Portable electronic cystoscope suitable for removing stent in ureter through urethra
Through the introduction and lubrication components of the portable electronic cystoscopy, the automatic lubrication of the cystoscopy tube and intraurethral movement are achieved, solving the problems of difficult operation and low utilization of lubricant fluid, and reducing the risk of urethral damage and contamination.
Patent Information
- Application Number
- CN202411287785.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-13
- Publication Date
- 2024-12-20
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing electronic cystoscopy is difficult to operate when inserted into the patient's urethra, which can easily cause urethra damage, and the utilization rate of lubricant fluid is low and easily contaminated.
A portable electronic cystoscope is designed, including a guide assembly, a press assembly and a lubrication assembly. The motor drives the driving gear and the transmission gear to move the cystoscope tube along the inside of the guide frame, realizing automatic lubrication and collecting excess lubricating fluid, reducing operation difficulty and Pollution risk.
It reduces the risk of injury to the urethra, improves the convenience and safety of operation, improves the utilization rate of lubricant, and avoids contamination.
Smart Images
Figure CN119157477A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of medical devices, and more specifically to a portable electronic cystoscope suitable for removing a ureteral stent through the urethra. Background Art
[0002] Electronic cystoscope, also known as digital cystoscope or digital flexible cystoscope, is an advanced medical device used to examine and diagnose diseases of the bladder and surrounding tissues. Electronic cystoscope can produce high-definition digital images, and doctors can observe the situation inside the bladder in real time through the display screen, which is convenient for diagnosis and treatment; the probe of the electronic cystoscope is usually made of flexible materials, which can be flexibly operated inside the bladder to reduce the discomfort of the patient; some electronic cystoscopes have remote control functions, and doctors can control the movement and angle of the probe by manipulating the controller to improve the accuracy and safety of the operation. Electronic cystoscopes are often used for transurethral removal of ureteral stents.
[0003] However, when inserting the existing electronic cystoscope into the patient's urethra, it is generally necessary to control the direction of the cystoscope probe while maintaining the insertion of the cystoscope tube, which is difficult to operate and requires doctors to have rich operating experience. Otherwise, it is easy to cause urethral damage to the patient;
[0004] Secondly, before inserting the cystoscope tube, it is necessary to apply lubricant on its surface so that the cystoscope tube can be inserted into the patient's urethra more smoothly and reduce damage to the inner wall of the urethra. However, the amount of lubricant applied is generally large, and there is a certain time interval between the application of the lubricant and the insertion of the cystoscope tube into the urethra. The lubricant is easy to drip from the cystoscope tube, which reduces the utilization rate and use effect of the lubricant and causes pollution to other areas. Summary of the invention
[0005] In order to overcome the above-mentioned defects of the prior art, the present invention provides a portable electronic cystoscope suitable for removing a ureteral stent through the urethra to solve the problems existing in the above-mentioned background technology.
[0006] The present invention provides the following technical solution: a portable electronic cystoscope suitable for removing a ureteral stent through the urethra, comprising a support assembly and a cystoscope tube, a fixing assembly being installed on the outside of the support assembly, an introduction assembly being installed on the top of the support assembly, a pressing assembly being installed on the top of the introduction assembly, and a lubrication assembly being installed on the outside of the introduction assembly;
[0007] The introduction component includes a support plate, both sides of the top of the support plate are fixedly connected with support plates, the top of the support plate is fixedly connected with a top plate, the middle of the inner side of the support plate is fixedly connected with a guide frame, the back of the bottom of the guide frame is fixedly connected with a waste liquid frame, the bottom of the inner side of the support plate is movably sleeved with a cylindrical rod, the middle of the outer side of the cylindrical rod is fixedly sleeved with a transmission gear, the right side of the outer side of the cylindrical rod is fixedly sleeved with a first driven gear, the right side of the support plate is fixedly connected with a motor, and the output shaft of the motor is fixedly connected with a driving gear.
[0008] Furthermore, the support assembly includes a fixed frame, a support rod is movably sleeved on the inner side of the fixed frame, a rectangular groove is opened on the right side of the support rod, and meshing teeth are provided on the front side of the inner wall of the rectangular groove, a rotating rod is movably sleeved on the right side of the fixed frame, a first cylindrical gear is fixedly sleeved on the right side of the outer side of the rotating rod, and a second cylindrical gear is fixedly sleeved on the left side of the outer side of the rotating rod.
