CN105534589B - A kind of push rod external location-plate being connected with notch graft hone lamella and inserting - Google Patents
A kind of push rod external location-plate being connected with notch graft hone lamella and inserting Download PDFInfo
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- CN105534589B CN105534589B CN201510886228.XA CN201510886228A CN105534589B CN 105534589 B CN105534589 B CN 105534589B CN 201510886228 A CN201510886228 A CN 201510886228A CN 105534589 B CN105534589 B CN 105534589B
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- China
- Prior art keywords
- push rod
- plate
- hone lamella
- rod
- external location
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Classifications
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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
- A61B17/56—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
- A61B17/92—Impactors or extractors, e.g. for removing intramedullary devices
-
- 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/808—Instruments for holding or positioning bone plates, or for adjusting screw-to-plate locking mechanisms
-
- 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
- A61B2017/564—Methods for bone or joint treatment
Abstract
External location-plate is connected with notch graft hone lamella and inserts push rod by one, belongs to orthopedic medical device technical field, in Minimally Invasive Surgery, blade plate is inserted location.Its technical scheme is: external location-plate connects by the attachment structure of the push rod body of rod is corresponding with notch graft hone lamella, selecting different bayonet locks or draw-in groove can make external location-plate and notch graft hone lamella accurate contraposition, the union joint of push rod lower end can regulate angle of inclination by universal drive shaft.Present configuration is simple and convenient to operate, highly effective, use push rod that external location-plate and notch graft hone lamella entirety can be placed to notch graft hone lamella precalculated position, and by external location-plate notch graft hone lamella accurately implanted Kirschner wire and fixing screw is fixed.The present invention is the innovation of external location-plate and notch graft hone lamella implantation mode, solves external location-plate and notch graft hone lamella para-position inaccurate and insert an inconvenient difficult problem, decreases operating time, improve the efficiency of Minimally Invasive Surgery.
Description
Technical field
The present invention relates to blade plate is inserted by a kind of Minimally Invasive Surgery the push rod device of location, belong to orthopedic medical device skill
Art field.
Background technology
In the operation of orthopaedics therapy fracture, Interal fixation is common Fracture internal fixaiion method, and Interal fixation includes weight
Build steel plate, dissection armor plate, hook plate etc., wherein most commonly seen with dissection armor plate.Now widely used blade plate is arc tips
The steel plate of head or titanium lath, it is arranged with multiple implantation and follows closely fixing hole.In use find, blade plate is being inserted patient's skin
After lower wound, positioning and fixing blade plate and deviation often occur, not only surgical effect is affected, and also add the misery of patient.
For normal bone plate and the limitation of implanted prosthetics, healthcare givers and scientific research personnel blade plate carried out substantial amounts of research and
Improving, achieve good effect, China Patent No. 200920103620.2,201020223842.0 individually discloses one certainly
Location micro wound coaptation plate and a kind of stress dispersion bone plate, use above-mentioned blade plate at subcutaneous storing blade plate minimally-invasive treatment long bone
During dry fracture, skin is outer to be connected with the two ends of notch graft hone lamella by the trench structure at two ends with identical blade plate, for interim
Locating pin hole site and put nail direction, can avoid the blade plate of subcutaneous storing during operation technique to slide or mobile simultaneously.This
The blade plate of kind structure is applied to clinic and achieves good effect, but yet suffers from deficiency, major problem is that notch graft
Hone lamella be connected with the blade plate playing skin outside fix effect only rely on Kirschner wire location while carry out, connect insecure, very
Being susceptible to the phenomenons such as dislocation, displacement, the operation of the fixing screw for continuing causes the biggest difficulty, even cannot be carried out, not only
Delay operating time, it is also possible to produce the unstable serious consequence of plate fixation.In order to make subcutaneous synthetism in Minimally Invasive Surgery
Plate and the blade plate playing skin outside fix effect are connected firmly, to reach the effect of accurate positioning, it is quite necessary to develop new
Device and technology solve the technical barrier existed.
Summary of the invention
The technical problem to be solved is to provide one and is connected with notch graft hone lamella by external location-plate and inserts
Push rod, this connection and insert push rod and notch graft hone lamella and skin outside fix blade plate can be linked together, notch graft hone lamella
Can quickly insert hypodermic tunnel, utilize the screw that skin outside fix blade plate screw is quick, be accurately positioned notch graft hone lamella, insert spiral shell
The fixing fracture of nail.
