CN207323536U - A kind of 3D printing percutaneous cervical arc root guide plate - Google Patents
A kind of 3D printing percutaneous cervical arc root guide plate Download PDFInfo
- Publication number
- CN207323536U CN207323536U CN201720322218.8U CN201720322218U CN207323536U CN 207323536 U CN207323536 U CN 207323536U CN 201720322218 U CN201720322218 U CN 201720322218U CN 207323536 U CN207323536 U CN 207323536U
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- China
- Prior art keywords
- guide pipe
- hole
- arc root
- printing
- bottom plate
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Abstract
The utility model discloses a kind of 3D printing percutaneous cervical arc root guide plate, including bottom plate, through hole is offered in the middle part of the bottom plate, the inside of the through hole offers spherical card slot, the through hole is internally provided with guide pipe, the bottom fixing sleeve for being oriented to tube outer surface is connected to spherical clip set, the spherical cutting ferrule is connected in spherical card slot, the inner surface of guide pipe is provided with fixed thread, the outer surface of guide pipe offers three the first mounting grooves, the inside of three the first mounting grooves is installed with clutch shaft bearing, and the inside fixing sleeve of clutch shaft bearing is connected to the first round platform.The 3D printing percutaneous cervical arc root guide plate, by being internally provided with fixed thread in guide pipe, the effect of fixed percutaneous cervical arc root screw is reached, the implementation of convenient operation, spherical clip set is connected to by the outer surface fixing sleeve in guide pipe, achieve the purpose that adjusting guide plate is oriented to, solved the problems, such as that existing percutaneous cervical arc root guide plate is not easy to adjust guide angle.
Description
Technical field
The field of medical instrument technology is the utility model is related to, is specially a kind of 3D printing percutaneous cervical arc root guide plate.
Background technology
It is just consistent with the diagnosis and treatment theory of modern medicine since 3D printing has the characteristics that individuation, therefore, 3D is beaten
It will be heaven-made match that print technology, which is applied to biomedical sector, and 3D skills have just been widely applied in percutaneous cervical arc root screw internal fixation
Art, the situation that can be directed to patient are treated, and percutaneous cervical arc root screw internal fixation is current newest minimally invasive spine surgical
Method, operation wound is small, recovery is fast, method be percutaneous pedicle screw be screwed into backbone for sufferer backbone provide support and
Auxiliary treatment.
It is exactly to be not easy to position into nail point carrying out the problem of percutaneous cervical arc root screw internal fixation is existing very big now,
It would generally be positioned now when implementing percutaneous cervical arc root screw internal fixation using percutaneous cervical arc root to entering nail point, still
Existing guide plate is mostly fixed structure, the guiding of guide plate can not be adjusted according to the actual conditions of sufferer.
Utility model content
（One）The technical problem of solution
In view of the deficiencies of the prior art, the utility model provides a kind of 3D printing percutaneous cervical arc root guide plate, solves existing
The problem of some percutaneous cervical arc root guide plates are not easy to adjust guide angle.
（Two）Technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of percutaneous vertebral arch of 3D printing
Root guide plate, including bottom plate, through hole are offered in the middle part of the bottom plate, the inside of the through hole offers spherical card slot, described logical
Hole is internally provided with guide pipe, and the bottom fixing sleeve for being oriented to tube outer surface is connected to spherical clip set, the spherical card sleeve clamp
It is connected in spherical card slot, the inner surface of the guide pipe is provided with fixed thread.
The outer surface of the guide pipe offers three the first mounting grooves, and the inside of three first mounting grooves is fixed
Clutch shaft bearing is installed, the inside fixing sleeve of the clutch shaft bearing is connected to the first round platform, the remote guide pipe of first round platform
One side be fixedly connected with the first contiguous block.
The upper surface of the bottom plate is further opened with three the second mounting grooves, and the inside of three second mounting grooves is fixed
Second bearing is installed, the inside fixing sleeve of the second bearing is connected to the second round platform, and the upper surface of second round platform, which is fixed, to be connected
The second contiguous block is connected to, three telescopic devices are additionally provided with directly over the bottom plate.
The telescopic device includes upper boom and lower beam, and the top of three upper booms passes through with three the first contiguous blocks respectively
First axis pin is flexibly connected, and the bottom of three lower beams is flexibly connected with three the second contiguous blocks by the second axis pin respectively,
The bottom of the upper boom is fixedly connected with screw rod, and the top of the lower rod outer surface offers annular notch, the annular notch
Inside fixing sleeve be connected to 3rd bearing, the outer surface fixing sleeve of the 3rd bearing is connected to the chain of rings, and a chain of top is consolidated
Surely adjusting nut is connected with, jack is offered in the middle part of the lower beam top, the screw rod is threadedly coupled with adjusting nut, and institute
Extend adjusting nut to the inside of jack in the bottom for stating screw rod.
