CN109820586A - Bracket follows closely micro wound coaptation plate system - Google Patents
Bracket follows closely micro wound coaptation plate system Download PDFInfo
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- CN109820586A CN109820586A CN201910182034.XA CN201910182034A CN109820586A CN 109820586 A CN109820586 A CN 109820586A CN 201910182034 A CN201910182034 A CN 201910182034A CN 109820586 A CN109820586 A CN 109820586A
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- screw
- support column
- rivet nut
- circumferential support
- synthetism
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Abstract
Bracket follows closely micro wound coaptation plate system, including synthetism plate body, screw, support column, it is characterized in that screw head is provided with the diameter cylinder bigger than screw rivet nut, the lateral surface of cylinder has external screw thread, the screw hole that both sides setting at least two across the synthetism plate body of fracture matches with cylindrical external thread, support column setting is in screw rivet nut and annular in shape, circumferential support column is in shim-like and overall processing forms together with screw rivet nut, or circumferential support column is screwed in screw rivet nut in shim-like and screw thread, or circumferential support column in socket shape and is socketed in screw rivet nut, or circumferential support column is screwed in screw rivet nut in socket shape and with screw thread.Compared with the prior art the present invention, has and both can be effectively carried out minimally invasive synthetism, easy to operate when synthetism is fixed, and will not generate compressing, after union, easily disassembled advantage to fracture site surface, periosteum, skin.
Description
Technical field: the present invention relates to a kind of orthopedic medical devices.
Background technique: as disclosed in patent application 201610253693.4, existing micro wound coaptation plate system, bone plate
At least two support columns, synthetism is arranged across the both sides of fracture line, every side of the wherein one side of synthetism plate body in the wherein one side of body
Screw hole is provided on plate body, screw is inserted into screw hole from the another side of synthetism plate body and passes through support column, eventually enters into bone skin
Matter completes fracture fixation；Or adjacent two support column is fixedly connected on the synthetism plate body of screw hole two sides, screw is from bone plate
Cortical bone, which is directly entered, after the another side insertion screw hole of body completes fracture fixation.Such bone plate system needs to rely on support
Column is firmly secured between fracture segment bone face and bone plate under the action of screw, to guarantee the stabilization of the fixed framework of sclerotin, into
And guarantee the stabilization of fracture segment.Patent 200710145860.4 discloses a kind of bone plate system that minimally invasive synthetism can be achieved, should
In clinical application, there is the inconvenient problem of operation in system.
Summary of the invention: the purpose of the present invention is to provide a kind of there is plate fixation fracture stabilization to have reliably, again simultaneously
There is exterior fixing rack not need to cut i.e. Minimally Invasive Surgery on a large scale, separate bone face, periosteum, not oppressing bone face, periosteum can be real
Existing stable fracture is fixed, meanwhile, it, can be to avoid taking interior fixation " major operation ", easy to operate branch for the second time after union
Frame follows closely micro wound coaptation plate system.The invention is realized in this way including synthetism plate body, screw,Support column, its special feature is that
Screw head is provided with the diameter cylinder bigger than screw rivet nut, and the lateral surface of cylinder has external screw thread, across the synthetism of fracture
At least two screw holes to match with cylindrical external thread are respectively arranged in the both sides of plate body, and support column is arranged in screw rivet nut and is in ring
Shape, circumferential support column is in shim-like and overall processing forms together with screw rivet nut；Or circumferential support column is in shim-like and spiral shell
Line is screwed in screw rivet nut；Or circumferential support column in socket shape and is socketed in screw rivet nut；Or circumferential support column is in
It socket shape and is screwed in screw rivet nut with screw thread.
In use, maintaining reduction of the fracture state after the reduction of the fracture, selecting the synthetism plate body of suitable length, the synthetism plate body
The bone face or skin external form of external form and fracture match；Then entry point is determined, skin opens small notch at entry point, point
From to bone face and measuring with a distance from bone face to skin surface, bone plate is placed to corresponding position, determines screw hole face skin into nail
Point small notch position, bone drill pierces sclerotin and penetrates cortical bone, and measurement is pierced to side seam face to bone plate surface distance, according to
Measure length, the corresponding screw with length with socket shape circumferential support column or with shim-like circumferential support of selection
Screw, and be screwed into the fixed fracture of screw one by one, by socket shape circumferential support column between fracture segment and synthetism plate body or
The shim-like circumferential support column for being tightly attached to fracture segment bone face ensures that screw steadily fixes sclerotin, meanwhile, screw is followed closely by screw
Body top is fixed on synthetism plate body screw hole with externally threaded cylindrical structure, and operation is completed.In support column, screw, synthetism
Under the collective effect of plate, bone plate realizes the fixation to fracture segment under conditions of far from bone face, periosteum.
Circumferential support column can be the various shapes such as spherical shape or cone cell, so that circumferential support column and screw rod are entering skin
When skin the following group tissue layer, support column can push the tissues such as tendon, blood vessel, nerve open, will not when support column is with bone face abutting contact
Injury tissue；The bottom surface of circumferential support column squeezes fracture site bone face, and screw is made to be firmly secured at fracture site.
When shim-like circumferential support column, socket shape circumferential support column are connected on screw (screw rod) using modes such as screw threads,
Adjustable shim shape circumferential support column, position of the socket shape circumferential support column on screw rod adjust position and the screw of bone plate
Hammer into the depth of fracture segment sclerotin.
Synthetism plate body can be located at outside skin or outside hypodermic layer or periosteum.
When bone plate body is located at outside skin, when using shim-like circumferential support column, support column is located in skin, using socket
Shape circumferential support, socket shape circumferential support top end are located at outside skin.
Combine since circumferential support column can form various ways with screw: circumferential support column can be with when producing and processing
Screw becomes an entirety, that is, fixed support column；Or it is processed into a component, adjustable circumferential support when in use
In the position that the position of screw rod or specification, the length of exchange circumferential support column are adjustable bone plate；Circumferential support column it is upper
There is threaded screw head in side, is screwed and fixes with bone plate, and the lower section of circumferential support column is threaded screw rivet nut
Part, and support column is positioned there between, limitation screw screw rod can only enter " predetermined " position, " unlimited " cannot enter bone
Matter, this structure make screw that can not only combine closely with fracture segment, while can also be by plate fixation in separate bone face
Predetermined position, that is, screw head screw thread position plays " bracket " effect.
Here, the shape of synthetism plate body and the bone of fracture or skin contours match, and oppress bone plate will not
The tissue such as bone face, bone face, skin.
The present invention compared with the prior art, due to use post integral type screw of the screw in conjunction with circumferential support column,
And the bone plate of threaded screw hole, when post integral type screw is screwed into opposite side cortical bone, at the same circumferential support column bottom surface with
Bone face is close to, and continues to be screwed into screw, due to the pulling force of screw flight, between support column bottom surface and bone face, just will form powerful
Action and reaction power, at this moment, screw head is combined closely with screw hole, will be reached to the fixation of fracture and be stablized, is reliable；
When bone plate is in outside skin, after union, fracture fixation object can be simply removed very much, " is taken to reduce second
Interior fixation bone fracture plate out " major operation, therefore, the present invention include the fixation that fracture operation can either be completed in minimally invasive mode, from
And reduce operation risk；The tissue such as bone face, bone face is not oppressed, is protected fracture segment blood supply, is conducive to union；Reduce joint
Tissue around adhesion, Saving cortilage function；When bone plate is external, additionally it is possible to avoid second of taking-up Fracture internal fixaiion " big hand
The hospital stays is shortened in art ", big measurement.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1；
Fig. 2 is the structural schematic diagram of inventive embodiments 2.
Specific embodiment:
Now in conjunction with drawings and examples, the invention will be described in further detail:
Embodiment 1: as shown in Figure 1, including synthetism plate body 1, screw 2, its special feature is that 2 top of screw is provided with diameter ratio
The big cylinder 3 of 2 rivet nut of screw, the lateral surface of cylinder 3 have external screw thread, and Hexagon hole is provided on cylinder 3, and (or other shapes are solid
Determine hole, such as plum blossom hole) 4, it is rotated by screw, the both sides setting at least two of the synthetism plate body 1 at the fracture a of fracture segment 5
A screw hole 6 to match with 3 external screw thread of cylinder, the middle part of screw 2 are provided with shim-like circumferential support 7, shim-like circumferential support 7 with
Overall processing forms the screw rivet nut of screw 2 together or shim-like circumferential support 7 is screwed on screw 2 with screw thread.
Circumferential support column 7 can be spherical shape or cone cell or other suitable faces.
After fracture segment 5 resets, 5 reset state of fracture segment is kept, selects the synthetism plate body 1 of suitable length, the synthetism plate body 1
External form at fracture segment 5 bone face or 8 external form of skin match；Then entry point is determined, skin 8 opens small cut at entry point
Mouthful, it separates to bone face and measures bone face to the distance on 8 surface of skin, place synthetism plate body 1 and arrive corresponding position, determining screw hole 6 just
To 8 entry point small notch position of skin, bone drill pierces sclerotin and penetrates opposite side cortical bone, measures to side seam face to synthetism plate surface
Distance, according to measurement length, selection accordingly has the screw 2 that shim-like circumferential support column 7 is provided in the middle part of specification, and one by one
It is screwed into the fixed fracture segment end 5 of screw, spiral shell is guaranteed by the shim-like circumferential support 7 between fracture segment bone face and synthetism plate body 1
Nail 2 is steadily connected on fracture segment 5, meanwhile, screw 2 with externally threaded cylinder 3 by being fixed on synthetism plate body 1.
