Spine endoscope scraper knife with adjustable angle

Abstract

The utility model discloses a spine endoscope angle-adjustable scraper knife, which comprises an outer sheath, an adjusting device, an adjusting handle and a scraper knife, the two sides of the far end of the outer sheath are provided with extension connecting sections which are connected with the adjusting device and the scraper knife, the scraper knife is rotatably connected with the extension connecting sections through a fixed shaft, and the fixed shaft is connected with the adjusting device and the scraper knife. An adjusting device is arranged at the far end of the outer sheath connecting section, the adjusting device is connected with the tail of the scraper knife, the outer sheath can be inserted into a spine endoscope, the handle can penetrate through the endoscope to be used for rotating the adjusting device, and the adjusting device is used for adjusting the angle of the scraper knife. According to the angle-adjustable scraper knife of the spine endoscope, the caliber of the connected scraper knife is increased through the outer sheath and an inverted installation mode, and the angle of the scraper knife can be adjusted through the adjusting handle and the adjusting device, so that the angle of the scraper knife head can be adjusted visually according to the actual situation of treating an intervertebral disc end plate; therefore, the operation difficulty and the operation risk are reduced, and the efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of surgical tools, and particularly relates to a scraping shovel knife with adjustable angle for endoscope of spine. BACKGROUND

[0002] During the lumbar fusion surgery of the endoscope of spine, the disc endplate tissue between the vertebral bodies needs to be scraped by a scraping shovel knife. The scraping shovel knife in the prior art is usually a straight scraping shovel knife, which cannot adjust the angle, or the scraping shovel knife is too small due to the limitation of the inner hole of the endoscope, and the endoscope limits the operation angle of the scraping shovel knife, so it is difficult to process the endplate surface with recesses or inclined angles, which leads to a decrease in fusion rate and low efficiency. SUMMARY

[0003] The utility model aims at providing a scraping shovel knife with adjustable angle for endoscope of spine with large diameter, to solve the problems of difficult processing of disc endplate soft tissue and low efficiency in the related art.

[0004] To this end, the utility model provides a scraping shovel knife with adjustable angle for endoscope of spine, which comprises an outer sheath, an adjusting device, an adjusting handle and a scraping shovel knife, the distal ends of the outer sheath have extension connecting sections connected with the adjusting device and the scraping shovel knife, the scraping shovel knife is rotationally connected with the extension connecting sections through a fixed shaft, the distal ends of the outer sheath connecting sections are provided with the adjusting device, the adjusting device is connected with the tail part of the scraping shovel knife, the adjusting handle can penetrate the inner hole of the endoscope in the outer sheath to rotate the adjusting device, and the adjusting device is used for adjusting the angle of the scraping shovel knife.

[0005] Preferably, the outer sheath is provided with an endoscope, the endoscope is provided with a through channel, the adjusting handle is in the through channel, the extension connecting section is provided with a fixed plate, and the adjusting device is fixedly installed on the fixed plate.

[0006] Preferably, the adjusting device comprises a first adjusting nut, a first adjusting screw, a first connecting sleeve and a first push shaft, the first adjusting nut is threadedly connected with the first screw, the first adjusting screw penetrates the fixed plate, the first connecting sleeve is fixedly installed at the bottom of the first adjusting screw, the first push shaft is in the first connecting sleeve, and the first push shaft is fixedly connected with the tail part of the scraping shovel knife; the bottom of the adjusting handle is provided with an adjusting wrench, and the adjusting wrench is matched with the first adjusting nut.

[0007] Preferably, the adjusting device comprises a second adjusting nut, a second adjusting screw and a worm, the second adjusting screw passes through the fixed plate, the second adjusting nut is fixedly connected with the second adjusting screw, the worm is arranged below the second adjusting screw, the worm gear is fixedly installed at the tail of the scraper knife, the fixed shaft is in the center of the worm gear, the worm gear is rotatably connected with the fixed shaft, and the worm gear is meshingly connected with the worm.

