CN105943139B - A kind of Portable puller of orthopaedics - Google Patents
A kind of Portable puller of orthopaedics Download PDFInfo
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- CN105943139B CN105943139B CN201610410792.9A CN201610410792A CN105943139B CN 105943139 B CN105943139 B CN 105943139B CN 201610410792 A CN201610410792 A CN 201610410792A CN 105943139 B CN105943139 B CN 105943139B
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- traction body
- traction
- orthopaedics
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- 238000009434 installation Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 description 7
- 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
- 241000237858 Gastropoda Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007787 solid Substances 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
-
- 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
- A61B17/6441—Bilateral fixators, i.e. with both ends of pins or wires clamped
-
- 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
- A61B17/645—Devices extending alongside the bones to be positioned comprising a framework
-
- 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
- A61B17/6458—Devices extending alongside the bones to be positioned with pin-clamps fixed at ends of connecting element
-
- 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
- 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
- A61B17/8866—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices for gripping or pushing bones, e.g. approximators
-
- 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)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a kind of orthopaedics Portable pullers, belong to medical instruments field, orthopaedics Portable puller of the invention, including traction body, telescopic arm, preceding C arm and rear C arm, rear C arm is connected on the traction body, be equipped in the traction body can relative telescopic telescopic arm, C arm before being connected on the end that the telescopic arm stretches out outside traction body, the preceding C arm is oppositely arranged and is used in conjunction with each other with rear C arm.The technical issues of orthopaedics Portable puller of the invention, mainly solves in operation, treatment and rehabilitation course, draws accurate control to human body limb；Make clearly determine hauling distance in doctor's use process, guarantees the more accurate limbs length of patient；And laborsaving, torque increase and efficiency are considered, make every effort to reach optimal in laborsaving, torque increase and improve in terms of and agree with.It can be widely applied in limb operation, treatment and rehabilitation course.
Description
Technical field
The present invention relates to medical instrument, especially a kind of Portable puller of orthopaedics.
Background technique
In the operation of orthopaedics, therapeutic process, the bone of human body limb need to often be 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 doctor or nurse by gripper clamp 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 to can be only achieved desired effects using biggish power, it is time-consuming and laborious；Still further aspect can not be accurate
Ground controls its stretching distance, leverages working efficiency；Therefore need to be badly in need of a kind of orthopaedics tractor, to solve
Above-mentioned technical problem realizes the accurate control that human body limb orthopaedics stretches, save trouble and labor.
Summary of the invention
Goal of the invention of the invention is: in view of the above problems, a kind of orthopaedics Portable puller is provided, it is main
The technical issues of solving in operation, treatment and rehabilitation course, accurate control drawn to human body limb；Bone through the invention
Section's Portable puller makes clearly determine hauling distance in doctor's use process, guarantees the more accurate limbs of patient
Length；And laborsaving, torque increase and efficiency are considered, make every effort to reach most in terms of laborsaving, torque increase and raising
Good agrees with.
The technical solution adopted by the invention is as follows:
Orthopaedics Portable puller of the invention, including traction body, telescopic arm, preceding C arm and rear C arm, the traction body
On be connected with rear C arm, be equipped in the traction body can relative telescopic telescopic arm, the telescopic arm stretches out the end outside traction body
On be connected with before C arm, the preceding C arm is oppositely arranged and is used in conjunction with each other with rear C arm.Wherein preceding C arm is oppositely arranged with rear C arm
It can be used for the limbs of trapping human, it is ensured that the clamping to limbs both ends；And telescopic arm is flexible relative to traction body, can drive preceding C
Movement of the arm relative to distance between rear C arm, so that it is guaranteed that the draw of human body limb.It mainly solves in operation, treatment
In rehabilitation course, is drawn to human body limb accurate the technical issues of controlling；The portable traction of kind orthopaedics through the invention
Device makes clearly determine hauling distance in doctor's use process, guarantees the more accurate limbs length of patient；And it considers
Laborsaving, torque increase and efficiency make every effort to reach optimal in laborsaving, torque increase and improve in terms of and agree with.
Orthopaedics Portable puller of the invention, is equipped with worm gear, worm screw and screw rod in the traction body, the worm screw with
Worm gear intermeshing, the worm screw connect the crank outside traction body, are equipped with the screw rod being threadedly engaged in the worm gear；It is described to stretch
Contracting arm includes telescopic boom body, and one end of the telescopic boom body is fixedly connected with screw rod, and the other end stretches out outside traction body.In traction body
It is interior to use worm and gear and Lead screw transmission structure, at least 4~5 times of torques are amplified by worm and gear, operator is made only to need to make
With original 1/4th~5 force operations telescopic arm handle i.e. can reach drawing effect, can substantially reduced operator work it is strong
Degree.Due to the amplification of torque, this tractor can increase pulling force, traction effect in the case where operator does not increase manipulation strength
Much better than weight traction effect, and artificial the case where participating in drawing can be greatly reduced.
