CN106420023B - A kind of orthopaedics portable multifunctional tractor - Google Patents
A kind of orthopaedics portable multifunctional tractor Download PDFInfo
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- CN106420023B CN106420023B CN201610410791.4A CN201610410791A CN106420023B CN 106420023 B CN106420023 B CN 106420023B CN 201610410791 A CN201610410791 A CN 201610410791A CN 106420023 B CN106420023 B CN 106420023B
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- main body
- telescopic arm
- orthopaedics
- portable multifunctional
- arm
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- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 210000000988 bone and bone Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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
- A61B17/64—Devices extending alongside the bones to be positioned
- A61B17/6408—Devices not permitting mobility, e.g. fixed to bed, with or without means for traction or reduction
-
- 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
- A61B17/64—Devices extending alongside the bones to be positioned
- A61B17/6425—Devices extending alongside the bones to be positioned specially adapted to be fitted across a bone joint
-
- 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
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a kind of orthopaedics portable multifunctional tractors, belong to medical instruments field, the orthopaedics portable multifunctional tractor of the present invention, including main body, telescopic arm and embedded connection component, one end of the main body is equipped with main body stationary fixture, the telescopic arm that can be stretched out from the other end is equipped in the main body, the telescopic arm can be flexible relative to main body, and the end of the telescopic arm is connected with draft arm by embedded connection component.Present invention mainly solves in operation, treatment and rehabilitation course, accurately control human body limb traction；The portable multifunctional tractor of orthopaedics through the invention makes clearly determine hauling distance during doctor's use, ensures the more accurate limbs length of patient；And laborsaving, torque and efficiency are considered, make every effort in laborsaving, torque and improves working efficiency etc. and reaches best and agree with.
Description
Technical field
The present invention relates to medical instrument, especially a kind of Portable puller of orthopaedics.
Background technology
In the operation of orthopaedics, therapeutic process, the bone of human body limb need to be often clamped and carry out traction and be stretched, with
Promote skeleton to be able to treat and rehabilitation, and traditional method be need to be stretched through gripper clamp through doctor or nurse or
The body part of traction is fixed, and then artificially stretches to control hauling distance, and on the one hand it is in order to resist human body limb
Counter pull, need medical person use larger power, can be only achieved desired effects, it is time-consuming and laborious；Still further aspect can not be accurate
Ground controls its stretching distance, leverages working efficiency；Therefore it needs to be badly in need of a kind of orthopaedics tractor, to solve
Above-mentioned technical problem realizes accurately controlling for human body limb orthopaedics stretching, save trouble and labor.
Invention content
The goal of the invention of the present invention is：In view of the above problems, a kind of orthopaedics is provided to be led with portable multifunctional
Lead device mainly solves in operation, treatment and rehabilitation course, the technical issues of being accurately controlled to human body limb traction；Pass through this
The orthopaedics of invention portable multifunctional tractor makes clearly determine hauling distance during doctor's use, ensures patient
More accurate limbs length；And laborsaving, torque and efficiency are considered, make every effort in laborsaving, torque and improves work effect
Rate etc. reaches best and agrees with.
The technical solution adopted by the present invention is as follows：
The orthopaedics portable multifunctional tractor of the present invention, including main body, telescopic arm and embedded connection component, it is described
One end of main body is equipped with main body stationary fixture, the telescopic arm that can be stretched out from the other end is equipped in the main body, the telescopic arm can
Flexible relative to main body, the end of the telescopic arm is connected with draft arm by embedded connection component.It, can due to above structure
Main body is fixed by main body stationary fixture, is then used to control the flexible of draft arm by controlling telescopic arm, and to people
The limbs draw of body；Orthopaedics portable multifunctional tractor, mainly solves in operation, treatment and rehabilitation course,
The technical issues of human body limb traction is accurately controlled；The portable multifunctional tractor of orthopaedics through the invention, makes doctor
Hauling distance can be clearly determined during use, ensure the more accurate limbs length of patient；And consider laborsaving, torque
And efficiency, make every effort in laborsaving, torque and improves working efficiency etc. and reach best and agree with.
The orthopaedics portable multifunctional tractor of the present invention, is equipped with worm gear and worm screw in the main body, the worm gear and
Worm screw is intermeshed, and the worm gear is set to by bearing in main body, and the telescopic arm includes telescopic boom body and lead screw, described flexible
Arm body is connected with lead screw, and the worm gear is connect with wire rod thread, and the worm screw connect with the telescopic arm handle being arranged outside main body.It leads
Lead device main body uses worm and gear and Lead screw transmission structure, amplifies at least 4~5 times of torques by worm and gear, makes operator only
It needs to can reach drawing effect using original 1/4th~5 force operations telescopic arm handle, it can substantially reduced operator
Working strength.Due to the amplification of torque, this tractor can increase pulling force, lead in the case where operator does not increase manipulation strength
Draw effect much better than weight traction effect, and artificial the case where participating in drawing can be greatly reduced, and can be easily by handle
It is controlled, operation is extremely easy.
