CN113262016A - A multi-functional calculus fragmentation ablation device for urological department - Google Patents
A multi-functional calculus fragmentation ablation device for urological department Download PDFInfo
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- CN113262016A CN113262016A CN202110617572.4A CN202110617572A CN113262016A CN 113262016 A CN113262016 A CN 113262016A CN 202110617572 A CN202110617572 A CN 202110617572A CN 113262016 A CN113262016 A CN 113262016A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/22004—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/22004—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves
- A61B17/22012—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves in direct contact with, or very close to, the obstruction or concrement
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22079—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with suction of debris
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22082—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for after introduction of a substance
- A61B2017/22084—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for after introduction of a substance stone- or thrombus-dissolving
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Abstract
The invention discloses a multifunctional calculus smashing and melting device for urology department, belonging to the technical field of urology department, comprising an injection tube and an outer tube fixedly connected with one end of the injection tube, wherein the injection tube is divided into a left chamber and a right chamber by a partition plate inside the injection tube, a piston is connected inside one chamber in a sliding mode, a liquid inlet hole is formed in the side wall of the right chamber, an impeller box is fixed in the middle position of the left side of the partition plate, an extrusion tube and a liquid guide tube are respectively connected to two sides of the impeller box, and an ultrasonic generator is installed on the outer side of the liquid guide tube. In the process of injecting the calculus dissolving liquid, the screw thread grinding rod is used for grinding larger calculus and sucking the calculus into the inner barrel II by utilizing negative pressure generated by sliding of the piston ring, the ground calculus is conveyed and stored in the storage cavity by the screw thread grinding rod, and the inside of the calculus dissolving liquid inner barrel II injected into the urethra is convenient to collect under the action of the negative pressure.
Description
Technical Field
The invention relates to the field of urology technologies, in particular to a multifunctional calculus smashing and melting device for urology.
Background
The urological department is a medicine specially researching male and female urinary tract and male reproductive system, is mainly divided from surgery, and with the progress of medical technology and medical device manufacturing technology, more and more devices are used in modern urological department surgery, so that doctors can be better helped to complete the surgery, patients can recover as soon as possible, and diseases can be relieved as soon as possible.
Present calculus grabber that urological department used, grab bucket adopts open-type structure when generally snatching the calculus, and grab bucket is made by many steel wires, calculus grabber inserts the back from the urethral orifice when snatching urethral calculus, it causes the damage to the urethra easily to snatch the end, easily arouse urethral infection, and be difficult to take out great calculus, although also there is the breakage to great calculus through the drill bit, generally all realize the breakage to great calculus through power equipment etc., adopt the principle of freely dropping when collecting the calculus after the breakage, can't collect quick with broken calculus, cause the calculus after the breakage to adsorb in the urethra easily, it is inconvenient to use.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to solve the technical problem of providing a multifunctional calculus smashing and melting device for urology department, which is characterized in that in the process of injecting a calculus removing and melting liquid, a threaded grinding rod is used for smashing large calculus, negative pressure generated by sliding of a piston ring is used for sucking the calculus into an inner barrel II, meanwhile, the smashed calculus is sucked into the inner barrel I through the negative pressure, the smashed calculus is stored in a storage cavity in the rotating and conveying process of the threaded grinding rod, the interior of the calculus removing and melting liquid inner barrel II injected into the urethra is convenient to collect under the action of the negative pressure, and the multifunctional calculus smashing and melting device is convenient to use.
2. Technical scheme
In order to solve the problems, the invention adopts the following technical scheme:
a multifunctional calculus smashing and ablating device for urology department comprises an injection tube and an outer tube fixedly connected with one end of the injection tube, wherein the injection tube is divided into a left cavity and a right cavity by a partition plate inside the injection tube, a piston is connected inside one cavity in a sliding mode, a piston rod extending to the outer side of the injection tube is fixed to the other side of the piston, a liquid inlet hole is formed in the side wall of the right cavity, an impeller box is fixed to the middle position of the left side of the partition plate, an impeller is rotatably connected inside the impeller box, an extrusion tube and a liquid guide tube are respectively connected to the two sides of the impeller box, the other end of the extrusion tube is communicated with the right cavity inside the injection tube, an ultrasonic generator is installed on the outer side of the liquid guide tube, a fixing box is fixed to the left side of the impeller box, and a gear disc II is rotatably connected to the middle position inside the fixing box, a rotating shaft at the center of the second gear disc is connected with an impeller, and the inner parts of the fixing boxes at the two sides of the second gear disc are rotatably connected with the first gear disc which is meshed with the second gear disc;
an inner cylinder I and an inner cylinder II are transversely fixed at the inner center position of the outer cylinder from inside to outside, a liquid passing cavity is formed between the inner cylinder II and the outer cylinder, the right end of the inner cylinder II and the right end of the inner cylinder I are fixed with the left side of the fixing box, a piston ring is slidably connected inside an annular cavity between the inner cylinder II and the inner cylinder I, one side of the piston ring at two sides of the inner cylinder I is fixedly connected with a threaded telescopic rod, the other end of the threaded telescopic rod is connected with a gear disc I, a square inserting rod is transversely arranged inside the inner cylinder I, the right end of the square inserting rod is connected with the gear disc II, a piston block is slidably connected inside the inner cylinder I outside the square inserting rod, the other side of the piston block is connected with a threaded polishing rod through threads, connecting holes communicated with the annular cavity between the inner cylinder I and the inner cylinder II are formed in the right end of one side surface of the inner cylinder at equal intervals, and the middle position department of the first inner tube is provided with a storage cavity, the left end of the first inner tube is fixedly connected with a sealing lug, an air suction port is formed in the first inner tube at the position of the sealing lug, the left end of the liquid passing cavity is equidistantly provided with a liquid outlet channel, the left ends of the two inner tubes are symmetrically provided with two miniature cameras, the two sides of the inner part of the two left ends of the inner tubes are provided with sliding cavities, the inner parts of the sliding cavities are slidably connected with a pushing seat, and the other end of the pushing seat is fixed with a clamping seat.
Preferably, the thread telescopic rod is formed by assembling a loop bar with external threads and an internal thread sleeve, the external threads of the loop bar are matched with the internal threads of the sleeve, and the bottom of the loop bar is connected with the bottom end of the inner part of the sleeve through a reset spring.
Preferably, the bottom end of the pushing seat is connected with the inner bottom end of the sliding cavity through a spring, and through holes communicated with each other are formed between the sliding cavity and the liquid outlet channel.
Preferably, the end parts of the thread grinding rod and the piston block are provided with square sliding grooves for the square insertion rod to slide.
Preferably, the length of the first inner cylinder is smaller than the lengths of the second inner cylinder and the outer cylinder, and a sealing lug fixed at one end of the inner cylinder is fixed with the inner side wall of the second inner cylinder.
3. Advantageous effects
(1) The invention extrudes calculus ablation liquid in the injection tube into the impeller box through the extrusion tube by extruding the piston rod and utilizing the piston, drives the impeller to rotate, then the calculus ablation liquid enters the liquid passing cavity through the liquid guide tube, the liquid generates high-frequency small-amplitude vibration through the ultrasonic generator in the process of entering the liquid passing cavity, and is sprayed out through the liquid outlet channel arranged at the other end of the liquid passing cavity to wash the calculus, so that the calculus adhered to the inner wall of the urethra can be easily removed, meanwhile, in the process, the rotation of the impeller is utilized to drive the gear disc II to rotate, and the gear disc II is mutually meshed with the gear disc I to synchronously drive the gear disc I to rotate, then the square insertion rod is driven to rotate in the rotating process of the gear disc II, and the square insertion rod is inserted into the threaded grinding rod and the piston block, the threaded grinding rod and the piston block are synchronously driven to rotate, and the threaded telescopic rod is driven to rotate in the process of rotating the gear disc, the threaded telescopic rod is formed by assembling a sleeve rod provided with an external thread and a sleeve with an internal thread, the external thread of the sleeve rod is matched with the internal thread of the sleeve, so that the sleeve in the threaded telescopic rod rotates, and the other end of the loop bar is fixed with the piston ring, so that when the thread telescopic bar sleeve rotates, the loop bar inside the thread telescopic bar contracts along the thread groove, thereby slide the piston ring along the cavity between inner tube one and the inner tube two, the inside hydraulic oil of cavity passes through the inside of connecting hole extrusion entering inner tube one and promotes piston block and screw thread grinding rod and extend, is convenient for make screw thread grinding rod stretch out and draw back, conveniently beats grinding bits and pieces, convenient to use to great calculus.
(2) In the process of sliding the piston ring, the outer cylinder is positioned in the urethra to enable the left side of the piston ring to generate suction force in the process of sliding the piston ring to the right side, the position of the suction port generates negative pressure on the inner portion of the inner cylinder II outside the sealed ear, calculus is sucked into the inner portion of the inner cylinder II under the action of the negative pressure, meanwhile, in the process that calculus ablation liquid passes through the liquid outlet channel, enters the inner portion of the sliding cavity through the gap between the liquid outlet channel and the sliding cavity and pushes the pushing seat to slide along the inner portion of the sliding cavity, the clamping seat clamps larger calculus entering the inner portion of the inner cylinder II, then, in the process that the thread grinding rod is lengthened and rotated, the larger calculus is ground and crushed, the crushed calculus is sucked into the inner portion of the inner cylinder I under the action of the negative pressure, and in the conveying state that the thread grinding rod is rotated, the crushed calculus is conveyed to the position of the inner cylinder I inner storage cavity to be stored for a short time, and the calculus ablation liquid injected into the urethra is sucked into the inner barrel II under the action of negative pressure, so that the calculus can be conveniently crushed and collected, and the use is convenient.
In conclusion, in the process of injecting the calculus dissolving liquid, the thread grinding rod is used for grinding larger calculus and sucking the calculus into the inner barrel II by using the negative pressure generated by the sliding of the piston ring, meanwhile, the ground calculus is sucked into the inner barrel I by using the negative pressure, the ground calculus is stored in the storage cavity in the process of rotating and conveying the thread grinding rod, the inside of the calculus dissolving liquid inner barrel II injected into the urethra is convenient to collect under the action of the negative pressure, and the use is convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure at B in FIG. 1;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
FIG. 4 is a schematic view of a connection structure of a threaded expansion rod and a square insertion rod according to the present invention;
FIG. 5 is a schematic view of the inner barrel structure of the present invention.
Reference numerals: 1. an inner cylinder I; 2. a threaded telescopic rod; 3. extruding a pipe; 4. a liquid inlet hole; 5. an injection tube; 6. a piston; 7. a piston rod; 8. a catheter; 9. an ultrasonic generator; 10. a liquid passing cavity; 11. an outer cylinder; 12. a threaded grinding rod; 13. a piston ring; 14. an inner cylinder II; 15. a square insertion rod; 16. a return spring; 17. connecting holes; 18. a first gear disc; 19. an impeller; 20. a second gear plate; 21. an impeller case; 22. a fixing box; 23. a piston block; 24. a miniature camera; 25. a liquid outlet channel; 26. a clamping seat; 27. a pushing seat; 28. a sliding cavity; 29. sealing the ears; 30. an air suction port; 31. a storage chamber.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1-5, a multifunctional calculus smashing and ablating device for urology department comprises an injection tube 5 and an outer tube 11 fixedly connected with one end of the injection tube 5, wherein the injection tube 5 is divided into a left chamber and a right chamber by a partition board in the injection tube 5, a piston 6 is slidably connected in one chamber, a piston rod 7 extending to the outside of the injection tube 5 is fixed on the other side of the piston 6, a liquid inlet hole 4 is formed in the side wall of the right chamber, an impeller box 21 is fixed in the middle position of the left side of the partition board, an impeller 19 is rotatably connected in the impeller box 21, an extrusion tube 3 and a liquid guide tube 8 are respectively connected to two sides of the impeller box 21, the other end of the extrusion tube 3 is communicated with the right chamber in the injection tube 5, an ultrasonic generator 9 is installed on the outside of the liquid guide tube 8, a fixing box 22 is fixed on the left side of the impeller box 21, a second gear disc 20 is rotatably connected to the middle position inside the fixing box 22, a rotating shaft at the center position of the second gear disc 20 is connected with an impeller 19, and first gear discs 18 which are meshed with the second gear disc 20 are rotatably connected to the insides of the fixing boxes 22 on the two sides of the second gear disc 20;
the inner center position of the outer barrel 11 is transversely fixed with a first inner barrel 1 and a second inner barrel 14 from inside to outside, a liquid cavity 10 is formed between the second inner barrel 14 and the outer barrel 11, the right ends of the second inner barrel 14 and the first inner barrel 1 are fixed with the left side of the fixing box 22, a piston ring 13 is connected inside an annular cavity between the second inner barrel 14 and the first inner barrel 1 in a sliding mode, one sides of the piston rings 13 on two sides of the first inner barrel 1 are fixedly connected with a threaded telescopic rod 2, the other end of the threaded telescopic rod 2 is connected with a first gear disc 18 in an interconnecting mode, a square inserting rod 15 is transversely arranged inside the first inner barrel 1, the right end of the square inserting rod 15 is connected with a second gear disc 20 in an interconnecting mode, a piston block 23 is connected inside the first inner barrel 1 outside the square inserting rod 15 in a sliding mode, the other side of the piston block 23 is connected with a threaded grinding rod 12 in a threaded mode, and the right end of the side of the first inner barrel 1 is equidistantly provided with a connection communicated with the annular cavity between the first inner barrel 1 and the second inner barrel 14 The screw thread telescopic rod 2 is formed by assembling a loop bar provided with external threads and a sleeve provided with internal threads, the external threads of the loop bar are matched with the internal threads of the sleeve, the bottom of the loop bar is connected with the internal bottom end of the sleeve through a return spring 16, the bottom end of the push seat 27 is connected with the internal bottom end of the sliding cavity 28 through a spring, and a through hole which is communicated with each other is arranged between the sliding cavity 28 and the liquid outlet channel 25, the end parts of the thread grinding rod 12 and the piston block 23 are both provided with square sliding grooves for the sliding of the square inserting rod 15, the length of the first inner cylinder 1 is smaller than that of the second inner cylinder 14 and the outer cylinder 11, and the sealing lug 29 fixed at the end part of the first inner cylinder 1 is fixed with the inner side wall of the second inner cylinder 14.
The above-mentioned multi-functional calculus fragmentation ablation device for urology department's concrete theory of action does:
firstly, the calculus ablation liquid enters a cavity on the right side of an injection tube 5 from the position of a liquid inlet hole 4, then the liquid inlet hole 4 is sealed, then an outer tube 11 extends into a urethra and penetrates through the calculus in the urethra through a miniature camera 24, when the calculus is encountered, the calculus ablation liquid in the injection tube 5 is extruded into an impeller box 21 through an extrusion tube 3 by extruding a piston rod 7 and utilizing a piston 6 and drives an impeller 19 to rotate, then the calculus ablation liquid enters a liquid passing cavity 10 through a liquid guide tube 8, the liquid generates high-frequency small-amplitude oscillation through an ultrasonic generator 9 in the process of entering the liquid passing cavity 10 and is sprayed out through a liquid outlet channel 25 arranged at the other end of the liquid passing cavity 10 to wash the calculus, the calculus adhered to the inner wall of the urethra can be easily removed, and meanwhile, the rotation of the impeller 19 is utilized to drive a second gear plate 20 to rotate, the gear disc I18 is synchronously driven to rotate through the mutual meshing between the gear disc II 20 and the gear disc I18, then the square inserting rod 15 is driven to rotate in the rotating process of the gear disc II 20, the square inserting rod 15 is inserted into the threaded grinding rod 12 and the piston block 23, the threaded grinding rod 12 and the piston block 23 are synchronously driven to rotate, meanwhile, the threaded telescopic rod 2 is driven to rotate in the rotating process of the gear disc I18, the threaded telescopic rod 2 is formed by assembling a sleeve rod provided with an external thread and an internal thread sleeve, the external thread of the sleeve rod is matched with the internal thread of the sleeve, the sleeve inside the threaded telescopic rod 2 rotates, the other end of the sleeve rod is fixed with the piston ring 13, and when the threaded telescopic rod 2 sleeve rotates, the sleeve rod inside the threaded telescopic rod 2 contracts along a thread groove, thereby, the piston ring 13 slides along the cavity between the first inner cylinder 1 and the second inner cylinder 14, hydraulic oil in the cavity is extruded into the inner part of the first inner cylinder 1 through the connecting hole 17 and pushes the piston block 23 and the threaded grinding rod 12 to extend, meanwhile, in the process of sliding the piston ring 13, because the outer cylinder 11 is positioned in the urethra, the piston ring 13 generates suction force on the left side of the piston ring 13 in the process of sliding towards the right side, and the position of the air suction port 30 generates negative pressure on the inner part of the second inner cylinder 14 outside the sealing lug 29, stones are sucked into the inner part of the second inner cylinder 14 under the action of the negative pressure, and simultaneously, in the process of passing stone ablation liquid through the liquid outlet channel 25, the stones enter the inner part of the sliding cavity 28 through the gap between the liquid outlet channel 25 and the sliding cavity 28 and push the push seat 27 to slide along the inner part of the sliding cavity 28, so that the clamping seat 26 clamps larger stones entering the inner part of the second inner cylinder 14, then in the process that the thread grinding rod 12 rises and rotates, larger stones are ground and crushed, the crushed stones are sucked into the inner barrel I1 under the action of negative pressure, the crushed stones are conveyed to the position of the inner barrel I1 inside storage cavity 31 to be temporarily stored under the rotating conveying state of the thread grinding rod 12, and the stone ablation liquid injected into the urethra is sucked into the inner barrel II 14 under the action of negative pressure, so that the stone ablation liquid injected into the urethra is collected while being crushed, and the use is convenient.
From the above, in the process of injecting the calculus dissolving liquid, the threaded grinding rod 12 is used for grinding large calculus, the calculus is sucked into the inner barrel I14 by using the negative pressure generated by the sliding of the piston ring 13, the ground calculus is sucked into the inner barrel I1 by using the negative pressure, the ground calculus is stored in the storage cavity 31 in the rotating and conveying process of the threaded grinding rod 12, and the inside of the calculus dissolving liquid inner barrel I14 injected into the urethra is convenient to collect under the action of the negative pressure, so that the calculus dissolving liquid is convenient to use.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (5)
1. A multifunctional calculus smashing and ablating device for urology department is characterized by comprising an injection tube (5) and an outer tube (11) fixedly connected with one end of the injection tube (5), wherein the injection tube (5) is divided into a left chamber and a right chamber by a partition board in the injection tube (5), a piston (6) is connected in one chamber in a sliding mode, a piston rod (7) extending to the outer side of the injection tube (5) is fixed to the other side of the piston (6), a liquid inlet hole (4) is formed in the side wall of the right chamber, an impeller box (21) is fixed in the middle of the left side of the partition board, an impeller (19) is rotatably connected in the impeller box (21), an extrusion tube (3) and a liquid guide tube (8) are respectively connected to two sides of the impeller box (21), and the other end of the extrusion tube (3) is communicated with the right chamber in the injection tube (5), an ultrasonic generator (9) is installed on the outer side of the liquid guide pipe (8), a fixing box (22) is fixed on the left side of the impeller box (21), a second gear disc (20) is rotatably connected to the middle position inside the fixing box (22), a rotating shaft at the center position of the second gear disc (20) is connected with the impeller (19), and first gear discs (18) which are mutually meshed with the second gear disc (20) are rotatably connected inside the fixing boxes (22) on the two sides of the second gear disc (20);
an inner cylinder I (1) and an inner cylinder II (14) are transversely fixed at the center of the inner portion of the outer cylinder (11) from inside to outside, a liquid passing cavity (10) is formed between the inner cylinder II (14) and the outer cylinder (11), the right ends of the inner cylinder II (14) and the inner cylinder I (1) are fixed to the left side of the fixing box (22), a piston ring (13) is connected to the inner portion of an annular cavity between the inner cylinder II (14) and the inner cylinder I (1) in a sliding mode, a threaded telescopic rod (2) is fixedly connected to one side of the piston ring (13) on the two sides of the inner cylinder I (1), the other end of the threaded telescopic rod (2) is connected with a gear disc I (18), a square inserting rod (15) is transversely arranged inside the inner cylinder I (1), the right end of the square inserting rod (15) is connected with the gear disc II (20), a piston block (23) is connected to the inner portion of the inner cylinder I (1) on the outer side of the square inserting rod (15) in a sliding mode, and the other side of the piston block (23) is connected with a threaded grinding rod (12) through threads, the right end of the side surface of the first inner cylinder (1) is provided with connecting holes (17) which are communicated with the annular cavity between the first inner cylinder (1) and the second inner cylinder (14) at equal intervals, a storage cavity (31) is arranged at the middle position of the inner cylinder I (1), a sealing lug (29) is fixedly connected at the left end of the inner cylinder I (1), and the inner cylinder I (1) at the position of the sealing lug (29) is provided with an air suction port (30), the left end of the liquid passing cavity (10) is provided with liquid outlet channels (25) at equal intervals, two miniature cameras (24) are symmetrically arranged at the left end of the inner cylinder II (14), two sides of the inner part of the left end of the inner cylinder II (14) are both provided with a sliding cavity (28), and the inside of the sliding cavity (28) is connected with a pushing seat (27) in a sliding way, and the other end of the pushing seat (27) is fixed with a clamping seat (26).
2. The multifunctional calculus smashing and ablating device for the urological department is characterized in that the threaded telescopic rod (2) is assembled by a sleeve rod with an external thread and a sleeve with an internal thread, the external thread of the sleeve rod is matched with the internal thread of the sleeve, and the bottom of the sleeve rod is connected with the inner bottom end of the sleeve through a return spring (16).
3. The multifunctional calculus smashing and ablating device for the urological department is characterized in that the bottom end of the pushing seat (27) is connected with the inner bottom end of the sliding cavity (28) through a spring, and through holes communicated with each other are formed between the sliding cavity (28) and the liquid outlet channel (25).
4. The multifunctional calculus smashing and ablating device for the urological department according to claim 1, wherein the ends of the threaded grinding rod (12) and the piston block (23) are provided with square sliding grooves for the square inserting rod (15) to slide.
5. The multifunctional calculus fragmentation and ablation device for urology department according to claim 1 is characterized in that the length of the inner cylinder I (1) is smaller than the length of the inner cylinder II (14) and the outer cylinder (11), and the sealing ear (29) fixed on the end of the inner cylinder I (1) is fixed with the inner side wall of the inner cylinder II (14).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110617572.4A CN113262016B (en) | 2021-06-03 | 2021-06-03 | Calculus smashing and melting device for urology department |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110617572.4A CN113262016B (en) | 2021-06-03 | 2021-06-03 | Calculus smashing and melting device for urology department |
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| CN113262016A true CN113262016A (en) | 2021-08-17 |
| CN113262016B CN113262016B (en) | 2022-04-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113729856A (en) * | 2021-09-01 | 2021-12-03 | 温州市人民医院 | Calculus and lithotripsy device with lithotripsy suction device |
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