Orthopaedics Portable puller of the invention, the traction body are equipped with locking mechanism, and wherein locking mechanism includes
Briquetting and hook knob are locked, the telescopic boom body is equipped with locking rack gear, wherein locking briquetting connects and is controlled by locking rotation
Button, the locking briquetting are locked with locking rack gear mutual cooperation.
The end of orthopaedics Portable puller of the invention, the telescopic boom body is equipped with preceding C arm slot, the preceding C
Arm includes preceding C arm body and installation tenon, and the installation tenon is set to the top of preceding C arm body, wherein installation tenon, which can cooperate, is plugged in preceding C arm
In slot, and connected by fixed knob.
Orthopaedics Portable puller of the invention, the bottom surface of the traction body are equipped with rear C arm sliding slot, the rear C arm
Including rear C arm body, the top surface of the rear C arm body is equipped with dovetail groove, and the dovetail groove cooperates with rear C arm sliding slot and can be opposite
Sliding.
Since preceding C arm and rear C arm are " C " character form structure, convenient for the limbs of trapping human, and need to carry out leading for limbs
Draw sliding also opposite with regard to the preceding C arm of needs and rear C arm, to adapt to the demand of different human body limbs, while being also required to move it
Amount is controlled, and to ensure accurately to draw, realizes precise manipulation.
Orthopaedics Portable puller of the invention, the installation tenon are equipped with fixed bolt hole one, make the telescopic arm
It can be bolted to connection between body and preceding C arm；The dovetail groove is equipped with fixed bolt hole two, makes the traction body with after
It can be bolted to connection between C arm；Ensure surely leaning on for total.
It is solid to be respectively equipped with several Kirschner wires on the preceding C arm body and rear C arm body to orthopaedics Portable puller of the invention
Bolt mounting groove is determined, so that the tractor can cooperate Kirschner wire fixation to use, so as to the progress of operation.
Considering from driving angle, the mobile distance of per revolution is shorter, then and it is more laborsaving, but will affect operation significantly 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 increase
Agree with improving working efficiency etc. and reaching optimal；Therefore orthopaedics Portable puller of the invention, the telescopic arm
Side arm be equipped with flexible scale；Wherein one circle of crank rotation, the telescopic arm move 2mm.This tractor is on telescopic arm
Scale is added, makes clearly determine hauling distance in doctor's use process, guarantees the more accurate limbs length of patient.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1, orthopaedics Portable puller of the invention, mainly solves in operation, treatment and rehabilitation course, to human body limb
The technical issues of body traction accurately controls；
2, orthopaedics Portable puller of the invention makes clearly determine hauling distance in doctor's use process, protects
Demonstrate,prove the more accurate limbs length of patient；And laborsaving, torque increase and efficiency are considered, make every effort in laborsaving, torque increase and raising
Working efficiency etc., which reaches optimal, to be agreed with.
Orthopaedics Portable puller of the invention, structure is simple, easy to operate, easy to use, in limb operation, treatment
It can be widely applied in rehabilitation course, be suitble to promote.
Detailed description of the invention
Examples of the present invention will be described by way of reference to the accompanying drawings, in which:
Fig. 1 is the structural schematic diagram of tractor of the invention.
Fig. 2 is the structural schematic diagram of pars contractilis in the present invention.
Fig. 3 is the structural schematic diagram of front and back C arm in the present invention.
Marked in the figure: C arm, 5- fixed knob after C arm, 4- before 1- traction body, 2- telescopic arm, 3-；101- traction body, 102-
C arm sliding slot, 106- lock briquetting, 107- hook knob after crank, 103- screw rod, 104- worm gear, 105-；201- telescopic boom body,
202- lock rack gear, C arm bolt mounting groove before C arm body, 302- before C arm slot, 301- before 203-, 303- fixed bolt hole one,
304- installs tenon, C arm bolt mounting groove, 403- dovetail groove, 404- fixed bolt hole two after C arm body, 402- after 401-.
Specific embodiment
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 Portable puller of the invention, orthopaedics Portable puller of the invention,
Including traction body 1, telescopic arm 2, preceding C arm 3 and rear C arm 4, it is connected with rear C arm 4 on the traction body 1, is set in the traction body 1
Have can relative telescopic telescopic arm 2, C arm 3 before being connected on the end that the telescopic arm 2 stretches out outside traction body 1, the preceding C arm 3
It is oppositely arranged and is used in conjunction with each other with rear C arm 4.Wherein worm gear 104, worm screw and screw rod 103, institute are equipped in the traction body 1
The intermeshing of worm and wheel 104 is stated, the worm screw connects the crank 102 outside traction body 1, is equipped with spiral shell in the worm gear 104
The screw rod 103 of line cooperation；The telescopic arm 2 includes telescopic boom body 201, and one end of the telescopic boom body 201 is fixedly connected with silk
Bar 103, the other end stretch out outside traction body 1.The traction body 1 is equipped with locking mechanism, and the locking mechanism is located at traction body 1
It stretches out on one end of telescopic boom body 201, wherein locking mechanism includes locking briquetting 106 and hook knob 107, the telescopic boom body
201 are equipped with locking rack gear 202, wherein locking briquetting 106 connects and is controlled by hook knob 107, the locking briquetting 106 and
The locking mutual cooperation of rack gear 202 is locked.With therefore can pass through control crank 102 rotation, drive worm screw 104 rotate, snail
Bar 104 drives the worm screw engaged relative to body rotation, is threadedly coupled due to using between worm screw and screw rod 103,
The rotation of worm screw can be exchanged into the movement of screw rod 103 in the axial direction thereof, then push telescopic boom body 201 flexible, realization pair
The flexible control of preceding C arm 3, for controlling the stretching to human body limb.It is inserted equipped with preceding C arm the end of the telescopic boom body 201
Slot 203, the preceding C arm 3 includes preceding C arm body 301 and installation tenon 304, wherein preceding C arm body 301 is in " C " character form structure, the peace
The top center that tenon 304 is set to preceding C arm body 301 is filled, and protrudes a part relative to preceding C arm body 301, and tenon 304 and preceding C are installed
Being between arm body 301 is integrally structure, wherein a part that installation tenon 304 is paid outward, can just cooperate C arm before being plugged in insert
It carries out joggle in slot 203 to fix, the installation tenon 304 is equipped with fixed bolt hole 1, makes the telescopic boom body 201 and preceding C
It can be bolted to connection between arm 3, and the bolt in this example just uses knob 5, therefore telescopic boom body 201 and preceding C arm 3
Between be fixedly connected by knob 5.The bottom surface of the traction body 1 is equipped with rear C arm sliding slot 105, the knot of the rear C arm sliding slot 105
Structure of the structure just with dovetail groove 403 matches, and the rear C arm 4 includes rear C arm body 401, which is in " C " font
Structure, it is described after C arm body 401 top surface be equipped with dovetail groove 403 namely dovetail groove 403 rear C arm body 401 center of top to
Indent, wherein the dovetail groove 403 and rear C arm sliding slot 105 are mutually paired and can opposite slidings.；The dovetail groove 403 is equipped with
Fixed bolt hole 2 404 makes to be bolted to connection between the traction body 1 and rear C arm 4.Preceding 301 He of C arm body
Several Kirschner wire fixation bolt mounting grooves are respectively equipped on C arm body 401 afterwards.The side arm of the telescopic arm 2 is equipped with flexible scale；
Wherein one circle of the rotation of crank 102, the telescopic arm 2 move 2mm.
Orthopaedics Portable puller of the invention, retractor body use worm and gear and Lead screw transmission structure, pass through
Worm and gear amplifies at least 4~5 times of torques, and operator is made only to need the force operations telescopic arm handle using original 1/4th~5
Hand i.e. can reach drawing effect, can substantially reduced operator working strength.Due to the amplification of torque, this tractor can operated
In the case that person does not increase manipulation strength, increase pulling force, traction effect can greatly reduce people much better than weight traction effect
Work participates in the case where drawing.Traditional weight traction cannot accurately control hauling distance, for this purpose, this tractor adds on telescopic arm
Enter scale, make clearly determine hauling distance in doctor's use process, guarantees the more accurate limbs length of patient.This set passes
Dynamic structure has fully taken into account laborsaving, torque increase and efficiency, and the every swinging handle one of operator encloses, and telescopic arm moves 2mm.From
Driving angle considers that the mobile distance of per revolution is shorter, then more laborsaving, but will affect the progress of operation significantly in this way, because
This, by abundant consideration, drive mechanism is adjusted to current transmission ratios by us, is made every effort in laborsaving, torque increase and is improved work
Make efficiency etc. and reach optimal to agree with.The part that stretch arm is connected with main body is can to rotate and lock, when Kirschner wire angle
Unhorizontal or patient limb is spent since fracture generation is axial rotary, the broken ends of fractured bone can be made to be restored to correct angle by rotary extension arm
Degree, and be locked in this angle, sufficient preparation is carried out to perform the operation.This tractor is in the premise for guaranteeing overall structural strength
Under, weight is as much as possible alleviated, overall weight facilitates operator to carry and use less than 3.3kg.
