CN212816362U - Power trepan in scope based on backbone big passageway scope system - Google Patents
Power trepan in scope based on backbone big passageway scope system Download PDFInfo
- Publication number
- CN212816362U CN212816362U CN202020750242.3U CN202020750242U CN212816362U CN 212816362 U CN212816362 U CN 212816362U CN 202020750242 U CN202020750242 U CN 202020750242U CN 212816362 U CN212816362 U CN 212816362U
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- Prior art keywords
- trepan
- backbone
- power
- mirror based
- big
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- 241000425571 Trepanes Species 0.000 title claims abstract description 68
- 230000001681 protective effect Effects 0.000 claims abstract description 43
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 description 2
- 108010048734 sclerotin Proteins 0.000 description 2
- 241000561734 Celosia cristata Species 0.000 description 1
- 206010050296 Intervertebral disc protrusion Diseases 0.000 description 1
- 206010041591 Spinal osteoarthritis Diseases 0.000 description 1
- 208000036319 cervical spondylosis Diseases 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 206010025005 lumbar spinal stenosis Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000392 somatic effect Effects 0.000 description 1
- 208000005198 spinal stenosis Diseases 0.000 description 1
- 208000005801 spondylosis Diseases 0.000 description 1
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Abstract
The utility model relates to a power trepan in mirror based on backbone big passageway scope system, including the trepan body, the one end of trepan body is for being used for the transmission end of being connected with the drive arrangement transmission, and the other end removes the end for encircling, the cover is equipped with the protective housing on the surface of trepan body, the protective housing rotates with the trepan body to be connected, the protective housing is used for fixed the setting in the passageway of backbone big passageway scope. The utility model discloses a power trepan in mirror based on backbone big passageway scope system has the protective housing separation at the during operation between trepan body and backbone big passageway scope, can avoid colliding the friction with the inner wall of big passageway scope, reduces the damage that the big passageway scope received.
Description
Technical Field
The utility model relates to a trepan field in the mirror of scope system especially relates to a power trepan in the mirror based on backbone big passageway scope system.
Background
The spine endoscope large channel operation system is one of the popular spine minimally invasive techniques at present, is widely applied to solving various complicated lumbar disc herniation and is also gradually applied to treating serious lumbar spinal stenosis and cervical spondylosis. Compared with the conventional endoscope, the large channel system has larger inner diameter, and can use a larger under-endoscope pressure reducing device, even an under-endoscope power device.
The traditional Chinese patent application with the application publication number of CN 110575220A discloses a special endoscope trepan device for a backbone endoscope large channel system, which comprises a hollow device integrally formed by a handle part, a body part and a tail part, wherein the hollow device penetrates through the handle part, the body part and the tail part, the handle part is of a T-shaped structure, the body part is of a cylindrical structure, and the tail part is of a bent-cutter tooth-shaped structure. The device stretches into backbone scope main entrance with somatic part and afterbody when using, treats the condition of cutting the backbone through the scope observation, then treats through manual rotation handle portion and cuts the backbone and encircle except that. In addition, in the prior art, a micro motor is used for fixedly connecting a micro motor main shaft with a handle part to drive the handle part.
The defect that the prior art scheme has is that the body part and the tail part of the endoscope trepan device are easy to collide and rub with the inner wall of the large endoscope channel when rotating in the large endoscope channel, so that the large endoscope channel is damaged.
SUMMERY OF THE UTILITY MODEL
The utility model is not enough to prior art, the utility model aims at providing a power trepan in mirror based on backbone big passageway scope system, its inner wall that can avoid with the big passageway scope bumps the friction, reduces the damage that the big passageway scope received.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a power trepan in mirror based on backbone big passageway scope system, includes the trepan body, the one end of trepan body is for being used for the transmission end of being connected with the drive arrangement transmission, and the other end removes the end for encircling, the cover is equipped with the protective housing on the surface of trepan body, the protective housing rotates with the trepan body to be connected, the protective housing is used for fixed the setting in the passageway of backbone big passageway scope.
Through adopting the technical scheme, the utility model discloses a power trepan in mirror based on backbone big passageway scope system has the protective housing separation at the during operation between trepan body and backbone big passageway scope, can avoid colliding the friction with the inner wall of big passageway scope, reduces the damage that the big passageway scope received.
The utility model discloses can further configure to in a preferred example, the position that the trepan body is close to the transmission end is provided with the rotation connecting portion, rotates and is provided with the annular that extends along trepan body circumference on the connecting portion, be provided with on the protective housing and be used for protruding with annular normal running fit's annular.
