CN206261677U - A kind of positioning auxiliary device for fracture of neck of femur - Google Patents
A kind of positioning auxiliary device for fracture of neck of femur Download PDFInfo
- Publication number
- CN206261677U CN206261677U CN201620862991.9U CN201620862991U CN206261677U CN 206261677 U CN206261677 U CN 206261677U CN 201620862991 U CN201620862991 U CN 201620862991U CN 206261677 U CN206261677 U CN 206261677U
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- square
- framework
- fixed column
- aiming
- auxiliary device
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Abstract
The utility model discloses a kind of positioning auxiliary device for fracture of neck of femur, it includes base, framework, aims at square, fixed column A and fixed column B, wherein, the framework is vertically built on the base and can be on the base plane around the longitudinal axis rotation of the framework；The fixed column A is fixed on the top of the framework；The aiming square is by spindle housing on the framework, the aiming square can be moved freely and can fixed at an arbitrary position along being arranged in the chute of the framework both sides, the aiming square frame can be around the axis of rotation simultaneously, some location holes are offered on the surface of the aiming square, the fixed column B is detachably secured to the center on the surface for opening up location hole.The utility model can reduce operating time, reduce operation wound, reduce amount of bleeding, reduce the infringement to neck of femur sclerotin, reduce radioscopy number of times, reduce the radiation to patient and medical personnel.
Description
Technical field
The utility model is related to medical instruments field, and in particular to a kind of positioning auxiliary device for fracture of neck of femur.
Background technology
Fracture of neck of femur is adult's multiple fracture, in recent years, as average human life increases, the fracture of neck of femur incidence of disease
In obvious ascendant trend, such fracture has disability rate and the death rate higher, patient once fracturing, if not carrying out operative treatment,
Long-term bed is then needed, causes related complication occurrence probability to greatly increase, such as hypostatic pneumonia, bedsore, DVT, muscle
Atrophy, osteoporosis, urinary system infection contamination, osteoporosis, and caput femoris necrosis probability can be increased.
Internal fixation treatment is carried out to fracture of neck of femur, its purpose reduces femur to carry out anatomical reduction to fracture as far as possible
The downright bad occurrence probability of head, makes fracture obtain strong fixation, beneficial to patient's early ambulation, reduces complication rate.
The selection of fracture of neck of femur internal fixation method, for the patient less than 60 years old, be typically chosen three pieces of pulling force it is hollow plus
Pressure screw fixes fracture, and three pieces of screws insert neck of femur in three-dimensional perspective.The internal fixation method can heal for patient provides neck of femur
Chance is closed, once there is caput femoris necrosis later, considers further that row prosthetic replacement treats, can so reduce corrective surgery expense
With using the joint of patient oneself as far as possible.It is auxiliary usually using the C-arm X-ray machine with radiophotography function in surgical procedure
Help, patient femur's fracture of cervical vertebra is resetted using bone traction frame, afterwards with reference to sight, hollow screw guide pin is inserted into stock
Bone neck precalculated position, reuses hollow boring bit and is drilled along guide pin, is screwed into hollow screw.
Under current medical conditions, doctor is generally led by rule of thumb when guide pin is inserted into neck of femur precalculated position
Pin is inserted, and tends not to that guide pin disposably is inserted into precalculated position, need to repeatedly be injected, be extracted, and repeats operation, until position is full
Meaning, this serial procedures increased operating time, operation wound, amount of bleeding, and need Reusability C-arm X-ray machine to be had an X-rayed
Operation, makes patient and medical worker absorb excessive X-ray, high risks patient and medical worker's health.
Problem to be solved in the utility model is to provide one kind can be quick, accurate on the premise of X-ray examination number of times is reduced
Really determine the positioning auxiliary device for fracture of neck of femur of guide pin body surface implantation site.
Utility model content
Utility model purpose：To solve problems of the prior art, the utility model provides a kind of for neck of femur
The positioning auxiliary device of fracture, it is possible to reduce operating time, reduces operation wound, reduces amount of bleeding, reduces to neck of femur sclerotin
Infringement, reduce radioscopy number of times, reduce radiation to patient and medical personnel.