The orthopaedics portable multifunctional tractor of the present invention, the one end of the main body far from main body stationary fixture are equipped with lock
Determine component, the locked component includes fixed knob and fixed briquetting, and the fixed briquetting connects and is controlled by fixed knob；Institute
It states telescopic boom body and is equipped with stationary rack, the stationary rack can cooperate with fixed briquetting and be locked.Stretch arm and master
The part of body connection is can to rotate and lock, when Kirschner wire angle is not horizontal or patient limb is since axial-rotation occurs for fracture
Formula can be made the broken ends of fractured bone be restored to correct angle by rotary extension arm, and is locked in this angle, and abundance is carried out for operation
Prepare.
The orthopaedics portable multifunctional tractor of the present invention, the draft arm includes draw bar, and the one of the draw bar
End is equipped with traction tongs, and Kirschner wire hanging hook assembly is respectively equipped on two jaws of the traction tongs；One end of the draw bar is equipped with
Embedded connecting piece, the embedded connecting piece merge connection with the matching of the embedded connection component of telescopic arm end；It is described to lead
Draw bar and is additionally provided with angular adjustment handle.
Consider from driving angle, the distance of per revolution movement is shorter, then more laborsaving, but conference influences operation in this way
Progress, therefore, by abundant consideration, drive mechanism is adjusted to current transmission ratios by us, is made every effort in laborsaving, torque
Agree with improving working efficiency etc. and reaching best；Therefore the orthopaedics portable multifunctional tractor of the present invention, it is described
The side wall of telescopic boom body is equipped with scale, one circle of telescopic arm handle rotation, and the telescopic arm moves 2mm.This tractor
Scale is added on telescopic arm, makes clearly determine hauling distance during doctor's use, ensures the more accurate limb of patient
Body length
The orthopaedics portable multifunctional tractor of the present invention, the embedded connection component includes embedded connecting piece
Seat, anticreep spring leaf and locked hand are wherein equipped with anticreep spring leaf, the embedded connecting piece seat in embedded connecting piece seat
Edge is hinged with locked hand.Therefore it can be cooperated by the embedded connecting piece on the embedded connection component and draft arm
It is attached, it is ensured that the connection between telescopic arm and draft arm is surely leaned on.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1, orthopaedics portable multifunctional tractor of the invention, mainly solves in operation, treatment and rehabilitation course, right
The technical issues of human body limb traction accurately controls；
2, orthopaedics portable multifunctional tractor of the invention, make clearly determine during doctor's use draw away from
From the guarantee more accurate limbs length of patient；And consider laborsaving, torque and efficiency, make every effort in laborsaving, torque and
Raising working efficiency etc., which reaches best, to be agreed with.
The orthopaedics portable multifunctional tractor of the present invention, it is simple in structure, it is easy to operate, it is easy to use, in limbs hand
In art, treatment and rehabilitation course can extensive use, be suitble to promote.
Description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the structural schematic diagram of the orthopaedics portable multifunctional tractor of the present invention.
Fig. 2 is the internal structure schematic diagram that main body is drawn in the present invention.
Fig. 3 is the structural schematic diagram of draft arm in the present invention.
It is marked in figure：1- main bodys, 101- main body upper covers, 102- main body lower covers, 2- main bodys stationary fixture, 3- telescopic arms,
301- telescopic boom bodies, 302- stationary racks, 303- scales, 304- lead screws, 305- worm screws, 306- bearings, 307- worm gears, 4- insertions
Formula connection component, 401- embedded connecting pieces seat, 402- anticreeps spring leaf, 403- locked hands, 5- locked components, 501- are fixed
Briquetting, 6- telescopic arms handle, 7- draft arms, 701- draw bars, 702- traction tongs, 703- embedded connecting pieces, 704- angle tune
Save handle, 705- Kirschner wire hanging hook assemblies.
Specific implementation mode
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification (including any accessory claim, abstract), unless specifically stated,
It is replaced by other equivalent or with similar purpose alternative features.That is, unless specifically stated, each feature is a series of
An example in equivalent or similar characteristics.
