracture in the art provides temporary fixed help; And can also effectively avoid squeezing into soft tissue or the nerve that damages the patient in the reduction of the fracture operating process of following closely that resets at all, can not produce bigger wound yet and bring bigger surgery cost simultaneously to the patient.
[description of drawings]
Fig. 1 is the sketch map of this utility model;
Fig. 2 is the decomposing schematic representation of this utility model.
Among the figure: 1, spacing adjusting screw(rod); 2, lateral adjustment device; 3, longitudinal adjustment apparatus; 4, the nail that resets; 5, thick screwed pipe; 6, adjusting nut; 7, micro screw; 8, guide rail A; 9, nail card A; 10, nail card regulating block A; 11, chute A; 12, through hole A; 13, opening A; 14, bolt; 15, guide rail B; 16, nail card B; 17, chute B; 18, nut.
[specific embodiment]
Can explain the present invention in more detail through following embodiment, the purpose of open this utility model is intended to protect all variations and the improvement in this utility model scope, and this utility model is not limited to following embodiment;
In conjunction with accompanying drawing 1～2 described extremity fracture positor, described positor comprises spacing adjusting screw(rod) 1, lateral adjustment device 2 and longitudinal adjustment apparatus 3; The two ends of described spacing adjusting screw(rod) 1 wire connection respectively are fixed with lateral adjustment device 2 and longitudinal adjustment apparatus 3; And be connected with the nail 4 that resets on lateral adjustment device 2 and the longitudinal adjustment apparatus 3 respectively; Promptly adjust the spacing between lateral adjustment device 2 and the longitudinal adjustment apparatus 3 according to the position of bone at fracture two ends through spacing lever 1; Again lateral adjustment device 2 and the resetting nail 4 on the longitudinal adjustment apparatus 3 are squeezed into respectively in the bone at fracture two ends, relied on lateral adjustment device 2 or longitudinal adjustment apparatus 3 through the adjustment purpose that bone that nail 4 drives the fracture two ends prepares to reset that resets thereby reach; As required, can be with the two ends of described spacing adjusting screw(rod) 1 equal wire connection fixed lateral adjusting device 2 or longitudinal adjustment apparatus 3, promptly the two ends of spacing adjusting screw(rod) 1 can all wire connection fixed lateral adjusting device 2 or whole wire connection longitudinal adjustment apparatus 3;
Spacing adjusting screw(rod) 1 middle part in the said positor is made as the portion of screwing; Adjusting screw(rod) 1 shaft of screwing the portion both sides is respectively equipped with the outer left hand thread and outer right-handed thread that is used for wire connection lateral adjustment device 2 and longitudinal adjustment apparatus 3, promptly is able to the purpose that makes lateral adjustment device 2 or the spacing between the longitudinal adjustment apparatus 3 at spacing adjusting screw(rod) 1 two ends strengthen or reduce through the portion of screwing of manually screwing spacing adjusting screw(rod) 1; Perhaps, the spacing adjusting screw(rod) 1 in the said positor can be made up of thick screwed pipe 5, adjusting nut 6 and micro screw 7; The pore of said thick screwed pipe 5 and micro screw 7 diameters are supporting, promptly can easily micro screw 7 be penetrated to thick screwed pipe 5; Half is made as the small-bore of corresponding micro screw 7 outer silks the silk hole of said adjusting nut 6; Second half is made as the large aperture of corresponding thick screwed pipe 5 outer silks; And the internal thread of small-bore and wide-aperture internal thread are made as anti-silk in the adjusting nut 6, thereby can reach the fastening purpose of two ends while that makes adjusting nut 6; The small-bore wire connection of described micro screw 7 and adjusting nut 6; The large aperture wire connection of thick screwed pipe 5 and adjusting nut 6; And the micro screw after the wire connection 7 feeds in thick screwed pipe 5 pores after the wire connection; Promptly when screwing adjusting nut 6, micro screw 7 is moved smoothly in the pore of thick spiral shell 5 pipes, thereby be able to regulate the purpose of said spacing adjusting screw(rod) 1 go-and-retum distance;
