CN113907840B - Device for taking gall-stone - Google Patents

Device for taking gall-stone Download PDF

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Publication number
CN113907840B
CN113907840B CN202111008493.XA CN202111008493A CN113907840B CN 113907840 B CN113907840 B CN 113907840B CN 202111008493 A CN202111008493 A CN 202111008493A CN 113907840 B CN113907840 B CN 113907840B
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China
Prior art keywords
stone
taking
dan
spoon
shao
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Active
Application number
CN202111008493.XA
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Chinese (zh)
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CN113907840A (en
Inventor
陈超
李玉亮
张锎
李琳
王永正
范艳群
王维
张昆
仲海
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Second Hospital of Shandong University
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Second Hospital of Shandong University
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Priority to CN202111008493.XA priority Critical patent/CN113907840B/en
Publication of CN113907840A publication Critical patent/CN113907840A/en
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Publication of CN113907840B publication Critical patent/CN113907840B/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/22Implements 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
    • A61B17/221Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/22Implements 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
    • A61B17/22004Implements 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
    • A61B17/22012Implements 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
    • A61B17/2202Implements 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 the ultrasound transducer being inside patient's body at the distal end of the catheter
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/22Implements 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
    • A61B2017/22079Implements 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

Abstract

The application discloses a gall-stone taking device which comprises a barrel, wherein a stone taking spoon is fixedly arranged at one end of the barrel, the stone taking spoon is hemispherical, and a stone breaking amplitude transformer, a water inlet pipe and a water outlet pipe are arranged in the barrel; the broken stone amplitude transformer, the water inlet pipe and the water outlet pipe are all arranged in parallel with the central line of the cylinder; the water inlet end of the water inlet pipe is communicated with water supply equipment, the water outlet end of the water outlet pipe is connected with a pump body, and one end of the broken stone amplitude transformer is connected with an ultrasonic transducer; the stone removing device is characterized in that the other end of the stone breaking amplitude transformer extends into the stone removing spoon, the water outlet end of the water inlet pipe extends into the stone removing spoon, a stone removing hole is formed in the bottom of the stone removing spoon, and the stone removing hole is communicated with the water inlet end of the water outlet pipe through a connecting pipe. The application can reduce damage to the gall bladder, can clean the calculus at one time, and can reduce operation time.

Description

Device for taking gall-stone
Technical Field
The application relates to the technical field of medical equipment, in particular to a minimally invasive gall-stone taking device.
Background
Lithiasis occurs in urinary and biliary systems, is a common and frequently occurring disease, and is mainly treated by External Shock Wave Lithotripsy (ESWL), endoscopic lithotripsy, open surgery, etc. Because the external shock wave lithotripsy is influenced by a plurality of interference factors, including physique, number, position and activity of the stones, adhesion with surrounding tissues and the like of the patient, the use range and lithotripsy effect of the external shock wave lithotripsy are greatly reduced. Clinical researches prove that although the external shock wave lithotripsy has the characteristics of no wound, strong repeated operation and the like, repeated lithotripsy is carried out for a plurality of times on a part, so that the adhesion between the lithotripsy and surrounding tissues is usually caused, the adhesion must be solved by open surgery, and the open surgery has the defects of large wound, slow postoperative recovery and the like, so that the treatment scheme is gradually eliminated.
The endoscope stone taking can be operated under direct vision without operation, has the advantages of minimally invasive, direct vision, less pain of patients, quick postoperative recovery and the like, and has become the development trend of stone treatment.
The application number is 201621469270.8 discloses a clamp body for taking gall-stone under laparoscope, which comprises a cylinder body, a clamp body with tooth-shaped jaws, a push-pull rod, a connecting rod, a circular plate and a handle, wherein in the use process, the tooth-shaped jaws are used for biting a large stone, and then the jaws are used for taking out the biting stone, so that the gall-stone taking-out operation is completed, but the application still has the following defects:
1. the clamp body clamped with the calculus is taken out from the gallbladder for many times, so that the gallbladder is easily damaged, and the pain of a patient is increased;
2. in the process of biting large stones, the forceps body can easily drop small stone particles into the gall bladder, so that the small stone particles are not easy to clear, and the cleaning operation time is prolonged.