Embodiment 2, as shown in Fig. 2, the present embodiment is on the basis of embodiment 1, using setting in the face of synthetism plate body 1 and 5
Between the socket shape circumferential support 9 that is socketed on screw 2 substitute shim-like circumferential support 7, by being located at fracture segment 5 and bone plate
Socket shape circumferential support 9 between body 1 guarantees that screw 2 is steadily connected on fracture segment 5, and socket shape circumferential support 9 is socketed in spiral shell
The body portion of nail 2 or 9 screw thread of socket shape circumferential support are screwed on screw 2.
Claims (2)
1. bracket follow closely micro wound coaptation plate system, including synthetism plate body, screw,Support column, it is characterised in that screw head is provided with
The lateral surface of the diameter cylinder bigger than screw rivet nut, cylinder has external screw thread, and the both sides across the synthetism plate body of fracture are respectively set
At least two screw holes to match with cylindrical external thread are set, support column setting is on screw screw rod and annular in shape, and circumferential support column is in
Shim-like and overall processing forms together with screw rivet nut；Or circumferential support column is screwed in screw rivet nut in shim-like and screw thread
On；Or circumferential support column in socket shape and is socketed in screw rivet nut；Or circumferential support column is revolved in socket shape and with screw thread
It connects in screw rivet nut.
2. bracket according to claim 1 follows closely micro wound coaptation plate system, it is characterised in that circumferential support column distal end can be in
Dome shape or cone cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910182034.XA CN109820586A (en) | 2019-03-11 | 2019-03-11 | Bracket follows closely micro wound coaptation plate system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910182034.XA CN109820586A (en) | 2019-03-11 | 2019-03-11 | Bracket follows closely micro wound coaptation plate system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109820586A true CN109820586A (en) | 2019-05-31 |
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ID=66869146
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910182034.XA Pending CN109820586A (en) | 2019-03-11 | 2019-03-11 | Bracket follows closely micro wound coaptation plate system |
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| Country | Link |
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| CN (1) | CN109820586A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111374747A (en) * | 2020-04-03 | 2020-07-07 | 赖金平 | Minimally invasive bone fracture plate with bracket nail |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040176769A1 (en) * | 2003-03-07 | 2004-09-09 | Masahiro Furutani | Apparatus and method for expanding bone |
| CN202154738U (en) * | 2011-07-16 | 2012-03-07 | 丁志伟 | Fracture fixing apparatus |
| CN202526291U (en) * | 2012-05-08 | 2012-11-14 | 邹方亮 | Novel bone fracture plate |
| CN105662568A (en) * | 2016-04-22 | 2016-06-15 | 赖金平 | Novel bone fracture plate |
| WO2017166424A1 (en) * | 2016-04-01 | 2017-10-05 | 北京良之介医疗器械有限公司 | Micro locking and external-fixation device for treatment of hand or foot bone fracture |
| CN210009115U (en) * | 2019-03-11 | 2020-02-04 | 赖金平 | Minimally invasive bone fracture plate system with bracket nail |
-
2019
- 2019-03-11 CN CN201910182034.XA patent/CN109820586A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040176769A1 (en) * | 2003-03-07 | 2004-09-09 | Masahiro Furutani | Apparatus and method for expanding bone |
| CN202154738U (en) * | 2011-07-16 | 2012-03-07 | 丁志伟 | Fracture fixing apparatus |
| CN202526291U (en) * | 2012-05-08 | 2012-11-14 | 邹方亮 | Novel bone fracture plate |
| WO2017166424A1 (en) * | 2016-04-01 | 2017-10-05 | 北京良之介医疗器械有限公司 | Micro locking and external-fixation device for treatment of hand or foot bone fracture |
| CN105662568A (en) * | 2016-04-22 | 2016-06-15 | 赖金平 | Novel bone fracture plate |
| CN210009115U (en) * | 2019-03-11 | 2020-02-04 | 赖金平 | Minimally invasive bone fracture plate system with bracket nail |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111374747A (en) * | 2020-04-03 | 2020-07-07 | 赖金平 | Minimally invasive bone fracture plate with bracket nail |
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Address after: 528000 Foshan Fifth Hospital Affiliated to Foshan Institute of Science and Technology, Chancheng District, Foshan City, Guangdong Province Applicant after: Lai Jinping Address before: 528000 No. 1 Xiqiao Cadre Sanatorium Road, Chancheng District, Foshan City, Guangdong Province Applicant before: Lai Jinping |
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