[0009] Furthermore, the fixing assembly includes a first fixed block fixedly connected to the right side of the fixing frame, the top of the first fixed block is movably sleeved with a first movable rod, the top of the first movable rod is fixedly connected with a fixing ring, the bottom of the first movable rod is fixedly connected with a connecting plate, the bottom of the connecting plate is fixedly connected with a fixing tooth, and a first spring is arranged on the outer side of the first movable rod, and the first spring is located between the first fixed block and the connecting plate.
[0010] Furthermore, both sides of the top of the connecting plate are fixedly connected with positioning tubes, the top of the positioning tubes is movably sleeved with positioning rods, and the top of the positioning rods is fixedly connected to the bottom of the first fixed block.
[0011] Furthermore, the pressing assembly includes a second movable rod movably sleeved on the top of the top plate, the top of the second movable rod is fixedly connected to a handle block, the bottom of the second movable rod is fixedly connected to a pressing plate, the bottom of the pressing plate is movably sleeved with a roller, a second spring is arranged on the outer side of the second movable rod, and the second spring is located between the top plate and the pressing plate.
[0012] Furthermore, both sides of the top of the pressing plate are fixedly connected to limiting tubes, the top of the limiting tubes is movably sleeved with limiting rods, and the top of the limiting rods is fixedly connected to the bottom of the top plate.
[0013] Furthermore, the lubrication assembly includes a second fixed block, a second driven gear, a support frame and a drain pipe, the second fixed block is fixedly connected to the left side of the left bracket plate, the bottom of the second fixed block is fixedly connected to a positioning plate, the outer side of the positioning plate is movably sleeved with a lifting rack, the bottom of the lifting rack is fixedly connected to a fixing rod, the second driven gear is fixedly sleeved on the left side of the outer side of the cylindrical rod, and the second driven gear and the lifting rack are meshed with each other.
[0014] Furthermore, the support frame is fixedly connected to the left side of the bottom of the support plate, a cylindrical tube is installed on the support frame, a connecting pipe is fixedly connected to the bottom of the cylindrical tube, the other end of the connecting pipe is fixedly connected to the top of the drain pipe, and the drain pipe is fixedly connected to the back of the top plate.
[0015] Furthermore, the inner side of the guide frame is adapted to the cystoscope tube, a through hole is provided at the bottom of the guide frame, and the outer side of the transmission gear passes through the through hole and contacts the surface of the cystoscope tube.
[0016] Technical effects and advantages of the present invention:
[0017] 1. The present invention is provided with an introduction component and a pressing component. After the probe end of the cystoscope tube is inserted into the patient's urethra, the other parts of the cystoscope tube are placed on the inner side of the guide frame, and then the motor is started to drive the driving gear to rotate, and the cylindrical rod is driven to rotate through the meshing action with the first driven gear. Under the thrust of the second spring, the pressing plate presses the top of the cystoscope tube, so that the bottom of the cystoscope tube and the outer side of the transmission gear have a large friction force. The transmission gear drives the cystoscope tube to move along the inner side of the guide frame to the back side and extend into the patient's urethra. Medical staff only need to control the direction of the cystoscope tube through the guide control end and control the moving speed of the cystoscope tube through the control end of the motor, which reduces the technical requirements for cystoscope operation, is easier to use, and reduces the risk of causing damage to the patient's urethra.
[0018] 2. The present invention is provided with a lubricating assembly and a waste liquid frame. When the transmission gear drives the cystoscope tube to be inserted into the urethra, the cylindrical rod drives the second driven gear to rotate, and through the meshing action with the lifting rack, drives the lifting rack to move vertically downward, so that the fixed rod pushes the lubricating liquid inside the cylindrical tube through the piston at the bottom, and the lubricating liquid enters the drainage pipe through the connecting pipe and drips on the outside of the cystoscope tube, so that the cystoscope tube can be inserted into the urethra and lubricated at the same time, reducing the waste of lubricating liquid. And the excess lubricating liquid drips into the waste liquid frame to avoid contamination of other areas. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 It is a schematic diagram of the overall structure of the present invention.
[0020] Figure 2 It is a schematic diagram of the support assembly structure of the present invention.
[0021] Figure 3 It is a schematic diagram of the structure of the fixing component of the present invention.
[0022] Figure 4 It is a schematic diagram of the structure of the import component of the present invention.
