CN105496511A - Active pressurizing type bone holding forceps for fracture parts with different diameters - Google Patents
Active pressurizing type bone holding forceps for fracture parts with different diameters Download PDFInfo
- Publication number
- CN105496511A CN105496511A CN201510899306.XA CN201510899306A CN105496511A CN 105496511 A CN105496511 A CN 105496511A CN 201510899306 A CN201510899306 A CN 201510899306A CN 105496511 A CN105496511 A CN 105496511A
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- CN
- China
- Prior art keywords
- holding forceps
- bone holding
- clamp jaw
- arc pawl
- elastic device
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/885—Tools for expanding or compacting bones or discs or cavities therein
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2926—Details of heads or jaws
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Ophthalmology & Optometry (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to the technical field of medical apparatus and instruments, and provides a pair of active pressurizing type bone holding forceps for fracture parts with different diameters. The pair of active pressurizing type bone holding forceps comprises a left handle, a right handle, a left clamp jaw, a right clamp jaw and an elastic device, wherein at least two sectional arc-shaped jaws distributed in front and back are arranged at the upper part of the left clamp jaw; the right clamp jaw and the left clamp jaw adopt the same structure and are in bilaterally symmetric distribution; the top of the left handle is fixed with the bottom of the left clamp jaw, and the top of the right handle is fixed with the bottom of the right clamp jaw. The active pressurizing type bone holding forceps are reasonable and compact in structure and convenient to use, at least two pairs of symmetric arc-shaped jaws are arranged on the left clamp jaw and the right clamp jaw, and the sectional arc-shaped jaws are fixed on two sides of a bony suture respectively; clamping force is provided by the elastic device; two sections of fractured bones can be effectively and temporarily fixed only through one pair of active pressurizing type bone holding forceps, the fixation is reliable, the stability is high, and manpower consumption is reduced; the symmetric clamping force is not likely to cause secondary injury of the bones, and the active pressurizing type bone holding forceps have the characteristics of safety, labor saving, simplicity, convenience and high efficiency.
Description
Technical field
The present invention relates to technical field of medical instruments, is a kind of different tube diameters fracture site active pressor formula bone holding forceps.
Background technology
Along with the development of traffic, construction business, the fracture of the High energy trauma caused is no longer traditional single-shot or simple Closed injury, often merges the fracture of serious soft tissue injury, multiple fracture, merging open injury; Secondly, senile people's fracture is with multisystem organ dysfunction, and these knotty problems are clinical treatment difficult problems in field of orthopaedics always.Owing to merging soft tissue contusion, avulsion during wound, even defect and senile people fracture with multisystem organ dysfunction, thus the state of an illness is complicated, past often adopts the open internal fixation operation treatment such as open surgery implant plate, screw, Rectangle shape nail, fixing interlocking intramedullary nail system, complication is many, treatment difficulty, postoperative infection, malunion, bone does not connect are the modal 3 kinds of complication of traumatic fracture, wherein common with postoperative infection, according to incompletely statistics, person reaches 76.3% in open fracture, postoperative infection to occur.The anxiety in blood source, the restriction of bed rotation rate still more, the end has been gone in the operation making fracture merge the open reduction internal fixtion of soft tissue injury, particularly shaft fracture, more and more need Wicresoft's open reduction External fixation, and in real work, there is no temporary fixed bone holding forceps after shaft fracture open reduction, usually use two traditional pawl bone holders or traditional three-paw bone-holding tool.
The weak point of two traditional pawl bone holders is: too narrow, and one can only hold side of fracture end bone holding forceps, and to temporary fixed, needing is alone two hand-held two bone holding forceps; Stability maintenance is poor.
The weak point of traditional three-paw bone-holding tool is: three-jaw is stressed not at same plane.
Summary of the invention
The invention provides a kind of different tube diameters fracture site active pressor formula bone holding forceps, overcome the deficiency of above-mentioned prior art, it can effectively solve needs to be alone that two hand-held two bone holding forceps just can carry out the temporary fixed of bone, poor stability, and manpower consumption is large; Stressed not in conplane problem.
Technical scheme of the present invention is realized by following measures: a kind of different tube diameters fracture site active pressor formula bone holding forceps, comprise left handle, right handles, left jamming claw, right jamming claw and elastic device; Left jamming claw top is provided with at least two arc pawls along the segmentation of front and back distribution; Right jamming claw structure is consistent with left jamming claw structure, symmetrical distribution; Be fixed together bottom left handle top and left jamming claw, be fixed together bottom right handles top and right jamming claw; Be hingedly connected together by hinge between left handle and right handles; Be provided with between left handle and right handles and can provide the elastic device of elastic force in both sides to the left and right, described elastic device is arranged on below hinge.
Here is the further optimization and/or improvements to foregoing invention technical scheme:
The inner side of above-mentioned arc pawl can be provided with the anti-skidding micro-tooth being no less than two.
Above-mentioned anti-skidding micro-tooth can be fixed on the taper shape on the inwall of arc pawl in bottom surface.
