CN105640625B - Reduction of the fracture auxiliary machine - Google Patents

Reduction of the fracture auxiliary machine Download PDF

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Publication number
CN105640625B
CN105640625B CN201610173517.XA CN201610173517A CN105640625B CN 105640625 B CN105640625 B CN 105640625B CN 201610173517 A CN201610173517 A CN 201610173517A CN 105640625 B CN105640625 B CN 105640625B
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CN
China
Prior art keywords
limbs
fracture
reduction
extremity
rack body
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Expired - Fee Related
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CN201610173517.XA
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Chinese (zh)
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CN105640625A (en
Inventor
王彪
郝定均
孔令擘
高文杰
郭华
李强
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Xian Honghui Hospital
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Xian Honghui Hospital
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Priority to CN201610173517.XA priority Critical patent/CN105640625B/en
Publication of CN105640625A publication Critical patent/CN105640625A/en
Application granted granted Critical
Publication of CN105640625B publication Critical patent/CN105640625B/en
Expired - Fee Related legal-status Critical Current
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B2017/564Methods for bone or joint treatment

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)

Abstract

This case discloses a kind of reduction of the fracture auxiliary machine, can carry out limbs fracture reset, to overcome certain disadvantages of conventional fracture reduction, effectively improves the working efficiency and quality of medical care of doctor, reduces the wounded's pain.It includes:For installing the rack body of fixing device for extremity;For fixing the fixing device for extremity at fracture site both ends;Mounting base for being mounted on reduction of the fracture auxiliary machine on fixture;Fixing device for extremity includes two limbs fixation members, and wherein at least one limbs fixation member is installed by the sliding component slid along rack body length direction, and one of limbs fixation member is installed by the rotary fixing base rotated along limbs axis.It is an advantage of the invention that:1, such limbs fracture reset auxiliary device can be used cooperatively with common X-ray machine;2, such limbs fracture reset auxiliary device greatly facilitates reduction of the fracture doctor to operate, time saving and energy saving, accurate to reset, and improves working efficiency and quality, reduces patient's pain, the convenient check of follow-up in the future.

Description

Reduction of the fracture auxiliary machine
Technical field
The invention belongs to technical field of medical instrument, specifically a kind of reduction of the fracture instrument.
Background technique
Currently, clinically when carrying out the reduction of the fracture to patient, since ligament drawing is relatively tight and
The repair function of ligament is poor, resets after mostly will not cutting ligament, and reduction of the fracture opisthodetic ligament is tightly attached to bone Surface seriously affects fixation, and the also serious reset for hindering fracture of the drawing of ligament operates cumbersome, time-consuming and laborious, gives Medical worker increases work difficulty.
Orthopedist needs manually to carry out drawing to distal end knochenbruch under X-ray examination to draw, then when carrying out the reduction of the fracture Two-section knochenbruch is reset to ideal nature state.In this course, doctor need 1 people even more people assist could to resist the wounded because Pain and take passive position, contraction of muscle, tissue edema generate muscle resistance Muscle tensility, especially fracture the time be more than 8 Hour muscle resistance is bigger.And the wounded mismatches in artificial traction process sometimes because of pain, and ideal reset state is difficult to Keep, to it is subsequent beat cream bandage fixation retainer of splint come it is inconvenient.During the reduction of the fracture, fracture site resets substantially with doctor doctor Raw feel have an X-rayed-pull to knochenbruch repeatedly sometimes to reach ideal reset state, increases the wounded's pain.
Summary of the invention
Limbs fracture reset can be carried out to provide one kind, to overcome certain disadvantages of conventional fracture reduction, makes X-ray examination The lower reduction of the fracture is more convenient precisely, and reduction of the fracture record can effectively improve doctor's convenient for further consultation in the future, evaluation therapeutic effect Working efficiency and quality of medical care reduce the wounded's pain.The technical solution adopted by the present invention is:
A kind of reduction of the fracture auxiliary machine, including:
For installing the rack body of fixing device for extremity;
For fixing the fixing device for extremity at fracture site both ends;
Mounting base for being mounted on reduction of the fracture auxiliary machine on fixture;
Fixing device for extremity includes two limbs fixation members, and wherein at least one limbs fixation member passes through along bracket sheet The sliding component installation of body length direction sliding, one of limbs fixation member are fixed by the rotation rotated along limbs axis Seat installation.
According to the reduction of the fracture auxiliary machine, the rack body is the reset support plate of aluminum alloy material;Installation It is provided with the clamping seats of U-shaped on seat, the fishbolt for adjusting is had on clamping seats.Fishbolt has anti-skid chequer.
According to the reduction of the fracture auxiliary machine, one in two limbs fixation members passes through rotary fixing base Installation, another is installed by fixing seat, and one in fixing seat, rotary fixing base is mounted on rack body by sliding component On.
According to the reduction of the fracture auxiliary machine, the limbs fixation member includes limbs lock handcuff and nylon bandage, Buddhist nun Imperial one end of bandage is mounted on limbs lock handcuff, and the other end has velcro fastener.
According to the reduction of the fracture auxiliary machine, worm and gear rotating mechanism is installed inside rotary fixing base, wherein worm gear With the tooth engagement of arc-shaped limbs lock handcuff excircle, the outer end connection of worm screw has the regulation handle of anti-skid chequer, limbs lock handcuff The upper angled groove of label.
According to the reduction of the fracture auxiliary machine, the sliding component is slide unit, and slid platform base has for showing bone The graduated scale of horizontal reset amount is rolled over, the outer end of the lead screw on slide unit is equipped with spanner, has on spanner for showing turning moment Dial plate.
It is an advantage of the invention that:
1, such limbs fracture reset auxiliary device can be used cooperatively with common X-ray machine;
2, such limbs fracture reset auxiliary device greatly facilitates reduction of the fracture doctor to operate, time saving and energy saving, accurate to reset, Working efficiency and quality are improved, patient's pain, the convenient check of follow-up in the future are reduced.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 locks the A put handcuffs on to partial schematic diagram for right side limbs.
In attached drawing:1, nylon bandage;2, limbs lock handcuff;3, lock handcuff pedestal;4, support plate is resetted;5, mounting base; 6, Clamping seats;7, fishbolt;8, it perforates;9, regulation handle;10, slide unit;11, lead screw;12, slid platform base;13, it pulls Hand;14, dial plate;15, bandage pedestal;16, angle groove;17, worm gear;18 worm screws.
Specific embodiment
Embodiment
The present invention will be further described with reference to the accompanying drawing.
The present invention is reduction of the fracture auxiliary machine, it mainly includes:It is described for installing the rack body of fixing device for extremity Rack body be light alloy material reset support plate, material can be aluminium alloy or titanium alloy etc.;It fractures for fixed The fixing device for extremity at position both ends, fixing device for extremity are fixed for flexible fabric, have patient's usage experience good, soft, easypro Suitable advantage is easy to be accepted by patients;Mounting base 5 for being mounted on reduction of the fracture auxiliary machine on fixture, mounting base 5 are Clamped-in style is fixed, and screws application pretightning force using fishbolt 7 and reduction of the fracture auxiliary machine is fixed on station;Limbs are fixed Device includes two limbs fixation members, and wherein at least one limbs fixation member along rack body length direction by sliding Component installation is slid, one of limbs fixation member is installed by the rotary fixing base rotated along limbs axis.
One in two limbs fixation members is installed by rotary fixing base, another is pacified by fixing seat Dress.One in fixing seat, rotary fixing base is resetted in support plate 4 by sliding component and being mounted on, another is then mounted directly On resetting support plate 4.Limbs fixation member includes that limbs lock handcuff 2 and nylon bandage 1, nylon bandage 1 use breathable fabric system Make.1 one end of nylon bandage is mounted on limbs lock handcuff 2 and perforates 8;The other end has velcro fastener, pastes across bandage pedestal 15 Binding can be completed later.
Worm and gear rotating mechanism is installed, the tooth that wherein worm gear 17 locks 2 excircles of handcuff with limbs is nibbled inside rotary fixing base It closes, the outer end of worm screw 18 is connected with the regulation handle 9 of anti-skid chequer, marks angled groove 16 on limbs lock handcuff 2.Rotation manually Turn regulation handle 9, worm screw 18 drives worm gear 17 to rotate, and completes primary slow down;Worm gear 17 drives 2 rotation of limbs lock handcuff, this is the Secondary speed-reducing.By slowing down twice, worm screw 18 often rotates a circle, 2 rotation 1-10 degree of limbs lock handcuff.Therefore, 2 rotation of limbs lock handcuff Dynamics is uniform, easily controllable speed.
Sliding component is slide unit 10, and 12 side of slid platform base has for showing two sections of bone horizontal displacements of fracture site i.e. The graduated scale of reset amount, the outer end of the lead screw 11 on slide unit 10 are equipped with spanner 13, with for showing turning moment on spanner 13 Dial plate 14.Under good lubricating condition, the thrust that 13 torque of spanner generates is P.
Wherein thrust derived expression:P=2πηT/L;
η:Screw rod transmission efficiency, about 0.9 ~ 0.95
T:Torque;
L:Screw lead.
Therefore torque size is directly proportional to thrust, by observation torque T it is known that thrust or pulling force size.We are very 14 digital scale of dial plate can extremely be changed into the size of power, more intuitively, be conducive to doctor according to dial digital and understand external force pair Acra strength.
The use of time screws fishbolt 7 first, and using bolt clamped-in style mounting base 5, the present apparatus is mounted on station On;Then, the both ends of limbs of patient fracture are individually placed on two limbs lock handcuffs 2, are tightened using nylon bandage 1;Finally, rotation Spanner 13 applies thrust, while observing 12 side scale of slid platform base, so that the separation or close of fracture both ends.If necessary to revolve Turn, trimming handle 9 can be used to adjust limbs lock handcuff 2, and number of rotation can be observed on angle groove 16.
The above-described embodiments are merely illustrative of preferred embodiments of the present invention, not to structure of the invention Think and protection scope is defined, without departing from the design concept of the invention, ordinary engineering and technical personnel in this field To all variations and modifications that technical solution of the present invention is made, protection scope of the present invention should all be fallen into.

