CN106137372A - Neck of femur guide pin guider - Google Patents

Neck of femur guide pin guider Download PDF

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Publication number
CN106137372A
CN106137372A CN201610611991.6A CN201610611991A CN106137372A CN 106137372 A CN106137372 A CN 106137372A CN 201610611991 A CN201610611991 A CN 201610611991A CN 106137372 A CN106137372 A CN 106137372A
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China
Prior art keywords
guider
sleeve
collodiaphyseal angle
neck
top rake
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Granted
Application number
CN201610611991.6A
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Chinese (zh)
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CN106137372B (en
Inventor
黄东生
刘涛
胡义明
耿立杰
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Qilu Hospital of Shandong University Qingdao
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Individual
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Priority to CN201610611991.6A priority Critical patent/CN106137372B/en
Publication of CN106137372A publication Critical patent/CN106137372A/en
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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
    • A61B17/58Surgical 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
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • 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
    • A61B17/58Surgical 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
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/90Guides 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)
  • Life Sciences & Earth Sciences (AREA)
  • Orthopedic Medicine & Surgery (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)
  • Surgical Instruments (AREA)
  • Prostheses (AREA)

Abstract

The present invention relates to a kind of neck of femur operating equipment, specifically, relate to a kind of neck of femur guide pin guider, neck of femur guide pin guider it include collodiaphyseal angle guider, front rake guider, tapered sleeve and locking device, wherein collodiaphyseal angle guider includes a collodiaphyseal angle guide post, a collodiaphyseal angle connecting rod, a collodiaphyseal angle pilot sleeve, collodiaphyseal angle guide post and collodiaphyseal angle connecting rod are vertically arranged, and collodiaphyseal angle guide post and collodiaphyseal angle pilot sleeve be arranged in parallel;Front rake guider includes a top rake guide post, a top rake connecting rod, a pilot sleeve, and top rake guide post and top rake connecting rod are 130 degree of angles, and top rake guide post is parallel with top rake pilot sleeve;The neck of femur guide pin guider simple in construction of the present invention, operational approach is the simplest, and guide pin can be guided exactly to enter the internal of patient, extensively can apply at orthopaedics.

Description

Neck of femur guide pin guider
Technical field
The present invention relates to a kind of neck of femur operating equipment, specifically, relate to a kind of neck of femur guide pin guider.
Background technology
Fracture of femoral neck accounts for 3.6%, the 53% of Hip Fracture~56% of whole body fracture, due to femoral head biomechanics Complexity and local blood supply particularity, After femoral neck fracture nonunion and femur head necrosis incidence rate be respectively 8.9%~ 40%.Closed reduction, many pieces of compression screw for treatment of femoral neck fractures have become as the internal fixation method of current main flow, and perform the operation into The key of merit also resides in guide pin in addition to resetting and is correctly oriented.In the past many experts and scholars all according to neck of femur biomechanics, Geometry feature have developed some guide pin finders, and its structure is complicated, complex operation.
Prior art does not has accurate guider, so in practical operation often under long-time perspective and repeatedly Adjusting guide pin position could fixed fracture of femoral neck exactly.
Summary of the invention
In order to solve the problems referred to above, it is an object of the invention to provide a kind of simple to operate, and guide accurately, thus under guide pin Obtaining neck of femur guide pin guider the most more accurately, its concrete technical scheme is as follows:
A kind of neck of femur guide pin guider it include collodiaphyseal angle guider, front rake guider, tapered sleeve and locking device, wherein Collodiaphyseal angle guider includes a collodiaphyseal angle guide post, a collodiaphyseal angle connecting rod, a collodiaphyseal angle pilot sleeve, collodiaphyseal angle guide post and Collodiaphyseal angle connecting rod is vertically arranged, and collodiaphyseal angle guide post and collodiaphyseal angle pilot sleeve be arranged in parallel;Front rake guider includes one Top rake guide post, a top rake connecting rod, a pilot sleeve, top rake guide post and top rake connecting rod are 130 degree of angles, Top rake guide post is parallel with top rake pilot sleeve;Locking device and tapered sleeve coordinate fixing collodiaphyseal angle guider and top rake to lead To the angle of device, wherein collodiaphyseal angle pilot sleeve and the diametric fit of top rake pilot sleeve, one may be inserted into another set Overlap is formed in cylinder.
Optimally, it also includes more than one parallel pilot sleeve, and parallel sleeve includes two parallel sleeves, two Parallel sleeve fixed range connects.
Optimally, two parallel sleeve fixed ranges are set to 5mm, 10mm, 15mm, 17mm, 20mm.
The neck of femur guide pin guider of the technical program it include collodiaphyseal angle guider, front rake guider, tapered sleeve and Locking device, collodiaphyseal angle guider includes a collodiaphyseal angle guide post, a collodiaphyseal angle connecting rod, a collodiaphyseal angle pilot sleeve, and neck is done Angle guide post and collodiaphyseal angle connecting rod are vertically arranged, and collodiaphyseal angle guide post and collodiaphyseal angle pilot sleeve be arranged in parallel;Top rake is led To device include a top rake guide post, a top rake connecting rod, a pilot sleeve, top rake guide post and top rake connecting rod in 130 degree of angles, top rake guide post is parallel with top rake pilot sleeve;Locking device and tapered sleeve coordinate fixing collodiaphyseal angle guider With the angle of front rake guider, wherein collodiaphyseal angle pilot sleeve and the diametric fit of top rake pilot sleeve, can insert for one Overlap is formed in entering another sleeve.During use, collodiaphyseal angle pilot sleeve and top rake pilot sleeve are nested together, and then allow trouble Person lies on the back on orthopaedics traction operation table, draws suffering limb.After being reset to the satisfaction of position, position, positive side under perspective, guide pin is placed in patient body Outward, standard neck of femur far-end guide pin takes about 0.5cm longitudinal cut behind position, is placed in by the neck of femur guide pin guider combined Cortical bone outside neck of femur, top rake pilot sleeve and the top rake of fixing front rake guider guide guide rod, then adjust neck The collodiaphyseal angle of dry angle guider guides guide rod, makes collodiaphyseal angle guide post overlapping when having an X-rayed with the position, positive side of collodiaphyseal angle pilot sleeve, Then guide pin is inserted the pilot sleeve of superposition, it is achieved thereby that positive position, side is simultaneously directed to.Squeeze under combined guided device guides Neck of femur far-end guide pin.
The neck of femur guide pin guider of the technical program its also include more than one parallel pilot sleeve, parallel sleeve Including two parallel sleeves, two parallel sleeve fixed ranges connect, and two parallel sleeve fixed ranges are set to 5mm, 10mm, 15mm, 17mm, 20mm, can select parallel sleeve according in patient's neck of femur thickness art, squeeze into neck of femur near-end another Outer two guide pins, accomplish that fracture of femoral neck standard " isosceles triangle " is fixed.
2 clinical datas
2.1 these groups of physical data verify accurate rear clinic trial 12 example, male 8 examples, female 4 example on archetype repeatedly.Year Age 36~64 years old, average 52 years old.Femoral neck bone discount mo(u)ld bottom half 3 example, neck type 7 example, basilar part type 2 example, the equal I of Garden typing~ IV type.All Treatment of Fresh Traumatics are fractured.12 examples all use 3 pieces hollow add in nail pressing fixing.
2.2 operation methods: after combined spinal-epidural anesthesia comes into force, patient lies supine draws in orthopaedics
On operation table, draw suffering limb.After being reset to the satisfaction of position, position, positive side under perspective, place Kirschner wire in hip joint front.Thoroughly Determining normotopia inserting needle direction under depending on, and draw mark line on skin, take and be longitudinally about 0.5cm longitudinal cut, a property separates, and inserts Entering and combined guided sleeve is placed in cortical bone outside neck of femur, when guiding collodiaphyseal angle and top rake, instruction is dry need to be in positive side with sleeve The overlap during perspective of position, it is achieved thereby that positive position, side is simultaneously directed to.After squeezing into neck of femur far-end guide pin under combined guided device guides, Can select parallel sleeve according in patient's neck of femur thickness art, spacing is respectively 5mm, 1mm, 15mm, 17mm, 20mm, squeezes into stock Other two guide pins of bone neck near-end, measure length, select suitable neck of femur hollow screw to fix, accomplish fracture of femoral neck in art Standard " isosceles triangle " is fixing, and hip is suffered from removal suffering limb traction, activity, and movable without hindrance being of femoral head is well fixed.Nothing Layer-by-layer suture after bacterium normal saline washing otch.
2.3 result operating times 20 minutes were to 60 minutes, and whole surgical patients infect, without sleeping without surgical death, non-incision Bed complication.Early postoperation functional exercise, the postoperative x of taking the photograph line sheet all show fracture anatomical reduction, interior fixation, take the photograph sheet half a year multiple Look into that fracture line is fuzzy, interior fixing non-loosening phenomenon.
3 discuss
3.1 for the treatment of femoral neck fractures in young and middle aged adults patient, should be to improve union of fracture rate, to reduce Avascular Necrosis Of Femur Head rate For principle.At present, most doctors think, for the age < 65 years old, without obvious osteoporosis, without the patient of serious concomitant disease, use Internal fixation treatment.Many pieces of compression screw for treatment of femoral neck fractures be the most international in fixing EASD (Ao) recommend interior fixing Method, is also fixing means in the most popular fracture of femoral neck.In femoral head, it is screwed into forcing screw, fracture face can be made Produce compression stress in advance, stimulate accelerating union of bone fracture, and be difficult to loosen, migration or exit;Simple to operate, can enter by percutaneous puncture Nail, destroys few to femoral head blood fortune;Use 3 pieces of forcing screws, will have higher-strength and stronger anti-torsion ability, and increase fracture end Stability.Research both at home and abroad shows, the healing rate of compression screw for treatment of femoral neck fracture is up to more than 95%.
3.2 Seedling China et al. are dried neck of femur to adult and measure, and the anatomical data recording neck of femur is: vertical footpath is average 3.08cm, wherein male is 3.13cm, and women is 2.07cm;The average 2.37cm of transverse diameter, wherein male is 2.4cm, Nv Xingwei 2.17cm.Neck of femur anatomical features determines the difficulty that femur neck screw is fixing.Fixing in fracture of femoral neck, internal fixation operation is controlled Treat and all must be driven into guide pin in femoral head, then reboot internal fixation nail and enter.Successful surgery it is critical only that guide pin is just True direction.The most many experts and scholars have developed some guide pins orientation according to the biomechanics of neck of femur, geometry feature Device, its structure is complicated, complex operation, and I have developed neck of femur closed reduction, the neck of femur guide pin of the lower navigation of Wicresoft's x line perspective Guider, achieves good effect in clinical position.
3.3. 1. Novel guider advantage designs simply, it is easy to operation, as long as there being C arm x line machine, doctor all can carry out hands Art.2. this guider can be made by oneself by the conventional apparatus of clinic, it is simple to 3. popularization and application achieve in position, side saturating by this guider It is simultaneously directed to depending on position, lower positive side, simplifies operation.4. improve hollow nail guide pin and insert accuracy, it is to avoid blindly thread a needle and instead The whole contingent damage of polyphony.5. the spatial distribution of hollow nail relatively traditional surgical approaches significantly improves.6. the x of doctors and patients is decreased Ray exposes, and shortens operating time.7. art need not adjust perspective repeatedly flat
Face, simplifies operation, reduces infection chance.
The neck of femur guide pin guider simple in construction of the present invention, operational approach is the simplest, and can be exactly Guide guide pin to enter the internal of patient, extensively can apply at orthopaedics.
Accompanying drawing explanation
Fig. 1 is the structural representation of the neck of femur guide pin guider of the present invention;
Fig. 2 is the structural representation of parallel sleeve.
1-top rake guide post;2-collodiaphyseal angle connecting rod;3-top rake pilot sleeve;4-locking device;5-collodiaphyseal angle is led To sleeve;6-top rake connecting rod;The parallel pilot sleeve of 7-;8-collodiaphyseal angle guide post.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the neck of femur guide pin guider of the present invention is described in further detail by embodiment.
Embodiment 1:
The neck of femur guide pin guider of the present embodiment it include collodiaphyseal angle guider, front rake guider, tapered sleeve and locking dress Putting, collodiaphyseal angle guider includes collodiaphyseal angle guide post 8, collodiaphyseal angle connecting rod 5, collodiaphyseal angle pilot sleeve 8, and collodiaphyseal angle is led Being vertically arranged to bar 8 and collodiaphyseal angle connecting rod 2, collodiaphyseal angle guide post 8 and collodiaphyseal angle pilot sleeve 5 be arranged in parallel;Top rake is led Top rake guide post 1, one top rake connecting rod 6, top rake pilot sleeve 3 is included, top rake guide post 1 and leaning forward to device Angle connecting rod 6 is in 130 degree of angles, and top rake guide post 1 is parallel with top rake pilot sleeve 3;Locking device 4 and tapered sleeve coordinate solid Determine the angle of collodiaphyseal angle guider and front rake guider, wherein collodiaphyseal angle pilot sleeve 5 and the diameter of top rake pilot sleeve 3 Coordinating, one may be inserted into formation overlap in another sleeve.It also includes more than one parallel pilot sleeve 7, parallel conductive Include that two parallel sleeves, two parallel sleeve fixed ranges connect to sleeve.Two parallel sleeve fixed ranges set It is set to 5mm, 10mm, 15mm, 17mm, 20mm.
Embodiment 2:
The difference of the present embodiment and embodiment 1 is, the present embodiment neck of femur guide pin guider it include collodiaphyseal angle guider, Front rake guider, tapered sleeve and locking device, wherein collodiaphyseal angle guider includes that a collodiaphyseal angle guide post and a collodiaphyseal angle guide Sleeve, collodiaphyseal angle guide post and collodiaphyseal angle pilot sleeve be arranged in parallel fixing connection;Front rake guider includes that a top rake is led It is that 130 degree of angles arrange fixing connection to bar and a top rake pilot sleeve, top rake guide post and top rake pilot sleeve;Cone Set is the conical sleeve of a hollow, and collodiaphyseal angle pilot sleeve and top rake pilot sleeve insert conical sleeve;Locking device and cone Set coordinates fixing collodiaphyseal angle guider and the angle of front rake guider, wherein collodiaphyseal angle pilot sleeve and top rake pilot sleeve Diametric fit, one may be inserted into and forms overlap in another sleeve.
Particular embodiments described above, has been carried out the purpose of the present invention, technical scheme and beneficial effect the most in detail Describe in detail bright, be it should be understood that the specific embodiment that the foregoing is only the present invention, be not limited to the present invention, all Within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, should be included in the guarantor of the present invention Within the scope of protecting.

Claims (3)

1. a neck of femur guide pin guider, it is characterised in that: it includes collodiaphyseal angle guider, front rake guider, tapered sleeve And locking device, wherein
Collodiaphyseal angle guider includes a collodiaphyseal angle guide post, a collodiaphyseal angle connecting rod, a collodiaphyseal angle pilot sleeve, and collodiaphyseal angle guides Bar and collodiaphyseal angle connecting rod are vertically arranged, and collodiaphyseal angle guide post and collodiaphyseal angle pilot sleeve be arranged in parallel;
Front rake guider includes a top rake guide post, a top rake connecting rod, a pilot sleeve, top rake guide post and front Inclination angle connecting rod is 130 degree of angles, and top rake guide post is parallel with top rake pilot sleeve;
Tapered sleeve is the conical sleeve of a hollow, and collodiaphyseal angle pilot sleeve and top rake pilot sleeve insert conical sleeve;
Locking device and tapered sleeve coordinate fixing collodiaphyseal angle guider and the angle of front rake guider;
Wherein collodiaphyseal angle pilot sleeve and the diametric fit of top rake pilot sleeve, one may be inserted into formation in another sleeve Overlapping.
Neck of femur guide pin guider the most according to claim 1, it is characterised in that: it also includes more than one parallel Pilot sleeve, parallel sleeve includes that two parallel sleeves, two parallel sleeve fixed ranges connect.
Neck of femur guide pin guider the most according to claim 2, it is characterised in that: two parallel sleeve fixed ranges It is set to 5mm, 10mm, 15mm, 17mm, 20mm.
CN201610611991.6A 2016-07-31 2016-07-31 Neck of femur guide pin guider Expired - Fee Related CN106137372B (en)

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CN106137372B CN106137372B (en) 2018-07-06

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108814704A (en) * 2018-04-10 2018-11-16 谢小波 Proximal femoral nail sets nail guider

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB482268A (en) * 1936-12-02 1938-03-25 Mueller Otto Instrument for locating the transfixing pin in fractures of the cervix femoris
US4911153A (en) * 1988-02-04 1990-03-27 Biomet, Inc. Orthopedic surgical instrument
GB2444330A (en) * 2006-12-02 2008-06-04 Sanjay Valmikrao Sonanis Femoral neck head centering device
US20100036431A1 (en) * 2007-05-04 2010-02-11 Haidukewych George J Bone end (Epiphysis) fracture fixation device and method of use
CN202060860U (en) * 2011-04-20 2011-12-07 马台 Navigator of intramedullary nail at near end of thighbone
CN203089353U (en) * 2013-03-07 2013-07-31 上海市杨浦区中心医院 Device for guiding compression hip screw inserted into skin
CN103961175A (en) * 2014-06-01 2014-08-06 赵全明 Guider for fixing dynamic hip screws for proximal femoral fractures
CN104274238A (en) * 2014-10-21 2015-01-14 中国人民解放军第三军医大学第二附属医院 Fluoroscopic stereoscopic femoral neck localizing device
CN105748143A (en) * 2016-04-29 2016-07-13 谢小波 Femur neck guider
CN206239497U (en) * 2016-07-31 2017-06-13 黄东生 Neck of femur guide pin guider

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB482268A (en) * 1936-12-02 1938-03-25 Mueller Otto Instrument for locating the transfixing pin in fractures of the cervix femoris
US4911153A (en) * 1988-02-04 1990-03-27 Biomet, Inc. Orthopedic surgical instrument
GB2444330A (en) * 2006-12-02 2008-06-04 Sanjay Valmikrao Sonanis Femoral neck head centering device
US20100036431A1 (en) * 2007-05-04 2010-02-11 Haidukewych George J Bone end (Epiphysis) fracture fixation device and method of use
CN202060860U (en) * 2011-04-20 2011-12-07 马台 Navigator of intramedullary nail at near end of thighbone
CN203089353U (en) * 2013-03-07 2013-07-31 上海市杨浦区中心医院 Device for guiding compression hip screw inserted into skin
CN103961175A (en) * 2014-06-01 2014-08-06 赵全明 Guider for fixing dynamic hip screws for proximal femoral fractures
CN104274238A (en) * 2014-10-21 2015-01-14 中国人民解放军第三军医大学第二附属医院 Fluoroscopic stereoscopic femoral neck localizing device
CN105748143A (en) * 2016-04-29 2016-07-13 谢小波 Femur neck guider
CN206239497U (en) * 2016-07-31 2017-06-13 黄东生 Neck of femur guide pin guider

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108814704A (en) * 2018-04-10 2018-11-16 谢小波 Proximal femoral nail sets nail guider
CN108814704B (en) * 2018-04-10 2023-12-22 谢小波 Proximal femur intramedullary nail placement guider

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Effective date of registration: 20231109

Address after: 266000 Hefei Road, Shibei District, Qingdao, Shandong 758

Patentee after: QILU HOSPITAL OF SHANDONG University (QINGDAO)

Address before: Shandong University Qilu Hospital (Qingdao) Department of Traumatology and Orthopedics, No. 758 Hefei Road, Shibei District, Qingdao City, Shandong Province, 266000

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Patentee before: Liu Tao

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Granted publication date: 20180706