The utility model technical problem also to be solved is the application method for proposing above-mentioned positioning auxiliary device.
Technical scheme：To realize above-mentioned technical purpose, the utility model proposes a kind of positioning for fracture of neck of femur
Servicing unit, it includes base, framework, aims at square, fixed column A and fixed column B, wherein, the framework is vertically built in institute
State on base and can be around the framework on the base plane the longitudinal axis rotate；The fixed column A is fixed on the framework
Top；By spindle housing on the framework, the aiming square can be along being arranged at the framework both sides for the aiming square
Chute in move freely and can fix at an arbitrary position, while the aiming square frame can be taken aim at around the axis of rotation described
The surface of quasi- square offers some location holes, and the fixed column B is detachably secured to the surface for opening up location hole
Center.
Preferably, the base is square, and the framework is fixed on the center of the base, and the framework i.e. can be around
Its longitudinal axis rotates, while can also be fixed on the framework.
In one embodiment, the base is fixedly connected by bolt with framework with nut, when needing rotating frame
When, nut is unscrewed, it is that tightening nuts are fixed when desired position is rotated to.
In other implementation method, the center for aiming at square offers thread groove, and one end of the fixed column B sets
The screw thread matched with the thread groove is equipped with, the fixed column B is detachable by thread groove and screw thread with the aiming square
Be fixedly connected.
Preferably, the surface for aiming at square is provided with three location holes, is arranged in equilateral triangle and aims at square
Center.
In order to further expand the scope of application of the utility model positioning auxiliary device, in another preferred embodiment
In, dismountable keeper is embedded with square center is aimed at, the keeper passes through to be arranged at the upper of aiming square outer surface
Tight screw is fixedly connected with the aiming square, and the center of the keeper offers location hole.
Preferably, described location hole is one or three.When for one when, the location hole be located at keeper center,
Now the positioning auxiliary device can be used for individually positioning the operation of neck of femur position, such as the anti-rotation screw of intertrochanter fracture of femur
Position is fixed, such as the positioning of the main nail position of fracture of neck of femur DHS steel plates, specifically when in use, fixed column B is screwed in into the location hole
In, after completing positioning work, fixed column B is screwed off, now, the location hole is used as seeking pin fixing hole.
When for three when, three location holes are arranged at the center of keeper in positive triangle or inverted triangle, now can be used for list
Sub- fracture of neck of femur three-dimensional Pinning, when being placed in equilateral triangle, for equilateral triangle tack hole, when in del
When, for del tack hole.
Preferably, the fixed column B be telescopic rod, length be 20cm to 100cm, fixed column B perpendicular to aim at square,
Rotation fixed column B drives and aims at square rotation.
The fixed column A is telescopic rod, and length is 20cm to 100cm, fixed column A planes where the framework, Gu
Fixed column A drives framework rotation parallel to base, rotation fixed column A.
In application process, the utility model coordinates with the C-arm X-ray machine, bone traction frame with radiophotography function
Use.In operation, patient is fixed well on orthopedic traction bed, after fracture of neck of femur resets, the sight is positioned over
At Ipsilateral hip joint, appropriate regulation height makes aiming square slightly parallel with thigh, fixed column A is put down with long axis of body first
OK.Perspective side position x-ray image, fix bar B is installed on the center for aiming at square first, and regulation aims at the height of square, while
Rotation aims at the angle of square, fix bar B on the bit image of side is located on neck of femur central axial line；Then P-A Cephalomatrics are had an X-rayed, by
It is bound together in fix bar A and housing, fix bar A rotations, housing also and then rotates, and rotating fixing rod A is located at
On neck of femur axis, so as to complete positioning.Then three pieces of guide pins are squeezed into stock by aiming at three location holes of square respectively
Bone neck, is drilled using hollow boring bit by guide pin, is screwed into screw.
Beneficial effect：Compared with prior art, the utility model can on the premise of X-ray examination number of times is reduced, it is quick,
Auxiliary locator is fixed in the fracture of neck of femur closed reduction for accurately determining guide pin body surface implantation site, it is possible to reduce operation
Time, reduce operation wound, reduce amount of bleeding, reduce the infringement to neck of femur sclerotin, reduce radioscopy number of times, it is right to reduce
Patient and the radiation of medical personnel.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation for aiming at square；
Fig. 3 a~3c is the structural representation for aiming at square and locating piece, wherein, in Fig. 3 a, the location hole of locating piece is in
Triangle arrangement, in Fig. 3 b, the location hole of locating piece is in positive triangle arrangement, and in Fig. 3 c, the location hole of locating piece is single hole arrangements.
Specific embodiment
For the technical problem, technical scheme and the advantage that to be solved embodiment of the present utility model are clearer, below will
It is described in detail in conjunction with the drawings and the specific embodiments.
As shown in figure 1, a kind of stock positioning auxiliary device, it includes square base 1, vertical is built on base and can be
The framework 2 rotated around the longitudinal axis of framework on base plane, the chute that can be set along framework both sides on the framework by spindle housing
Freely up and down move and can around the fixed column A4 and fixed column B5 on the aiming square 3 of axis of rotation, the top for being fixed on framework,
Fixed column B is telescopic rod, and length is 20cm to 100cm, and fixed column B drives and aim at perpendicular to square, rotation fixed column B is aimed at
Square rotates.Fixed column A is telescopic rod, and length is 20cm to 100cm, and fixed column A is perpendicular to plane where framework, i.e., parallel
In base, rotation fixed column A drives framework rotation.
Wherein, three location holes 6 are offered on the surface for aiming at square, is arranged in aiming square in equilateral triangle
The heart, fixed column B5 is detachably secured to open up the center on the surface of location hole.Wherein, framework can rotate around its longitudinal axis,
Can also be fixed on framework simultaneously.
In one embodiment, base is fixedly connected by bolt with framework with nut, when rotating frame is needed, rotation
Loose nut, when desired position is rotated to, tightening nuts are fixed.
In other implementation method, the center for aiming at square offers thread groove, and one end of fixed column B is provided with and spiral shell
The screw thread that groove matches, fixed column B is removably secured by thread groove and screw thread with aiming square and is connected.
In application process, the utility model coordinates with the C-arm X-ray machine, bone traction frame with radiophotography function
Use.In operation, patient is fixed well on orthopedic traction bed, after fracture of neck of femur resets, the sight is positioned over
At Ipsilateral hip joint, appropriate regulation height makes aiming square slightly parallel with thigh, fixed column A is put down with long axis of body first
OK.Perspective side position x-ray image, fix bar B is installed on the center for aiming at square first, and regulation aims at the height of square, while
Rotation aims at the angle of square, fix bar B on the bit image of side is fixed on neck of femur central axial line；Then P-A Cephalomatrics are had an X-rayed,
It is bound together due to fix bar A and housing, fix bar A rotations, housing also and then rotates, and rotating fixing rod A makes its position
In on neck of femur axis, so as to complete positioning.Then three pieces of guide pins are squeezed into by aiming at three location holes of square respectively
Neck of femur, is drilled using hollow boring bit by guide pin, is screwed into screw.
In order to further expand the scope of application of the utility model positioning auxiliary device, in another preferred embodiment
In, dismountable keeper 7 is embedded with square center is aimed at, the keeper 7 passes through to be arranged at aiming square outer surface
Tighten the screw 8 with it is described aiming square be fixedly connected, the center of the keeper offers location hole.
Location hole can be one or three, as shown in Figure 3.When for one when, location hole be located at keeper center, now
The positioning auxiliary device can be used for individually positioning the operation of neck of femur position, such as position of the anti-rotation screw of intertrochanter fracture of femur
Positioning, such as positioning of the main nail position of fracture of neck of femur DHS steel plates, specifically when in use, during fixed column B screwed in into the location hole,
After completing positioning work, fixed column B is screwed off, now, the location hole is used as guide pin fixing hole.
When for three when, three location holes are arranged at the center of keeper in positive triangle or inverted triangle, now can be used for stock
Bone fracture of cervical vertebra three-dimensional Pinning, when being placed in equilateral triangle, for equilateral triangle tack hole, when in del, uses
In del tack hole.
When different keepers are changed, it is only necessary to unscrewed tightening the screw, screw is tightened again i.e. after changing keeper
Can.
In sum, the utility model can quickly and accurately determine guide pin on the premise of X-ray examination number of times is reduced
Auxiliary locator is fixed in the fracture of neck of femur closed reduction of body surface implantation site, may be simultaneously used for other needs positioning
The operation of neck of femur position, it is possible to reduce operating time, reduces operation wound, reduces amount of bleeding, reduces to neck of femur sclerotin
Infringement, reduce radioscopy number of times, reduce radiation to patient and medical personnel.
Claims (9)
1. a kind of positioning auxiliary device for fracture of neck of femur, it is characterised in that including base, framework, aim at square, fixation
Post A and fixed column B, wherein, the framework is vertically built on the base and can be on the base plane around the framework
The longitudinal axis rotation；The fixed column A is fixed on the top of the framework；The aiming square is located at the framework by spindle housing
On, the aiming square can be moved freely and can fixed at an arbitrary position along being arranged in the chute of the framework both sides, while
The aiming square frame can offer some location holes, the fixed column B around the axis of rotation on the surface of the aiming square
It is detachably secured to the center on the surface for opening up location hole.
2. positioning auxiliary device according to claim 1, it is characterised in that the base is square, the framework is consolidated
Due to the center of the base, the framework can rotate around its longitudinal axis, while can also be fixed on the framework.
3. positioning auxiliary device according to claim 2, it is characterised in that the base and framework pass through bolt and nut
It is fixedly connected, when rotating frame is needed, unscrews nut, when desired position is rotated to, tightening nuts is fixed.
4. positioning auxiliary device according to claim 1, it is characterised in that the center of the aiming square offers screw thread
Groove, one end of the fixed column B is provided with the screw thread matched with the thread groove, the fixed column B and the aiming square
Connection is removably secured by thread groove and screw thread.
5. positioning auxiliary device according to claim 1, it is characterised in that the surface of the aiming square is provided with three
Location hole, the center for aiming at square is arranged in equilateral triangle.
6. positioning auxiliary device according to claim 1, it is characterised in that the aiming square center is embedded with detachably
Keeper, the keeper passes through to be arranged at and aims at tightening the screw for square outer surface and be fixedly connected with the aiming square,
The center of the keeper offers location hole.
7. positioning auxiliary device according to claim 6, it is characterised in that described location hole is or three, when
For one when, the location hole is located at keeper center, when for three when, three location holes are in that positive triangle or inverted triangle are arranged at
The center of keeper.
8. positioning auxiliary device according to claim 1, it is characterised in that the fixed column B is telescopic rod, length is
20cm to 100cm, fixed column B drive and aim at square rotation perpendicular to square, rotation fixed column B is aimed at.
9. positioning auxiliary device according to claim 1, it is characterised in that the fixed column A is telescopic rod, length is
20cm to 100cm, fixed column A drive framework rotation perpendicular to plane where framework, fixed column A parallel to base, rotation fixed column A
Turn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620862991.9U CN206261677U (en) | 2016-08-09 | 2016-08-09 | A kind of positioning auxiliary device for fracture of neck of femur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620862991.9U CN206261677U (en) | 2016-08-09 | 2016-08-09 | A kind of positioning auxiliary device for fracture of neck of femur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206261677U true CN206261677U (en) | 2017-06-20 |
Family
ID=59036777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620862991.9U Withdrawn - After Issue CN206261677U (en) | 2016-08-09 | 2016-08-09 | A kind of positioning auxiliary device for fracture of neck of femur |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206261677U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137409A (en) * | 2016-08-09 | 2016-11-23 | 泰州市人民医院 | A kind of positioning auxiliary device for fracture of neck of femur and using method thereof |
-
2016
- 2016-08-09 CN CN201620862991.9U patent/CN206261677U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137409A (en) * | 2016-08-09 | 2016-11-23 | 泰州市人民医院 | A kind of positioning auxiliary device for fracture of neck of femur and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170620 Effective date of abandoning: 20180810 |
|
| AV01 | Patent right actively abandoned |