CN204839659U - Do not have and shelter from reduction of fracture pincers - Google Patents
Do not have and shelter from reduction of fracture pincers Download PDFInfo
- Publication number
- CN204839659U CN204839659U CN201520566714.9U CN201520566714U CN204839659U CN 204839659 U CN204839659 U CN 204839659U CN 201520566714 U CN201520566714 U CN 201520566714U CN 204839659 U CN204839659 U CN 204839659U
- Authority
- CN
- China
- Prior art keywords
- jig arm
- gripping section
- curved boom
- pin
- centre gripping
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model provides a do not have and shelter from reduction of fracture pincers, includes through pin (3) articulated right side pincers piece (1) and left side pincers piece (2), right side pincers piece (1) front end constitutes left arm lock rear end and constitutes right hand handle, and left side pincers piece (2) front end constitutes right arm lock rear end and constitutes left hand handle, its characterized in that: left side arm lock is divided into left curved boom (5) and left centre gripping section (10), and the embowment is rolled over at the horizontal direction in succession in left curved boom (5) to in succession in the vertical direction alpha angle of bending, right side arm lock is divided into right curved boom (4) and right centre gripping section (11), and the embowment is rolled over at the horizontal direction in succession in right curved boom (4) to in succession in the vertical direction alpha angle of bending, be formed with between left side arm lock and the right arm lock operating chamber (12), a left side centre gripping section (10) inboard and right centre gripping section (11) inboard all are 13 arc surfaces, be formed with centre gripping chamber (13) between left centre gripping section (10) and the right centre gripping section (11), and the longitudinal section of centre gripping chamber (13) are 23 arc surfaces.
Description
Technical field
This utility model belongs to medical instruments field, relates in bone surgery, is specially adapted to the reduction of the fracture setting tool of extremity tubular bone.
Background technology
In fracture operation, the reset of fracture is the first step for the treatment of, also be a most important step in whole treatment, how by the fractured bones of good position again, be fixed when stable, usually need to operate by fracture resetting tongs, but the various reduction forceps of our use all the time, and the patent being not yet converted into product is at all interior documents, all there is reduction forceps itself after fixation to blocking of fracture site or blocking on working place.Though some apparatus can be avoided blocking to a certain extent, during pressurization, there is the phenomenon that skeleton skids to root, lose the meaning using reduction forceps.Although some bone holding forceps devises arcuation chela and has solved skidding, but still do not vacate place steel plate space on skeleton, and whole straight vice body design from handle to pawl, cannot solve in replacement and fixation process, the hands holding reduction forceps must block the problem of the another hands of operation electric drill.
Chinese patent publication December in 2009 discloses a kind of bone holding forceps on 30th, publication number (CN201370614Y), it is characterized in that: connected and composed by joint by the vice body being provided with clamp handle, tong arm, chela and limiting tooth, it is characterized in that: the end of the tong arm of arcuation is provided with arcuation chela, and the arcuate inner surface of chela is provided with engaging tooth.But the design philosophy of these bone holding forceps is that whole vice body is all at grade from handle to pawl, operating cavity is also at grade corresponding with clamping chamber, when these bone holding forceps clamping skeleton, usually must be vertical with skeleton, also want left and right to stride across bone holding forceps in operation to hole, not only operate extremely inconvenient, and reduce the space controlling electric drill further.Meanwhile, the hands gripping bone forceps must be placed on center, visual area, blocks the visual field of operator.In addition, chela is because design is not deliberately placement steel plate slot milling, and about 1/4 circular arc is relative, and when tightening up handle, chela is equidistant up and down draws close, and causes chela itself to block skeleton, and steel plate cannot be attached on skeleton at all.Further, this bone holding forceps handle is applied the pressurization of buckle teeth shape and fix, because buckle teeth spacing is fixed, be saltatory pressurization during use, unavoidably vibrations caused to the impetus on skeleton and electrodeless distance element pressurization cannot be carried out.Thus, these bone holding forceps are difficult to use in the reduction of the fracture is fixing.
Chinese patent publication discloses the special bone holding forceps of a kind of hand and foot bone surgery on October 3rd, 2012, publication number (CN202458565U), it is characterized in that: these bone holding forceps include two the pincers lobes be hinged, the binding clip of two pincers lobes is in shape of filling the span of a man's arms, and be provided with anti-skidding striped at the near head end one section of the clamping face of two pincers lobes respectively, and being provided with one pressurized anti-rotation rib at the end of anti-skidding striated section, the anti-skidding striped that two pliers-clack clips hold face is mutually corresponding, and pressurized anti-rotation rib is also mutually corresponding.This patent does not still solve patent Problems existing described in CN201370614Y.