The technical scheme solving above-mentioned technical problem is:
External location-plate is connected with notch graft hone lamella and inserts push rod by one, and the body of rod of push rod is stock, the bar of push rod
Body is placed along the length direction of notch graft hone lamella, and the body of rod of push rod has bottom-up inclination angle with the plate face of notch graft hone lamella
Degree, the lower end of push rod has the union joint of bending to be grafting with notch graft hone lamella or threaded, has connection in the middle part of the body of rod of push rod
Structure is connected with external location-plate, and handle is inserted in the upper end of push rod.
Above-mentioned external location-plate is connected and is inserted push rod, the union joint of described push rod lower end and the body of rod with notch graft hone lamella
Junction connected by universal drive shaft, universal drive shaft has locking device.
Above-mentioned external location-plate is connected and is inserted push rod with notch graft hone lamella, the connection knot in the middle part of the body of rod of described push rod
Structure is that the both sides of the body of rod have multiple outwardly directed bayonet lock respectively, multiple bayonet locks along push rod length direction arrange, bayonet lock with push away
The body of rod of bar is vertical, and the both sides of the edge of external location-plate are respectively embedded in the gap of adjacent bayonet lock.
Above-mentioned external location-plate is connected and is inserted push rod with notch graft hone lamella, the connection knot in the middle part of the body of rod of described push rod
Structure is that the both sides of the body of rod have multiple inside draw-in groove respectively, and multiple draw-in grooves arrange along push rod length direction, draw-in groove and push rod
The body of rod is vertical, external location-plate both sides of the edge be respectively embedded in draw-in groove.
Above-mentioned external location-plate is connected and is inserted push rod, the bayonet lock of described push rod or the bottom of draw-in groove with notch graft hone lamella
The body of rod has the elongated slot of hollow, and the width of elongated slot matches with the diameter of the fixing screw of notch graft hone lamella.
The invention has the beneficial effects as follows:
The external location-plate of the present invention connects by the attachment structure of the push rod body of rod is corresponding with notch graft hone lamella, selects different
Bayonet lock or draw-in groove can make external location-plate and notch graft hone lamella accurate contraposition, and the union joint of push rod lower end is permissible by universal drive shaft
Regulation angle of inclination, the hollow elongated slot in the middle part of push rod can be fixed the fixing screw placement of notch graft hone lamella easily.
Present configuration is simple and convenient to operate, highly effective, and push rod top can make external location-plate and notch graft hone lamella
Accurate contraposition, uses push rod external location-plate and notch graft hone lamella entirety can be placed to notch graft hone lamella precalculated position, and
By external location-plate notch graft hone lamella accurately implanted Kirschner wire and fixing screw is fixed.
The present invention is the innovation of external location-plate and notch graft hone lamella implantation mode, solves external location-plate and notch graft
Hone lamella para-position is inaccurate and inserts an inconvenient difficult problem, decreases operating time, improves the efficiency of Minimally Invasive Surgery.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the another kind of structural representation of the present invention；
Fig. 3 is the another kind of structural representation of the present invention；
Fig. 4 is the another kind of structural representation of the present invention.
In figure, labelling is as follows: push rod 1, union joint 2, handle 3, universal drive shaft 4, bayonet lock 5, draw-in groove 6, elongated slot 7, lateral bending 8, external
Location-plate 9, notch graft hone lamella 10, external location board slot 11, notch graft hone lamella groove 12, jack 13, screw 14.
Detailed description of the invention
The present invention is that notch graft hone lamella 10 is pushed into synthetism position, simultaneously along the length direction of long bone by push rod 1
Keep external location-plate 9 synchronizing moving above notch graft hone lamella 10, after arriving synthetism position, by the standard of external location-plate 9
Determine that notch graft hone lamella 10 is fixed in position.
Showing in figure, external location-plate 9 and notch graft hone lamella 10 that the present invention uses are elongated plates face, in plate face
There are the external location board slot 11 along plate face length direction and a notch graft hone lamella groove 12 in two ends, in vitro location board slot 11 and subcutaneous
Have screw 14, screw 14 to be used for fixing screw on plate face between synthetism board slot 12 long bone is fixed.External location-plate 9 He
Notch graft hone lamella 10 shape is identical, and external location board slot 11, notch graft hone lamella groove 12 are identical with the position of screw 14, in order to
Notch graft hone lamella 10 can be accurately fixed by external location-plate 9 after inserting notch graft hone lamella 10.
