CN108670386A - A kind of built-in electromagnetic remote control jawbone distraction osteogenesis stretch device - Google Patents
A kind of built-in electromagnetic remote control jawbone distraction osteogenesis stretch device Download PDFInfo
- Publication number
- CN108670386A CN108670386A CN201810592989.8A CN201810592989A CN108670386A CN 108670386 A CN108670386 A CN 108670386A CN 201810592989 A CN201810592989 A CN 201810592989A CN 108670386 A CN108670386 A CN 108670386A
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- CN
- China
- Prior art keywords
- outer sleeve
- sliding rail
- electromagnetic
- internal regulation
- regulation bar
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Classifications
-
- 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
- A61B17/60—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 for external osteosynthesis, e.g. distractors, contractors
- A61B17/66—Alignment, compression or distraction mechanisms
- A61B17/663—Alignment, compression or distraction mechanisms for jaw bones, e.g. subcutaneous distractors with external access
-
- 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
The present invention relates to a kind of built-in electromagnetics to be remotely controlled jawbone distraction osteogenesis stretch device, including Distraction Apparatus and electromagnetic remote controlled device；Distraction Apparatus includes outer sleeve, the internal regulation bar that an inside carries sliding rail, and nail hole is offered on the outer sleeve and internal regulation bar；Internal regulation bar is slidably connected in the sliding rail of outer sleeve, and the rear end inside outer sleeve is fixed with an automatic drive, several card slots being distributed side by side are uniformly provided on internal regulation bar；A magnetic key corresponding with the card slot of internal regulation bar is equipped with by elastic piece on outer sleeve, magnetic key telescopically passes through the telescopic hole on outer sleeve side wall to be placed in sliding rail；Electromagnetic remote controlled device includes can be with the electromagnetic coil and the concatenated microcontroller of electromagnetic coil and power supply of magnetic key phase magnetic absorption.The Distraction Apparatus of the present invention is built-in, reduces infection probability；Electromagnetic remote controlled device can control internal Distraction Apparatus stretching process by electromagnetic principle, accurately control stretched length.
Description
Technical field
The present invention relates to Distraction Apparatus technical fields, are specifically related to a kind of built-in electromagnetic remote control jawbone distraction osteogenesis stretching
Device.
Background technology
Distraction osteogenesis is a kind of endogenous bone tissue engineering technique, is placed in deep line both sides by cutting bone
Special Distraction Apparatus, after certain period of delay, the slow deep gap of stretching keeps deep gap constantly broadening, and exactor
The regenerated potentiality of body tissue, constantly form freshman bone tissue in stretching gap, while making the muscle, nerve, blood of surrounding bone
The same periods such as pipe, skin extend, to achieve the purpose that extend bone.
There are certain drawbacks when in use in traditional Distraction Apparatus：(1) need to make when traditional Distraction Apparatus is placed adjusting rod by
Additional cut is stretched out, and needs to be pre-designed adjusting rod position when installing Distraction Apparatus, adjusting rod outlet needs more to connect with skin
Closely so that installation site is restricted, and is restricted when Distraction Apparatus applies to the positions such as four limbs, and external adjusting rod shadow is stretched out
Ring patient's normal life；(2) traditional Distraction Apparatus adjusting stretching distance needs doctor to operate, and is adjusted by the rotation of external adjusting rod
Section, rotational accuracy is poor, and controlling is bad, and patient is difficult to voluntarily adjust；(3) stretch device is that spiral is thin inside Distraction Apparatus
Bar, during clinical common stretching Distraction Apparatus because torsion it is excessive, Distraction Apparatus can not continue stretching, or even the fracture of stretching bar occur and lead
The case where causing stretching failure；(4) the distraction osteogenesis period is longer, and adjusting rod additional cut need to keep opening for a long time during this period
It puts, since the notch is communicated with internal distraction osteogenesis area, considerably increases the probability of infection, skeletonization is caused to fail；(5) stretching is complete
Cheng Hou needs prolonged incison to remove Distraction Apparatus, and can leave additional scar since Distraction Apparatus extends.