[0008] Preferably, the adjusting device comprises a third adjusting nut, a third adjusting screw, a first bevel gear and a second bevel gear, the third adjusting screw passes through the fixed plate, the third adjusting nut is integrally connected with the third adjusting screw, the bottom of the third adjusting screw is fixedly connected with the first bevel gear, the second bevel gear is fixedly installed on the fixed shaft, the tail of the scraper knife is fixedly connected with the fixed shaft, and the second bevel gear is meshingly connected with the first bevel gear.

[0009] Preferably, the adjusting device further comprises a rotating shaft, a first gear and a second gear, the second bevel gear is fixedly installed on the rotating shaft, the first gear is fixedly installed on the rotating shaft, the second gear is fixedly installed on the fixed shaft, and the first gear is meshingly connected with the second gear.

[0010] Preferably, the adjusting handle comprises a T-shaped handle and an adjusting rod part, the T-shaped handle is fixedly installed at one end of the adjusting rod part, and the adjusting rod part penetrates through the through channel.

[0011] Preferably, the outer sheath can penetrate the inner hole of the endoscope.

[0012] Preferably, the adjusting device comprises a connecting rod, a second pushing sleeve and a second pushing shaft, the connecting rod is arranged in the inner part of the outer sheath, the bottom of the connecting rod is fixedly connected with the second pushing sleeve, the second pushing shaft is arranged in the second pushing sleeve, and the tail of the scraper knife is fixedly connected with the second pushing shaft.

[0013] Preferably, the adjusting handle comprises a handle and a rotating block, the handle is detachably connected with the top of the outer sheath, the rotating block is rotatably connected in the center of the handle, the bottom of the rotating block is provided with a threaded groove, and the threaded groove is threadedly connected with the top of the connecting rod.

[0014] Beneficial effects:

[0015] 1. The utility model provides a kind of adjustable angle's scraper of endoscope of spine, by sheath and upside-down mode make scraper mouth diameter increase, adjusting handle and adjusting device can adjust the angle of scraper, to realize the angle of scraper head is adjusted according to the actual situation of processing intervertebral disc endplate under visual, to reduce the difficulty of operation and surgical risk, improve efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creative labor.

[0017] Figure 1 The structure diagram of embodiment 1 of a kind of adjustable angle's scraper of endoscope of spine provided by the utility model.

[0018] Figure 2 The structure diagram of adjusting device of embodiment 1 of a kind of adjustable angle's scraper of endoscope of spine provided by the utility model.

[0019] Figure 3 The structure diagram of adjusting wrench of embodiment 1 of a kind of adjustable angle's scraper of endoscope of spine provided by the utility model.

[0020] Figure 4 The sectional view of embodiment 1 of a kind of adjustable angle's scraper of endoscope of spine provided by the utility model.

[0021] Figure 5 The structure diagram of adjusting device of embodiment 2 of a kind of adjustable angle's scraper of endoscope of spine provided by the utility model.

[0022] Figure 6 The structure diagram of adjusting device of embodiment 3 of a kind of adjustable angle's scraper of endoscope of spine provided by the utility model.

[0023] Figure 7 The structure diagram of adjusting device of embodiment 4 of a kind of adjustable angle's scraper of endoscope of spine provided by the utility model.

[0024] Figure 8 The structure diagram of embodiment 5 of a kind of adjustable angle's scraper of endoscope of spine provided by the utility model.

[0025] Figure 9 The structure diagram of adjusting device of embodiment 5 of a kind of adjustable angle's scraper of endoscope of spine provided by the utility model.

[0026] Figure 10 This is a schematic diagram of the adjustment handle of Embodiment 5 of the adjustable-angle scraper for spinal endoscopy provided by this utility model.

[0027] In the diagram, 1-outer sheath, 11-extension connecting section, 12-fixed plate, 2-endoscope, 21-through channel, 3-scraper blade, 31-fixed shaft, 4-adjusting device, 41-first adjusting nut, 42-first adjusting screw, 43-first connecting sleeve, 44-first push shaft, 45-second adjusting nut, 46-second adjusting screw, 47-worm gear, 48-worm, 49-third adjusting nut, 410-third adjusting screw, 411-first bevel gear, 412-second bevel gear, 413-rotating shaft, 414-first gear, 415-second gear, 416-connecting rod, 417-second push sleeve, 418-second push shaft, 5-adjusting handle, 51-adjusting wrench, 52-T-shaped handle, 53-adjusting rod, 54-handle, 55-rotating block, 56-thread groove. Detailed Implementation

[0028] The following detailed description of preferred embodiments of the present invention, along with the included examples, will make the content of the present invention more readily understood. Unless otherwise specified, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. In case of any conflict, the definitions in this specification shall prevail.

[0029] Example 1:

[0030] Provided such as Figures 1-4 An adjustable scraper blade is shown, comprising: an outer sheath 1, an adjusting device 4, an adjusting handle 5, and a scraper blade 3. Extending connecting sections 11 on both sides of the distal end of the outer sheath 1 are connected to the adjusting device 4 and the scraper blade 3. The scraper blade 3 is rotatably connected to the extending connecting sections 11 via a fixed shaft 31. The adjusting device 4 is located at the distal end of the connecting sections of the outer sheath 1 and is connected to the tail of the scraper blade 3. The adjusting handle 5 is located inside the outer sheath 1 and is used to rotate the adjusting device 4. The adjusting device 4 is used to adjust the angle of the scraper blade 3. The blade head of the scraper blade 3 is shaped like a scraping spoon, scraping teeth, or a flat shovel.

[0031] An endoscope 2 is installed inside the outer sheath 1, and a through channel 21 is provided inside the endoscope 2. An adjustment handle 5 is located inside the through channel 21. A fixing plate 12 is provided on the extension connecting section 11, and the adjustment device 4 is fixedly installed on the fixing plate 12. The endoscope 2 is connected to an external screen, and the image displayed by the endoscope 2 can be viewed on the screen.

[0032] The adjusting device 4 includes a first adjusting nut 41, a first adjusting screw 42, a first connecting sleeve 43, and a first pushing shaft 44. The first adjusting screw 42 passes through the fixed plate 12, and the first adjusting nut 41 is threadedly connected to the adjusting screw. The first connecting sleeve 43 is fixedly installed at the bottom of the first adjusting screw 42. The first pushing shaft 44 is inside the first connecting sleeve 43 and is fixedly connected to the tail of the scraper blade 3. An adjusting wrench 51 is provided at the bottom of the adjusting handle 5, and the adjusting wrench 51 cooperates with the first adjusting nut 41. The scraper blade 3 rotates in a circle around the fixed shaft 31. The first pushing shaft 43 is provided inside the tail of the scraper blade 3. The bottom of the first adjusting screw 42 is movably connected to the first pushing shaft 43 on the tail side of the scraper blade 3. When the first adjusting nut 41 rotates, the adjusting rod moves up and down, and the first pushing shaft 43 is driven to extend and adjust the scraper blade 3 on the other side of the fixed shaft 31.

[0033] The adjusting handle 5 has a T-shaped handle 52 and an adjusting rod 53. The T-shaped handle 52 is fixedly installed at one end of the adjusting rod 53. The adjusting rod 53 passes through the through channel 21. The adjusting wrench 51 is located at the bottom end of the adjusting rod 53. The adjusting wrench 51 is a hexagonal socket, and the first adjusting nut 41 is a hexagonal nut. The adjusting wrench 51 cooperates with the first adjusting nut 41.

[0034] Working principle: By inserting the endoscope 2 into the outer sheath 1, the condition of the intervertebral discs within the spine can be visualized, and the diseased tissue is scraped away using the scraper blade 3. When angle adjustment is required, the adjusting wrench 51 is inserted into the through-channel, and the adjusting wrench 51 is placed on the first adjusting nut 41. Rotating the adjusting handle 5 causes the first adjusting nut 41 to rotate, thereby causing the first adjusting screw 42 to move up and down. The first adjusting screw 42 causes the connecting sleeve to move up and down, thereby causing the scraper blade 3 to rotate.

[0035] Example 2:

[0036] like Figure 5 As shown, the device comprises an outer sheath 1, an adjusting device 4, an adjusting handle 5, and a scraper blade 3. Extending connecting sections 11 on both sides of the distal end of the outer sheath 1 connect to the adjusting device 4 and the scraper blade 3. The scraper blade 3 is rotatably connected to the extending connecting sections 11 via a fixed shaft 31. The adjusting device 4 is located at the distal end of the connecting sections of the outer sheath 1 and is connected to the tail of the scraper blade 3. The adjusting handle 5, located inside the outer sheath 1, is used to rotate the adjusting device 4, which is used to adjust the angle of the scraper blade 3. The blade head of the scraper blade 3 is shaped like a scraping spoon, scraping teeth, or a flat shovel.

[0037] An endoscope 2 is installed inside the outer sheath 1, and a through channel 21 is provided inside the endoscope 2. An adjustment handle 5 is located inside the through channel 21. A fixing plate 12 is provided on the extension connecting section 11, and the adjustment device 4 is fixedly installed on the fixing plate 12. The field of view of the endoscope 2 can be displayed on a screen.

[0038] The adjusting device 4 includes a second adjusting nut 45, a second adjusting screw 46, and a worm gear 47. The second adjusting screw 46 passes through the fixed plate 12, and the second adjusting nut 45 is fixedly connected to the second adjusting screw 46. A worm gear 48 is provided below the second adjusting screw 46. The worm gear 47 is fixedly installed at the tail of the scraper blade 3. The fixed shaft 31 is at the center of the worm gear 47, and the worm gear 47 is rotatably connected to the fixed shaft 31. The worm gear 47 is meshed with the worm gear 48. An adjusting wrench 51 is provided at the bottom of the adjusting handle 5, and the adjusting wrench 51 cooperates with the second adjusting nut 45.

[0039] The adjusting handle 5 has a T-shaped handle 52 and an adjusting rod 53. The T-shaped handle 52 is fixedly installed at one end of the adjusting rod 53. The adjusting rod 53 passes through the through channel 21. The adjusting wrench 51 is located at the bottom end of the adjusting rod 53. The adjusting wrench 51 is a hexagonal socket, and the first adjusting nut 41 is a hexagonal nut. The adjusting wrench 51 cooperates with the first adjusting nut 41.

[0040] Working principle: The endoscope 2 is inserted into the outer sheath 1 to examine the condition of the intervertebral disc, and the diseased tissue is scraped away using the scraper blade 3. When the angle needs to be adjusted, the adjusting wrench 51 is inserted into the through-channel and placed on the second adjusting nut 45. Turning the adjusting handle 5 causes the second adjusting nut 45 to rotate, which in turn causes the second adjusting screw 46 to rotate up and down. The worm gear 48 on the second adjusting screw 46 drives the turbine to rotate, which in turn drives the scraper blade 3 to rotate.

[0041] Example 3:

[0042] like Figure 6 As shown, the device comprises an outer sheath 1, an adjusting device 4, an adjusting handle 5, and a scraper blade 3. Extending connecting sections 11 on both sides of the distal end of the outer sheath 1 connect to the adjusting device 4 and the scraper blade 3. The scraper blade 3 is rotatably connected to the extending connecting sections 11 via a fixed shaft 31. The adjusting device 4 is located at the distal end of the connecting sections of the outer sheath 1 and is connected to the tail of the scraper blade 3. The adjusting handle 5, located inside the outer sheath 1, is used to rotate the adjusting device 4, which is used to adjust the angle of the scraper blade 3. The blade head of the scraper blade 3 is shaped like a scraping spoon, scraping teeth, or a flat shovel.

[0043] An endoscope 2 is installed inside the outer sheath 1, and a through channel 21 is provided inside the endoscope 2. An adjustment handle 5 is located inside the through channel 21. A fixing plate 12 is provided on the extension connecting section 11, and the adjustment device 4 is fixedly installed on the fixing plate 12. The field of view of the endoscope 2 can be seen through the screen.

[0044] The adjusting device 4 includes a third adjusting nut 49, a third adjusting screw 410, a first bevel gear 411, and a second bevel gear 412. The third adjusting screw 410 passes through the fixed plate 12. The third adjusting nut 49 is fixedly connected to the third adjusting screw 410. The bottom of the third adjusting screw 410 is fixedly connected to the first bevel gear 411. The fixed shaft 413 is rotatably connected to the outer sheath 1. The second bevel gear 412 is fixedly mounted on the fixed shaft 31. The fixed shaft 31 is rotatably connected to the extended connecting section 11. The tail of the scraper blade 3 is fixedly connected to the fixed shaft 31. The second bevel gear 412 meshes with the first bevel gear 411. An adjusting wrench 51 is provided at the bottom of the adjusting handle 5, and the adjusting wrench 51 cooperates with the third adjusting nut 49. The first bevel gear 411 and the second bevel gear 412 are connected by a 45-degree bevel gear meshing.

[0045] The adjusting handle 5 has a T-shaped handle 52 and an adjusting rod 53. The T-shaped handle 52 is fixedly installed at one end of the adjusting rod 53. The adjusting rod 53 passes through the through channel 21. The adjusting wrench 51 is located at the bottom end of the adjusting rod 53. The adjusting wrench 51 is a hexagonal socket, and the first adjusting nut 41 is a hexagonal nut. The adjusting wrench 51 cooperates with the first adjusting nut 41.

[0046] Working principle: The endoscope 2 slides inside the outer sheath 1 to view the condition of the intervertebral discs in the spine, and the scraper 3 is used to scrape away the diseased tissue. When the angle needs to be adjusted, the adjusting wrench 51 is inserted into the through-channel and placed on the third adjusting nut 49. Turning the adjusting handle 5 causes the third adjusting nut 49 to rotate, which in turn causes the third adjusting screw 410 to rotate and move. The first bevel gear 411 on the third adjusting screw 410 drives the second bevel gear 412 on the fixed shaft 413 to rotate, which in turn drives the scraper 3 to rotate.

[0047] Example 4:

[0048] like Figure 7 As shown, the device comprises an outer sheath 1, an adjusting device 4, an adjusting handle 5, and a scraper blade 3. Extending connecting sections 11 on both sides of the distal end of the outer sheath 1 connect to the adjusting device 4 and the scraper blade 3. The scraper blade 3 is rotatably connected to the extending connecting sections 11 via a fixed shaft 31. The adjusting device 4 is located at the distal end of the connecting sections of the outer sheath 1 and is connected to the top of the scraper blade 3. The adjusting handle 5, located inside the outer sheath 1, is used to rotate the adjusting device 4, which is used to adjust the angle of the scraper blade 3. The scraper blade 3 has a blade head shaped like a scraping spoon, scraping teeth, or a flat shovel.

[0049] An endoscope 2 is installed inside the outer sheath 1, and a through channel 21 is provided inside the endoscope 2. An adjustment handle 5 is located inside the through channel 21. A fixing plate 12 is provided on the extension connecting section 11, and the adjustment device 4 is fixedly installed on the fixing plate 12. The field of view of the endoscope 2 can be displayed on a screen.

[0050] The adjusting device 4 includes a third adjusting nut 49, a third adjusting screw 410, a first bevel gear 411, a second bevel gear 412, a rotating shaft 413, a first gear 414, and a second gear 415. The third adjusting screw 410 passes through the fixed plate 12. The third adjusting nut 49 is fixedly connected to the third adjusting screw 410. The third adjusting screw 410 is rotatably connected to the fixed plate 12. The bottom of the third adjusting screw 410 is fixedly connected to the first bevel gear 411. The rotating shaft 413 is rotatably connected to the extension connecting section 11. The second bevel gear 412 is fixedly installed on the rotating shaft 413 and meshes with the first bevel gear 411. The first gear 414 is fixedly installed on the rotating shaft 413, and the second gear 415 is fixedly installed on the fixed shaft 31. The first gear 414 and the second gear 415 mesh with each other.

[0051] An adjusting wrench 51 is located at the bottom of the adjusting handle 5, and the adjusting wrench 51 cooperates with the third adjusting nut 49. The adjusting handle 5 has a T-shaped handle 52 and an adjusting rod 53. The T-shaped handle 52 is fixedly installed at one end of the adjusting rod 53, which passes through the through channel 21. The adjusting wrench 51 is located at the bottom end of the adjusting rod 53. The adjusting wrench 51 is a hexagonal socket, and the first adjusting nut 41 is a hexagonal nut. The adjusting wrench 51 cooperates with the first adjusting nut 41.

[0052] Working principle: The endoscope 2 slides inside the outer sheath 1 to view the condition inside the spine, and the scraper 3 is used to scrape away the diseased tissue. When the angle needs to be adjusted, the adjusting wrench 51 is inserted into the through channel and placed on the third adjusting nut 49. Turning the adjusting handle 5 causes the third adjusting nut 49 to rotate, which in turn causes the third adjusting screw 410 and the first bevel gear 411 to rotate. The first bevel gear 411 on the third adjusting screw 410 drives the second bevel gear 412 on the fixed shaft 413 to rotate, and the first gear 415 on the fixed shaft 413 drives the second gear 416 on the rotating shaft 414 to rotate, which in turn drives the scraper 3 to rotate.

[0053] Example 5:

[0054] like Figures 8-10 As shown, the device comprises an outer sheath 1, an adjusting device 4, an adjusting handle 5, and a scraper blade 3. Extending connecting sections 11 on both sides of the distal end of the outer sheath 1 connect to the adjusting device 4 and the scraper blade 3. The scraper blade 3 is rotatably connected to both sides of the extending connecting sections 11 via a fixed shaft 31. The adjusting device 4 is located at the distal end of the connecting section of the outer sheath 1 and is connected to the tail of the scraper blade 3. The adjusting handle 5, located inside the outer sheath 1, is used to rotate the adjusting device 4, which is used to adjust the angle of the scraper blade 3. The blade head of the scraper blade 3 is shaped like a scraping spoon, scraping teeth, or a flat shovel.

[0055] The outer sheath 1 can be inserted into the inner hole of the endoscope 2. The field of view of the endoscope 2 displays images through the screen. The adjusting device 4 includes a connecting rod 416, a second pushing sleeve 417 and a second pushing shaft 418. The connecting rod 416 is inside the outer sheath 1, the bottom of the connecting rod 416 is fixedly connected with the second pushing sleeve 417, the second pushing shaft 418 is inside the second pushing sleeve 417, and the second pushing shaft 418 is fixedly connected with the tail of the spatula knife 3. The adjusting handle 5 includes a handle 54 and a rotating block 55. The handle 54 is detachably connected with the top of the outer sheath 1. After the handle 54 is detached, the outer sheath 1 can penetrate the inner hole of the endoscope 2. The rotating block 55 is rotationally connected in the center of the handle 54. The bottom of the rotating block 55 is provided with a threaded groove 56 which is threadedly connected with the top of the connecting rod 416.

[0056] Working principle: The outer sheath 1 can be inverted into the inner hole of the endoscope 2 to view the condition of the intervertebral disc in the spine, and the spatula knife 3 is used to remove the diseased tissue. When the angle needs to be adjusted, the rotating block 55 is rotated to drive the connecting rod 416 to move up and down through the thread, the second pushing sleeve 417 is driven to move by the connecting rod 416, thereby driving the second pushing shaft 418 to move, and the spatula knife 3 is driven to rotate around the fixed shaft 31 by the second pushing shaft 418.

[0057] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features. The modification or replacement does not make the essence of the corresponding technical solution deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An adjustable-angle scraper for spinal endoscopy, characterized in that, The application relates to a sheath, a regulating device, a regulating handle and a spatula, the sheath is connected with the regulating device and the spatula through extension connecting sections at both sides of the distal end of the sheath, the spatula is rotationally connected with the extension connecting sections through a fixing shaft, the distal end of the extension connecting section of the sheath is provided with the regulating device, the regulating device is connected with the tail part of the spatula, the regulating handle can penetrate through the inner hole of the endoscope and is arranged in the sheath for rotating the regulating device, and the regulating device is used for adjusting the angle of the spatula. The sheath is provided with an endoscope, the endoscope is provided with a penetrating channel, the regulating handle is arranged in the penetrating channel, the extension connecting section is provided with a fixing plate, and the regulating device is fixedly installed on the fixing plate.

2. The adjustable angle shaver of claim 1, wherein, The regulating device comprises a first adjusting nut, a first adjusting screw, a first connecting sleeve and a first pushing shaft, the first adjusting nut is threadedly connected with the first adjusting screw, the first adjusting screw penetrates through the fixing plate, the first connecting sleeve is fixedly installed at the bottom of the first adjusting screw, the first pushing shaft is arranged in the first connecting sleeve, and the tail part of the spatula is fixedly connected with the first pushing shaft; the bottom of the regulating handle is provided with an adjusting wrench, and the adjusting wrench is matched with the first adjusting nut.

3. The adjustable angle shaver of claim 2, wherein: The regulating device comprises a second adjusting nut, a second adjusting screw and a worm wheel, the second adjusting screw penetrates through the fixing plate, the second adjusting nut is fixedly connected with the second adjusting screw, a worm is arranged below the second adjusting screw, the worm wheel is fixedly installed at the tail part of the spatula, the fixing shaft is arranged at the center of the worm wheel, the worm wheel is rotationally connected with the fixing shaft, and the worm wheel is meshingly connected with the worm; the bottom of the regulating handle is provided with an adjusting wrench, and the adjusting wrench is matched with the second adjusting nut.

4. The adjustable angle shaver of claim 2, wherein: The regulating device comprises a third adjusting nut, a third adjusting screw, a first bevel gear and a second bevel gear, the third adjusting screw penetrates through the fixing plate, the third adjusting nut is integrally connected with the third adjusting screw, the bottom of the third adjusting screw is fixedly connected with the first bevel gear, the second bevel gear is fixedly installed on the fixing shaft, the tail part of the spatula is fixedly connected with the fixing shaft, and the second bevel gear is meshingly connected with the first bevel gear; the bottom of the regulating handle is provided with the adjusting wrench, and the adjusting wrench is matched with the third adjusting nut.

5. The adjustable angle shaver of claim 2, wherein: The application further comprises a rotating shaft, a first gear and a second gear, the second bevel gear is fixedly installed on the rotating shaft, the first gear is fixedly installed on the rotating shaft, the second gear is fixedly installed on the fixing shaft, and the first gear is meshingly connected with the second gear.

6. The adjustable angle shaver of claim 5, wherein the shaver comprises a first shaver blade and a second shaver blade, the first shaver blade being disposed on the first arm and the second shaver blade being disposed on the second arm. The regulating handle comprises a T-shaped handle and a regulating rod part, the T-shaped handle is fixedly installed at one end of the regulating rod part, and the regulating rod part penetrates through the penetrating channel.

7. The adjustable angle shaver of claim 2, wherein: The sheath can penetrate through the inner hole of the endoscope.

8. The adjustable angle shaver of claim 1, wherein: ​ 9. The adjustable angle endoscope spatula of claim 8, wherein, The adjusting device comprises a connecting rod, a second pushing sleeve and a second pushing shaft, the connecting rod is inside the outer sheath, the bottom of the connecting rod is fixedly connected with the second pushing sleeve, the second pushing shaft is inside the second pushing sleeve, and the second pushing shaft is fixedly connected with the tail of the scraper knife.

10. The adjustable angle endoscope spatula of claim 9, wherein, The adjusting handle comprises a handle and a rotating block, the handle is detachably connected with the top of the outer sheath, the rotating block is rotationally connected in the center of the handle, the bottom of the rotating block is provided with a threaded groove, and the threaded groove is connected with the top of the connecting rod through threads.

Images