[0023] Figure 5 It is a schematic diagram of the structure of the lubrication component of the present invention.
[0024] Figure 6 It is a schematic diagram of the structure of the pressing assembly of the present invention.
[0025] Figure 7 It is a schematic diagram of the lifting rack structure of the present invention.
[0026] The accompanying drawings are marked as follows: 1. Support assembly; 101. Fixed frame; 102. Support rod; 103. Rectangular groove; 104. Meshing teeth; 105. Rotating rod; 106. First cylindrical gear; 107. Second cylindrical gear; 2. Introduction assembly; 201. Support plate; 202. Bracket plate; 203. Top plate; 204. Cylindrical rod; 205. First driven gear; 206. Transmission gear; 207. Motor; 208. Driving gear; 209. Guide frame; 210. Waste liquid frame; 3. Fixed assembly; 301. First fixed block; 302. First movable rod; 303. Fixed Ring; 304, connecting plate; 305, fixed tooth; 306, first spring; 307, positioning tube; 308, positioning rod; 4, pressing assembly; 401, second movable rod; 402, handle block; 404, pressing plate; 405, roller; 406, second spring; 407, limiting tube; 408, limiting rod; 5, lubrication assembly; 501, second fixed block; 502, positioning plate; 503, lifting rack; 504, fixing rod; 505, supporting frame; 506, cylindrical tube; 507, connecting tube; 508, drainage tube; 509, second driven gear; 6, cystoscope tube. DETAILED DESCRIPTION
[0027] The technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The portable electronic cystoscope suitable for transurethral removal of ureteral stents involved in the present invention is not limited to the various structures recorded in the following embodiments. All other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.
[0028] Reference Figure 1-Figure 7The present invention provides a portable electronic cystoscope suitable for removing a ureteral stent through the urethra, comprising a support component 1 and a cystoscope tube 6. A fixing component 3 is installed on the outside of the support component 1, an introduction component 2 is installed on the top of the support component 1, a pressing component 4 is installed on the top of the introduction component 2, and a lubrication component 5 is installed on the outside of the introduction component 2;
[0029] The introduction component 2 includes a support plate 201, both sides of the top of the support plate 201 are fixedly connected with a support plate 202, the top of the support plate 202 is fixedly connected with a top plate 203, the middle of the inner side of the support plate 202 is fixedly connected with a guide frame 209, the back of the bottom of the guide frame 209 is fixedly connected with a waste liquid frame 210, the bottom of the inner side of the support plate 202 is movably sleeved with a cylindrical rod 204, the middle of the outer side of the cylindrical rod 204 is fixedly sleeved with a transmission gear 206, the right side of the outer side of the cylindrical rod 204 is fixedly sleeved with a first driven gear 205, the right side of the support plate 201 is fixedly connected with a motor 207, and the output shaft of the motor 207 is fixedly connected with a driving gear 208.
[0030] In the embodiment of the present application, the cystoscope tube 6, the guide control end and the control end of the motor 207 are designed in a split type. According to the height of the patient's body lying on the operating table, the height of the introduction component 2 is adjusted, and the fixing ring 303 is pulled upward to make the first movable rod 302 drive the connecting plate 304 to move upward, so that the fixing tooth 305 is separated from the outer side of the first cylindrical gear 106, and then the support rod 102 is adjusted to a suitable height along the inner side of the fixing frame 101. During the lifting and moving process of the support rod 102, the meshing tooth 104 and the second cylindrical gear 107 are meshed with each other, and then the first cylindrical gear 106 is driven to rotate. After adjusting to a suitable height, the fixing ring 303 is released. Under the elastic force of the first spring 306, the fixing tooth 305 is meshed with the outer side of the first cylindrical gear 106, thereby fixing the first cylindrical gear 106 and then fixing the height of the support rod 102;
[0031] After the probe end of the cystoscope tube 6 is inserted into the patient's urethra, the other parts of the cystoscope tube 6 are placed inside the guide frame 209, and then the motor 207 is started to drive the driving gear 208 to rotate, and the cylindrical rod 204 is driven to rotate through the meshing action with the first driven gear 205. Under the thrust of the second spring 406, the pressing plate 404 presses the top of the cystoscope tube 6, so that the bottom of the cystoscope tube 6 and the outer side of the transmission gear 206 have a large friction force. The transmission gear 206 drives the cystoscope tube 6 to move along the inner side of the guide frame 209 to the back side and extend into the patient's urethra. The medical staff only needs to control the direction of the cystoscope tube 6 through the guide control end, and control the moving speed of the cystoscope tube 6 through the control end of the motor 207.