Showing in figure, the body of rod of push rod 1 is stock, and the body of rod of push rod 1 is placed along the length direction of notch graft hone lamella 10,
The body of rod of push rod 1 has bottom-up angle of inclination with the plate face of notch graft hone lamella 10, and there is the union joint of bending the lower end of push rod 1
2 are connected with the notch graft hone lamella 10 inserted, and have attachment structure to be connected with external location-plate 9, push rod in the middle part of the body of rod of push rod 1
Handle 3 is inserted in the upper end of 1.
Showing in figure, the union joint 2 of push rod 1 lower end is connected by universal drive shaft 4 with the junction of the body of rod, universal drive shaft 4 has lock
Tight device.Use universal drive shaft 4 can adjust the angle of inclination of push rod 1, lock after adjustment, so that external location-plate 9 is with subcutaneous
Accurate contraposition when blade plate 10 connects.
Showing in figure, the union joint 2 of push rod 1 lower end uses jack 13 to be connected with notch graft hone lamella 10, at notch graft hone lamella
Having jack 13 on the notch graft hone lamella 10 of the end of groove 12, the front end of union joint 2 is inserted in jack 13, and jack 13 connects can be adopted
It is inserted directly into connected mode with unthreaded hole, it would however also be possible to employ thread connecting mode, has screw thread at jack 13 inwall and union joint 2 front end
Matching, two kinds of connected modes compare, threaded more firm.
Showing in figure, the body of rod of push rod 1 is connected by bayonet lock 5 or draw-in groove 6 with external location-plate 9.Its attachment structure is to push away
There are multiple outside bayonet lock 5 or inside draw-in groove 6, multiple bayonet locks 5 or draw-in groove 6 in the body of rod both sides of bar 1 respectively along push rod 1 length
Direction arrange, bayonet lock 5 or draw-in groove 6 are vertical with the body of rod of push rod 1, external location-plate 9 both sides of the edge be respectively embedded in two
In gap between bayonet lock 5 or draw-in groove 6.
Fig. 1 shows, when push rod 1 is common straight-bar, due to blocking of push rod 1, plants downwards from external location-plate 9
Enter fixing screw to fix notch graft hone lamella 10 and can only carry out from the other end of external location-plate 9, fix this one end the most again, therefore
The present invention also has the bar structure of other several push rods 1.
Fig. 2,3,4 show, the body of rod of push rod 1 is changed, and the body of rod of push rod 1 is at the bottom body of rod of bayonet lock 5 or draw-in groove 6
On have the elongated slot 7 of hollow, or the body of rod has outside bending, or the body of rod has the groove of other shapes.The width of these grooves
Match with the diameter of the fixing screw of fixing notch graft hone lamella 10.After using these structures, notch graft hone lamella 10 is put by push rod 1
Enter after putting in place, directly can implant downwards fixing screw, the body of rod of push rod 1 from the external location board slot 11 of external location-plate 9
The effect of blocking will not be played.
The use process of the present invention is as follows:
The union joint 2 of push rod 1 lower end is connected with the jack 13 of notch graft hone lamella 10, then external by external location-plate 9
Board slot 11 both sides of the edge, location are inserted in bayonet lock 5 or the draw-in groove 6 of the body of rod both sides of push rod 1, simultaneously by the ten thousand of push rod 1 lower end
Adjust the angle of push rod 1 to axle 4, make external location-plate 9 and notch graft hone lamella 10 para-position, then locking universal drive shaft 4, external location
Plate 9 is fixed with notch graft hone lamella 10 and has been connected.
Hold handle 3 above push rod 1 and notch graft hone lamella 10 is pushed into synthetism position along the length direction of long bone, with
Time keep external location-plate 9 synchronizing moving above notch graft hone lamella 10, after arriving synthetism position, by external location-plate 9
External location board slot 11 implants downwards fixing screw, is accurately positioned fixing notch graft hone lamella 10.
