CN213641008U - Adjustable TLIF operation interspinous process distraction device - Google Patents
Adjustable TLIF operation interspinous process distraction device Download PDFInfo
- Publication number
- CN213641008U CN213641008U CN202022186176.4U CN202022186176U CN213641008U CN 213641008 U CN213641008 U CN 213641008U CN 202022186176 U CN202022186176 U CN 202022186176U CN 213641008 U CN213641008 U CN 213641008U
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- Prior art keywords
- adjusting
- thick bamboo
- outside
- main section
- positioning seat
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- Expired - Fee Related
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 35
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 27
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 27
- 241001330002 Bambuseae Species 0.000 claims abstract description 27
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 27
- 239000011425 bamboo Substances 0.000 claims abstract description 27
- 230000001105 regulatory effect Effects 0.000 claims abstract description 11
- 230000002457 bidirectional effect Effects 0.000 claims description 15
- 230000000694 effects Effects 0.000 abstract description 6
- 230000033001 locomotion Effects 0.000 abstract description 5
- 230000003028 elevating effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 208000010392 Bone Fractures Diseases 0.000 description 1
- 206010017076 Fracture Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses a TLIF operation interspinous process struts device with adjustable, including adjusting a main section of thick bamboo, the inside of adjusting a main section of thick bamboo is rotated and is connected with the pivot, the outside fixed mounting of pivot has the regulating wheel that extends to the outside of adjusting a main section of thick bamboo, another tip fixed mounting of pivot has and is located the inside drive gear of adjusting a main section of thick bamboo, adjust the equal fixedly connected with positioning seat in both sides of the one end of a main section of thick bamboo, the inside sliding connection of positioning seat has the bone that struts that extends to the positioning seat outside, the inside of adjusting a main section of thick bamboo is rotated and is connected with the two-way lead screw that extends to the inside of the bone that. This adjustable TLIF operation interspinous process struts device is provided with the spacing slider with positioning seat sliding connection through strutting on the bone, when convenient drive strutting the bone in the thread bush and realize elevating movement, spacing slider plays spacing, when two are strutted the bone and move apart from, the effect of the support is adjusted to the interspinous process of two vertebrae in the bone that struts to the convenience.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, specifically be an adjustable TLIF operation interspinous process struts device.
Background
Medical instruments refer to instruments, devices, appliances, in-vitro diagnostic reagents and calibrators, materials and other similar or related items used directly or indirectly on the human body, including the required computer software.
The application of the existing medical instrument is very extensive, the medical instrument has the advantages of simple structure and convenience in use, and the interspinous process distraction device for the TLIF operation in the medical instrument is simple in structure and inconvenient to adjust, and can cause the interspinous process of the vertebra to bear the risk of fracture and damage due to inconvenience when in use, and even cause the damage of the interspinous ligament.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a TLIF operation interspinous process strutting arrangement with adjustable to solve the convenient problem of adjusting of prior art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a TLIF operation interspinous process struts device with adjustable, is including adjusting a main section of thick bamboo, the inside rotation of adjusting a main section of thick bamboo is connected with the pivot, the outside fixed mounting of pivot has the regulating wheel that extends to adjusting a main section of thick bamboo outside, the other end fixed mounting of pivot has the drive gear that is located adjusting a main section of thick bamboo inside, adjust the equal fixedly connected with positioning seat in both sides of a main section of thick bamboo one end, the inside sliding connection of positioning seat has the bone that struts that extends to the positioning seat outside, the inside rotation of adjusting a main section of thick bamboo is connected with and extends to strut inside the bone and with strut the two-way lead screw of bone screw thread connection, the outside of two-way lead screw is provided with and is located.
Preferably, a handle is arranged at one end, far away from the positioning seat, of the adjusting main cylinder, and positioning bearing seats which are located outside the rotating shaft and are rotatably connected with the rotating shaft are arranged on the left side and the right side of the inside of the adjusting main cylinder.
Preferably, the outside of adjusting a main section of thick bamboo is provided with the linking arm that is located regulating wheel top and bottom, the antiskid line has been seted up to the outside of regulating wheel, the inside of regulating wheel is provided with the position circle that is located the pivot outside and rotates with adjusting a main section of thick bamboo and be connected.
Preferably, a sliding cavity communicated with the inside and the outside of the positioning seat is formed in the positioning seat, and a positioning handle which is positioned outside the bidirectional screw rod and is rotatably connected with the bidirectional screw rod is arranged on the inner wall of one end, close to the positioning seat, of the adjusting main cylinder.