Disclosure of Invention
The application aims to provide a device for taking gall-stone, which solves the defects in the prior art, can reduce damage to gall-stone, can remove the gall-stone once, and reduces operation time.
The application provides a gall-stone taking device which comprises a barrel, wherein a stone taking spoon is fixedly arranged at one end of the barrel, the stone taking spoon is hemispherical, and a stone breaking amplitude transformer, a water inlet pipe and a water outlet pipe are arranged in the barrel; the broken stone amplitude transformer, the water inlet pipe and the water outlet pipe are all arranged in parallel with the central line of the cylinder; the water inlet end of the water inlet pipe is communicated with water supply equipment, the water outlet end of the water outlet pipe is connected with a pump body, and one end of the broken stone amplitude transformer is connected with an ultrasonic transducer;
the stone removing device is characterized in that the other end of the stone breaking amplitude transformer extends into the stone removing spoon, the water outlet end of the water inlet pipe extends into the stone removing spoon, a stone removing hole is formed in the bottom of the stone removing spoon, and the stone removing hole is communicated with the water inlet end of the water outlet pipe through a connecting pipe.
The device for extracting gall-stone, as described above, preferably, the crushed stone amplitude transformer further comprises a plurality of branches, the branches are all located in the stone extracting spoon, the branches are arranged along the inner wall of the stone extracting spoon, and one ends of the branches are connected with the crushed stone amplitude transformer.
The gall-stone removing device according to the above aspect, preferably, the number of the branches is three, wherein two of the branches are arranged along the circumferential direction of the stone removing spoon to form a semicircular structure, and are positioned at a spoon opening near the stone removing spoon, and the other branch is positioned at the inner bottom of the stone removing spoon and avoids the stone discharging hole.
The device for removing gall-stone, as described above, preferably further comprises a cover body for sealing the stone removing spoon, wherein the cover body is slidably arranged with the stone removing spoon Dan Shao, the cover body is fixedly connected with a connecting rod, the connecting rod is connected with a driving mechanism, and the driving mechanism is used for driving the cover body to seal the stone removing spoon.
The device for taking gall-stone comprises a driving mechanism, wherein the driving mechanism comprises a motor, a screw rod and a nut matched with the screw rod, the screw rod is rotatably arranged in the cylinder body, a sliding groove is formed in the cylinder body along the length direction of the screw rod, the connecting rod penetrates through the sliding groove and is fixedly connected with the nut on the screw rod, and one end of the screw rod is in transmission connection with the output end of the motor.
The gall-stone taking device is characterized in that the connecting rod comprises a first rod and a second rod, the first rod is arranged in parallel with the cylinder body, one end of the first rod is fixedly connected with the cover body, the other end of the first rod is fixedly connected with one end of the second rod, the second rod is vertically arranged with the first rod, and the other end of the second rod penetrates through the sliding groove and is fixedly connected with the nut.
The device for removing gall-stone is characterized in that the supporting plate is fixedly arranged in the cylinder, the supporting plate is perpendicular to the cylinder, the screw rod penetrates through the supporting plate and is in rotary connection with the supporting plate, and the motor is fixedly arranged on the supporting plate.
The device for removing gall-stone as described above, wherein preferably, the cover body is an arc cover plate, and the cover plate and the stone removing spoon form a sphere structure; the periphery of the stone picking spoon is provided with a protective air bag along the circumferential direction, and the protective air bag is perpendicular to the barrel.
The device for removing gall-stone is characterized in that the ultrasonic transducer is preferably arranged in a handle, the handle is in threaded connection with one end of the cylinder body, which is far away from the stone removing spoon, and the water inlet pipe and the water outlet pipe penetrate through the handle.