Claims (5)
1. external location-plate is connected with notch graft hone lamella and inserts push rod by one kind, it is characterised in that: the body of rod of push rod (1) is for long
Bar, the body of rod of push rod (1) is along the length direction placement of notch graft hone lamella (10), the body of rod of push rod (1) and notch graft hone lamella
(10) plate face has bottom-up angle of inclination, the lower end of push rod (1) to have union joint (2) and the notch graft hone lamella (10) of bending
For grafting or threaded, attachment structure in the middle part of the body of rod of push rod (1), is had to be connected with external location-plate (9), push rod (1) upper
End inserts handle (3).
The most according to claim 1 external location-plate be connected with notch graft hone lamella and insert push rod, it is characterised in that: institute
The junction of the union joint (2) and the body of rod of stating push rod (1) lower end is connected by universal drive shaft (4), and universal drive shaft has locking device on (4).
The most according to claim 2 external location-plate be connected with notch graft hone lamella and insert push rod, it is characterised in that: institute
State the both sides that the attachment structure in the middle part of the body of rod of push rod (1) is the body of rod and have multiple outwardly directed bayonet lock (5), multiple bayonet locks respectively
(5) arranging along push rod (1) length direction, bayonet lock (5) is vertical with the body of rod of push rod (1), the both sides of the edge of external location-plate (9)
It is respectively embedded in the gap of adjacent bayonet lock (5).
The most according to claim 2 external location-plate be connected with notch graft hone lamella and insert push rod, it is characterised in that: institute
State the both sides that the attachment structure in the middle part of the body of rod of push rod (1) is the body of rod and have multiple inside draw-in groove (6), multiple draw-in grooves (6) respectively
Along push rod (1) length direction arrange, draw-in groove (6) is vertical with the body of rod of push rod (1), external location-plate (9) both sides of the edge
It is respectively embedded in draw-in groove (6).
5., according to being connected with notch graft hone lamella by external location-plate and inserting push rod described in claim 3 or 4, its feature exists
In: the bayonet lock (5) of described push rod (1) or the bottom body of rod of draw-in groove (6) have the elongated slot (7) of hollow, and the width of elongated slot (7) is with subcutaneous
The diameter of the fixing screw of blade plate (10) matches.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510886228.XA CN105534589B (en) | 2015-12-07 | 2015-12-07 | A kind of push rod external location-plate being connected with notch graft hone lamella and inserting |
| PCT/CN2016/076873 WO2017096730A1 (en) | 2015-12-07 | 2016-03-21 | Bone plate assembly for minimally invasive surgery in orthopedics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510886228.XA CN105534589B (en) | 2015-12-07 | 2015-12-07 | A kind of push rod external location-plate being connected with notch graft hone lamella and inserting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105534589A CN105534589A (en) | 2016-05-04 |
| CN105534589B true CN105534589B (en) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510886228.XA Active CN105534589B (en) | 2015-12-07 | 2015-12-07 | A kind of push rod external location-plate being connected with notch graft hone lamella and inserting |
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| CN (1) | CN105534589B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107874826A (en) * | 2017-12-07 | 2018-04-06 | 何启新 | It is a kind of percutaneously to position the minimally invasive internal fixation steel plate screw withdrawing device of orthopaedics and its application method |
| CN109964994A (en) * | 2017-12-28 | 2019-07-05 | 安徽省卓创信息科技服务有限公司 | A kind of clamp system of fish processing |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8496665B2 (en) * | 2008-02-13 | 2013-07-30 | Biomet C.V. | Drill sleeve |
| CN201316312Y (en) * | 2008-12-17 | 2009-09-30 | 安阳钢铁集团有限责任公司 | Bone plate fixer |
| US8425520B2 (en) * | 2009-10-30 | 2013-04-23 | Depuy Spine, Inc. | Bone plate holder |
| CN201612684U (en) * | 2010-02-04 | 2010-10-27 | 常州康鼎医疗器械有限公司 | Bone plate holding forceps |
| CN103239284A (en) * | 2013-04-16 | 2013-08-14 | 刘毅 | Bone fracture plate screw positioning device |
| CN203763219U (en) * | 2014-03-18 | 2014-08-13 | 闻泰医疗科技（上海）有限公司 | Straight bone fracture plate device for minimally invasive surgery |
| CN205181465U (en) * | 2015-12-07 | 2016-04-27 | 张英泽 | With external locating plate and notch graft hone lamella be connected with push rod of putting into |
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- 2015-12-07 CN CN201510886228.XA patent/CN105534589B/en active Active
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| Publication number | Publication date |
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| CN105534589A (en) | 2016-05-04 |
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