Preferably, the opposite surfaces of the two distraction bones are provided with thread sleeves which are positioned outside the bidirectional screw rod and are in threaded connection with the bidirectional screw rod.
Preferably, the left side and the right side of the distraction bone are both provided with limiting sliding blocks in sliding connection with the positioning seat, and the left side and the right side of the inside of the positioning seat are both provided with limiting sliding chutes in sliding connection with the limiting sliding blocks.
Preferably, the top and the bottom of the bidirectional screw rod are both provided with anti-falling blocks positioned inside the distraction bone.
Compared with the prior art, the utility model discloses, possess following beneficial effect:
1. this adjustable TLIF operation interspinous process struts device through the regulating wheel that sets up on adjusting the main section of thick bamboo, conveniently rotates the regulating wheel in doctor, makes its atress after drive pivot realize rotating in the inside of location bearing frame, further pivot drive gear rotates, drive gear after the rotation will move the transmission for rather than the driven gear who meshes, driven gear after the atress drives two-way lead screw and realizes rotating, through the location handle of being connected with two-way lead screw rotation that sets up on adjusting the main section of thick bamboo, conveniently play the effect of location and support to the rotation of two-way lead screw.
2. This adjustable TLIF operation interspinous process strutting arrangement, when driven gear drives two-way lead screw and realizes rotating, conveniently in two-way lead screw with the motion transmission for rather than threaded connection's thread bush, and the thread bush with strut the bone and be connected, through strut be provided with on the bone with positioning seat sliding connection's spacing slider, when convenient in the thread bush drives to strut the bone and realize elevating movement, spacing slider plays spacing effect, when two strut the bone and move apart from, conveniently adjust the effect of supporting in the interspinous process of strutting the bone to two vertebrae.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
fig. 3 is an enlarged schematic view of a portion a of fig. 2.
In the figure: the device comprises an adjusting main barrel 1, a rotating shaft 2, an adjusting wheel 3, a driving gear 4, a positioning seat 5, a distraction bone 6, a bidirectional screw 7, a driven gear 8 and a positioning handle 9.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-3, an adjustable device for spreading spinous process of a TLIF operation includes an adjusting main cylinder 1, a rotating shaft 2 is rotatably connected to the inside of the adjusting main cylinder 1, positioning bearing seats rotatably connected to and located outside the rotating shaft 2 are respectively disposed on the left and right sides of the inside of the adjusting main cylinder 1, an adjusting wheel 3 extending to the outside of the adjusting main cylinder 1 is fixedly mounted on the outside of the rotating shaft 2, connecting arms located at the top and bottom of the adjusting wheel 3 are disposed on the outside of the adjusting main cylinder 1, anti-slip threads are disposed on the outside of the adjusting wheel 3, a positioning ring rotatably connected to the adjusting main cylinder 1 and located outside the rotating shaft 2 is disposed inside the adjusting wheel 3, a driving gear 4 located inside the adjusting main cylinder 1 is fixedly mounted on the other end of the rotating shaft 2, positioning seats 5 are fixedly connected to both sides of one end of the adjusting main cylinder 1, and a handle is disposed at one end of the, a sliding cavity communicated with the inside and the outside of the positioning seat 5 is arranged inside the positioning seat 5, the inside of the positioning seat 5 is connected with an opening bone 6 extending to the outside of the positioning seat 5 in a sliding way, the left side and the right side of the opening bone 6 are both provided with a limiting slide block connected with the positioning seat 5 in a sliding way, and the inside left and right sides of positioning seat 5 all set up with spacing slider sliding connection's spacing spout, the inside of adjusting main section of thick bamboo 1 rotates to be connected with and extends to prop open bone 6 inside and with prop open bone 6 threaded connection's two-way lead screw 7, the inner wall that adjusts main section of thick bamboo 1 and be close to positioning seat 5 one end is provided with and is located two-way lead screw 7 outside and rather than the location handle 9 of rotating the connection, two opposite faces that prop open bone 6 all are provided with and are located two-way lead screw 7 outside and rather than threaded connection's thread bush, two-way lead screw 7's top and bottom all are provided with and are located the anti-disengaging piece that props open bone 6 inside, two-way lead screw 7's outside is provided with and is located.