Summary of the invention
This utility model technical issues that need to address overcome above-mentioned the deficiencies in the prior art, there is provided a kind of both can make reset after fracture be fixed when remaining on stable, be unlikely to again block visual area and block inserting of plate screw, without the need to striding across the unobstructed fracture resetting tongs that reduction forceps carries out holing in operation.
The technical scheme that this utility model adopts is:
A kind of unobstructed fracture resetting tongs, comprising: right pliers plate, left pliers plate, right pliers plate and left pliers plate interlock hinged by pin; Take pin as boundary, right pliers plate front end forms left jig arm rear end and forms right handles, and left pliers plate front end forms right jig arm rear end and forms left handle, and left jig arm front-end port is relative with right jig arm front-end port forms jaw, it is characterized in that:
Left jig arm is divided into the left curved boom near pin and the left gripping section near jaw, is provided with double wedge inside the intersection of left curved boom and left gripping section;
After crossing pin, left curved boom is bent into arc continuously in the horizontal direction, and continuous bending α angle in the vertical direction;
Right jig arm is divided into the right curved boom near pin and the right gripping section near jaw, is provided with double wedge inside the intersection of right curved boom and right gripping section;
After crossing pin, right curved boom is bent into arc continuously in the horizontal direction, and continuous bending α angle in the vertical direction;
When left jig arm and right jig arm are closed up, between left jig arm and right jig arm, be formed with operating cavity;
Being 1/3 arc surface inside left gripping section, is also 1/3 arc surface inside right gripping section, when left jig arm and right jig arm are closed up, be formed with clamping chamber between left gripping section and right gripping section, and the longitudinal section in clamping chamber is 2/3 arc surface.Namely left gripping section inner arc face and right gripping section inner arc face symmetrical.
Being 1/3 arc surface inside left gripping section He inside right gripping section, is only theoretical optimal value, also can have suitable adjustment in practice.Double wedge also can be considered as because inside the gripping section of left and right being 1/3 arc surface and self-assembling formation.
When concrete operations, left jig arm and right jig arm often can not be closed up completely, and the longitudinal section thus clamping chamber can slightly larger than 2/3 arc surface.
Further scheme is: α angle is 90 degree, also can be slightly less than 90 degree.
Further scheme is: the cross section of operating cavity is for circular or oval.It can certainly be other shape.And circle or ellipse are only theoretical shapes, specific product is sub-circular or approximate ellipsoidal often.
Further scheme is: be provided with between right handles and left handle and coordinate by lock nut and lock nut the locking device formed.This locking device can realize electrodelessly exerting pressure continuously.
Advantage of the present utility model and beneficial effect are: this utility model can realize horizontal shape, diagonal, spiral fracture, play the temporary fixed effect of unobstructed reset.Its 1/3 exclusive arc gripping section design, meets anatomical features that is circular or similar round tubular backbone, meets fracture operation and exceed the principle peeling off periosteum; When left gripping section and right gripping section are drawn close mutually, have 2/3 cambered surface to encircle fracture, can stop fracture when clamp to the phenomenon that root skids, cambered surface also can be designed to dentation matsurface routinely, is realized interim firm by locking device pressurization; Due to left gripping section and right gripping section mutually draw close time, 1/3 space (namely β angle is 120 degree) is left in top, and this is spatially located in operating cavity, pierces screw provide enough working places for placing steel plate, achieve the unobstructed object that to reset on skeleton; Gripping section of the present utility model and handle are that 90 degree or approximate 90 degree of arc-shaped bends design simultaneously, handle is made to be positioned at skeleton axis direction, the hands holding reduction forceps has been placed on outside operation technique space, and whole operation is exposed within the scope of the direct-view of doctor completely, builds complete unscreened working place.Be better than any reduction forceps of flat design in practical operation, the hands of fixed reset pincers must block this unavoidable fact of another hands of operation electric drill.
It is unobstructed but also reach the unscreened dual purpose in visual area that this utility model had not only reached operation.
And this apparatus structure is simple, on skeleton, contact surface is less, slight to periosteum injury; Easy to operate, thoroughly solving the paradox resetted with blocking, more solving a long-standing problem orthopedist's clinical manipulation difficult problem, finally make patient be benefited.When exceeding damage periosteum, reliable temporary fixed fractured bones be reached simultaneously, not blocking again steel plate inserting and not blocking whole operation technique space on skeleton, achieving complete unscreened design original intention.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, this utility model is further described.
Fig. 1 is the structural principle schematic diagram of the front view of embodiment of the present utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the K direction view of Fig. 2.
Fig. 4 is the operation chart of embodiment of the present utility model.
In figure: 1. right pliers plate, 2. left pliers plate, 3. pin, 4. right curved boom, 5. left curved boom, 6. lock nut, 7. lock nut, 8. double wedge, 9. jaw, 10. left gripping section, 11. right gripping sections, 12. operating cavity, 13. clamping chambeies, 14. screws, 15. steel plates, 16. bones.
α is equal to or slightly less than 90 degree, and β equals or close to 120 degree.
Detailed description of the invention
Be described in detail this utility model below in conjunction with accompanying drawing, illustrated embodiment, only for explaining structure of the present utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of unobstructed fracture resetting tongs, comprising: right pliers plate 1, left pliers plate 2, and right pliers plate 1 and left pliers plate 2 interlock hinged by pin 3; With pin 3 for boundary, right pliers plate 1 front end forms left jig arm rear end and forms right handles, and left pliers plate 2 front end forms right jig arm rear end and forms left handle, and left jig arm front-end port is relative with right jig arm front-end port forms jaw 9, it is characterized in that:
Left jig arm is divided into the left curved boom 5 near pin 3 and the left gripping section 10 near jaw 9, is provided with double wedge 8 inside the intersection of left curved boom 5 and left gripping section 10;
After crossing pin 3, left curved boom 5 is bent into arc continuously in the horizontal direction, and continuous bending α angle in the vertical direction;
Right jig arm is divided into the right curved boom 4 near pin 3 and the right gripping section 11 near jaw 9, is provided with double wedge 8 inside the intersection of right curved boom 4 and right gripping section 11;
After crossing pin 3, right curved boom 4 is bent into arc continuously in the horizontal direction, and continuous bending angle α is in the vertical direction 90 degree;
When left jig arm and right jig arm are closed up, between left jig arm and right jig arm, be formed with operating cavity 12;
Be 1/3 arc surface inside left gripping section 10, also be 1/3 arc surface inside right gripping section 11, β equals 120 degree, when left jig arm and right jig arm are closed up, be formed with clamping chamber 13 between left gripping section 10 and right gripping section 11, and the longitudinal section in clamping chamber 13 is 2/3 arc surface.
The cross section of operating cavity 12 is oval.
Be provided with between right handles and left handle and coordinate by lock nut 6 and lock nut 7 locking device formed.
According to the key diameter needs of difference, can decide jaw 9 gap in its sole discretion, left jig arm and the design of right jig arm clamp longer usually than standard reset, its object is to extend operation visible space, there is certain metallic elastic when exerting oneself clamp skeleton simultaneously, being unlikely to cause sclerotin broken.The foregoing is only ideal of the present utility model and implement example, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Its operation using method (process) is as follows:
Doctor is after incision skin separating muscle appears and fractures, the surface of bone placing steel plate place is done suitable stripping, two broken ends of fractured bone do not need the belt stripping damage periosteum of long distance, thorough removing fracture site blood clot, by the lower manual reduction fracture of unobstructed reduction forceps direct-view, the left gripping section 10 of unobstructed reduction forceps and right gripping section 11 stride across far respectively, the a little sclerotin of near-end, tighten up handle right pliers plate 1 and left pliers plate 2, fracture is filled the span of a man's arms in 2/3 clamping chamber 13, tighten lock nut 7, with C arm X-ray machine, reduction of the fracture situation is observed, after confirming that fracture reduction is good to line, the steel plate 15 drafted is striden across fracture line to be laid on bone 16, because there is reserved 1/3 space (β) section unobstructed reduction forceps clamping bone 16 back upper place, steel plate 15 can directly be placed with on bone 16 and block without any, put in screw 14 process in the screw hole boring of steel plate 15, because unobstructed reduction forceps gripping section has (α) angle to design, the hands holding reduction forceps has been placed on one side of visual area, can not cause and put blocking of screw 14, because reduction forceps is designed with enough operating cavity 12, the state that whole operation can be fixed at reduction forceps once completes, midway is not needed to change reduction forceps clamp position, simplify operative procedure, shorten operating time.C arm X-ray again monitor fracture reduction to line and internal fixtion insert satisfied after, rinse otch, thoroughly stop blooding, skin suture, after wrapping, art finishes.