[0032] In the process of the transmission gear 206 driving the cystoscope tube 6 to be inserted into the urethra, the cylindrical rod 204 drives the second driven gear 509 to rotate, and through the meshing action with the lifting rack 503, drives the lifting rack 503 to move vertically downward, so that the fixed rod 504 pushes the lubricating liquid inside the cylindrical tube 506 through the piston at the bottom, and the lubricating liquid enters the drainage pipe 508 through the connecting pipe 507 and drips on the outside of the cystoscope tube 6, so that the cystoscope tube 6 can be lubricated while being inserted into the urethra, and the excess lubricating liquid drips into the inside of the waste liquid frame 210 to avoid contamination of other areas.
[0033] In a preferred embodiment, the support assembly 1 includes a fixed frame 101, a support rod 102 is movably sleeved on the inner side of the fixed frame 101, a rectangular groove 103 is opened on the right side of the support rod 102, and a meshing tooth 104 is arranged on the front side of the inner wall of the rectangular groove 103, a rotating rod 105 is movably sleeved on the right side of the fixed frame 101, a first cylindrical gear 106 is fixedly sleeved on the right side of the outer side of the rotating rod 105, and a second cylindrical gear 107 is fixedly sleeved on the left side of the outer side of the rotating rod 105, the second cylindrical gear 107 is meshed with the meshing tooth 104, and when the height of the support rod 102 is adjusted, the rotating rod 105 can be driven to rotate.
[0034] In a preferred embodiment, the fixing assembly 3 includes a first fixing block 301 fixedly connected to the right side of the fixing frame 101, the top of the first fixing block 301 is movably sleeved with a first movable rod 302, the top of the first movable rod 302 is fixedly connected with a fixing ring 303, the bottom of the first movable rod 302 is fixedly connected with a connecting plate 304, the bottom of the connecting plate 304 is fixedly connected with a fixing tooth 305, and the outer side of the first movable rod 302 is provided with a first spring 306, and the first spring 306 is located between the first fixing block 301 and Between the connecting plates 304, positioning tubes 307 are fixedly connected on both sides of the top of the connecting plates 304, and a positioning rod 308 is movably sleeved on the top of the positioning tube 307. The top of the positioning rod 308 is fixedly connected to the bottom of the first fixed block 301. The first spring 306 generates a downward thrust on the connecting plate 304, so that the fixed tooth 305 engages with the outer side of the first cylindrical gear 106, which can fix the first cylindrical gear 106, thereby fixing the rotating rod 105, and then fixing the height of the support rod 102.
[0035] In a preferred embodiment, the pressing assembly 4 includes a second movable rod 401 movably connected to the top of the top plate 203, the top of the second movable rod 401 is fixedly connected to a handle block 402, the bottom of the second movable rod 401 is fixedly connected to a pressing plate 404, and the bottom of the pressing plate 404 is movably connected to a roller 405, and a second spring 406 is provided on the outer side of the second movable rod 401, and the second spring 406 is located between the top plate 203 and the pressing plate 404. Both sides of the top of the pressing plate 404 are fixedly connected to a limiting tube 407, and the top of the limiting tube 407 is movably connected to a limiting rod 408, and the top of the limiting rod 408 is fixedly connected to the bottom of the top plate 203, and the roller 405 rolls with the top of the cystoscope tube 6, and the friction is small, so that it is convenient for the transmission gear 206 to move the cystoscope tube 6.
[0036] In a preferred embodiment, the lubrication assembly 5 includes a second fixed block 501, a second driven gear 509, a support frame 505 and a drain pipe 508. The second fixed block 501 is fixedly connected to the left side of the left support plate 202. The bottom of the second fixed block 501 is fixedly connected to a positioning plate 502. The outer side of the positioning plate 502 is movably sleeved with a lifting rack 503. The bottom of the lifting rack 503 is fixedly connected to a fixed rod 504. The second driven gear 509 is fixedly sleeved on the left side of the outer side of the cylindrical rod 204. The second driven gear 509 is meshed with the lifting rack 503. The positioning plate 502 is a square structure to prevent the lifting rack 503 from rotating, so that it can stably mesh with the second driven gear 509.
[0037] In a preferred embodiment, the support frame 505 is fixedly connected to the left side of the bottom of the support plate 201, and a cylindrical barrel 506 is installed on the support frame 505. A connecting pipe 507 is fixedly connected to the bottom of the cylindrical barrel 506, and the other end of the connecting pipe 507 is fixedly connected to the top of the drain pipe 508. The drain pipe 508 is fixedly connected to the back of the top plate 203. The inner side of the cylindrical barrel 506 is filled with lubricating liquid, the fixed rod 504 includes a piston fixedly connected to the bottom, and the connecting pipe 507 is respectively connected to the cylindrical barrel 506 and the drain pipe 508.
[0038] In a preferred embodiment, the inner side of the guide frame 209 is adapted to the cystoscope tube 6, a through hole is provided at the bottom of the guide frame 209, the outer side of the transmission gear 206 passes through the through hole and contacts the surface of the cystoscope tube 6, and the edge of the outer teeth of the transmission gear 206 is provided with anti-slip rubber.
[0039] The working principle of the present invention is as follows: the cystoscope tube 6, the guide control end and the control end of the motor 207 are designed in a split type. According to the height of the patient lying on the operating table, the height of the introduction component 2 is adjusted, and the fixing ring 303 is pulled upward to make the first movable rod 302 drive the connecting plate 304 to move upward, so that the fixing teeth 305 are separated from the outer side of the first cylindrical gear 106, and then the support rod 102 is adjusted to a suitable height along the inner side of the fixing frame 101. During the lifting and moving process of the support rod 102, the meshing teeth 104 and the second cylindrical gear 107 are meshed with each other, and then the first cylindrical gear 106 is driven to rotate. After adjusting to a suitable height, the fixing ring 303 is released. Under the elastic force of the first spring 306, the fixing teeth 305 are meshed with the outer side of the first cylindrical gear 106, so that the first cylindrical gear 106 is fixed, and then the height of the support rod 102 is fixed;
[0040] After the probe end of the cystoscope tube 6 is inserted into the patient's urethra, the other parts of the cystoscope tube 6 are placed inside the guide frame 209, and then the motor 207 is started to drive the driving gear 208 to rotate, and the cylindrical rod 204 is driven to rotate through the meshing action with the first driven gear 205. Under the thrust of the second spring 406, the pressing plate 404 presses the top of the cystoscope tube 6, so that the bottom of the cystoscope tube 6 and the outer side of the transmission gear 206 have a large friction force. The transmission gear 206 drives the cystoscope tube 6 to move along the inner side of the guide frame 209 to the back side and extend into the patient's urethra. The medical staff only needs to control the direction of the cystoscope tube 6 through the guide control end, and control the moving speed of the cystoscope tube 6 through the control end of the motor 207.
[0041] In the process of the transmission gear 206 driving the cystoscope tube 6 to be inserted into the urethra, the cylindrical rod 204 drives the second driven gear 509 to rotate, and through the meshing action with the lifting rack 503, drives the lifting rack 503 to move vertically downward, so that the fixed rod 504 pushes the lubricating liquid inside the cylindrical tube 506 through the piston at the bottom, and the lubricating liquid enters the drainage pipe 508 through the connecting pipe 507 and drips on the outside of the cystoscope tube 6, so that the cystoscope tube 6 can be lubricated while being inserted into the urethra, and the excess lubricating liquid drips into the inside of the waste liquid frame 210 to avoid contamination of other areas.
[0042] Finally: The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A portable electronic cystoscope suitable for removing a ureteral stent through the urethra, comprising a support assembly (1) and a cystoscope tube (6), characterized in that: A fixing component (3) is installed on the outer side of the support component (1), an introduction component (2) is installed on the top of the support component (1), a pressing component (4) is installed on the top of the introduction component (2), and a lubrication component (5) is installed on the outer side of the introduction component (2); The introduction component (2) comprises a support plate (201), both sides of the top of the support plate (201) are fixedly connected to support plates (202), the top of the support plate (202) is fixedly connected to a top plate (203), the middle of the inner side of the support plate (202) is fixedly connected to a guide frame (209), the back of the bottom of the guide frame (209) is fixedly connected to a waste liquid frame (210), the bottom of the inner side of the support plate (202) is movably sleeved with a cylindrical rod (204), the middle of the outer side of the cylindrical rod (204) is fixedly sleeved with a transmission gear (206), the right side of the outer side of the cylindrical rod (204) is fixedly sleeved with a first driven gear (205), the right side of the support plate (201) is fixedly connected to a motor (207), and the output shaft of the motor (207) is fixedly connected to a driving gear (208).