Above-mentioned anti-skidding micro-tooth can be skewed in what tilt to arc pawl top one side.
Above-mentioned arc pawl can be flexible arc pawl.
The width of above-mentioned arc pawl can be 10mm to 50mm.
Above-mentioned elastic device can be Compress Spring.
Reasonable and compact in structure of the present invention, easy to use, it by arranging at least two arc pawls to symmetry on left jamming claw and right jamming claw, and the arc pawl of stagewise is separately fixed at sutura both sides; Chucking power is provided by elastic device; Only need a present invention effectively to be undertaken temporary fixed by two sections of bones of fracture, and fixing reliable, stability is strong, reduces manpower consumption; Symmetrical chucking power not easily causes quadratic loss to bone, has safe, laborsaving, easy, efficient feature.
Accompanying drawing explanation
Accompanying drawing 1 is the main TV structure schematic diagram of preferred embodiment.
Accompanying drawing 2 is the left side TV structure schematic diagram of accompanying drawing 1.
Coding in accompanying drawing is respectively: 1 is left handle, and 2 is right handles, and 3 is left jamming claw, and 4 is right jamming claw, and 5 is elastic device, and 6 is arc pawl, and 7 is hinge, and 8 is anti-skidding micro-tooth.
Detailed description of the invention
The present invention by the restriction of following embodiment, can not determine concrete embodiment according to technical scheme of the present invention and practical situation.
In the present invention, for convenience of description, the description of the relative position relation of each parts is all be described according to the Butut mode of Figure of description 1, as: the position relationship of upper and lower, left and right etc. determines according to the Butut direction of Figure of description.
Below in conjunction with embodiment and accompanying drawing, the invention will be further described:
As shown in accompanying drawing 1,2, these different tube diameters fracture site active pressor formula bone holding forceps comprise left handle 1, right handles 2, left jamming claw 3, right jamming claw 4 and elastic device 5; Left jamming claw 3 top is provided with at least two arc pawls 6 along the segmentation of front and back distribution; Right jamming claw 4 structure is consistent with left jamming claw 3 structure, symmetrical distribution; Be fixed together bottom left handle 1 top and left jamming claw 3, be fixed together bottom right handles 2 top and right jamming claw 4; Be hingedly connected together by hinge 7 between left handle 1 and right handles 2; Be provided with between left handle 1 and right handles 2 and can provide the elastic device 5 of elastic force in both sides to the left and right, described elastic device 5 is arranged on below hinge 7.
When needing two sections of bones of temporary fixed fracture, by two sections of bone docking; Hand-held left handle 1 and right handles 2 rear end, left handle 1 and right handles 2 extrude to centre by the elastic force overcoming elastic device 5, left jamming claw 3 is separated with right jamming claw 4, be stuck in the outside of two sections of bones of fracture, guarantee that the arc pawl 6 of segmentation is stuck in the both sides of sutura and does not act on sutura, now shed chucking power on hand, under the elastic force effect of elastic device 5, left jamming claw 3 and the oriented interior tendencies toward shrinkage of right jamming claw 4, by fracture two sections of bones reliable and stable temporary fixed live; Be symmetrical arranged the chucking power that arc pawl 6 can provide symmetrical, not easily quadratic loss caused to bone; The present invention only needs one can effectively be undertaken temporary fixed by two sections of bones of fracture, fixing reliable, stability is strong, without the need to being alone two hand-held two monodactyle bone holding forceps, reduces manpower consumption; When the bone ruptured is backbone, can by arranging the arc pawl 6 of segmentations of three or more, key stable temporary fixed to ensure.The present invention has safe, laborsaving, easy, efficient feature.
According to actual needs, above-mentioned different tube diameters fracture site active pressor formula bone holding forceps can be made further optimization and/or improvements:
As shown in Figure 1, the inner side of arc pawl 6 is provided with the anti-skidding micro-tooth 8 being no less than two.Such two sections of bone plaies that can prevent rupturing, increase temporary fixed stability.
As shown in Figure 1, anti-skidding micro-tooth 8 is fixed on the taper shape on the inwall of arc pawl 6 in bottom surface.Be convenient to so evenly apply pressure to by the bone clamped.
As shown in Figure 1, anti-skidding micro-tooth 8 is skewed in what tilt to arc pawl 6 top one side.Such can to the plus-pressure being provided side-lower in arc pawl 6 by the bone clamped.
As shown in accompanying drawing 1,2, arc pawl 6 is flexible arc pawl 6.Because bone is not regular shape, diameter changes often, and Flexible Design can allow arc pawl 6 more fit with the different-diameter section of bone, provides and has more chucking power that is active and change, make the temporary fixed more firm of bone.
As shown in accompanying drawing 1,2, the width of arc pawl 6 is 10mm to 50mm.Such contact area that can increase arc pawl 6 and bone, reduces the pressure that bone bears.