Claims (4)
1. a unobstructed fracture resetting tongs, comprising: right pliers plate (1), left pliers plate (2), and right pliers plate (1) and left pliers plate (2) interlock hinged by pin (3); With pin (3) for boundary, right pliers plate (1) front end forms left jig arm rear end and forms right handles, left pliers plate (2) front end forms right jig arm rear end and forms left handle, left jig arm front-end port is relative with right jig arm front-end port forms jaw (9), it is characterized in that:
Left jig arm is divided into the left curved boom (5) near pin (3) and the left gripping section (10) near jaw (9), is provided with double wedge (8) inside the intersection of left curved boom (5) and left gripping section (10);
After crossing pin (3), left curved boom (5) is bent into arc continuously in the horizontal direction, and continuous bending α angle in the vertical direction;
Right jig arm is divided into the right curved boom (4) near pin (3) and the right gripping section (11) near jaw (9), is provided with double wedge (8) inside the intersection of right curved boom (4) and right gripping section (11);
After crossing pin (3), right curved boom (4) is bent into arc continuously in the horizontal direction, and continuous bending α angle in the vertical direction;
When left jig arm and right jig arm are closed up, between left jig arm and right jig arm, be formed with operating cavity (12);
Left gripping section (10) inner side is 1/3 arc surface, right gripping section (11) inner side is also 1/3 arc surface, when left jig arm and right jig arm are closed up, be formed with clamping chamber (13) between left gripping section (10) and right gripping section (11), and the longitudinal section of clamping chamber (13) is 2/3 arc surface.
2. unobstructed fracture resetting tongs according to claim 1, is characterized in that: α angle is 90 degree.
3. unobstructed fracture resetting tongs according to claim 1, is characterized in that: the cross section of operating cavity (12) is for circular or oval.
4. unobstructed fracture resetting tongs according to claim 1, is characterized in that: be provided with between right handles and left handle and coordinate by lock nut (6) and lock nut (7) locking device formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520566714.9U CN204839659U (en) | 2015-07-30 | 2015-07-30 | Do not have and shelter from reduction of fracture pincers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520566714.9U CN204839659U (en) | 2015-07-30 | 2015-07-30 | Do not have and shelter from reduction of fracture pincers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204839659U true CN204839659U (en) | 2015-12-09 |
Family
ID=54730264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520566714.9U Withdrawn - After Issue CN204839659U (en) | 2015-07-30 | 2015-07-30 | Do not have and shelter from reduction of fracture pincers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204839659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105011992A (en) * | 2015-07-30 | 2015-11-04 | 陈志力 | Non-shielding fracture reduction forceps |
-
2015
- 2015-07-30 CN CN201520566714.9U patent/CN204839659U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105011992A (en) * | 2015-07-30 | 2015-11-04 | 陈志力 | Non-shielding fracture reduction forceps |
| CN105011992B (en) * | 2015-07-30 | 2018-01-09 | 陈志力 | Unobstructed fracture resetting tongs |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107496008B (en) | Multifunctional fracture reduction guiding forceps | |
| CN110115622A (en) | A kind of quick steel plate playback fracture pincers and its application method | |
| CN104783881B (en) | A kind of clavicular fracture Wicresoft Medullary fixation device | |
| CN204839659U (en) | Do not have and shelter from reduction of fracture pincers | |
| CN209548076U (en) | One kind encircling band roof pressing type fracture resetting tongs | |
| CN105011992A (en) | Non-shielding fracture reduction forceps | |
| CN205234575U (en) | Pincers are fixed to accurate wound orthopedics in location with reseing | |
| CN204931828U (en) | A kind of way of escape spinal fixation system | |
| CN203988240U (en) | Modified form fracture reset fixation clamps | |
| CN217244743U (en) | Fracture reduction fixing forceps under femoral trochanter | |
| CN210330715U (en) | Quick steel plate homing fracture forceps | |
| CN206822699U (en) | A kind of reduction forceps of bone with steel sheet function | |
| CN204581487U (en) | Kirschner wire tail end lever | |
| CN209966479U (en) | Semi-automatic ligator and ligation nail | |
| RU66945U1 (en) | FORCEPS | |
| CN201073329Y (en) | Operating forceps | |
| CN201453347U (en) | Double-clamp type fracture reduction fixer | |
| CN206867268U (en) | A kind of girdle device grips pincers | |
| CN206576949U (en) | One kind fracture row's formula reduction forceps | |
| CN2412535Y (en) | Fixation forceps for traction and reduction of fracture | |
| CN212547140U (en) | Rib reduction forceps | |
| CN215349283U (en) | Multifunctional orthopedic surgery forceps | |
| CN203749502U (en) | Fixing forceps for minimally invasive reduction of short tubular bone shaft fractures | |
| CN215018787U (en) | Fibula distal end and external malleolus fracture reduction fixing forceps | |
| CN214049041U (en) | Accurate positioning wound orthopedic reduction fixing forceps |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20180109 |
|
| AV01 | Patent right actively abandoned |