As shown in Figure 1 to Figure 3, orthopaedics of the invention portable multifunctional tractor, including main body 1, telescopic arm 3 and embedding
Enter formula connection component 4, one end of the main body 1 is equipped with main body stationary fixture 2, and being equipped in the main body 1 can stretch out from the other end
Telescopic arm 3, the telescopic arm 3 can be flexible relative to main body 1, and the end of the telescopic arm 3 passes through embedded connection component 4
It is connected with draft arm 7.Wherein main body 1 is clamped by main body upper cover 101 and main body lower cover 102, and worm gear is equipped in the main body 1
307 and worm screw 305, the worm gear 307 and worm screw 305 are intermeshed, and the worm gear 307 is set to by bearing 306 in main body 1,
The telescopic arm 3 includes telescopic boom body 301 and lead screw 304, and the telescopic boom body 301 and lead screw 304 connect, the worm gear 307
It is threadedly coupled with lead screw 304, the worm screw 305 connect with the telescopic arm handle 6 being arranged outside main body 1.Therefore it can be stretched by control
The rotation of contracting arm handle 6 drives worm screw 305 to rotate, and worm screw 305 drives the worm gear 307 that engages relative to body rotation,
Since, using being threadedly coupled, the rotation of worm gear 307 can be exchanged into lead screw 304 in its axis between worm gear 307 and lead screw 304
Movement on direction then pushes telescopic boom body 301 flexible, realizes the control stretched to draft arm 7, for controlling to human body limb
The stretching of body.Wherein described 1 one end far from main body stationary fixture 2 of main body is equipped with locked component 5, and the locked component 5 includes
Fixed knob and fixed briquetting 501, the fixed briquetting 501 connect and are controlled by fixed knob；It is set on the telescopic boom body 301
There are stationary rack 302, the stationary rack 302 that can cooperate and be locked with fixed briquetting 501.The draft arm 7 includes
Draw bar 701, one end of the draw bar 701 are equipped with traction tongs 703, are respectively equipped on two jaws of the traction tongs 703 gram
Family name's needle hanging hook assembly 705, wherein Kirschner wire hanging hook assembly 705 include Kirschner wire hook and hook knob；The draw bar 701
One end is equipped with embedded connecting piece 703,4 phase of embedded connection component of the embedded connecting piece 703 and 3 end of telescopic arm
It is connected with merging；The embedded connection component 4 includes embedded connecting piece seat 401, anticreep spring leaf 402 and locked hand
403, anticreep spring leaf 402 is wherein equipped in embedded connecting piece seat 401,401 edge of embedded connecting piece seat is hinged with
Locked hand 403；The draw bar 701 is additionally provided with angular adjustment handle 704.The side wall of the telescopic boom body 301, which is equipped with, to be carved
Degree 303, one circle of the rotation of telescopic arm handle 6, the telescopic arm 3 move 2mm.
The orthopaedics portable multifunctional tractor of the present invention, retractor body use worm and gear and lead screw transmission knot
Structure amplifies at least 4~5 times of torques by worm and gear, operator is made only to need the force operations using original 1/4th~5
Telescopic arm handle i.e. can reach drawing effect, can substantially reduced operator working strength.Due to the amplification of torque, this tractor
Pulling force can be increased in the case where operator does not increase manipulation strength, traction effect, and can be big much better than weight traction effect
It is big to reduce artificial the case where participating in drawing.Traditional weight traction cannot accurately control hauling distance, for this purpose, this tractor is being stretched
Scale is added on contracting arm, makes clearly determine hauling distance during doctor's use, ensures that the more accurate limbs of patient are long
Degree.This set drive mechanism has fully taken into account laborsaving, torque and efficiency, and operator encloses per swinging handle one, and telescopic arm can
Mobile 2mm.Consider from driving angle, the distance of per revolution movement is shorter, then more laborsaving, but conference influences operation in this way
Progress, therefore, by abundant consideration, drive mechanism is adjusted to current transmission ratios by us, is made every effort in laborsaving, torque
Agree with improving working efficiency etc. and reaching best.The part that stretch arm is connected with main body is can to rotate and lock, when
Kirschner wire angle is not horizontal or patient limb is since fracture occurs axial rotary, the broken ends of fractured bone can be made to be restored to by rotary extension arm
Correct angle, and be locked in this angle, sufficient preparation is carried out for operation.This tractor is ensureing overall construction intensity
Under the premise of, weight is as much as possible alleviated, overall weight is carried and used less than 3.3kg, the person of being conveniently operated.
The invention is not limited in specific implementation modes above-mentioned.The present invention, which expands to, any in the present specification to be disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.
Claims (5)
1. a kind of orthopaedics portable multifunctional tractor, it is characterised in that：Including main body (1), telescopic arm (3) and embedded company
One end of connected components (4), the main body (1) is equipped with main body stationary fixture (2), and being equipped in the main body (1) can stretch from the other end
The telescopic arm (3) gone out, the telescopic arm (3) can be flexible relative to main body (1), and the end of the telescopic arm (3) passes through embedded
Connection component (4) is connected with draft arm (7), and worm gear (307) and worm screw (305), the worm gear are equipped in the main body (1)
(307) it is set in main body (1) by bearing (306) with worm screw (305) intermeshing, the worm gear (307), the telescopic arm
(3) include telescopic boom body (301) and lead screw (304), the telescopic boom body (301) and lead screw (304) connection, the worm gear
(307) it is threadedly coupled with lead screw (304), the worm screw (305) connect with the telescopic arm handle (6) that main body (1) is arranged outside.