The device for removing gall-stone as described above, wherein preferably, the handle is further provided with a first switch button for controlling the motor, a fourth switch button for controlling the motor 10 to rotate reversely, a second switch button for controlling the water supply device and the pump body simultaneously, and a third switch button for controlling the ultrasonic transducer
Compared with the prior art, the application has the following beneficial effects:
1. according to the application, the stone is placed in the gall bladder through the laparoscopic operation channel, the stone is placed in the stone taking spoon, then the stone breaking amplitude transformer is started to shake the stone, then the water supply equipment and the pump body are started, water flows into the stone taking spoon through the water inlet pipe, under the action of the pump body, water doped with stone particles enters the water outlet pipe through the stone discharging hole and is discharged outside, so that the stone particles in the stone taking spoon are discharged, the stone taking spoon can be continuously used for taking stones in the gall bladder, the stone in the gall bladder can be completely taken out by repeating the operation, the stone taking spoon is not required to be frequently taken out from the gall bladder in the whole stone taking process, damage to the gall bladder is reduced, large stones can be smashed, the crushed stone particles are prevented from falling into the gall bladder, the operation time is shortened, and pain of a patient is reduced.
2. According to the application, the cover body is arranged, so that the stone taking spoon can be sealed by the cover body, and the phenomenon that stone particles in the stone taking spoon are brought into the gall bladder due to water splashing from the stone taking spoon when water is introduced into the stone taking spoon is avoided.
3. According to the application, the protective air bag is arranged on the stone removing spoon, so that friction between the stone removing spoon and the inner wall of the gall bladder in the moving process of the stone removing spoon in the gall bladder can be reduced, and the function of protecting the inner wall of the gall bladder is achieved.
4. According to the application, the branch is arranged in the stone taking spoon, so that the contact area between the branch and stones contained in the stone taking spoon can be increased, and the stones in the stone taking spoon can be crushed more quickly.
Drawings
Fig. 1 is a schematic perspective view of a device for removing gall-stone according to the present application;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view of A-A of FIG. 2;
fig. 4 is an enlarged view at B in fig. 3;
FIG. 5 is a cross-sectional view of C-C of FIG. 3;
fig. 6 is a schematic structural view of the device for removing gall-stone according to the present application as an installation cover;
FIG. 7 is a schematic view of the mounting structure of the cover, the connecting rod and the nut;
fig. 8 is a schematic view of the installation structure of the stone extracting spoon, the broken stone amplitude transformer, the branches and the protective air bag.
Reference numerals illustrate: 1-cylinder, 2-stone pick-up spoon, 3-stone breaking amplitude transformer, 4-water inlet pipe, 5-water outlet pipe, 6-ultrasonic transducer, 201-row Dan Kong, 7-connecting pipe, 301-branch, 8-cover, 9-connecting rod, 10-motor, 11-lead screw, 12-nut, 101-chute, 901-first rod, 902-second rod, 13-supporting plate, 14-protective airbag, 15-handle, 16-first switch button, 17-second switch button, 18-third switch button, 19-connector.
Detailed Description
The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
In a first embodiment of the present application:
as shown in fig. 1-4, the device for taking gall-stone comprises a barrel 1, wherein a stone taking spoon 2 is fixedly arranged at one end of the barrel 1, the stone taking spoon 2 is hemispherical, the barrel 1 is a cylindrical barrel, one end of the barrel 1 is fixedly arranged on the outer side wall of the stone taking spoon in a welding mode, and a stone crushing amplitude transformer 3, a water inlet pipe 4 and a water outlet pipe 5 are arranged in the barrel 1; one end of the broken stone amplitude transformer 3 is connected with an ultrasonic transducer 6, and the other end of the broken stone amplitude transformer 3 extends into the stone taking spoon 2; the broken stone amplitude transformer 3, the water inlet pipe 4 and the water outlet pipe 5 are all arranged in parallel with the central line of the cylinder body 1; the water inlet end of the water inlet pipe 4 is communicated with water supply equipment, the water supply equipment is not shown in the figure outside the cylinder body 1, the water supply equipment can be a combination of a water tank and a water pump, the water inlet end of the water pump is communicated with the water tank, the water outlet end of the water pump is connected with the water inlet end of the water inlet pipe 4 through a hose, the water outlet end of the water outlet pipe 5 is connected with a pump body, the pump body can be a centrifugal water pump, and water entering the stone taking spoon 2 can be sucked into the water outlet pipe 5 together with crushed stone particles through the action of the pump body, so that the stone taking spoon is discharged outside; the water outlet end of the water inlet pipe 4 extends into the stone taking spoon 2, a stone discharging hole 201 is formed in the bottom of the stone taking spoon 2, and a discharge Dan Kong is communicated with the water inlet end of the water outlet pipe 5 through a connecting pipe 7, so that water can be introduced into the stone taking spoon when water supply equipment is started, and stone particles crushed by the stone breaking amplitude transformer 3 can be discharged out of a human body through the stone discharging hole 201 under the action of a pump body connected with the water outlet pipe 5.
Referring to fig. 8, in order to improve the crushing efficiency of the stone-crushing amplitude transformer 3 on stones, the stone-crushing amplitude transformer 3 further comprises a plurality of branches 301, the branches 301 are all located in the stone-crushing spoon 2, the branches 301 are arranged along the inner wall of the stone-crushing spoon 2, one ends of the branches 301 are connected with the stone-crushing amplitude transformer 3, and the contact area between the stones in the stone-crushing spoon and the stone-crushing amplitude transformer can be increased due to the arrangement of the branches 301, so that the stones are crushed more easily, and the crushing efficiency is improved.
For example, three branches 301 may be provided, wherein two branches 301 are arranged along the circumferential direction of the stone extractor 2 to form a semicircular structure and are positioned near the mouth of the stone extractor 2, and the other branch 301 is positioned at the inner bottom of the stone extractor 2 and avoids the row Dan Kong.
The stone taking spoon 2 is inserted into the gall bladder through a laparoscopic surgery, stones are placed in the spoon through the stone taking spoon 2, then the stone breaking amplitude transformer 3 is started to break up the stones, then the water supply equipment and the pump body are started, water enters the stone taking spoon through the water inlet pipe 4, under the action of the pump body, water doped with stone particles enters the water outlet pipe 5 through the stone discharging hole and is discharged outside the body, so that the stone particles in the stone taking spoon 2 are discharged, the stones in the stone taking spoon 2 can be continuously used for taking the stones, the stones in the gall bladder can be completely taken out through repeating the operations, the stone taking spoon does not need to be frequently taken out of the gall bladder in the whole stone taking process, damage to the gall bladder is reduced, large stones can be crushed, the crushed stone particles are prevented from falling into the gall bladder, the surgery time is shortened, and pain of a patient is reduced.
In a second embodiment of the present application,
the present embodiment is further improved based on the first embodiment, and the same parts as those of the embodiment are not described in detail.
Referring to fig. 1, 2, 3, 4 and 7, in order to avoid that water collides with the inner wall of the stone pick-up scoop 2 and splashes out of the stone pick-up scoop 2 when water is introduced into the stone pick-up scoop 2, and carefully stone particles in the stone pick-up scoop 2 are carried out, the application further comprises a cover body 8 for sealing the stone pick-up scoop 2, the cover body 8 is slidably arranged with the stone pick-up scoop 2, the cover body 8 is fixedly connected with a connecting rod 9, the connecting rod 9 is connected with a driving mechanism, and the driving mechanism is used for driving the cover body 8 to seal the stone pick-up scoop 2. When stone is filled, the cover body 8 is moved to the direction of the cylinder body 1 through the driving mechanism, so that the cover body 8 is staggered with the spoon opening of the stone taking spoon 2, the stone is prevented from entering the stone taking spoon 2, and the stone taking spoon is shown in a reference view of fig. 4. The driving mechanism comprises a motor 10, a screw rod 11 and a nut 12 matched with the screw rod 11, the screw rod 11 is rotatably arranged in the cylinder body 1, a sliding groove 101 is formed in the cylinder body 1 along the length direction of the screw rod 11, the connecting rod 9 penetrates through the sliding groove 101 and is fixedly connected with the nut 12 on the screw rod 11, and one end of the screw rod 11 is in transmission connection with the output end of the motor 10. The connecting rod 9 comprises a first rod 901 and a second rod 902, the first rod 901 is arranged in parallel with the cylinder body 1, one end of the first rod 901 is fixedly connected with the cover body 8, the other end of the first rod 901 is fixedly connected with one end of the second rod 902, the second rod 902 is arranged perpendicular to the first rod 901, and the other end of the second rod 902 penetrates through the sliding groove 101 to be fixedly connected with the nut 12. The chute 101 is provided to both guide and limit the second lever 902. The cover body 8 is controlled to move towards or away from the stone removal spoon 2 by controlling the forward rotation and the reverse rotation of the motor 10.