Through adopting above-mentioned technical scheme, with the protective housing cover outside the trepan body during the assembly for the protruding card of annular can enough realize in the annular groove that the rotation of protective housing and trepan body is connected, can carry out axial spacing to the trepan body again.
The utility model can be further configured in a preferred example that the number of the ring grooves is two, including a first ring groove and a second ring groove; the annular bulge is correspondingly provided with two, including the first annular bulge and the second annular bulge with first annular groove and second annular groove adaptation respectively.
Through adopting above-mentioned technical scheme, can be more stable carry out axial spacing and normal running fit to the trepan body.
The utility model discloses can further configure to in a preferred example, rotate connecting portion along the extension of trepan body circumference and along the radial protrusion of trepan body, be provided with on the protective housing and rotate the installation space of connecting portion adaptation, still be provided with on the protective housing with the terminal surface stop complex first stair structure and the second stair structure of rotating connecting portion.
Through adopting above-mentioned technical scheme, realize the axial positioning of trepan body better.
The utility model discloses can further configure to in a preferred example, the trepan body with rotate connecting portion integrated into one piece.
By adopting the technical scheme, the processing and manufacturing are convenient.
The present invention may be further configured in a preferred embodiment such that the ring-removing end of the trepan body is provided with a serrated cutting edge.
Through adopting above-mentioned technical scheme, the sclerotin that can be better removed.
The present invention may be further configured in a preferred embodiment, wherein the trepan body is a circular tube structure.
By adopting the technical scheme, the weight can be reduced, and the material can be saved.
The present invention may be further configured in a preferred embodiment wherein the protective housing is disposed between the driving end and the looping saw body.
Through adopting above-mentioned technical scheme for the transmission end can stretch out in the protective housing with the ring excepting end, makes things convenient for both ends to work separately.
The utility model discloses can further configure to in a preferred example, the protective housing is split type structure, and it is formed by two identical semi-cylindrical casings concatenation.
Through adopting above-mentioned technical scheme, can be convenient assemble the protective housing in the outside of trepan body.
Drawings
Fig. 1 is a cross-sectional view of the whole structure of the power trepan in the endoscope based on the backbone large channel endoscope system of the present invention.
Fig. 2 is a sectional view of the protective case of fig. 1.
In the figure, 1, a trepan body; 2. a transmission end; 3. a ring-removing end; 4. a protective shell; 41. an installation space; 42. a first annular projection; 43. a second annular projection; 44. a first step structure; 45. a second step structure; 46. a card slot; 5. a rotation connecting part; 51. a first ring groove; 52. a second ring groove; 6. a serrated edge.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-2, the utility model discloses a power trepan in mirror based on backbone big passageway scope system, including tubulose trepan body 1 of circle, the one end of trepan body 1 is for being used for the transmission end 2 of being connected with the drive arrangement transmission, and the other end removes end 3 for the ring, and the ring that trepan body 1 removed end 3 and is provided with cockscomb structure cutting edge 6. The protective housing 4 is sleeved on the outer surface of the trepan body 1, the protective housing 4 is arranged between the transmission end 2 of the trepan body 1 and the ring removing end 3, the protective housing 4 is rotatably connected with the trepan body 1, and the protective housing 4 is fixedly arranged in a channel of a backbone large channel endoscope. The protective shell 4 is a split structure and is formed by splicing two identical semi-cylindrical shells. Preferably, the splicing fixing mode is clamping, a protrusion is arranged on one of the shells, and clamping grooves 46 which are matched with the protrusions in a one-to-one mode are formed in the other shell, so that the protective shell 4 can be conveniently and quickly assembled outside the trepan body 1.
With continued reference to fig. 1-2, a rotary connecting portion 5 is disposed at a position of the trepan body 1 close to the transmission end 2, the trepan body 1 and the rotary connecting portion 5 are integrally formed, the rotary connecting portion 5 extends along the circumferential direction of the trepan body 1 and protrudes along the radial direction of the trepan body 1, an installation space 41 adapted to the rotary connecting portion 5 is disposed on the protective shell 4, and a first step structure 44 and a second step structure 45 which are in stop fit with an end face of the rotary connecting portion 5 are further disposed on the protective shell 4. Wherein, still be provided with the annular that extends along 1 circumference of trepan body on the rotation connecting portion 5, be provided with on the protective housing 4 and be used for with annular normal running fit's annular protruding. Two ring grooves are arranged, including a first ring groove 51 and a second ring groove 52; two annular protrusions are respectively provided, including a first annular protrusion 42 and a second annular protrusion 43 which are respectively fitted with the first annular groove 51 and the second annular groove 52. During assembly, the protective shell 4 is sleeved outside the trepan body 1, so that the annular protrusion is clamped in the annular groove, the protective shell 4 can be connected with the trepan body 1 in a rotating mode, and axial limiting can be performed on the trepan body 1.
The implementation principle of the embodiment is as follows: the utility model discloses a power trepan in mirror of backbone big passageway scope system is when using, earlier with protective housing 4 assembly on trepan body 1, then pack into backbone big passageway endoscope with protective housing 4 and trepan body 1 in, the fixed knot that backbone big passageway scope entrance set up constructs 4 fixed good with protective housing, then is connected the transmission end 2 and the drive arrangement transmission of trepan body 1, start drive arrangement drive trepan body 1 and carry out the sclerotin ring at 4 internal rotations of protective housing and remove. The utility model discloses a power trepan in mirror based on backbone big passageway scope system has 4 separation of protective housing between trepan body 1 and backbone big passageway scope at the during operation, can avoid colliding the friction with the inner wall of big passageway scope, reduces the damage that the big passageway scope received.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a power trepan in mirror based on backbone big passageway scope system, includes trepan body (1), and the one end of trepan body (1) is for being used for transmission end (2) be connected with the drive arrangement transmission, and the other end removes end (3), its characterized in that for the ring: the protective shell (4) is sleeved on the outer surface of the trepan body (1), the protective shell (4) is rotatably connected with the trepan body (1), and the protective shell (4) is fixedly arranged in a channel of the spine large channel endoscope.
2. The power trephine in the mirror based on backbone big channel endoscope system of claim 1, wherein: the utility model discloses a fretsaw, including fretsaw body (4), the position that fretsaw body (1) is close to transmission end (2) is provided with rotation connecting portion (5), is provided with the annular that extends along fretsaw body (1) circumference on rotation connecting portion (5), be provided with on protective housing (4) be used for with annular normal running fit's annular protruding.
3. The power trephine in the mirror based on backbone big channel endoscope system of claim 2, characterized in that: the number of the ring grooves is two, and the two ring grooves comprise a first ring groove (51) and a second ring groove (52); the annular bulges are correspondingly provided with two parts, including a first annular bulge (42) and a second annular bulge (43) which are respectively matched with the first annular groove (51) and the second annular groove (52).
4. The power trephine in the mirror based on backbone big channel endoscope system of claim 3, wherein: the rotary connecting part (5) extends along the circumferential direction of the trepan body (1) and protrudes radially along the trepan body (1), an installation space (41) matched with the rotary connecting part (5) is formed in the protective shell (4), and a first step structure (44) and a second step structure (45) matched with the end face of the rotary connecting part (5) in a stop mode are further arranged on the protective shell (4).
5. The power trephine in the mirror based on backbone big channel endoscope system of claim 4, wherein: the trepan body (1) and the rotary connecting part (5) are integrally formed.
6. The power trephine in the mirror based on backbone big channel endoscope system of claim 1, wherein: the ring removing end (3) of the ring saw body (1) is provided with a saw-toothed cutting edge (6).
7. The power trephine in the mirror based on backbone big channel endoscope system of claim 1, wherein: the trepan body (1) is of a circular tubular structure.
8. The power trephine in the mirror based on backbone big channel endoscope system of claim 1, wherein: the protective shell (4) is arranged between the transmission end (2) and the ring removing end (3) of the ring saw body (1).
9. The power trephine in the mirror based on backbone big channel endoscope system of claim 1, wherein: the protective shell (4) is of a split structure and is formed by splicing two identical semi-cylindrical shells.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020750242.3U CN212816362U (en) | 2020-05-08 | 2020-05-08 | Power trepan in scope based on backbone big passageway scope system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020750242.3U CN212816362U (en) | 2020-05-08 | 2020-05-08 | Power trepan in scope based on backbone big passageway scope system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212816362U true CN212816362U (en) | 2021-03-30 |
Family
ID=75159712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020750242.3U Expired - Fee Related CN212816362U (en) | 2020-05-08 | 2020-05-08 | Power trepan in scope based on backbone big passageway scope system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212816362U (en) |
-
2020
- 2020-05-08 CN CN202020750242.3U patent/CN212816362U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210330 |