Invention content
Technical problem to be solved by the invention is to provide a kind of built-in electromagnetics to be remotely controlled jawbone distraction osteogenesis stretch device,
Its Distraction Apparatus is built-in, does not have to design additional cut, reduces infection probability, improves distraction osteogenesis quality and success rate；Electromagnetism
Remote controler can control internal Distraction Apparatus stretching process by electromagnetic principle, accurately control stretched length, patient can Self-operating.
In order to solve the above technical problems, the present invention provides following technical scheme：A kind of built-in electromagnetic remote control jawbone stretching
Skeletonization stretch device, including Distraction Apparatus and electromagnetic remote controlled device；
The Distraction Apparatus includes outer sleeve, the internal regulation bar that an inside carries sliding rail, the outer sleeve and interior
Nail hole is offered on portion's adjusting rod；The internal regulation bar is slidably connected in the sliding rail of outer sleeve, and in outer sleeve
The rear end in portion is fixed with one for the automatic drive that drives internal regulation bar to be slid in sliding rail, on the internal regulation bar
It is uniformly provided with several card slots being distributed side by side；The card of one and internal regulation bar are equipped on the outer sleeve by elastic piece
The corresponding magnetic key of slot, the magnetic key telescopically pass through the telescopic hole on outer sleeve side wall to be placed in sliding rail；
The electromagnetic remote controlled device includes can be with the electromagnetic coil of magnetic key phase magnetic absorption, concatenated with electromagnetic coil
Microcontroller and power supply, generate magnetism after electromagnetic coil is powered, and absorption magnetic key is displaced outwardly stretching sliding rail along telescopic hole
Inner cavity loses magnetism after electromagnetic coil power-off, and magnetic key moves inward under the effect of elastic piece elastic force along telescopic hole slotting
Enter in sliding rail.
On the basis of above-mentioned technical proposal, the automatic drive is a spring assembly, the internal regulation rod rear end
It is fixedly connected on spring assembly and can be realized under the driving of the elastic force of spring assembly and slid in sliding rail.
The present invention has an advantageous effect in that compared with prior art：Stretch device provided by the invention, Distraction Apparatus are
It is built-in, driving force is applied by spring assembly automatically, without stretching out external adjusting rod, does not have to design additional cut, in stretching
Placement location is relatively free when skeletonization, and can be applied to major part needs distraction osteogenesis region in vivo；Moreover, electromagnetic remote controlled device can pass through
The internal Distraction Apparatus stretching process of electromagnetic principle control, accurately controls stretched length, patient can Self-operating, postoperative stretching is relatively simple
It is single easy, and can accurately determine stretched length each time, according to different patient set difference stretching schemes；It is attached due to being not necessarily to design
Add notch, it is ensured that portion functions Distraction Apparatus within the organization during stretching, avoids the formation of distraction osteogenesis area and external environment
It communicates, reduces infection probability, improve distraction osteogenesis quality and success rate；Distraction osteogenesis effect can be effectively improved, less infection is several
Rate accurately controls distraction osteogenesis length, reduces skin incision quantity and length, reduces scar and generates.
Description of the drawings
Fig. 1 is the operation principle schematic diagram of stretch device of the present invention；
Fig. 2 is outer sleeve of the present invention and internal regulation bar matching relationship schematic diagram；
Fig. 3 is outer sleeve of the present invention and internal regulation bar matching relationship side view；
Fig. 4 is internal regulation rod structure schematic diagram of the present invention；
Figure label is：1- Distraction Apparatus, 2- electromagnetic remote controlled devices, 21- electromagnetic coils, 22- microcontrollers, 23- power supplys, outside 3-
Sleeve, 31- sliding rails, 4- internal regulation bars, 41- card slots, 5- magnetic keys, 51- elastic pieces, 6- spring assemblies.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Referring to figs. 1 to Fig. 4 it is found that a kind of built-in electromagnetic is remotely controlled jawbone distraction osteogenesis stretch device, including 1 He of Distraction Apparatus
Electromagnetic remote controlled device 2 for manipulating 1 stretching operation of Distraction Apparatus.
The Distraction Apparatus 1 includes outer sleeve 3, the internal regulation bar 4 that an inside carries sliding rail 31, the internal tune
Pole 4 is slidably connected in the sliding rail 31 of outer sleeve 3, and nail hole is offered on the outer sleeve 3 and internal regulation bar 4.It is logical
The position osteotomy to needing distraction osteogenesis is crossed, by built in Distraction Apparatus 1, outer sleeve 3 and internal regulation bar 4 are passed through into nail hole respectively
It is fixed on the bone tissue at osteotomy line both ends；When starting, bone stump is adjacent, and manipulating Distraction Apparatus 1 by electromagnetic remote controlled device 2 works,
Internal regulation bar 4 is promoted to realize stretching operation to stopping after preceding sliding certain distance in the sliding rail 31 of outer sleeve 3.
Rear end inside the outer sleeve 3 be fixed with one for drive that internal regulation bar 4 slides in the sliding rail 31 from
Dynamic driving device, the automatic drive are a spring assembly 6, and 4 rear end of internal regulation bar is fixedly connected on spring assembly 6
And the sliding in sliding rail 31 can be realized under the driving of the elastic force of spring assembly 6.
Several card slots 41 being distributed side by side are uniformly provided on the internal regulation bar 4；Pass through on the outer sleeve 3
Elastic piece 51 is equipped with a magnetic key 5 corresponding with the card slot 41 of internal regulation bar 4, which telescopically passes through
Telescopic hole on 3 side wall of outer sleeve is placed in sliding rail 31；The electromagnetic remote controlled device 2 includes can be magnetic with 5 phase of magnetic key
The electromagnetic coil 21 of absorption and 21 concatenated microcontroller 22 of electromagnetic coil and power supply 23.
Magnetism is generated after electromagnetic coil 21 is powered, absorption magnetic key 5 is displaced outwardly along telescopic hole stretches out sliding rail 31
Inner cavity, internal regulation bar 4 realizes the sliding in sliding rail 31 under the elastic force effect of spring assembly 6, by setting SCM program
It can be used for controlling the adsorption time of each electromagnetic coil and magnetic key and then accurately control the skidding distance of internal adjustment bar；When
Electromagnetic coil 21 loses magnetism after powering off, and magnetic key 5 moves inward insertion under the effect of 51 elastic force of elastic piece along telescopic hole
It in sliding rail 31, and is inserted into 4 corresponding card slot 41 of internal regulation bar and realizes to the lock-bit of internal adjusting rod 4, fix internal tune
Stretching operation is realized in 4 position of pole.
Stretch device provided by the invention, Distraction Apparatus are built-in, apply driving force automatically by spring assembly, without stretching
Go out external adjusting rod, does not have to design additional cut, placement location is relatively free in distraction osteogenesis, can be applied to most of body
Domestic demand distraction osteogenesis region；Moreover, electromagnetic remote controlled device can control internal Distraction Apparatus stretching process by electromagnetic principle, accurately control
Stretched length, patient can Self-operating, postoperative stretching is relatively easy easy, and can accurately determine stretched length each time, according to
Different patient set difference stretching schemes；Due to being not necessarily to design additional cut, it is ensured that Distraction Apparatus is within the organization during stretching
Portion functions, and avoids the formation of distraction osteogenesis area and is communicated with external environment, reduce infection probability, improve distraction osteogenesis quality at
Power；Distraction osteogenesis effect can be effectively improved, less infection probability accurately controls distraction osteogenesis length, reduces skin incision number
Amount and length reduce scar and generate.
Claims (2)
1. a kind of built-in electromagnetic is remotely controlled jawbone distraction osteogenesis stretch device, it is characterised in that：Including Distraction Apparatus and electromagnetic remote controlled
Device；
The Distraction Apparatus includes outer sleeve, the internal regulation bar that an inside carries sliding rail, the outer sleeve and internal tune
Nail hole is offered on pole；The internal regulation bar is slidably connected in the sliding rail of outer sleeve, and inside outer sleeve
Rear end is fixed with one for the automatic drive that drives internal regulation bar to be slid in sliding rail, on the internal regulation bar uniformly
Offer several card slots being distributed side by side；The card slot phase of one and internal regulation bar are equipped on the outer sleeve by elastic piece
Corresponding magnetic key, the magnetic key telescopically pass through the telescopic hole on outer sleeve side wall to be placed in sliding rail；
The electromagnetic remote controlled device includes can be with the electromagnetic coil and the concatenated monolithic of electromagnetic coil of magnetic key phase magnetic absorption
Machine and power supply generate magnetism after electromagnetic coil is powered, and absorption magnetic key is displaced outwardly along telescopic hole stretches out sliding rail inner cavity,
It loses magnetism after electromagnetic coil power-off, magnetic key moves inward insertion sliding rail under the effect of elastic piece elastic force along telescopic hole
It is interior.
2. built-in electromagnetic according to claim 1 is remotely controlled jawbone distraction osteogenesis stretch device, it is characterised in that：It is described from
Dynamic driving device is a spring assembly, and the internal regulation rod rear end is fixedly connected on spring assembly and can be in the bullet of spring assembly
It realizes under power drive and is slid in sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810592989.8A CN108670386A (en) | 2018-06-11 | 2018-06-11 | A kind of built-in electromagnetic remote control jawbone distraction osteogenesis stretch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810592989.8A CN108670386A (en) | 2018-06-11 | 2018-06-11 | A kind of built-in electromagnetic remote control jawbone distraction osteogenesis stretch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108670386A true CN108670386A (en) | 2018-10-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810592989.8A Pending CN108670386A (en) | 2018-06-11 | 2018-06-11 | A kind of built-in electromagnetic remote control jawbone distraction osteogenesis stretch device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110269039A (en) * | 2019-03-19 | 2019-09-24 | 吴敏 | Rat-tail vertebra oscillator |
Citations (7)
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|---|---|---|---|---|
| CN1156208A (en) * | 1996-01-29 | 1997-08-06 | 黄金富 | Lock |
| WO1999051160A1 (en) * | 1998-04-02 | 1999-10-14 | The University Of Birmingham | Distraction device |
| CN101658440A (en) * | 2008-08-25 | 2010-03-03 | 中国人民解放军第四军医大学 | Built-in arc-shaped distraction osteogenesis device |
| CN203354633U (en) * | 2013-01-05 | 2013-12-25 | 曾融生 | Magnetomotive distractor |
| CN204876851U (en) * | 2015-09-01 | 2015-12-16 | 叶艺瑜 | With supporting magnetic force key that uses of magnetic force lock |
| WO2017097998A1 (en) * | 2015-12-09 | 2017-06-15 | Ecole Nationale Supérieure De Techniques Avancées | Plate distractor and assembly of such a plate distractor and an activation tool |
| CN209347188U (en) * | 2018-06-11 | 2019-09-06 | 中国人民解放军第四军医大学 | A kind of built-in electromagnetic remote control jawbone distraction osteogenesis stretch device |
-
2018
- 2018-06-11 CN CN201810592989.8A patent/CN108670386A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1156208A (en) * | 1996-01-29 | 1997-08-06 | 黄金富 | Lock |
| WO1999051160A1 (en) * | 1998-04-02 | 1999-10-14 | The University Of Birmingham | Distraction device |
| CN101658440A (en) * | 2008-08-25 | 2010-03-03 | 中国人民解放军第四军医大学 | Built-in arc-shaped distraction osteogenesis device |
| CN203354633U (en) * | 2013-01-05 | 2013-12-25 | 曾融生 | Magnetomotive distractor |
| CN204876851U (en) * | 2015-09-01 | 2015-12-16 | 叶艺瑜 | With supporting magnetic force key that uses of magnetic force lock |
| WO2017097998A1 (en) * | 2015-12-09 | 2017-06-15 | Ecole Nationale Supérieure De Techniques Avancées | Plate distractor and assembly of such a plate distractor and an activation tool |
| CN209347188U (en) * | 2018-06-11 | 2019-09-06 | 中国人民解放军第四军医大学 | A kind of built-in electromagnetic remote control jawbone distraction osteogenesis stretch device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110269039A (en) * | 2019-03-19 | 2019-09-24 | 吴敏 | Rat-tail vertebra oscillator |
| CN110269039B (en) * | 2019-03-19 | 2021-06-25 | 吴敏 | Rat caudal vertebra oscillator |
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