As shown in Figure 1, elastic device 5 can be Compress Spring.
Above technical characteristic constitutes most preferred embodiment of the present invention, and it has stronger adaptability and best implementation result, can increase and decrease non-essential technical characteristic according to actual needs, meet the demand of different situations.
Claims (10)
1. different tube diameters fracture site active pressor formula bone holding forceps, is characterized in that comprising left handle, right handles, left jamming claw, right jamming claw and elastic device; Left jamming claw top is provided with at least two arc pawls along the segmentation of front and back distribution; Right jamming claw structure is consistent with left jamming claw structure, symmetrical distribution; Be fixed together bottom left handle top and left jamming claw, be fixed together bottom right handles top and right jamming claw; Be hingedly connected together by hinge between left handle and right handles; Be provided with between left handle and right handles and can provide the elastic device of elastic force in both sides to the left and right, described elastic device is arranged on below hinge.
2. different tube diameters fracture site active pressor formula bone holding forceps according to claim 1, is characterized in that the inner side of arc pawl is provided with the anti-skidding micro-tooth being no less than two.
3. different tube diameters fracture site active pressor formula bone holding forceps according to claim 2, is characterized in that anti-skidding micro-tooth is the taper shape that bottom surface is fixed on the inwall of arc pawl.
4. the different tube diameters fracture site active pressor formula bone holding forceps according to Claims 2 or 3, is characterized in that anti-skidding micro-tooth is skewed in what tilt to arc pawl top one side.
5. the different tube diameters fracture site active pressor formula bone holding forceps according to claim 1 or 2 or 3, is characterized in that arc pawl is flexible arc pawl.
6. different tube diameters fracture site active pressor formula bone holding forceps according to claim 4, is characterized in that arc pawl is flexible arc pawl.
7. the different tube diameters fracture site active pressor formula bone holding forceps according to claim 1 or 2 or 3, is characterized in that the width of arc pawl is 10mm to 50mm; Or/and elastic device is Compress Spring.
8. different tube diameters fracture site active pressor formula bone holding forceps according to claim 4, is characterized in that the width of arc pawl is 10mm to 50mm; Or/and elastic device is Compress Spring.
9. different tube diameters fracture site active pressor formula bone holding forceps according to claim 5, is characterized in that the width of arc pawl is 10mm to 50mm; Or/and elastic device is Compress Spring.
10. different tube diameters fracture site active pressor formula bone holding forceps according to claim 6, is characterized in that the width of arc pawl is 10mm to 50mm; Or/and elastic device is Compress Spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510899306.XA CN105496511A (en) | 2015-12-09 | 2015-12-09 | Active pressurizing type bone holding forceps for fracture parts with different diameters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510899306.XA CN105496511A (en) | 2015-12-09 | 2015-12-09 | Active pressurizing type bone holding forceps for fracture parts with different diameters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105496511A true CN105496511A (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510899306.XA Pending CN105496511A (en) | 2015-12-09 | 2015-12-09 | Active pressurizing type bone holding forceps for fracture parts with different diameters |
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| CN (1) | CN105496511A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108888333A (en) * | 2018-08-17 | 2018-11-27 | 遵义市中医院 | A kind of universal Medical bottle opener auxiliary tool |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2367261Y (en) * | 1999-02-26 | 2000-03-08 | 王俊江 | Noval four-claw tongs type holder |
| CN2708855Y (en) * | 2004-06-18 | 2005-07-13 | 姚松平 | Four-claw bone holder having press plate with hole |
| CN2875345Y (en) * | 2006-02-10 | 2007-03-07 | 王洪申 | Patella repositor |
| WO2007108074A1 (en) * | 2006-03-17 | 2007-09-27 | Saga University | Bone graft plate |
| CN201131787Y (en) * | 2008-01-04 | 2008-10-15 | 孙友良 | Supporting bone and resetting fixator |
| CN201710438U (en) * | 2010-07-07 | 2011-01-19 | 闫敏 | Orthopedic fixing clamp |
-
2015
- 2015-12-09 CN CN201510899306.XA patent/CN105496511A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2367261Y (en) * | 1999-02-26 | 2000-03-08 | 王俊江 | Noval four-claw tongs type holder |
| CN2708855Y (en) * | 2004-06-18 | 2005-07-13 | 姚松平 | Four-claw bone holder having press plate with hole |
| CN2875345Y (en) * | 2006-02-10 | 2007-03-07 | 王洪申 | Patella repositor |
| WO2007108074A1 (en) * | 2006-03-17 | 2007-09-27 | Saga University | Bone graft plate |
| CN201131787Y (en) * | 2008-01-04 | 2008-10-15 | 孙友良 | Supporting bone and resetting fixator |
| CN201710438U (en) * | 2010-07-07 | 2011-01-19 | 闫敏 | Orthopedic fixing clamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108888333A (en) * | 2018-08-17 | 2018-11-27 | 遵义市中医院 | A kind of universal Medical bottle opener auxiliary tool |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160420 |