Described lateral adjustment device comprises guide rail A8, nail card A9 and nail card regulating block A10; Described guide rail A8 one side be provided with can with the fixing internal thread hole of wire connection of the respective ends of spacing adjusting screw(rod) 1; And the middle part of guide rail A8 has a chute A11 who is used for clamping nail card regulating block A10; Promptly can make nail card regulating block A10 along chute A10 knee-action, when being adjusted to correct position, carry out fastening to nail card regulating block A10 again; Described nail card regulating block A10 width is greater than the chute A11 width of guide rail A8, and promptly nail card regulating block A10 can not be absorbed in or pass the chute A11 of guide rail A8; Simultaneously; On nail card regulating block A10, be provided with the through hole A12 parallel with the opening end face of chute A11; And the hole wall of through hole A12 has and connects to the outside opening A13 of nail card regulating block A10 one side; The nail card regulating block A10 block that is positioned at opening A13 both sides reaches the purpose that places nail card A9 laying state in the through hole A12 through screw adjustment through the screw wire connection; The opposite side of nail card regulating block A10 is provided with the corresponding supporting screw of chute A11 with guide rail A8; And with the bolt 14 afterbody overall diameters of this screw wire connection chute A11 width greater than guide rail A8; Promptly tightly go into to follow closely behind the screw on the chute A11 that card regulating block A10 is fastened on guide rail A8, and when tight bolt 14, can not influence the screw at operation aperture A13 place through bolt 14; Described nail card A9 one end coincide in the through hole A12 of nail card regulating block A10; The other end of nail card A9 is connected with the nail 4 that resets that intersects with spacing adjusting screw(rod) 1 level through screw; The screw that promptly unloads on the pine nail card regulating block A10 restores opening A13; Move nail card A9 then and drive the nail 4 that resets and make crosswise movement, when the nail 4 that resets is adjusted to proper angle, thereby holding screw can make opening A13 shrink card jail nail card A9; Simultaneously; Can make the nail 4 that resets make the action of pull after unloading the screw on the pine nail card A9; Holding screw is fastened on the nail card A9 nail 4 that resets again when pull to suitable length, thereby can be in suitable distance through the spacing that the length of the nail 4 that resets is adjusted between said positor and the fracture;
Described longitudinal adjustment apparatus 3 comprises guide rail B15 and nail card B16; Described guide rail B15 one side be provided with can with the fixing internal thread hole of wire connection of the respective ends of spacing adjusting screw(rod) 1; And the middle part of guide rail B15 has a chute B17 who is used for clamping nail card B16; Promptly can make nail card B16 along chute B17 knee-action, when being adjusted to correct position, carry out fastening to nail card B16 again; Described nail card B16 one end runs through behind the chute B17 of guide rail B15 and nut 18 wire connections of afterbody overall diameter greater than guide rail B15 chute B17 width, thereby guarantees that nail card B16 can be fastened on the chute B17 of guide rail B15; The other end width of nail card B16 is greater than the width of guide rail B15 chute B17; Promptly nail card B16 can not be absorbed in or pass the chute B17 of guide rail B15; And this end is connected with the nail 4 that resets that intersects with spacing adjusting screw(rod) 1 level through screw; Promptly can will follow closely after longitudinally being adjusted to appropriate length on the chute B17 that card B16 is fastened on guide rail B15 at the nail 4 that resets; Simultaneously; Can make the nail 4 that resets make the pull action through the screw that unloads on the pine nail card B16, holding screw be fastened on the nail card B16 nail 4 that resets again when pull to suitable length, thereby can make the resetting nail 4 on the longitudinal adjustment apparatus 3 remain on suitable length and angle with resetting nail 4 on the lateral adjustment device 2.
Implement the described extremity fracture positor of this utility model; Only need the nail 4 that resets at said positor two ends is hammered into respectively the bone two ends of fracture, according to the practical situation of fracture each parts on the positor are adjusted to that bone correspondence that correct position promptly can make fracture resets then or fixing.
This utility model does not detail part for prior art, so this utility model does not detail it.
Claims (6)
1. extremity fracture positor, it is characterized in that: described positor comprises spacing adjusting screw(rod) (1), lateral adjustment device (2) and longitudinal adjustment apparatus (3); The two ends of described spacing adjusting screw(rod) (1) wire connection respectively are fixed with lateral adjustment device (2) and longitudinal adjustment apparatus (3), and are connected with the nail (4) that resets respectively on lateral adjustment device (2) and the longitudinal adjustment apparatus (3).
2. extremity fracture positor according to claim 1; It is characterized in that: the screw rod middle part of said spacing adjusting screw(rod) (1) is made as the portion of screwing, and spacing adjusting screw(rod) (1) shaft of screwing the portion both sides is respectively equipped with the outer left hand thread and outer right-handed thread that is used for wire connection lateral adjustment device (2) or longitudinal adjustment apparatus (3).
3. extremity fracture positor according to claim 1 and 2 is characterized in that: the two ends equal wire connection fixed lateral adjusting devices (2) of described spacing adjusting screw(rod) (1) or longitudinal adjustment apparatus (3).
4. according to claim 1 or 3 described extremity fracture positors, it is characterized in that: described spacing adjusting screw(rod) (1) comprises thick screwed pipe (5), adjusting nut (6) and micro screw (7); The diameter of the pore of said thick screwed pipe (5) and micro screw (7) is supporting; Half is made as the small-bore of the outer silk of corresponding micro screw (7) the silk hole of said adjusting nut (6), and second half is made as the large aperture of the outer silk of corresponding thick screwed pipe (5), and the internal thread of small-bore and wide-aperture internal thread are made as anti-silk; The small-bore wire connection of described micro screw (7) and adjusting nut (6), the large aperture wire connection of thick screwed pipe (5) and adjusting nut (6), and in thick screwed pipe (5) pore after the micro screw after the wire connection (7) the feeding wire connection.
5. according to claim 1 or 3 described extremity fracture positors, it is characterized in that: described lateral adjustment device (2) comprises guide rail A (8), nail card A (9) and nail card regulating block A (10); Described guide rail A (8) one sides are provided with the internal thread hole with spacing adjusting screw(rod) (1) wire connection, and the middle part of guide rail A (8) has a chute A (11); Described nail card regulating block A (10) width is greater than chute A (11) width of guide rail A (8); On nail card regulating block A (10), be provided with the through hole A (12) parallel simultaneously with the sliding surface of chute A (11); And the hole wall of through hole A (12) has and connects to the outside opening A (13) of nail card regulating block A (10) one sides, and nail card regulating block A (10) block that is positioned at opening A (13) both sides is through the screw wire connection; The opposite side of nail card regulating block A (10) is provided with the corresponding supporting screw of chute A (11) with guide rail A (8), and with bolt (14) the afterbody overall diameter of this screw wire connection chute A (11) width greater than guide rail A (8); Described nail card A (9) one ends coincide in the through hole A (12) of nail card regulating block A (10), and the other end of nail card A (9) is connected with the nail (4) that resets that intersects with spacing adjusting screw(rod) (1) level through screw.
