CN205234573U - Fixed pincers and fixed pincers of combination that key fracture steel sheet resets and implants - Google Patents
Fixed pincers and fixed pincers of combination that key fracture steel sheet resets and implants Download PDFInfo
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- CN205234573U CN205234573U CN201520883235.XU CN201520883235U CN205234573U CN 205234573 U CN205234573 U CN 205234573U CN 201520883235 U CN201520883235 U CN 201520883235U CN 205234573 U CN205234573 U CN 205234573U
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- pincers
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- tong arm
- fixing pincers
- fixing
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Abstract
The utility model belongs to the field of medical equipment, especially, relate to the fixed pincers that a key fracture steel sheet resets and implants, the arc of kickup is personally submitted to the pincers pressure that the pincers that include first tong arm and the second tong arm connected through the hinge, first tong arm front end is kept silent on for kept silent on, are pressed and are personally submitted the arc of downwarping, and second tong arm front end is for keeping silent down kept silent under, on the pincers of keeping silent press the face with set up the notch between the hinge, the pincers of keeping silent down press the face with set up the notch between the hinge, on the pincers of keeping silent press the face with set up the notch between the hinge, the pincers of keeping silent down press the face with it is at fixed pincers clamping state installation steel sheet moreover to set up the notch between the hinge, set up two above -mentioned notches and be convenient for insert the steel sheet from the notch play, make the installation of steel sheet simple quick more, avoids not hard up fixed pincers to cause fracture position displacement, makes the fracture position fixed more accurate, more firm.
Description
Technical field
The utility model belongs to medical instruments field, relates in particular to the fixing pincers that a kind of shaft fracture steel plate reset is implanted.
Background technology
The reset of fracture is fixedly the general surgical technic of orthopaedics. Existing fixing pincers fix fracture site by the pressing of upper jaw and lower jaw.
Publication number is that the Chinese patent literature of 102429717A discloses a kind of steel plate fixing forceps, these fixing pincers clamp fracture site by the pressing of upper jaw and lower jaw, the jaw of fixing pincers contacts completely with fracture site, under clamp position, this method of clamping affects the installing/dismounting of steel plate, can not effectively steel plate be fixed on to correct position.
Fixing pincers of the prior art are mostly single setting, are independently to fix pincers by two to clamp in fracture site clamping, and fixed clamp needs multi-pass operation or 2 people operation, complicated operation.
Utility model content
The utility model provides one to be provided with recess, is convenient to the fixing pincers of steel plate installing/dismounting, the technical problem of installing at clamp position lower steel plate to solve above-mentioned fixing pincers.
The fixing pincers that a kind of shaft fracture steel plate reset is implanted, comprise the first tong arm and the second tong arm by stud connection, the first tong arm front end is upper jaw, and the pincers pressure surface of upper jaw is reclinate arc, the second tong arm front end is lower jaw, and the pincers pressure surface of lower jaw is the arc being bent upwards; Between the pincers pressure surface of described upper jaw and described hinge, recess is set, between the pincers pressure surface of lower jaw and described hinge, recess is set.
Described pincers pressure surface is provided with 2～5 pincers and presses tooth.
It is 0.3-1cm that described pincers are pressed the space width of tooth, and it is 0.3-1cm that described pincers are pressed the tooth depth of tooth.
Preferably, it is 0.5cm that described pincers are pressed the space width of tooth, and it is 0.5cm that described pincers are pressed the tooth depth of tooth.
Be provided with latch-up structure, described latch-up structure comprises screw rod and nut, and screw rod one end is passed the second tong arm, is fixedly connected with the first tong arm, and the other end of described screw rod is arranged with the nut for pressing the first tong arm and the second tong arm.
The fixing pincers of combination that a kind of shaft fracture steel plate reset is implanted, comprise the first fixing pincers, the second fixing pincers and bindiny mechanism, described bindiny mechanism is set to hinge and the first nut, the second nut, the 3rd nut and the 4th nut, the two ends of described hinge are respectively arranged with the first nut and the second nut, when the two ends of described hinge are arranged in the first fixing pincers, after first tong arm and the second tong arm of the second fixing pincers, the first nut and the second nut are arranged at respectively the inner side of two fixing pincers, described the 3rd nut is arranged at the outside of first fixing pincers, form fixing the first tong arm and the second tong arm clamping of latch-up structure locking first with the first nut, described the 4th nut is arranged at the outside of second fixing pincers, form fixing the first tong arm and the second tong arm clamping of latch-up structure locking second with the second nut.