2. orthopaedics as described in claim 1 portable multifunctional tractor, it is characterised in that：The main body (1) is far from main
One end of body stationary fixture (2) is equipped with locked component (5), and the locked component (5) includes fixed knob and fixed briquetting
(501), the fixed briquetting (501) connects and is controlled by fixed knob；The telescopic boom body (301) is equipped with stationary rack
(302), the stationary rack (302) can cooperate with fixed briquetting (501) and be locked.
3. orthopaedics as claimed in claim 1 or 2 portable multifunctional tractor, it is characterised in that：Draft arm (7) packet
Include draw bar (701), one end of the draw bar (701) is equipped with traction tongs (703), on two jaws of the traction tongs (703)
It is respectively equipped with Kirschner wire hanging hook assembly (705)；One end of the draw bar (701) is equipped with embedded connecting piece (703), described embedding
Enter formula connector (703) and merges connection with the matching of the embedded connection component (4) of telescopic arm (3) end；The draw bar (701)
It is additionally provided with angular adjustment handle (704).
4. orthopaedics as claimed in claim 3 portable multifunctional tractor, it is characterised in that：The telescopic boom body (301)
Side wall be equipped with scale (303), one circle of the telescopic arm handle (6) rotation, the telescopic arm (3) moves 2mm.
5. the orthopaedics portable multifunctional tractor as described in claims 1 or 2 or 4, it is characterised in that：The embedded connection
Component (4) includes embedded connecting piece seat (401), anticreep spring leaf (402) and locked hand (403), wherein embedded connection
Anticreep spring leaf (402) is equipped in part seat (401), embedded connecting piece seat (401) edge is hinged with locked hand
(403)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610410791.4A CN106420023B (en) | 2016-06-13 | 2016-06-13 | A kind of orthopaedics portable multifunctional tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610410791.4A CN106420023B (en) | 2016-06-13 | 2016-06-13 | A kind of orthopaedics portable multifunctional tractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106420023A CN106420023A (en) | 2017-02-22 |
| CN106420023B true CN106420023B (en) | 2018-09-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610410791.4A Active CN106420023B (en) | 2016-06-13 | 2016-06-13 | A kind of orthopaedics portable multifunctional tractor |
Country Status (1)
| Country | Link |
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| CN (1) | CN106420023B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109259837B (en) * | 2018-08-09 | 2021-01-01 | 盐城日升月恒智能科技有限公司 | Rope wheel bone extension fixture |
| CN109276298B (en) * | 2018-08-09 | 2020-12-18 | 盐城日升月恒智能科技有限公司 | Intramedullary and extramedullary combined rope sheave bone lengthening device |
| CN109276299B (en) * | 2018-08-09 | 2020-12-18 | 盐城日升月恒智能科技有限公司 | Belt pulley bone extension fixture |
| CN109259836B (en) * | 2018-08-09 | 2020-12-18 | 盐城日升月恒智能科技有限公司 | Intramedullary and extramedullary combined belt pulley bone lengthening device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2085659U (en) * | 1990-11-27 | 1991-10-02 | 武警部队吉林省总队医院 | Adjustable spring tractor |
| US6895969B2 (en) * | 2003-02-06 | 2005-05-24 | Roger J. Malcolm | Orthopedic traction device |
| CN2756179Y (en) * | 2004-12-21 | 2006-02-08 | 向伟 | Portable tractor for cervical vertebae and lumbar vertebae |
| CN201642300U (en) * | 2010-03-20 | 2010-11-24 | 邢宏文 | Tibial tubercle traction operate locator |
| CN202960712U (en) * | 2012-12-10 | 2013-06-05 | 姜波 | Automatic tractor for orthopedics department |
| CN203988550U (en) * | 2014-07-16 | 2014-12-10 | 王安平 | A kind of orthopedics tractor |
| CN105476705A (en) * | 2015-12-30 | 2016-04-13 | 夏周阳 | Convenient orthopedics tractor with adjustable angle |
-
2016
- 2016-06-13 CN CN201610410791.4A patent/CN106420023B/en active Active
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| CN106420023A (en) | 2017-02-22 |
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Effective date of registration: 20200623 Address after: 100089 No. 28 Fuxing Road, Haidian District, Beijing PLA General Hospital Patentee after: Shi-Ming Yang Address before: 100853 Fuxing Road, Beijing, Haidian District, No. 28 Patentee before: Ji Xinran |
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