Preferably, first mounting groove is positioned at the top for being oriented to tube outer surface, and three first mounting grooves are positioned at same
One level height and it is isodistantly spaced arrangement in the outer surface of guide pipe.
Preferably, second mounting groove is corresponding with the first mounting groove, and three second mounting grooves are on bottom plate with logical
Hole is arranged in a ring for the center of circle.
Preferably, the top of the through hole and bottom are in horn-like, and the minimum diameter of the through hole is that spherical card slot is straight
3/4ths of footpath.
Preferably, the height of the adjusting nut is a quarter of spiro rod length, and the depth of the jack is screw rod length
3/4ths of degree.
Preferably, the bottom of the guide pipe and the lower surface of bottom plate are located at same level height, the following table of the bottom plate
Face is bonded with protection gasket ring, and the through hole is positioned at the inside of protection gasket ring.
（Three）Beneficial effect
The utility model provides a kind of 3D printing percutaneous cervical arc root guide plate, possesses following beneficial effect：
The 3D printing percutaneous cervical arc root guide plate, by being internally provided with fixed thread in guide pipe, has reached fixed warp
The effect of skin pedicle screw, the implementation of convenient operation are spherical by being connected to spherical clip set in the outer surface fixing sleeve of guide pipe
Cutting ferrule and spherical card slot are clamped, the top of through hole with bottom be in it is horn-like, guide pipe can using the spherical card slot in through hole as
Fulcrum carries out multi-angle rotary, by being provided with telescopic device between the first contiguous block and the second contiguous block, is stretched by adjusting
The length of compression apparatus can change the angle on bottom plate with fixed guide pipe, achieve the purpose that adjusting guide plate is oriented to, and solves
The problem of existing percutaneous cervical arc root guide plate is not easy to adjust guide angle.
Brief description of the drawings
Fig. 1 is the utility model front view；
Fig. 2 is the utility model front elevational view；
Fig. 3 is Section A-A figure in the utility model Fig. 1；
Fig. 4 is the enlarged drawing at A in the utility model Fig. 3；
Fig. 5 is the structure diagram of the utility model telescopic device.
In figure：1 bottom plate, 2 through holes, 3 spherical card slots, 4 guide pipes, 5 spherical cutting ferrules, 6 fixed threads, 7 first mounting grooves, 8
Clutch shaft bearing, 9 first round platforms, 10 first contiguous blocks, 11 second mounting grooves, 12 second bearings, 13 second round platforms, 14 second connections
Block, 15 telescopic devices, 16 upper booms, 17 lower beams, 18 first axis pins, 19 second axis pins, 20 screw rods, 21 annular notches, 22 the 3rd axis
Hold, 23 chains of rings, 24 adjusting nuts, 25 jacks, 26 protection gasket rings.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
- 5 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of 3D printing percutaneous cervical arc root guide plate, including
Bottom plate 1, the middle part of bottom plate 1 offer through hole 2, and the inside of through hole 2 offers spherical card slot 3, and the top and bottom of through hole 2 are in
Horn-like, the aperture of through hole 2 is without limitation on to guide pipe 4, the minimum of through hole 2 when guide pipe 4 is rotated with spherical card slot 3 for fulcrum
Diameter is 3/4ths of spherical 3 diameter of card slot, and the spherical cutting ferrule 5 on guide pipe 4 will not fall off in spherical card slot 3, through hole 2
Be internally provided with guide pipe 4, the bottom of guide pipe 4 be located at same level highly with the lower surface of bottom plate 1, the following table of bottom plate 1
Face is bonded with protection gasket ring 26, through hole 2 positioned at the inside of protection gasket ring 26, protect gasket ring 26 can protect the skin of sufferer from
Injury can help the back of the adaptation sufferer of bottom plate 1 again, and the bottom fixing sleeve of 4 outer surface of guide pipe is connected to spherical clip set 5, spherical clip
Set 5 is connected in spherical card slot 3, and the inner surface of guide pipe 4 is provided with fixed thread 6, can fix percutaneous vertebral arch during operation
Root screw, percutaneous cervical arc root screw will not rock in guide pipe 4, and help to perform the operation is smoothed out.
The outer surface of guide pipe 4 offers three the first mounting grooves 7, and the first mounting groove 7 is located at the top of 4 outer surface of guide pipe
End, three the first mounting grooves 7 are located at same level height and arrangement are isodistantly spaced in the outer surface of guide pipe 4, three first peaces
The inside of tankage 7 is installed with clutch shaft bearing 8, and the inside fixing sleeve of clutch shaft bearing 8 is connected to the first round platform 9, the first round platform 9
The one side of remote guide pipe 4 be fixedly connected with the first contiguous block 10, the first round platform 9 can follow in the first mounting groove 7 to be stretched
The movement of compression apparatus 15 and rotate.
The upper surface of bottom plate 1 is further opened with three the second mounting grooves 11, and the second mounting groove 11 is corresponding with the first mounting groove 7,
Three the second mounting grooves 11 are arranged in a ring for the center of circle with through hole 2 on bottom plate 1, and the inside of three the second mounting grooves 11 is fixed
Second bearing 12 is installed, the inside fixing sleeve of second bearing 12 is connected to the second round platform 13, and the upper surface of the second round platform 13, which is fixed, to be connected
The second contiguous block 14 is connected to, the surface of bottom plate 1 is additionally provided with three telescopic devices 15, can be that guide pipe 4 is above carried in bottom plate 1
For support, the guide angle of guide pipe 4 can follow the change of three 15 length of telescopic device and change.
Telescopic device 15 includes upper boom 16 and lower beam 17, and the top of three upper booms 16 is logical with three the first contiguous blocks 10 respectively
Cross the first axis pin 18 to be flexibly connected, the bottom of three lower beams 17 passes through the activity of the second axis pin 19 with three the second contiguous blocks 14 respectively
Connection, the bottom of upper boom 16 are fixedly connected with screw rod 20, and the top of 17 outer surface of lower beam offers annular notch 21, annular notch
21 inside fixing sleeve is connected to 3rd bearing 22, and the outer surface fixing sleeve of 3rd bearing 22 is connected to the chain of rings 23, the top of the chain of rings 23
Adjusting nut 24 is fixedly connected with, jack 25 is offered in the middle part of 17 top of lower beam, the height of adjusting nut 24 is that screw rod 20 is grown
The a quarter of degree, the depth of jack 25 are 3/4ths of 20 length of screw rod, and screw rod 20 is threadedly coupled with adjusting nut 24, and
Adjusting nut 24 is extended to the inside of jack 25 in the bottom of screw rod 20, by rotating adjusting nut 24 screw rod 20 can be driven to transport
It is dynamic, and then distance between upper boom 16 and lower beam 17 is adjusted, the length of telescopic device 15 is changed.
In use, user adjusts 4 angle of guide pipe on bottom plate 1 after determining nail angle according to the situation of sufferer
It is whole, the adjusting nut 24 on telescopic device 15 is turned, adjusting nut 24 drives the screw rod 20 on upper boom 16 to move, and adjusts upper boom 16
The distance between lower beam 17, during the first round platform 9 and the second round platform 13 follow the movement of guide pipe 4 and rotate, adjusted
Cheng Hou, the nail that enters that the lower surface of bottom plate 1 is covered in sufferer are put, and first percutaneous pedicle screw is screwed into guide pipe 4, then into
Percutaneous pedicle screw fixation.
In conclusion the 3D printing percutaneous cervical arc root guide plate, by being internally provided with fixed thread 6 in guide pipe 4, reaches
The effect of fixed percutaneous cervical arc root screw is arrived, the implementation of convenient operation, ball is connected to by the outer surface fixing sleeve in guide pipe 4
Shape cutting ferrule 5, spherical cutting ferrule 5 are clamped with spherical card slot 3, and in horn-like, guide pipe 4 can be with logical for the top of through hole 2 and bottom
Spherical card slot 3 in hole 2 carries out multi-angle rotary for fulcrum, by being set between the first contiguous block 10 and the second contiguous block 14
There is telescopic device 15, the length by adjusting telescopic device 15 can change the angle with fixed guide pipe 4 on bottom plate 1, reach
Arrive and adjusted the purpose that guide plate is oriented to, solved the problems, such as that existing percutaneous cervical arc root guide plate is not easy to adjust guide angle.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed, or further include as this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions.By sentence " including one ... the key element limited, it is not excluded that
Also there are other identical element in the process, method, article or apparatus that includes the element ", the electricity occurred in this article
Device element is electrically connected with extraneous main controller and 220V alternating currents, and main controller can be that computer etc. has played the routine of control
Know equipment.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of 3D printing percutaneous cervical arc root guide plate, including bottom plate（1）, it is characterised in that：The bottom plate（1）Middle part offer
Through hole（2）, the through hole（2）Inside offer spherical card slot（3）, the through hole（2）Be internally provided with guide pipe（4）,
The guide pipe（4）The bottom fixing sleeve of outer surface is connected to spherical clip set（5）, the spherical cutting ferrule（5）It is connected to spherical card slot
（3）It is interior, the guide pipe（4）Inner surface be provided with fixed thread（6）；
The guide pipe（4）Outer surface offer three the first mounting grooves（7）, three first mounting grooves（7）Inside
It is installed with clutch shaft bearing（8）, the clutch shaft bearing（8）Inside fixing sleeve be connected to the first round platform（9）, first circle
Platform（9）Remote guide pipe（4）One side be fixedly connected with the first contiguous block（10）；
The bottom plate（1）Upper surface be further opened with three the second mounting grooves（11）, three second mounting grooves（11）It is interior
Second bearing is fixedly mounted in portion（12）, the second bearing（12）Inside fixing sleeve be connected to the second round platform（13）, described
Two round platforms（13）Upper surface be fixedly connected with the second contiguous block（14）, the bottom plate（1）Surface be additionally provided with three and stretch
Compression apparatus（15）；
The telescopic device（15）Including upper boom（16）And lower beam（17）, three upper booms（16）Top respectively with three
One contiguous block（10）Pass through the first axis pin（18）It is flexibly connected, three lower beams（17）Bottom be connected respectively with three second
Block（14）Pass through the second axis pin（19）It is flexibly connected, the upper boom（16）Bottom be fixedly connected with screw rod（20）, the lower beam
（17）The top of outer surface offers annular notch（21）, the annular notch（21）Inside fixing sleeve be connected to 3rd bearing
（22）, the 3rd bearing（22）Outer surface fixing sleeve be connected to the chain of rings（23）, the chain of rings（23）Top be fixedly connected with
Adjusting nut（24）, the lower beam（17）Jack is offered in the middle part of top（25）, the screw rod（20）With adjusting nut（24）
It is threadedly coupled, and the screw rod（20）Bottom extend adjusting nut（24）To jack（25）Inside.
A kind of 2. 3D printing percutaneous cervical arc root guide plate according to claim 1, it is characterised in that：First mounting groove
（7）Positioned at guide pipe（4）The top of outer surface, three first mounting grooves（7）Positioned at same level height and in guide pipe
（4）Outer surface be isodistantly spaced arrangement.
A kind of 3. 3D printing percutaneous cervical arc root guide plate according to claim 1, it is characterised in that：Second mounting groove
（11）With the first mounting groove（7）It is corresponding, three second mounting grooves（11）In bottom plate（1）On with through hole（2）It is in ring for the center of circle
Shape arranges.
A kind of 4. 3D printing percutaneous cervical arc root guide plate according to claim 1, it is characterised in that：The through hole（2）Top
End and bottom are in horn-like, the through hole（2）Minimum diameter be spherical card slot（3）3/4ths of diameter.
A kind of 5. 3D printing percutaneous cervical arc root guide plate according to claim 1, it is characterised in that：The adjusting nut（24）
Height be screw rod（20）The a quarter of length, the jack（25）Depth be screw rod（20）3/4ths of length.
A kind of 6. 3D printing percutaneous cervical arc root guide plate according to claim 1, it is characterised in that：The guide pipe（4）'s
Bottom and bottom plate（1）Lower surface be located at same level height, the bottom plate（1）Lower surface bonds have protection gasket ring（26）,
The through hole（2）Positioned at protection gasket ring（26）Inside.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017200603722 | 2017-01-17 | ||
| CN201720060372 | 2017-01-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207323536U true CN207323536U (en) | 2018-05-08 |
Family
ID=62375824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720322218.8U Expired - Fee Related CN207323536U (en) | 2017-01-17 | 2017-03-29 | A kind of 3D printing percutaneous cervical arc root guide plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207323536U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109602482A (en) * | 2018-12-24 | 2019-04-12 | 莆田学院附属医院（莆田市第二医院） | 3D printing foramen intervertebrale lens target puncture percutaneous surgical guide |
| CN113662347A (en) * | 2021-08-23 | 2021-11-19 | 江苏大学 | Support frame of adjustable height angle shape |
-
2017
- 2017-03-29 CN CN201720322218.8U patent/CN207323536U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109602482A (en) * | 2018-12-24 | 2019-04-12 | 莆田学院附属医院（莆田市第二医院） | 3D printing foramen intervertebrale lens target puncture percutaneous surgical guide |
| CN113662347A (en) * | 2021-08-23 | 2021-11-19 | 江苏大学 | Support frame of adjustable height angle shape |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20190329 |