The described top rod that is provided for supporting steel plate, top rod vertically arranges hinge, pushes up excellent one end supporting steel plate, and the other end is threaded with hinge.
The fixing pincers of combination that a kind of shaft fracture steel plate reset is implanted, comprise the first fixing pincers and the second fixing pincers, between the described first fixing pincers and the second fixing pincers, be provided with link gear, described link gear comprises the first gangbar, the second gangbar, lock nut and nut, the two ends of described the first gangbar connect respectively the first tong arm of the first fixing pincers and the first tong arm of the second fixing pincers, the two ends of described the second gangbar connect respectively the second tong arm of the first fixing pincers and the second tong arm of the second fixing pincers, described lock nut is arranged in described the first gangbar and the second gangbar, described nut sleeve is located at described lock nut, be used for driving the first gangbar and the second gangbar move toward one another.
Be provided with latch-up structure, comprise screw rod and nut, one end of screw rod is through the second gangbar, hinged with described the first gangbar, and the other end of screw rod is arranged with the nut for pressing the first gangbar and the second gangbar.
Described the first gangbar and the described first fixing pincers, the described second fixing pincers removably connect, and described the second gangbar and the described first fixing pincers, the described second fixing pincers removably connect.
Beneficial effect
Between the pincers pressure surface of described upper jaw and described hinge, recess is set, between the pincers pressure surface of lower jaw and described hinge, recess is set, above-mentioned two recesses are set to be convenient to go out to insert steel plate from recess, make the installation of steel plate more simple and quick, and be, in fixing pincers clamp position, steel plate is installed, avoid loosening fixing pincers to cause fracture site that dislocation occurs mobile, the utility model is convenient to Fast Installation steel plate, the fixing more accurately safety of fracture site.
Be provided with 2～5 at pincers pressure surface and clamp pressure teeth, space width is larger comparatively speaking, and the steel plate that operation is used can insert from the backlash of pincers pressure tooth, is convenient to fracture site fixation steel plate under clamp position.
Brief description of the drawings
Fig. 1 is embodiment 1 structural representation;
Fig. 2 is embodiment 2 structural representations;
Fig. 3 is embodiment 3 structural representations.
In figure, 1 is the first tong arm, and 11 is upper jaw, and 2 is the second tong arm, and 21 is lower jaw, 3 is retaining mechanism, and 31 is nut, and 32 is screw rod, and 4 is recess, 5 is bindiny mechanism, and 51 is the first nut, and 52 is the second nut, 53 is the 3rd nut, and 54 is the 4th nut, and 55 is hinge, 56 is top rod, and 6 is link gear, and 61 is the first gangbar, 62 is the second gangbar, and 7 press tooth for pincers, and 8 is fracture site.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated. Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Embodiment 1
As shown in Figure 1, the present embodiment is the fixing pincers that a kind of shaft fracture steel plate reset is implanted, comprise the first tong arm 1 and the second tong arm 2 by stud connection, the first tong arm 1 front end is upper jaw 11, the pincers pressure surface of upper jaw 11 is slightly reclinate arc, the second tong arm 2 front ends are lower pincers, and the pincers pressure surface of lower jaw 21 is the arc being bent upwards; Between the pincers pressure surface of upper jaw 11 and hinge, recess 4 is set, between the pincers pressure surface of lower jaw 21 and hinge, recess 4 is set.
Above-mentioned two recesses 4 are set, be convenient to go out to insert steel plate from recess 4, make the installation of steel plate more simple and quick, and be, in fixing pincers clamp position, steel plate is installed, avoid loosening fixing pincers to cause fracture site 8 dislocation mobile, the fixing pincers of this enforcement make fracture site 8 fixing more accurate, more firm.