6. according to claim 1 or 3 described extremity fracture positors, it is characterized in that: described longitudinal adjustment apparatus (3) comprises guide rail B (15) and nail card B (16); Described guide rail B (15) one sides are provided with the internal thread hole with spacing adjusting screw(rod) (1) wire connection, and the middle part of guide rail B (15) has a chute B (17); Described nail card B runs through (16) one end terminations chute B (17) back and nut (18) wire connection of overall diameter greater than guide rail B (15) chute B (17) width of guide rail B (15); The other end width of nail card B (16) is greater than chute B (17) width of guide rail B (15), and this end is connected with the nail that resets that intersects with spacing adjusting screw(rod) (1) level through screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203648501U CN202288431U (en) | 2011-09-28 | 2011-09-28 | Bone fracture reductor for four limbs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203648501U CN202288431U (en) | 2011-09-28 | 2011-09-28 | Bone fracture reductor for four limbs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202288431U true CN202288431U (en) | 2012-07-04 |
Family
ID=46357431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203648501U Expired - Fee Related CN202288431U (en) | 2011-09-28 | 2011-09-28 | Bone fracture reductor for four limbs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202288431U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103829994A (en) * | 2014-03-24 | 2014-06-04 | 阮冬睿 | Shank shin bone outer fixing support for orthopedics department |
| CN103976783A (en) * | 2014-05-28 | 2014-08-13 | 天津天好医疗器械有限公司 | Disposable fracture traction repositor |
| CN111557726A (en) * | 2020-05-27 | 2020-08-21 | 南京医科大学附属口腔医院 | Special three-dimensional reduction device for jaw fracture |
-
2011
- 2011-09-28 CN CN2011203648501U patent/CN202288431U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103829994A (en) * | 2014-03-24 | 2014-06-04 | 阮冬睿 | Shank shin bone outer fixing support for orthopedics department |
| CN103829994B (en) * | 2014-03-24 | 2016-02-03 | 曾行行 | A kind of orthopaedics calf shank exterior fixation bracket |
| CN103976783A (en) * | 2014-05-28 | 2014-08-13 | 天津天好医疗器械有限公司 | Disposable fracture traction repositor |
| CN103976783B (en) * | 2014-05-28 | 2016-05-25 | 天津天好医疗器械有限公司 | Disposable fracture reduction tractor |
| CN111557726A (en) * | 2020-05-27 | 2020-08-21 | 南京医科大学附属口腔医院 | Special three-dimensional reduction device for jaw fracture |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2644141A1 (en) | Universal locking and compression device for bone plate | |
| CN201510389U (en) | Resetting and positioning tractor suitable for patient with fracture | |
| CN202288431U (en) | Bone fracture reductor for four limbs | |
| CN208096806U (en) | A kind of way of escape Study of Atlas Fracture by Finite reduction fixture device | |
| CN203885568U (en) | Bending forceps special for bone plate | |
| CN107028648A (en) | Extender in backbone pitman body | |
| CN208905679U (en) | A kind of fracture closed reduction device | |
| CN100339054C (en) | Multifunctional device for screwing out bone nail | |
| CN203017056U (en) | Joint-fracture reduction device | |
| CN202751435U (en) | Fracture repositor | |
| CN200970260Y (en) | First metacarpal bone base fracture dislocation external fixing frame | |
| CN201949098U (en) | Novel reduction forceps | |
| CN201119903Y (en) | Steel plate bracket combined bone-knitting apparatus | |
| CN210354873U (en) | Fracture dislocation correction traction device | |
| CN202554089U (en) | Tibiofibula joint embracing fixator | |
| CN206560468U (en) | Retrograde minimally invasive steel plate screw fixing system for fracture | |
| CN103536347A (en) | Auxiliary wing type steel plate | |
| CN203988295U (en) | A kind of fracture end temporary fasteners | |
| CN208974076U (en) | The inside and outside double fixed systems of fracture | |
| CN208610906U (en) | Skin closure device | |
| CN201131787Y (en) | Supporting bone and resetting fixator | |
| CN201282996Y (en) | Clamp for fracture diaplasis | |
| CN218128716U (en) | Fracture reduction forceps with lateral pressurizing function | |
| CN2852973Y (en) | Multifunction extraction for orthopedic slip screw | |
| CN104546091A (en) | Wire-type stretching bone formation device for lower jaw chin |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20130928 |