The invention is not limited to specific embodiments 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 (3)
1. a kind of orthopaedics Portable puller, it is characterised in that: it include traction body (1), telescopic arm (2), preceding C arm (3) and
C arm (4) afterwards are connected with rear C arm (4) on the traction body (1), be equipped in the traction body (1) can relative telescopic telescopic arm
(2), the telescopic arm (2), which is stretched out on the end of traction body (1) outside, is connected with preceding C arm (3), the preceding C arm (3) and rear C arm (4)
It is oppositely arranged and is used in conjunction with each other, worm gear (104), worm screw and screw rod (103), the worm screw are equipped in the traction body (1)
It is intermeshed with worm gear (104), the crank (102) of worm screw connection traction body (1) outside, is equipped in the worm gear (104)
The screw rod (103) being threadedly engaged；The telescopic arm (2) includes telescopic boom body (201), one end of the telescopic boom body (201)
It is fixedly connected screw rod (103), the other end stretches out traction body (1) outside, and the end of the telescopic boom body (201) is inserted equipped with preceding C arm
Slot (203), the preceding C arm (3) include preceding C arm body (301) and installation tenon (304), and the installation tenon (304) is set to preceding C arm body
(301) top is plugged in preceding C arm slot (203) wherein installation tenon (304) can cooperate, and even by fixed knob (5)
It connects, the bottom surface of the traction body (1) is equipped with rear C arm sliding slot (105), and the rear C arm (4) includes rear C arm body (401), described
The top surface of C arm body (401) is equipped with dovetail groove (403) afterwards, and the dovetail groove (403) cooperates with rear C arm sliding slot (105) and can
Opposite sliding, the installation tenon (304) are equipped with fixed bolt hole one (303), make the telescopic boom body (201) and preceding C arm (3)
Between can be bolted to connection；The dovetail groove (403) is equipped with fixed bolt hole two (404), makes the traction body (1)
It can be bolted to connection, be respectively equipped on the preceding C arm body (301) and rear C arm body (401) several between rear C arm (4)
Kirschner wire fixation bolt mounting groove.
2. orthopaedics Portable puller as described in claim 1, it is characterised in that: the traction body (1) is equipped with locking
Mechanism, wherein locking mechanism includes locking briquetting (106) and hook knob (107), and the telescopic boom body (201) is equipped with locking
Rack gear (202), wherein locking briquetting (106) connects and is controlled by hook knob (107), the locking briquetting (106) and locking
Rack gear (202) mutual cooperation is locked.
3. orthopaedics Portable puller as claimed in claim 1 or 2, it is characterised in that: set on the side arm of the telescopic arm
There is flexible scale；Wherein one circle of crank (102) rotation, the telescopic arm (2) move 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610410792.9A CN105943139B (en) | 2016-06-13 | 2016-06-13 | A kind of Portable puller of orthopaedics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610410792.9A CN105943139B (en) | 2016-06-13 | 2016-06-13 | A kind of Portable puller of orthopaedics |
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| Publication Number | Publication Date |
|---|---|
| CN105943139A CN105943139A (en) | 2016-09-21 |
| CN105943139B true CN105943139B (en) | 2019-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610410792.9A Active CN105943139B (en) | 2016-06-13 | 2016-06-13 | A kind of Portable puller of orthopaedics |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108236535A (en) * | 2018-01-14 | 2018-07-03 | 陈晓盛 | Medical orthopedic orthopedic equipment |
| 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 |
| 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 |
| 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 |
| CN109464184B (en) * | 2019-01-15 | 2020-02-21 | 河南省中医院（河南中医药大学第二附属医院） | Limb long bone diaphysis fracture reduction device |
| CN109771117B (en) * | 2019-03-01 | 2021-04-16 | 上海电气集团股份有限公司 | Orthopedics traction device |
| CN111772821A (en) * | 2020-07-23 | 2020-10-16 | 川北医学院附属医院 | Orthopedics fixing forceps of restoreing of accurate location upper limbs wound |
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Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6895969B2 (en) * | 2003-02-06 | 2005-05-24 | Roger J. Malcolm | Orthopedic traction device |
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2016
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| 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 |
| 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 |
| CN205866821U (en) * | 2016-06-13 | 2017-01-11 | 季欣然 | Portable tractor is used to orthopedics |
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| Publication number | Publication date |
|---|---|
| CN105943139A (en) | 2016-09-21 |
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Effective date of registration: 20200628 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 |