Upper pincers pressure surface and lower pincers pressure surface arrange respectively 2 to 5 pincers and press tooth 7. The present embodiment preferentially arranges 3 pincers and presses tooth 7, and the larger gap of existence between the pincers pressure tooth 7 of the present embodiment, is convenient to steel plate or steel bar inserts from gap, is convenient to fracture site 8 fixation steel plate or steel bar under clamp position. It is 0.3-1cm that pincers are pressed the space width of tooth 7, and it is 0.3-1cm that pincers are pressed the tooth depth of tooth 7, and the preferred space width of the present embodiment is 0.5cm, and tooth depth is 0.5cm.
Fixing pincers are provided with retaining mechanism 3, and retaining mechanism 3 comprises nut 31 and screw rod 32, and screw rod 32 one end are through the second tong arm 2, hinged with the first tong arm 1, and the other end of screw rod 32 is arranged with the nut 31 for pressing the first tong arm 1 and the second tong arm 2. By retaining mechanism 3 can continu to press to the first tong arm 1 and the second tong arm 2, can vacate both hands, reduce operation participant.
Embodiment 2
As shown in Figure 2, the present embodiment is the fixing pincers of combination that a kind of shaft fracture steel plate reset is implanted, comprise the first fixing pincers, the second fixing pincers and bindiny mechanism 5, bindiny mechanism 5 comprises the first nut 51, the second nut 52, the 3rd nut 53 and the 4th nut 54 and hinge 55, the two ends of hinge 55 are respectively arranged with the first nut 51 and the second nut 52, when the two ends of hinge 55 are arranged in the first fixing pincers, after first tong arm 1 and the second tong arm 2 of the second fixing pincers, the first nut 51 and the second nut 52 are arranged at respectively the inner side of two fixing pincers, the 3rd nut 53 is arranged at the outside of the first fixing pincers, form latch-up structure with the first nut 51, the first tong arm 1 and second tong arm 2 of locking the first fixing pincers, the 4th nut 54 is arranged at the outside of second fixing pincers, form latch-up structure with the second nut 52, the first pincers 1 and second tong arm 2 of locking the second fixing pincers.
The fixing pincers of combination of the present embodiment comprise two fixing pincers, share hinge 55, are convenient to use two fixing pincers simultaneously, are conducive to two fixing pincers to carry out simultaneously operating or differentiation operation, and different retaining parts is applied to different clamp pressures.
Between the first fixing pincers and the second fixing pincers, link gear 6 is set, comprise the first gangbar 61 and the second gangbar 62, the two ends that wherein the first gangbar 61 two ends connect respectively the first tong arm 1, the second gangbar 62 of the first fixing pincers and the second fixing pincers connect respectively the first fixing pincers and second and fix the second tong arm 2 clamping. Link gear 6 is set and is conducive to one hand and controls two fixing pincers simultaneously, make the chucking powers of two fixing pincers identical.
Wherein the first fixing pincers arrange retaining mechanism 3, retaining mechanism 3 comprises nut 31 and screw rod 32, screw rod 32 one end are through the second tong arm 2 of the first fixing pincers, hinged with the first tong arm 1 of the first fixing pincers, the other end of screw rod 32 is arranged with the nut 31 for pressing the first tong arm and the second tong arm, drives the first tong arm and the second tong arm move toward one another. Retaining mechanism 3 is set and is convenient to combine the lasting clamping fracture site 8 of fixing pincers, after applying predetermined chucking power, can decontrol both hands, reduce the medical worker that operating table is assisted, for operative doctor provides more operative space, the unsettled problem of chucking power while simultaneously avoiding manually continuing clamping.
The present embodiment hinge 55 is provided for the top rod 56 of supporting steel plate, and top rod 56 vertically arranges hinge 55, one end supporting steel plate of top rod 56, and the other end is threaded with hinge 55. Rotate the position of the excellent 56 capable of regulating top rods 56 in top, by pushing up the auxiliary fixation steel plate of rod 56, make each position of steel plate all compress fracture site 8, be convenient to steel plate fixed installation.
Detachable connection between bindiny mechanism 5, link gear 6, the first fixing pincers and the second fixing pincers. Two fixing pincers, bindiny mechanism 5 and link gears 6 are assembled to the fixing pincers of the rear dismountable of having performed the operation, cleaning and sterilizing, storage before operation. By detachable connection, be convenient to meticulous cleaning all parts, after dismounting, be conducive to combine the transport of carrying of fixing pincers.