Claims (2)

1. a kind of reduction of the fracture auxiliary machine, it is characterised in that:Including:For installing the rack body of fixing device for extremity;For The fixing device for extremity at fixed fracture site both ends;Mounting base for being mounted on reduction of the fracture auxiliary machine on fixture(5);
Fixing device for extremity includes two limbs fixation members, and one of limbs fixation member passes through along rack body length side It is installed to the sliding component of sliding, one of limbs fixation member is installed by the rotary fixing base rotated along limbs axis;
One in two limbs fixation members is installed by rotary fixing base, another is installed by fixing seat, Gu One in reservation, rotary fixing base is mounted on rack body by sliding component;
The limbs fixation member includes limbs lock handcuff(2)With nylon bandage(1), nylon bandage(1)One end is mounted on limbs Lock handcuff(2)Perforation(8), other end velcro fastener is across limbs lock handcuff(2)Bandage pedestal(15);
Worm and gear rotating mechanism is installed, wherein worm gear inside rotary fixing base(17)It locks and puts handcuffs on arc-shaped limbs(2)Outer circle The tooth engagement in week, worm screw(18)Outer end connection have anti-skid chequer regulation handle(9), limbs lock handcuff(2)Upper label is angled Groove(16);
The rack body is the reset support plate of titanium alloy material(4);Mounting base(5)On be provided with the clamping seats of U-shaped (6), clamping seats(6)The upper fishbolt with for adjusting(7), fishbolt(7)With anti-skid chequer.
2. reduction of the fracture auxiliary machine according to claim 1, it is characterised in that:The sliding component is slide unit(10), Slid platform base(12)With for showing the graduated scale of fracture horizontal reset amount, slide unit(10)On lead screw(11)Outer end be equipped with Spanner(13), spanner(13)The upper dial plate with for showing turning moment(14).
CN201610173517.XA 2016-03-24 2016-03-24 Reduction of the fracture auxiliary machine Expired - Fee Related CN105640625B (en)

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Application Number Priority Date Filing Date Title
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CN105640625B true CN105640625B (en) 2018-11-16

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110897778B (en) * 2019-12-23 2022-04-12 安徽医科大学第一附属医院 Multifunctional operating device for gypsum beating
CN110946640A (en) * 2019-12-30 2020-04-03 朱怀宇 Humerus stretching and compressing device
CN112515906A (en) * 2020-12-10 2021-03-19 黔南民族职业技术学院 Rotary operating table device for veterinarian diagnosis and treatment

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205626065U (en) * 2016-03-24 2016-10-12 李强 Appearance is assisted in reduction of fracture

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2211256Y (en) * 1994-12-12 1995-11-01 刘德惠 Limb tractor for reduction
US6953443B2 (en) * 2002-07-22 2005-10-11 Imp Inc. Tibial distraction device
CN201624839U (en) * 2010-05-04 2010-11-10 曹显利 Tibial fracture reduction traction frame
CN104510552B (en) * 2013-09-28 2017-01-18 沈阳新松机器人自动化股份有限公司 Fracture traction device
CN204951272U (en) * 2015-09-06 2016-01-13 刘克贵 Orthopedics is with mount that resets

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205626065U (en) * 2016-03-24 2016-10-12 李强 Appearance is assisted in reduction of fracture

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Inventor after: Wang Biao

Inventor after: Hao Dingjun

Inventor after: Kong Lingbo

Inventor after: Gao Wenjie

Inventor after: Guo Hua

Inventor after: Li Qiang

Inventor before: Li Qiang

CB03 Change of inventor or designer information
TA01 Transfer of patent application right

Effective date of registration: 20181008

Address after: 710000 Nanguo Road No. 76, Beilin gate, Beilin District, Xi'an, Shaanxi

Applicant after: XI'AN HONGHUI HOSPITAL

Address before: 277100 54 Guangming Road, Shizhong District, Zaozhuang, Shandong

Applicant before: Li Qiang

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Granted publication date: 20181116

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CF01 Termination of patent right due to non-payment of annual fee