In conclusion, according to the adjustable TLIF operation interspinous process distraction device, through adjusting the adjusting wheel 3 arranged on the main cylinder 1, a doctor can conveniently rotate the adjusting wheel 3, so that the adjusting wheel is stressed to drive the rotating shaft 2 to rotate in the positioning bearing seat, the further rotating shaft 2 drives the driving gear 4 to rotate, the rotated driving gear 4 transmits the motion to the driven gear 8 meshed with the rotating shaft, the stressed driven gear 8 drives the bidirectional screw 7 to rotate, and through adjusting the positioning handle which is arranged on the main cylinder 1 and is rotationally connected with the bidirectional screw 7, the effect of positioning and supporting the rotation of the bidirectional screw 7 is conveniently achieved.
And when the driven gear 8 drives the bidirectional screw 7 to rotate, the bidirectional screw 7 is convenient to transmit motion to a threaded sleeve in threaded connection with the bidirectional screw, the threaded sleeve is connected with the distraction bone 6, and the limiting slide block in sliding connection with the positioning seat 5 is arranged on the distraction bone 6, so that when the threaded sleeve drives the distraction bone 6 to move up and down, the limiting slide block plays a limiting role, and when the two distraction bones 6 move away from each other, the effect of adjusting and supporting the spinous processes of the two vertebrae by the distraction bone 6 is convenient.
Claims (7)
1. Adjustable TLIF operation interspinous process struts device, including adjusting main section of thick bamboo (1), its characterized in that: the inside of adjusting a main section of thick bamboo (1) is rotated and is connected with pivot (2), the outside fixed mounting of pivot (2) has regulating wheel (3) that extends to the outside of adjusting a main section of thick bamboo (1), the other end fixed mounting of pivot (2) has drive gear (4) that are located adjusting a main section of thick bamboo (1) inside, the equal fixedly connected with positioning seat (5) in both sides of adjusting a main section of thick bamboo (1) one end, the inside sliding connection of positioning seat (5) has the bone (6) of strutting that extends to positioning seat (5) outside, the inside rotation of adjusting a main section of thick bamboo (1) is connected with and extends to strutting bone (6) inside and with strutting two-way lead screw (7) of bone (6) threaded connection, the outside of two-way lead screw (7) is provided with and is located adjusting a main section of thick bamboo (1) inside and with drive gear (4.
2. The adjustable TLIF surgical interspinous process spacing device of claim 1, wherein: the adjusting device is characterized in that a handle is arranged at one end, far away from the positioning seat (5), of the adjusting main barrel (1), and positioning bearing seats which are located outside the rotating shaft (2) and are rotatably connected with the rotating shaft are arranged on the left side and the right side of the inside of the adjusting main barrel (1).
3. The adjustable TLIF surgical interspinous process spacing device of claim 1, wherein: the outside of adjusting a main section of thick bamboo (1) is provided with the linking arm that is located regulating wheel (3) top and bottom, anti-skidding line has been seted up to the outside of regulating wheel (3), the inside of regulating wheel (3) is provided with the position circle that is located pivot (2) outside and rotates the connection with adjusting a main section of thick bamboo (1).
4. The adjustable TLIF surgical interspinous process spacing device of claim 1, wherein: the inner part of the positioning seat (5) is provided with a sliding cavity communicated with the inside and the outside of the positioning seat, and the inner wall of the adjusting main cylinder (1) close to one end of the positioning seat (5) is provided with a positioning handle (9) which is positioned outside the bidirectional screw rod (7) and is rotationally connected with the bidirectional screw rod.
5. The adjustable TLIF surgical interspinous process spacing device of claim 1, wherein: the opposite surfaces of the two distraction bones (6) are provided with thread sleeves which are positioned outside the two-way screw rod (7) and are in threaded connection with the two-way screw rod.
6. The adjustable TLIF surgical interspinous process spacing device of claim 1, wherein: the left and right sides of strutting bone (6) all is provided with the spacing slider with positioning seat (5) sliding connection, and the inside left and right sides of positioning seat (5) all sets up the spacing spout with spacing slider sliding connection.
7. The adjustable TLIF surgical interspinous process spacing device of claim 1, wherein: the top and the bottom of the bidirectional screw rod (7) are both provided with anti-falling blocks positioned inside the distraction bone (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022186176.4U CN213641008U (en) | 2020-09-29 | 2020-09-29 | Adjustable TLIF operation interspinous process distraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022186176.4U CN213641008U (en) | 2020-09-29 | 2020-09-29 | Adjustable TLIF operation interspinous process distraction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213641008U true CN213641008U (en) | 2021-07-09 |
Family
ID=76698870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022186176.4U Expired - Fee Related CN213641008U (en) | 2020-09-29 | 2020-09-29 | Adjustable TLIF operation interspinous process distraction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213641008U (en) |
-
2020
- 2020-09-29 CN CN202022186176.4U patent/CN213641008U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20210709 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |