CN110292426A - A kind of external fixing rack that stress is adjustable - Google Patents
A kind of external fixing rack that stress is adjustable Download PDFInfo
- Publication number
- CN110292426A CN110292426A CN201910556556.1A CN201910556556A CN110292426A CN 110292426 A CN110292426 A CN 110292426A CN 201910556556 A CN201910556556 A CN 201910556556A CN 110292426 A CN110292426 A CN 110292426A
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- CN
- China
- Prior art keywords
- fixed frame
- swingle
- frame
- screw
- main fixed
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- 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.)
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Classifications
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- 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
Abstract
A kind of external fixing rack that stress is adjustable, including upper holder, swingle and lower fixed frame, fixed frame includes main fixed frame and is auxiliarily fixed, the semicolumn groove of the main fixed frame and device for fixing screen on headrest forms upper fixed screw position, the swingle includes that rotating cylindrical is connected and fixed platform and connecting rod, the semicolumn groove of the body frame and locating rack forms lower fixed screw position, the lower fixed frame includes body frame and locating rack, fixed frame is connect with swingle, and the connecting rod of the swingle is set in the sleeve of lower locating rack；With multiple fixed screw positions, fixation can be rotated with joint motion, and spring is equipped between swingle and lower fixed frame, and the stress that femoral head is subject in acetabular bone when adjustable movable avoids femoral head abnormal stress, abrasion deformation in acetabular bone.
Description
Technical field
The present invention relates to the field of medical instrument technology, especially a kind of external fixing rack that stress is adjustable.
Background technique
Now, the interior fixation of intramedullary nail is generally used after bone surgery treatmentFrameMatched with the external fixing rack of external fixing rack
Treatment is closed, but the therapeutic modality use scope of interior fixation is limited, is easily destroyed perimyelis blood fortune, influences cortical bone, and it is existing
For external fixing rack in order to play locally fixed effect, the fixed frame across joint can not activity.
Hip joint is made of hipbone and femur, many hip joint diseases such as depauperation, wound, infection or tumour etc. because
Element needs to carry out operative treatment, after hipbone is performed the operation, generally requires joint femur and operative site is fixed, fixed model
It encloses across hip joint, and joint of the hip joint as the movement of walking, it needs to carry out function during fixing after operative treatment
It takes exercise, but external fixing rack is with the stress being easy during exercise or walking by different directions.When external fixing rack is in hip region
It is unfavorable for femoral head moulding when fixed, and femoral head can be made that femoral head is over-stressed, abrasion by stress state.
Summary of the invention
In order to overcome the disadvantages mentioned above of the prior art, the object of the present invention is to provide a kind of adjustable outer fixations of stress
Frame.
The technical solution adopted by the present invention to solve the technical problems is: a kind of external fixing rack that stress is adjustable, packet
It includes:
Upper holder: including main fixed frame and device for fixing screen on headrest, the main fixed frame tow sides are equipped with several semicolumns
Groove, and left and right face is equipped with the split screw position of several same hollow out circles, the left and right face is equipped with the fixation through main fixed frame
Screw position, described be auxiliarily fixed are erected at main fixed frame two sides, the device for fixing screen on headrest front be equipped with main fixed frame it is corresponding and
Identical semicolumn groove, the device for fixing screen on headrest two sides are equipped with the split screw of hollow out corresponding and identical as main fixed frame circle
Position；
Swingle: top is rotating cylindrical, and the rotating cylindrical center is equipped with the rotary screw hole connecting with upper holder,
It is connected and fixed platform below the rotating cylindrical, the fixed station is fixedly connected with the connecting rod；
Lower fixed frame: including body frame and locating rack, the body frame front is equipped with several semicolumn grooves, described body frame or so
Two sides are equipped with the set screw position of several same hollow out circles through body frame, and the body frame back side is equipped with sleeve, the locating rack
Front is equipped with semi-circular recesses corresponding with body frame, and hollow out corresponding and identical as body frame circle is equipped at left and right sides of the locating rack
Set screw position.
As a further improvement of the present invention: the main fixed frame left and right sides is equipped with swingle link block, the swingle
Link block is equipped with swingle connecting screw hole, is equipped with arc hollow out, the rotating cylindrical of the swingle below the main fixed frame
It is located between the swingle link block of main fixed frame, fixed frame passes through swingle by screw with swingle and connect spiral shell
Wire hole is connected with rotary screw hole, and nut is in other side clamping screw and main fixed frame.
As a further improvement of the present invention: the external fixing rack is additionally provided with spring, and the spring is located at swingle under
Between fixed frame, the connecting rod of the swingle is located in sleeve, and the spring passes through connecting rod and is located at connecting rod outer upper,
The spring, which is located at, to be connected and fixed below platform, and spring is being connected and fixed between platform and sleeve with certain elastic force.
As a further improvement of the present invention: the sleeve is that hollow out is cylindrical, and the hollow out shape is circle, described to engrave
Empty round diameter is slightly larger than the connecting rod of swingle.
As a further improvement of the present invention: the main positive semicolumn number of recesses of fixed frame is two or more, institute
The semicolumn number of recesses of main fixed frame reverse side is stated as two or more, the main fixed frame passes through with two device for fixing screen on headrest in left and right
Screw connection.
As a further improvement of the present invention: the fixed screw bit quantity of the main fixed frame is two, the fixed spiral shell
Silk position be located at first pair and third to split screw position below, swingle link block is run through in the fixed screw position.
As a further improvement of the present invention: by screw connection, the master is solid for the main fixed frame and device for fixing screen on headrest
The semicolumn groove of the semicolumn groove and device for fixing screen on headrest of determining frame forms upper fixed screw position.
As a further improvement of the present invention: fixed screw bit quantity is more than there are two on each side, fixed
More than four upper fixed screw positions are provided with, place fixing glue in fixed screw position.
As a further improvement of the present invention: the body frame and locating rack pass through screw connection, the semicolumn of the body frame
The semicolumn groove of groove and locating rack forms lower fixed screw position, and fixing glue is placed in the lower fixed screw position.
As a further improvement of the present invention: fixed frame, swingle and lower fixed frame are difference with conventional machining
Dimensions product passes through 3D printing personalized customization.
Compared with prior art, the beneficial effects of the present invention are: there are multiple fixed screw positions, fixation can be with pass
Section is movable and rotates, and spring is equipped between swingle and lower fixed frame, effectively fixed to maintain femoral head in suitable position in acetabular bone
While, and femoral head stress state can be effectively adjusted, prevent that femoral head is over-stressed, abrasion.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is structural schematic diagram of the invention.
Fig. 3 is structural schematic diagram of the invention.
Fig. 4 is the structural schematic diagram of main fixed frame.
Specific embodiment
Now in conjunction with Detailed description of the invention, the present invention is further described with embodiment: a kind of stress as shown in figures 1-4 is adjustable
The external fixing rack of formula, including upper holder 1, swingle 2 and lower fixed frame 3, wherein upper holder 1 includes main fixed frame 11 and auxiliary
It helps and fixes 12, the swingle 2 includes rotating cylindrical 21, is connected and fixed platform 22 and connecting rod 23, and the lower fixed frame 3 includes master
Frame 31 and locating rack 32.
11 tow sides of main fixed frame are equipped with several semicolumn grooves 101, and left and right face is equipped with several same hollow outs
Round split screw position 102, the left and right face are equipped with through the fixed screw position 103 of main fixed frame, the main fixed frame 11 with
12 framves are auxiliarily fixed by screw connection in left and right two, and the device for fixing screen on headrest 12 is located at main 11 two sides of fixed frame, the auxiliary
12 front of fixed frame is equipped with semicolumn groove 101 corresponding and identical with main fixed frame, and 12 two sides of device for fixing screen on headrest are equipped with
The split screw position 102 of hollow out circle corresponding and identical as main fixed frame 11, main 11 left and right sides of fixed frame connect equipped with swingle
Block 104 is connect, the swingle link block 104 is equipped with swingle connecting screw hole 105, is equipped with arc below the main fixed frame 11
Hollow out.
It is rotating cylindrical 21 above the swingle 2,21 center of rotating cylindrical is equipped with the rotation connecting with upper holder
Turn screw hole 201, platform 22 is connected and fixed below the rotating cylindrical 21, the fixed station 22 is fixedly connected with connecting rod 23, institute
The rotating cylindrical 21 for stating swingle 23 is located between the swingle link block 104 of main fixed frame 11, fixed frame 11 with
Swingle 2 passes through swingle connecting screw hole 105 and rotary screw hole 201 by screw and connects.
31 front of body frame is equipped with several semicolumn grooves 301, is equipped at left and right sides of the body frame 31 through body frame
The set screw position 302 of several same hollow outs circles, the body frame back side are equipped with sleeve 303,32 front of locating rack be equipped with
Body frame corresponding semi-circular recesses 301 are equipped with the positioning that hollow out corresponding and identical as body frame is justified at left and right sides of the locating rack 32
Screw position 302.
Spring 4 is equipped between the swingle 2 and lower fixed frame 3, the spring 4 passes through connecting rod 23 and is located at connecting rod 23
The connecting rod 23 of outer upper, the swingle 2 is located in sleeve 304.
The main fixed frame 11 passes through screw connection, the semicolumn groove of the main fixed frame 11 with device for fixing screen on headrest 12
101 pass through with fixed screw position 106 on the composition of semicolumn groove 101 of device for fixing screen on headrest 12, the body frame 31 with locating rack 32
Screw connection, the semicolumn groove 301 of the body frame 31 and the semicolumn groove 301 of locating rack 32 form lower fixed screw position
304。
Case study on implementation one:
(1) center of circle in the swingle connecting screw hole of the swingle link block of main fixed frame is made to be directed at the acetabular fossa of patient；
(2) by screw connection, fixed screw position and fixed screw position enter for main fixed frame and device for fixing screen on headrest
Fixing glue；
(3) the fixed screw position that is located above and be located above with the merging of the fixing glue of the upper fixed screw position at middle part without
The hipbone affected part top position of operation；
(4) the fixing glue merging of fixed screw position and underlying upper fixed screw position is located below by operation adjustment
Hipbone affected part position；
(5) the fixed screw position is tightened by screw and nut, fixed fixing glue position；
(6) swingle is connect with upper holder, passes through screw and the fixed swingle of nut；
(7) spring is put into outside the connecting rod, the swingle is inserted in sleeve；
(8) by screw connection, the lower fixed screw position enters fixing glue, the fixing glue for the body frame and locating rack
It is placed in patient femur；
(9) the set screw position is tightened by screw and nut, fixed fixing glue position.
Case study on implementation two:
(1) center of circle in the swingle connecting screw hole of the swingle link block of main fixed frame is made to be directed at the acetabular fossa of patient；
(2) by screw connection, fixed screw position and fixed screw position enter for main fixed frame and device for fixing screen on headrest
Fixing glue；
(3) it the fixed screw position that is located above and is located above and the merging of the fixing glue of the upper fixed screw position at middle part is passed through
The hipbone affected part position of operation adjustment；
(4) it is located below the hip of the non-underwent operative of fixing glue merging of fixed screw position and underlying upper fixed screw position
Bone affected part lower position；
(5) the fixed screw position is tightened by screw and nut, fixed fixing glue position；
(6) swingle is connect with upper holder, passes through screw and the fixed swingle of nut；
(7) spring is put into outside the connecting rod, the swingle is inserted in sleeve；
(8) by screw connection, the lower fixed screw position enters fixing glue, the fixing glue for the body frame and locating rack
It is placed in patient femur；
(9) the set screw position is tightened by screw and nut, fixed fixing glue position.
In conclusion after those skilled in the art read file of the present invention, according to the technique and scheme of the present invention with
Technical concept is not necessarily to creative mental labour and makes other various corresponding conversion schemes, belongs to the model that the present invention is protected
It encloses.
Claims (7)
1. a kind of external fixing rack that stress is adjustable characterized by comprising
Upper holder: including main fixed frame and device for fixing screen on headrest, the main fixed frame tow sides are equipped with several semicolumn grooves,
And left and right face is equipped with the split screw position of several same hollow out circles, the left and right face is equipped with the fixed screw through main fixed frame
Position, described be auxiliarily fixed are erected at main fixed frame two sides, and the device for fixing screen on headrest front is equipped with corresponding and identical with main fixed frame
Semicolumn groove, the device for fixing screen on headrest two sides be equipped with hollow out corresponding and identical as main fixed frame justify split screw position；
Swingle: top is rotating cylindrical, and the rotating cylindrical center is equipped with the rotary screw hole connecting with upper holder, described
It is connected and fixed platform below rotating cylindrical, the fixed station is fixedly connected with the connecting rod；
Lower fixed frame: including body frame and locating rack, the body frame front is equipped with several semicolumn grooves, the body frame left and right sides
Set screw position equipped with several same hollow out circles through body frame, the body frame back side are equipped with sleeve, the locating rack front
Equipped with semi-circular recesses corresponding with body frame, the positioning of hollow out corresponding and identical as body frame circle is equipped at left and right sides of the locating rack
Screw position.
2. a kind of adjustable external fixing rack of stress according to claim 1, which is characterized in that the main fixed frame is left
Right side is equipped with swingle link block, and the swingle link block is equipped with swingle connecting screw hole, sets below the main fixed frame
There is arc hollow out, the rotating cylindrical of the swingle is located between the swingle link block of main fixed frame, fixed frame
Swingle connecting screw hole is passed through by screw with swingle and rotary screw hole is connect.
3. a kind of adjustable external fixing rack of stress according to claim 1, which is characterized in that the external fixing rack is also
Equipped with spring, the spring is located between swingle and lower fixed frame, and the connecting rod of the swingle is located in sleeve, the bullet
Spring passes through connecting rod and is located at connecting rod outer upper.
4. a kind of adjustable external fixing rack of stress according to claim 1, which is characterized in that the main fixed frame is just
The semicolumn number of recesses in face is two or more, and the semicolumn number of recesses of the main fixed frame reverse side is two or more.
5. a kind of adjustable external fixing rack of stress according to claim 1, which is characterized in that the main fixed frame
Fixed screw bit quantity is two, the fixed screw position be located at first pair and third to split screw position below.
6. a kind of adjustable external fixing rack of stress according to claim 1, which is characterized in that the main fixed frame with
Device for fixing screen on headrest is made up of screw connection, the semicolumn groove of the main fixed frame and the semicolumn groove of device for fixing screen on headrest
Fixed screw position.
7. a kind of adjustable external fixing rack of stress according to claim 1, which is characterized in that the body frame and positioning
Frame forms lower fixed screw position by screw connection, the semicolumn groove of the body frame and the semicolumn groove of locating rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910556556.1A CN110292426A (en) | 2019-06-25 | 2019-06-25 | A kind of external fixing rack that stress is adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910556556.1A CN110292426A (en) | 2019-06-25 | 2019-06-25 | A kind of external fixing rack that stress is adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110292426A true CN110292426A (en) | 2019-10-01 |
Family
ID=68028828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910556556.1A Pending CN110292426A (en) | 2019-06-25 | 2019-06-25 | A kind of external fixing rack that stress is adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110292426A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559066A (en) * | 2019-10-07 | 2019-12-13 | 丁浩男 | Fixing support device with auxiliary fracture reduction function |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5951556A (en) * | 1996-05-15 | 1999-09-14 | Orthofix S.R.L. | Compact external fixation device |
| CN2738743Y (en) * | 2004-09-03 | 2005-11-09 | 明立功 | Y-shape elastic external fixer |
| 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 |
| TWI658810B (en) * | 2017-11-22 | 2019-05-11 | 寶楠生技股份有限公司 | Knee joint external fixation device |
| CN210931747U (en) * | 2019-06-25 | 2020-07-07 | 丁浩男 | External fixation frame with adjustable stress |
-
2019
- 2019-06-25 CN CN201910556556.1A patent/CN110292426A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5951556A (en) * | 1996-05-15 | 1999-09-14 | Orthofix S.R.L. | Compact external fixation device |
| CN2738743Y (en) * | 2004-09-03 | 2005-11-09 | 明立功 | Y-shape elastic external fixer |
| 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 |
| TWI658810B (en) * | 2017-11-22 | 2019-05-11 | 寶楠生技股份有限公司 | Knee joint external fixation device |
| CN210931747U (en) * | 2019-06-25 | 2020-07-07 | 丁浩男 | External fixation frame with adjustable stress |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559066A (en) * | 2019-10-07 | 2019-12-13 | 丁浩男 | Fixing support device with auxiliary fracture reduction function |
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