Referring to fig. 4, a supporting plate 13 is fixedly arranged in the cylinder 1, the supporting plate 13 is mutually perpendicular to the cylinder 1 in position, a screw rod 11 penetrates through the supporting plate 13 and is rotationally connected with the supporting plate 13, and a motor 10 is fixedly arranged on the supporting plate 13. The supporting plate 13 can play a supporting role on the screw rod 11, too long length of the screw rod 11 can be avoided, and the moving stability of the cover body 8 during rotation of the screw rod 11 is improved.
The cover body 8 is an arc cover plate, and the cover plate and the stone taking spoon 2 form a sphere structure; the periphery of the stone taking spoon 2 is provided with a protective air bag 14 along the circumferential direction, and the protective air bag 14 is perpendicular to the cylinder body 1. Can reduce the friction between the stone extraction spoon and the inner wall of the gall bladder in the process of moving in the gall bladder, and plays a role in protecting the inner wall of the gall bladder.
Referring to fig. 3, the ultrasonic transducer 6 is installed in a handle 15, the handle 15 is in threaded connection with one end of the cylinder 1 away from the stone removing spoon 2, and the water inlet pipe 4 and the water outlet pipe 5 penetrate through the handle 15. By installing the ultrasonic transducer 6 in the handle 15, the volume of the stone removing device can be reduced, and the handle 15 is in threaded connection with the cylinder 1, so that the ultrasonic transducer 6 can be conveniently detached for maintenance or replacement when damaged. When the stone extractor is particularly used, the ultrasonic transducer 6 is provided with holes for the water inlet pipe 4 and the water outlet pipe 5 to pass through, so that larger stirring can be generated when water enters the stone extractor 2, stone particles after crushing are prevented from sinking into the stone discharging holes 201 at the bottom of the stone extractor 2, the water inlet pipe 4 can be arranged into two water inlet pipes, the two water inlet pipes 4 are arranged in parallel and are respectively positioned at two sides of the stone extractor 3, as shown in fig. 5, the water inlet ends of the two water inlet pipes 4 are connected with one connector 19, and the water inlet ends of the two water inlet pipes 4 are connected together through the connector 19.
Referring to fig. 6, for the convenience of doctor's operation, a first switch button 16 for controlling the forward rotation of the motor 10, a fourth switch button for controlling the reverse rotation of the motor 10, a second switch button 17 for simultaneously controlling the water supply device and the pump body, and a third switch button 18 for controlling the ultrasonic transducer 6 may be further provided on the handle 15. The circuit arrangement of the switch button is conventional technical means and will not be described in detail here.
The using process comprises the following steps: the stone removing spoon 2 is stretched into the gall bladder through a laparoscopic operation channel, the fourth switch button is pressed down, the motor 10 is made to rotate reversely, the screw 11 rotates to drive the cover body 8 to move away from the stone removing spoon 2 until the stone removing spoon is completely moved away from a spoon opening of the stone removing spoon 2 (see fig. 4), then the fourth switch button motor 10 is loosened to stop rotating, stones are contained in the stone removing spoon 2 by the stone removing spoon 2, after a certain amount of stones are contained in the stone removing spoon 2 (the amount of stones which are taken is preferably that the stones do not protrude out of the stone removing spoon 2), the stones are prevented from falling into the gall bladder from the edge of the stone removing spoon 2 in the process of crushing the stones, the ultrasonic transducer 6 is started by pressing down the third switch button 18, the crushed stone particles are positioned in the stone removing spoon 2, the ultrasonic transducer 6 of the third switch button 18 is loosened after the crushing is completed, then the first switch button 16 is pressed down to enable the motor 10 to rotate positively, the cover body 8 to seal the stone removing spoon 2 again, then the stones are discharged into the water outlet pipe 5 by pressing down the second switch 17, and the water outlet pipe 5 is opened, and the stones are discharged into the water outlet pipe 5. And then the stone taking spoon 2 can be used for taking stones in the body continuously, and the stones in the gall bladder can be completely taken out by repeating the operation.
Compared with the prior art, the application has the following beneficial effects:
1. according to the application, the stone is placed in the gall bladder through the laparoscopic operation channel, the stone is placed in the stone taking spoon, then the stone breaking amplitude transformer is started to shake the stone, then the water supply equipment and the pump body are started, water flows into the stone taking spoon through the water inlet pipe, under the action of the pump body, water doped with stone particles enters the water outlet pipe through the stone discharging hole and is discharged outside, so that the stone particles in the stone taking spoon are discharged, the stone taking spoon can be continuously used for taking stones in the gall bladder, the stone in the gall bladder can be completely taken out by repeating the operation, the stone taking spoon is not required to be frequently taken out from the gall bladder in the whole stone taking process, damage to the gall bladder is reduced, large stones can be smashed, the crushed stone particles are prevented from falling into the gall bladder, the operation time is shortened, and pain of a patient is reduced.
2. According to the application, the cover body is arranged, so that the stone taking spoon can be sealed by the cover body, and the phenomenon that stone particles in the stone taking spoon are brought into the gall bladder due to water splashing from the stone taking spoon when water is introduced into the stone taking spoon is avoided.
3. According to the application, the protective air bag is arranged on the stone removing spoon, so that friction between the stone removing spoon and the inner wall of the gall bladder in the moving process of the stone removing spoon in the gall bladder can be reduced, and the function of protecting the inner wall of the gall bladder is achieved.
4. According to the application, the branch is arranged in the stone taking spoon, so that the contact area between the branch and stones contained in the stone taking spoon can be increased, and the stones in the stone taking spoon can be crushed more quickly.
The foregoing detailed description of the preferred embodiments of the present application will be presented in terms of a detailed description of the preferred embodiments of the application, but the application is not limited to the details of the preferred embodiments of the application, and is intended to cover all modifications and equivalent arrangements included within the spirit of the present application.

Claims (8)

1. A device for taking gall-stone, which is characterized in that: the stone taking device comprises a barrel body (1), wherein a stone taking spoon (2) is fixedly arranged at one end of the barrel body (1), the stone taking spoon Dan Shao (2) is hemispherical, and a broken stone amplitude transformer (3), a water inlet pipe (4) and a water outlet pipe (5) are arranged in the barrel body (1); the broken stone amplitude transformer (3), the water inlet pipe (4) and the water outlet pipe (5) are all arranged in parallel with the central line of the cylinder body (1); the water inlet end of the water inlet pipe (4) is communicated with water supply equipment, the water outlet end of the water outlet pipe (5) is connected with a pump body, and one end of the broken stone amplitude transformer (3) is connected with an ultrasonic transducer (6);
the other end of the broken stone amplitude transformer (3) extends into the taking Dan Shao (2), the water outlet end of the water inlet pipe (4) extends into the taking Dan Shao (2), a stone discharging hole (201) is formed in the bottom of the taking Dan Shao (2), and the row Dan Kong (201) is communicated with the water inlet end of the water outlet pipe (5) through a connecting pipe (7);
the broken stone amplitude transformer (3) further comprises a plurality of branches (301), the branches (301) are located in the taking Dan Shao (2), the branches (301) are arranged along the inner wall of the taking Dan Shao (2), and one ends of the branches (301) are connected with the broken stone amplitude transformer (3);
the number of the branches (301) is three, wherein two branches (301) are arranged along the circumferential direction of the fetching Dan Shao (2) to form a semicircular structure, the branches are positioned at a spoon opening close to the fetching Dan Shao (2), and the other branch (301) is positioned at the inner bottom of the fetching Dan Shao (2) and avoids the row Dan Kong (201).
2. The device for removing gall stones according to claim 1, wherein: the novel multifunctional portable electronic device is characterized by further comprising a cover body (8) used for sealing the taking Dan Shao (2), wherein the cover body (8) is arranged in a sliding mode with the taking Dan Shao (2), the cover body (8) is fixedly connected with a connecting rod (9), the connecting rod (9) is connected with a driving mechanism, and the driving mechanism is used for driving the cover body (8) to seal the taking Dan Shao (2).
3. The device for removing gall stones according to claim 2, wherein: the driving mechanism comprises a motor (10), a screw rod (11) and a nut (12) matched with the screw rod (11), the screw rod (11) is rotatably installed in the cylinder body (1), a sliding groove (101) is formed in the cylinder body (1) along the length direction of the screw rod (11), the connecting rod (9) penetrates through the sliding groove (101) and is fixedly connected with the nut (12) on the screw rod (11), and one end of the screw rod (11) is in transmission connection with the output end of the motor (10).
4. A device for removing gall stones according to claim 3, characterized in that: the connecting rod (9) comprises a first rod (901) and a second rod (902), the first rod (901) is arranged in parallel with the cylinder body (1), one end of the first rod (901) is fixedly connected with the cover body (8), the other end of the first rod (901) is fixedly connected with one end of the second rod (902), the second rod (902) is vertically arranged with the first rod (901), and the other end of the second rod (902) penetrates through the sliding groove (101) and is fixedly connected with the nut (12).
5. The device for removing gall stones according to claim 4, wherein: the utility model discloses a barrel, including barrel (1), barrel (1) internal fixation is equipped with backup pad (13), backup pad (13) with mutually perpendicular on barrel (1) position, lead screw (11) run through backup pad (13) and with backup pad (13) rotation is connected, motor (10) fixed mounting is in backup pad (13).
6. The device for removing gall stones according to claim 2, wherein: the cover body (8) is an arc cover plate, and the cover plate and the taking Dan Shao (2) form a sphere structure; the periphery of the taking Dan Shao (2) is provided with a protective air bag (14) along the circumferential direction, and the protective air bag (14) is perpendicular to the cylinder body (1).
7. A device for removing gall stones according to claim 3, characterized in that: the ultrasonic transducer (6) is arranged in a handle (15), the handle (15) is in threaded connection with one end, far away from the Dan Shao (2), of the cylinder body (1), and the water inlet pipe (4) and the water outlet pipe (5) penetrate through the handle (15).
8. The device for removing gall stones according to claim 7, wherein: the handle (15) is also provided with a first switch button (16) for controlling the motor (10), a fourth switch button for controlling the motor (10) to rotate reversely, a second switch button (17) for controlling the water supply equipment and the pump body at the same time, and a third switch button (18) for controlling the ultrasonic transducer (6).
CN202111008493.XA 2021-08-31 2021-08-31 Device for taking gall-stone Active CN113907840B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111008493.XA CN113907840B (en) 2021-08-31 2021-08-31 Device for taking gall-stone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111008493.XA CN113907840B (en) 2021-08-31 2021-08-31 Device for taking gall-stone

Publications (2)

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CN113907840A CN113907840A (en) 2022-01-11
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CN210301135U (en) * 2019-06-06 2020-04-14 叶大才 Hepatobiliary surgery clinical stone extractor
CN211355717U (en) * 2019-08-23 2020-08-28 上海复堂生物科技有限公司 Visual laser rubble stone-taking net basket
CN111991055A (en) * 2020-09-18 2020-11-27 苏州偲超咨询服务有限公司 Catheter assembly capable of removing blood vessel occlusion plaque

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