2. A portable electronic cystoscope suitable for transurethral removal of ureteral stents according to claim 1, characterized in that: The support assembly (1) comprises a fixed frame (101), a support rod (102) is movably sleeved on the inner side of the fixed frame (101), a rectangular groove (103) is provided on the right side of the support rod (102), a meshing tooth (104) is provided on the front side of the inner wall of the rectangular groove (103), a rotating rod (105) is movably sleeved on the right side of the fixed frame (101), a first cylindrical gear (106) is fixedly sleeved on the right side of the outer side of the rotating rod (105), and a second cylindrical gear (107) is fixedly sleeved on the left side of the outer side of the rotating rod (105).
3. A portable electronic cystoscope suitable for transurethral removal of ureteral stents according to claim 1, characterized in that: The fixing assembly (3) comprises a first fixing block (301) fixedly connected to the right side of the fixing frame (101); a first movable rod (302) is movably sleeved on the top of the first fixing block (301); a fixing ring (303) is fixedly connected to the top of the first movable rod (302); a connecting plate (304) is fixedly connected to the bottom of the first movable rod (302); a fixing tooth (305) is fixedly connected to the bottom of the connecting plate (304); a first spring (306) is arranged on the outer side of the first movable rod (302); and the first spring (306) is located between the first fixing block (301) and the connecting plate (304).
4. A portable electronic cystoscope suitable for removing a ureteral stent through the urethra according to claim 3, characterized in that: Both sides of the top of the connecting plate (304) are fixedly connected with positioning tubes (307), the top of the positioning tube (307) is movably sleeved with a positioning rod (308), and the top of the positioning rod (308) is fixedly connected to the bottom of the first fixed block (301).
5. A portable electronic cystoscope suitable for removing a ureteral stent through the urethra according to claim 1, characterized in that: The pressing assembly (4) comprises a second movable rod (401) movably sleeved on the top of the top plate (203); the top of the second movable rod (401) is fixedly connected to a handle block (402); the bottom of the second movable rod (401) is fixedly connected to a pressing plate (404); the bottom of the pressing plate (404) is movably sleeved with a roller (405); a second spring (406) is arranged on the outer side of the second movable rod (401); and the second spring (406) is located between the top plate (203) and the pressing plate (404).
6. A portable electronic cystoscope suitable for removing a ureteral stent through the urethra according to claim 5, characterized in that: Both sides of the top of the pressing plate (404) are fixedly connected to a limiting tube (407), the top of the limiting tube (407) is movably sleeved with a limiting rod (408), and the top of the limiting rod (408) is fixedly connected to the bottom of the top plate (203).
7. A portable electronic cystoscope suitable for removing a ureteral stent through the urethra according to claim 1, characterized in that: The lubrication assembly (5) comprises a second fixed block (501), a second driven gear (509), a support frame (505) and a drain pipe (508); the second fixed block (501) is fixedly connected to the left side of the left support plate (202); the bottom of the second fixed block (501) is fixedly connected to a positioning plate (502); the outer side of the positioning plate (502) is movably sleeved with a lifting rack (503); the bottom of the lifting rack (503) is fixedly connected to a fixed rod (504); the second driven gear (509) is fixedly sleeved on the left side of the outer side of the cylindrical rod (204); the second driven gear (509) and the lifting rack (503) are meshed with each other.
8. A portable electronic cystoscope suitable for removing a ureteral stent through the urethra according to claim 7, characterized in that: The support frame (505) is fixedly connected to the left side of the bottom of the support plate (201), and a cylindrical tube (506) is installed on the support frame (505). The bottom of the cylindrical tube (506) is fixedly connected to a connecting pipe (507), and the other end of the connecting pipe (507) is fixedly connected to the top of a drainage pipe (508), and the drainage pipe (508) is fixedly connected to the back of the top plate (203).
9. A portable electronic cystoscope suitable for removing a ureteral stent through the urethra according to claim 1, characterized in that: The inner side of the guide frame (209) is adapted to the cystoscope tube (6), a through hole is provided at the bottom of the guide frame (209), and the outer side of the transmission gear (206) passes through the through hole and contacts the surface of the cystoscope tube (6).