Embodiment 3
As shown in Figure 3, the present embodiment is the fixing pincers of combination that a kind of shaft fracture steel plate reset is implanted, comprise the first fixing pincers and the second fixing pincers, between the first fixing pincers and the second fixing pincers, be provided with link gear 6, link gear 6 comprises the first gangbar 61, the second gangbar 62, lock nut 32 and nut 31, the two ends of the first gangbar 61 connect respectively the first tong arm 1 of the first fixing pincers and the first tong arm 1 of the second fixing pincers, the two ends of the second gangbar 62 connect respectively the second tong arm 2 of the first fixing pincers and the second tong arm 2 of the second fixing pincers, lock nut 32 is arranged in the first gangbar 61 and the second gangbar 62, nut 31 is sheathed on lock nut 32, be used for driving the first gangbar 61 and the second gangbar 62 move toward one another.
Link gear 6 is set and is conducive to one hand and controls two fixing pincers simultaneously, make the chucking powers of two fixing pincers identical, the pressure of two retaining parts of balanced fracture site 8.
In the present embodiment, retaining mechanism 3 is set on link gear 6, and hinged first gangbar 61, the second gangbar 62 in one end of screw rod 32 arrange through hole, the other end of screw rod 32 is arranged in through hole, and the other end of screw rod 32 is also arranged with the nut 31 for pressing the first gangbar 61 and the second gangbar 62. When retaining mechanism 3 is arranged on link gear 6, the first gangbar 61 and the second gangbar 62 can be delivered to the first fixing pincers and the second fixing pincers coupling mechanism force uniformly, make the coupling mechanism force of two fixing pincers identical, and fracture site 8 is subject to balanced chucking power.
The first gangbar 61 and the first fixing pincers, the second fixing pincers removably connect, and the second gangbar 62 and the first fixing pincers, the second fixing pincers removably connect.
Link gear 6 is only set in the present embodiment, link gear 6 is fixedly connected with the first fixing pincers and the second fixing pincers in the present embodiment, link gear 6 can also transfer motion power, make two fixing pincers interlocks, make to combine fixing pincers operation simpler, there is feature simple in structure, simple to operate than embodiment 2 the present embodiment
The above; only for preferably detailed description of the invention of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with in technical scope that those skilled in the art disclose in the present invention; the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention. Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (10)
1. the fixing pincers that the reset of shaft fracture steel plate is implanted, it is characterized in that, comprise the first tong arm and the second tong arm by stud connection, the first tong arm front end is upper jaw, the pincers pressure surface of upper jaw is reclinate arc, the second tong arm front end is lower jaw, and the pincers pressure surface of lower jaw is the arc being bent upwards; Between the pincers pressure surface of described upper jaw and described hinge, recess is set, between the pincers pressure surface of lower jaw and described hinge, recess is set.
2. the fixing pincers that a kind of shaft fracture steel plate reset as claimed in claim 1 is implanted, is characterized in that, described pincers pressure surface is provided with 2～5 pincers and presses teeth.
3. the fixing pincers that a kind of shaft fracture steel plate reset as claimed in claim 2 is implanted, is characterized in that, it is 0.3-1cm that described pincers are pressed the space width of tooth, and it is 0.3-1cm that described pincers are pressed the tooth depth of tooth.
4. the fixing pincers that a kind of shaft fracture steel plate reset as claimed in claim 3 is implanted, is characterized in that, it is 0.5cm that described pincers are pressed the space width of tooth, and it is 0.5cm that described pincers are pressed the tooth depth of tooth.
5. the fixing pincers that a kind of shaft fracture steel plate reset as claimed in claim 2 is implanted, it is characterized in that, be provided with latch-up structure, described latch-up structure comprises screw rod and nut, screw rod one end is passed the second tong arm, is fixedly connected with the first tong arm,, the other end of described screw rod is arranged with the nut for pressing the first tong arm and the second tong arm.
6. the fixing pincers of combination of the use fixing pincers that the reset of shaft fracture steel plate is implanted as described in claim 1 to 5, it is characterized in that, comprise the first fixing pincers, the second fixing pincers and bindiny mechanism, described bindiny mechanism comprises hinge and the first nut, the second nut, the 3rd nut and the 4th nut, the two ends of described hinge are respectively arranged with the first nut and the second nut, when the two ends of described hinge are arranged in the first fixing pincers, after first tong arm and the second tong arm of the second fixing pincers, the first nut and the second nut are arranged at respectively the inner side of two fixing pincers, described the 3rd nut is arranged at the outside of the first fixing pincers, form fixing the first tong arm and the second tong arm clamping of latch-up structure locking first with the first nut, described the 4th nut is arranged at the outside of second fixing pincers, form fixing the first tong arm and the second tong arm clamping of latch-up structure locking second with the second nut.
7. the fixing pincers of combination that a kind of shaft fracture steel plate reset as claimed in claim 6 is implanted, is characterized in that, be provided for the top rod of supporting steel plate, top rod vertically arranges hinge, pushes up excellent one end supporting steel plate, and the other end is threaded with hinge.
8. the use shaft fracture steel plate as described in claim 1 to the 4 fixing pincers of combination of the fixing pincers of implanting that reset, it is characterized in that: comprise the first fixing pincers and the second fixing pincers, between the described first fixing pincers and the second fixing pincers, be provided with link gear, described link gear comprises the first gangbar, the second gangbar, lock nut and nut, the two ends of described the first gangbar connect respectively the first tong arm of the first fixing pincers and the first tong arm of the second fixing pincers, the two ends of described the second gangbar connect respectively the second tong arm of the first fixing pincers and the second tong arm of the second fixing pincers, described lock nut is arranged in described the first gangbar and the second gangbar, described nut sleeve is located at described lock nut, be used for driving described the first gangbar and the second gangbar move toward one another.
9. the fixing pincers of combination that a kind of shaft fracture steel plate reset as claimed in claim 8 is implanted, it is characterized in that: be provided with latch-up structure, comprise screw rod and nut, one end of screw rod is through the second gangbar, hinged with described the first gangbar, and the other end of screw rod is arranged with the nut for pressing the first gangbar and the second gangbar.
10. the fixing pincers of combination that a kind of shaft fracture steel plate reset as claimed in claim 8 is implanted, it is characterized in that: described the first gangbar and the described first fixing pincers, the described second fixing pincers removably connect, described the second gangbar and the described first fixing pincers, the described second fixing pincers removably connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520883235.XU CN205234573U (en) | 2015-11-03 | 2015-11-06 | Fixed pincers and fixed pincers of combination that key fracture steel sheet resets and implants |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015208713806 | 2015-11-03 | ||
| CN201520871380 | 2015-11-03 | ||
| CN201520883235.XU CN205234573U (en) | 2015-11-03 | 2015-11-06 | Fixed pincers and fixed pincers of combination that key fracture steel sheet resets and implants |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205234573U true CN205234573U (en) | 2016-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520883235.XU Expired - Fee Related CN205234573U (en) | 2015-11-03 | 2015-11-06 | Fixed pincers and fixed pincers of combination that key fracture steel sheet resets and implants |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205234573U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106913368A (en) * | 2017-04-21 | 2017-07-04 | 胡金玺 | Minimally invasive irreducible is along intertrochanteric fracture reduction forceps |
| CN110115622A (en) * | 2019-06-12 | 2019-08-13 | 濮阳市贝力医疗器械有限公司 | A kind of quick steel plate playback fracture pincers and its application method |
| CN114271921A (en) * | 2021-12-21 | 2022-04-05 | 河南省洛阳正骨医院（河南省骨科医院） | Fracture reduction fixer under femoral trochanter |
-
2015
- 2015-11-06 CN CN201520883235.XU patent/CN205234573U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106913368A (en) * | 2017-04-21 | 2017-07-04 | 胡金玺 | Minimally invasive irreducible is along intertrochanteric fracture reduction forceps |
| CN106913368B (en) * | 2017-04-21 | 2023-09-26 | 胡金玺 | Minimally invasive difficult-to-restore cis-tuberosity fracture reduction forceps |
| CN110115622A (en) * | 2019-06-12 | 2019-08-13 | 濮阳市贝力医疗器械有限公司 | A kind of quick steel plate playback fracture pincers and its application method |
| CN114271921A (en) * | 2021-12-21 | 2022-04-05 | 河南省洛阳正骨医院（河南省骨科医院） | Fracture reduction fixer under femoral trochanter |
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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: 20160518 Termination date: 20211106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |