CN109692021A - A kind of hip joint retractor - Google Patents
A kind of hip joint retractor Download PDFInfo
- Publication number
- CN109692021A CN109692021A CN201910080263.0A CN201910080263A CN109692021A CN 109692021 A CN109692021 A CN 109692021A CN 201910080263 A CN201910080263 A CN 201910080263A CN 109692021 A CN109692021 A CN 109692021A
- Authority
- CN
- China
- Prior art keywords
- fixed plate
- ball
- attachment base
- steering ball
- upside
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
- A61B2017/0275—Joint distractors for the hip
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a kind of hip joint retractors, including the first fixed plate, attachment base, screw rod, steering ball, telescopic rod, ball mortar and threaded hole, attachment base is equipped on the right side of first fixed plate, telescopic rod is equipped on the right side of the attachment base, it is equipped with connecting rod between the telescopic rod, the first fixed plate and attachment base, is equipped with screw rod on the upside of the attachment base, the connection seat both sides are equipped with ball mortar, steering ball is installed on the inside of the ball mortar, is provided with threaded hole on the upside of the steering ball.During being performed the operation, it is attached by screw rod and the threaded hole on the upside of steering ball, so that steering ball is fixed on the inside of ball mortar, it is therefore prevented that the generation of steering ball rotation phenomenon, greatly reduce the risk of operation, the success rate of operation is improved, is suitble to promote the use of, when finding the length scale difference of the femoral head of patient, by pulling inner tube, to be adjusted to the length of the second fixed plate, retractor utilization rate is improved, it is convenient for people to use.
Description
Technical field
The present invention relates to bone surgery engineering device technique field, specially a kind of hip joint retractor.
Background technique
One hip joint (hip joint) is made of femoral head and acetabular bone, is belonged to cup-and-ball joint, is typical bar mortar joint, stock
Facies articularis ossium accounts for the 2/3 of an area, is embedded in acetabular bone.The facies lunata of mortar surrounds acetabular fossa, filling fat in nest；Acetabular labrum attachment
Increase the depth of mortar in mortar edge.Transverse acetabular ligament closes acetabular notch, and neural blood vessel enters and leaves joint by tough leukorrhagia.Acetabular bone recess
Gap between femur facies articularis capituli is hip joint space, and normal adult's this gap width is 4~5mm.The upper half in gap is relatively narrow,
The distance of the opposite bone articular surface of display two.Lower half is wider, shows the distance between femoral head and acetabular fossa bottom.In P-A Cephalomatrics
On, though femur's neck lower edge is not attached to closed pore upper limb, the natural arc curve of a comparison, referred to as shame neck is collectively formed
Curve (Shent-on curve).Joint capsule is general hard thick, and its back lower place is relatively thin weak；Acetabular bone periphery is invested in hipbone and cross is tough
Band；In femur, front invests intertrochanteric line, and top and lower section invest near big lesser trochanter, be attached at rear from crista ntertrochanterica
At about 1cm.
The use defect of existing hip joint retractor, steering ball during being performed the operation, on the inside of traditional retractor
It can be rotated in ball mortar, so that steering ball can not be fixed, substantially increase the risk of operation, reduce the success of operation
Rate is not suitable for promoting the use of, and the length scale of the femoral head of different patients is different, can not adjust to the length of the second fixed plate
It is whole, reduce retractor utilization rate, it has not been convenient to the use of people.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, it the present invention provides a kind of hip joint retractor, solves in existing retractor
The steering ball of side can be rotated in ball mortar, so that steering ball can not be fixed, substantially increased the risk of operation, reduced hand
The success rate of art is not suitable for promoting the use of, and the length scale of the femoral head of different patients is different, can not be to the length of the second fixed plate
Degree is adjusted, and reduces retractor utilization rate, it has not been convenient to the problem of the use of people.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of hip joint retractor, including the
One fixed plate, attachment base, screw rod, steering ball, telescopic rod, ball mortar and threaded hole, the first fixed plate right side are equipped with attachment base,
It is equipped with connecting rod between the attachment base and the first fixed plate, is equipped with telescopic rod, the telescopic rod and company on the right side of the attachment base
It is equipped with connecting rod between joint chair, screw rod is equipped on the upside of the attachment base, the second fixed plate is installed on the right side of the telescopic rod, it is described
Connection seat both sides are equipped with ball mortar, are equipped with steering ball on the inside of the ball mortar, the steering ball is to be threadingly attached to connect
Bar, the steering ball upside are provided with threaded hole, and the telescopic rod is made of outer tube and inner tube, is socketed on the outside of said inner tube outer
Pipe.
Preferably, it is equipped with intermediate plate on the upside of first fixed plate, fixed spiral shell is equipped between the intermediate plate and the first fixed plate
Bolt.
Preferably, sealing ring is equipped between said inner tube and outer tube, the sealing ring is carried out by pasting with outer tube wall
Connection.
Preferably, fixing glue is equipped on the upside of second fixed plate, the fixing glue is to be threadingly attached to second to consolidate
Fixed board.
Preferably, said inner tube bottom is equipped with spacing collar, and the spacing collar is by being welded to connect in inner tube.
Beneficial effect
The present invention provides a kind of hip joint retractors.Have it is following the utility model has the advantages that
(1), a kind of hip joint retractor is passed through during being performed the operation by being equipped with screw rod on attachment base
Screw rod is attached with the threaded hole on the upside of steering ball, so that steering ball is fixed on the inside of ball mortar, it is therefore prevented that steering ball rotation
The generation of phenomenon greatly reduces the risk of operation, improves the success rate of operation, is suitble to promote the use of.
(2), a kind of hip joint retractor is being performed the operation by being equipped with telescopic rod between the second fixed plate and connecting rod
In, when finding the length scale difference of the femoral head of patient, by pulling inner tube, to be adjusted to the length of the second fixed plate
It is whole, retractor utilization rate is improved, it is convenient for people to use.
Detailed description of the invention
Fig. 1 is the whole structural schematic diagram of the present invention；
Fig. 2 is the structural schematic diagram of attachment base of the present invention；
Fig. 3 is the structural schematic diagram of telescopic rod of the present invention.
In figure, the first fixed plate -1, intermediate plate -2, fixing bolt -3, attachment base -4, connecting rod -5, screw rod -6, steering ball -
7, telescopic rod -8, the second fixed plate -9, fixing glue -10, ball mortar -11, threaded hole -12, outer tube -13, inner tube -14, spacing collar -
15, sealing ring -16.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the embodiment of the present invention provides a kind of technical solution: a kind of hip joint retractor, including first is solid
Fixed board 1, attachment base 4, screw rod 6, steering ball 7, telescopic rod 8, ball mortar 11 and threaded hole 12 are equipped on the right side of first fixed plate 1
Attachment base 4 is equipped with connecting rod 5, is equipped with telescopic rod 8, institute on the right side of the attachment base 4 between the attachment base 4 and the first fixed plate 1
It states and is equipped with connecting rod 5 between telescopic rod 8 and attachment base 4, screw rod 6 is equipped on the upside of the attachment base 4, is pacified on the right side of the telescopic rod 8
Equipped with the second fixed plate 9,4 two sides of attachment base are equipped with ball mortar 11, and steering ball 7 is equipped on the inside of the ball mortar 11, described
Steering ball 7 is to be threadingly attached to connecting rod 5, threaded hole 12 is provided on the upside of the steering ball 7, the telescopic rod 8 is by outer
Pipe 13 and inner tube 14 form, and are socketed with outer tube 13 on the outside of said inner tube 14.
Referring to Fig. 1, being equipped with intermediate plate 2 on the upside of first fixed plate 1, it is equipped between the intermediate plate 2 and the first fixed plate 1
Fixing bolt 3, the setting of fixing bolt 3 are convenient for for the first fixed plate 1 and intermediate plate 2 being fixed on ilium.
Referring to Fig. 3, being equipped with sealing ring 16 between said inner tube 14 and outer tube 13, the sealing ring 16 is by pasting and outside
13 inner wall of pipe is attached, and the setting of sealing ring 16 greatly improves the leakproofness between inner tube 14 and outer tube 13.
Referring to Fig. 1, being equipped with fixing glue 10 on the upside of second fixed plate 9, the fixing glue 10 is to be connected through a screw thread
In the second fixed plate 9, the setting of fixing glue 10 is convenient for for the second fixed plate 9 being fixed on femoral head.
Referring to Fig. 3,14 bottom of said inner tube is equipped with spacing collar 15, the spacing collar 15 is by being welded to connect in inner tube
14, the setting of spacing collar 15 prevents inner tube 14 from extracting.
Working principle: by being equipped with screw rod 6 on attachment base 4, it is provided with threaded hole 12 on steering ball 7, what is performed the operation
In the process, it is attached by screw rod 6 and the threaded hole 12 of 7 upside of steering ball, so that steering ball 7 is fixed in ball mortar 11
Side, it is therefore prevented that the generation of 7 rotation phenomenon of steering ball greatly reduces the risk of operation, improves the success rate of operation, is suitble to push away
It is wide to use, telescopic rod 8 is equipped between the second fixed plate 9 and connecting rod 5, telescopic rod 8 is made of outer tube 13 and inner tube 14, in hand
In art, when finding the length scale difference of the femoral head of patient, by pulling inner tube 14, thus to the length of the second fixed plate 9
It is adjusted, improves retractor utilization rate, it is convenient for people to use.
First fixed plate 1 of the invention, fixing bolt 3, attachment base 4, connecting rod 5, screw rod 6, steering ball 7, is stretched intermediate plate 2
Contracting bar 8, the second fixed plate 9, fixing glue 10, ball mortar 11, threaded hole 12, outer tube 13, inner tube 14, spacing collar 15, sealing ring 16, portion
Part is universal standard part or component as known to those skilled in the art, and structure and principle are all that this technology personnel can pass through
Technical manual learns or knows by routine experiment method that problems solved by the invention is tradition during being performed the operation
Steering ball on the inside of retractor can be rotated in ball mortar, so that steering ball can not be fixed, substantially increase the risk of operation,
The success rate of operation is reduced, is not suitable for promoting the use of, the length scale of the femoral head of different patients is different, can not be solid to second
The length of fixed board is adjusted, and reduces retractor utilization rate, it has not been convenient to which the use of people, the present invention are mutual by above-mentioned component
It is combined, by being equipped with screw rod on attachment base, during being performed the operation, passes through the threaded hole on the upside of screw rod and steering ball
It is attached, so that steering ball is fixed on the inside of ball mortar, it is therefore prevented that the generation of steering ball rotation phenomenon greatly reduces operation
Risk, improve the success rate of operation, be suitble to promote the use of, it is flexible by being equipped between the second fixed plate and connecting rod
Bar, during surgery, when finding the length scale difference of the femoral head of patient, by pulling inner tube, thus to the second fixed plate
Length is adjusted, and improves retractor utilization rate, convenient for people to use.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of hip joint retractor, it is characterised in that: including the first fixed plate (1), attachment base (4), screw rod (6), steering ball
(7), telescopic rod (8), ball mortar (11) and threaded hole (12), the first fixed plate (1) right side are equipped with attachment base (4), the company
Connecting rod (5) are equipped between joint chair (4) and the first fixed plate (1), are equipped with telescopic rod (8) on the right side of the attachment base (4), it is described to stretch
Connecting rod (5) are equipped between contracting bar (8) and attachment base (4), are equipped with screw rod (6) on the upside of the attachment base (4), the telescopic rod
(8) right side is equipped with the second fixed plate (9), and attachment base (4) two sides are equipped with ball mortar (11), peace on the inside of the ball mortar (11)
Equipped with steering ball (7), the steering ball (7) is to be threadingly attached to connecting rod (5), is provided with spiral shell on the upside of the steering ball (7)
Pit (12), the telescopic rod (8) are made of outer tube (13) and inner tube (14), are socketed with outer tube on the outside of said inner tube (14)
(13)。
2. a kind of hip joint retractor according to claim 1, it is characterised in that: set on the upside of first fixed plate (1)
Have intermediate plate (2), is equipped with fixing bolt (3) between the intermediate plate (2) and the first fixed plate (1).
3. a kind of hip joint retractor according to claim 1, it is characterised in that: said inner tube (14) and outer tube (13) it
Between be equipped with sealing ring (16), the sealing ring (16) is attached by stickup with outer tube (13) inner wall.
4. a kind of hip joint retractor according to claim 1, it is characterised in that: set on the upside of second fixed plate (9)
Have fixing glue (10), the fixing glue (10) is to be threadingly attached to the second fixed plate (9).
5. a kind of hip joint retractor according to claim 1, it is characterised in that: said inner tube (14) bottom is equipped with limit
It encloses (15), the spacing collar (15) is by being welded to connect in inner tube (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080263.0A CN109692021A (en) | 2019-01-28 | 2019-01-28 | A kind of hip joint retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080263.0A CN109692021A (en) | 2019-01-28 | 2019-01-28 | A kind of hip joint retractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109692021A true CN109692021A (en) | 2019-04-30 |
Family
ID=66234487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910080263.0A Withdrawn CN109692021A (en) | 2019-01-28 | 2019-01-28 | A kind of hip joint retractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109692021A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110141332A (en) * | 2019-06-01 | 2019-08-20 | 青岛大学附属医院 | It is a kind of to take ovum needle with flexible protection head |
| CN110559037A (en) * | 2019-09-26 | 2019-12-13 | 无锡东峰怡和科技发展有限公司 | Multifunctional blood vessel clamping device |
| CN110559037B (en) * | 2019-09-26 | 2024-06-07 | 无锡东峰怡和科技发展有限公司 | Multifunctional blood vessel clamping device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2300378Y (en) * | 1997-04-29 | 1998-12-16 | 何向阳 | Multi-function pelvis external fixator |
| CN2324977Y (en) * | 1998-01-22 | 1999-06-23 | 张树桧 | External fixation implement for distraction of ilium with femur |
| CN2643847Y (en) * | 2003-08-01 | 2004-09-29 | 苗旭漫 | External fixer for intertrochanter fracture of femur |
| CN102641149A (en) * | 2011-02-21 | 2012-08-22 | 汤福刚 | Hip joint dislocation reset traction device |
| US20140277446A1 (en) * | 2013-03-15 | 2014-09-18 | Moximed, Inc. | Implantation Approach and Instrumentality for an Energy Absorbing System |
| US20140358149A1 (en) * | 2012-02-02 | 2014-12-04 | Tedan Surgical Innovations, LLC. | Surgical process for anterior hip replacement |
| CN204890140U (en) * | 2015-07-23 | 2015-12-23 | 柳州铁道职业技术学院 | External observing and controlling appearance of closed reduction in human femoral fracture art |
| CN106859749A (en) * | 2017-02-22 | 2017-06-20 | 丁大发 | Homing position type external fixing rack |
| CN106923895A (en) * | 2015-12-29 | 2017-07-07 | 香港中文大学 | Hip stretch device |
| CN107080580A (en) * | 2017-04-28 | 2017-08-22 | 徐永清 | Adjustable shelf is fixed outside a kind of modular hip prosthesis |
| CN107645936A (en) * | 2015-03-25 | 2018-01-30 | 捷迈有限公司 | External stability |
| CN107802267A (en) * | 2017-12-03 | 2018-03-16 | 贵阳中医学院第二附属医院 | Femur side front inclination angle measurement mechanism and measuring method in Replacement of Hip Joint |
| CN207871043U (en) * | 2017-08-14 | 2018-09-18 | 昆明市第三人民医院 | Adjustable modular hip prosthesis special operations external fixing rack |
| CN208031237U (en) * | 2017-05-04 | 2018-11-02 | 明新月 | A kind of hip joint retractor |
-
2019
- 2019-01-28 CN CN201910080263.0A patent/CN109692021A/en not_active Withdrawn
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2300378Y (en) * | 1997-04-29 | 1998-12-16 | 何向阳 | Multi-function pelvis external fixator |
| CN2324977Y (en) * | 1998-01-22 | 1999-06-23 | 张树桧 | External fixation implement for distraction of ilium with femur |
| CN2643847Y (en) * | 2003-08-01 | 2004-09-29 | 苗旭漫 | External fixer for intertrochanter fracture of femur |
| CN102641149A (en) * | 2011-02-21 | 2012-08-22 | 汤福刚 | Hip joint dislocation reset traction device |
| US20140358149A1 (en) * | 2012-02-02 | 2014-12-04 | Tedan Surgical Innovations, LLC. | Surgical process for anterior hip replacement |
| US20140277446A1 (en) * | 2013-03-15 | 2014-09-18 | Moximed, Inc. | Implantation Approach and Instrumentality for an Energy Absorbing System |
| CN107645936A (en) * | 2015-03-25 | 2018-01-30 | 捷迈有限公司 | External stability |
| CN204890140U (en) * | 2015-07-23 | 2015-12-23 | 柳州铁道职业技术学院 | External observing and controlling appearance of closed reduction in human femoral fracture art |
| CN106923895A (en) * | 2015-12-29 | 2017-07-07 | 香港中文大学 | Hip stretch device |
| CN106859749A (en) * | 2017-02-22 | 2017-06-20 | 丁大发 | Homing position type external fixing rack |
| CN107080580A (en) * | 2017-04-28 | 2017-08-22 | 徐永清 | Adjustable shelf is fixed outside a kind of modular hip prosthesis |
| CN208031237U (en) * | 2017-05-04 | 2018-11-02 | 明新月 | A kind of hip joint retractor |
| CN207871043U (en) * | 2017-08-14 | 2018-09-18 | 昆明市第三人民医院 | Adjustable modular hip prosthesis special operations external fixing rack |
| CN107802267A (en) * | 2017-12-03 | 2018-03-16 | 贵阳中医学院第二附属医院 | Femur side front inclination angle measurement mechanism and measuring method in Replacement of Hip Joint |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110141332A (en) * | 2019-06-01 | 2019-08-20 | 青岛大学附属医院 | It is a kind of to take ovum needle with flexible protection head |
| CN110559037A (en) * | 2019-09-26 | 2019-12-13 | 无锡东峰怡和科技发展有限公司 | Multifunctional blood vessel clamping device |
| CN110559037B (en) * | 2019-09-26 | 2024-06-07 | 无锡东峰怡和科技发展有限公司 | Multifunctional blood vessel clamping device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190430 |
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| WW01 | Invention patent application withdrawn after publication |