CN113907840A - Device for taking gallstone - Google Patents
Device for taking gallstone Download PDFInfo
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- CN113907840A CN113907840A CN202111008493.XA CN202111008493A CN113907840A CN 113907840 A CN113907840 A CN 113907840A CN 202111008493 A CN202111008493 A CN 202111008493A CN 113907840 A CN113907840 A CN 113907840A
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- stone
- spoon
- rod
- barrel
- gallstone
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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
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
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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
- A61B17/2202—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 the ultrasound transducer being inside patient's body at the distal end of the catheter
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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
Abstract
The invention discloses a device for taking gallstones, 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 broken stone amplitude transformer, a water inlet pipe and a water outlet pipe are arranged in the barrel; the gravel amplitude transformer, the water inlet pipe and the water outlet pipe are all arranged in parallel with the central line of the cylinder body; the water inlet end of the water inlet pipe is communicated with a water supply device, the water outlet end of the water outlet pipe is connected with a pump body, and one end of the gravel amplitude transformer is connected with an ultrasonic transducer; the other end of the gravel amplitude transformer extends into the stone taking spoon, the water outlet end of the water inlet pipe extends into the stone taking spoon, the bottom of the stone taking spoon is provided with a stone discharging hole, and the stone discharging hole is communicated with the water inlet end of the water outlet pipe through a connecting pipe. The invention can reduce the damage to the gallbladder, complete the removal of the calculus at one time and reduce the operation time.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a minimally invasive cholelithiasis taking device.
Background
Lithiasis is frequently occurred in urinary system and biliary tract system, is a common disease and frequently occurs, and is mainly treated by External Shock Wave Lithotripsy (ESWL), endoscopic stone removal, open surgery and the like. The external shock wave lithotripsy is affected by various interference factors including the constitution of the patient, the quantity, the position and the mobility of the stones, whether the stones are adhered to surrounding tissues and the like, so that the application range and the lithotripsy effect are greatly reduced. Clinical researches prove that in vitro shock wave lithotripsy has the characteristics of no wound, strong repeated lithotripsy and the like, but repeated lithotripsy aiming at one part often causes adhesion of calculus and surrounding tissues and needs to be solved by open surgery, and the open surgery has the defects of large wound, slow postoperative recovery and the like, so the treatment scheme is gradually eliminated.
The endoscopic calculus removal can be operated under direct vision without operation, has the advantages of minimally invasive, direct vision, small pain of patients, quick postoperative recovery and the like, and has become a development trend for treating calculus.
Application No. 201621469270.8 discloses a forceps body for laparoscopic cholelithiasis removal, which comprises a barrel, a forceps body with a tooth-shaped jaw, a push-pull rod, a connecting rod, a circular plate and a handle, wherein during use, a large calculus is bitten into the tooth-shaped jaw, and then the bitten calculus is taken out by the jaw, so that the operation of taking out the cholelithiasis is completed, but the application still has the following defects:
1. the forceps body holding the calculus needs to be taken out of the gallbladder for many times, so that the gallbladder is easily damaged, and the pain of a patient is increased;
2. when the forceps body bites large stones, small broken stone particles easily fall into the gall bladder and are not easy to remove, and the cleaning operation time is prolonged.
Disclosure of Invention
The invention aims to provide a device for taking gallstones, which solves the defects in the prior art, can reduce the damage to gallbladders, can finish the removal of gallstones at one time, and can reduce the operation time.
The invention provides a gallstone taking device which comprises a barrel, wherein a stone taking spoon is fixedly installed at one end of the barrel, the stone taking spoon is hemispherical, and a broken stone amplitude transformer, a water inlet pipe and a water outlet pipe are installed in the barrel; the gravel amplitude transformer, the water inlet pipe and the water outlet pipe are all arranged in parallel with the central line of the cylinder body; the water inlet end of the water inlet pipe is communicated with a water supply device, the water outlet end of the water outlet pipe is connected with a pump body, and one end of the gravel amplitude transformer is connected with an ultrasonic transducer;
the other end of the gravel amplitude transformer extends into the stone taking spoon, the water outlet end of the water inlet pipe extends into the stone taking spoon, the bottom of the stone taking spoon is provided with a stone discharging hole, and the stone discharging hole is communicated with the water inlet end of the water outlet pipe through a connecting pipe.
The device for taking gallstones as described above, wherein preferably, the lithotripsy amplitude transformer further includes a plurality of branches, the plurality of branches are all located in the lithotripsy spoon, the branches are arranged along the inner wall of the lithotripsy spoon, and one end of each branch is connected with the lithotripsy amplitude transformer.
The gallstone removing device as described above, preferably, the number of the branches is three, two of the branches are arranged along the circumferential direction of the stone removing spoon to form a semicircular structure and are located near the spoon mouth of the stone removing spoon, and the other branch is located at the inner bottom of the stone removing spoon and avoids the stone discharge hole.
The device for taking gallstone as above, preferably, the device further comprises a cover body for sealing the stone taking spoon, the cover body and the stone taking spoon are arranged in a sliding manner, 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 taking spoon.
The device for taking gallstones as above, preferably, the driving mechanism includes a motor, a lead screw and a nut matched with the lead screw, the lead screw is rotatably installed in the barrel, a sliding groove is formed in the barrel along the length direction of the lead screw, the connecting rod passes through the sliding groove and is fixedly connected with the nut on the lead screw, and one end of the lead screw is in transmission connection with the output end of the motor.
The gallstone extracting device as above, wherein preferably, the connecting rod includes a first rod and a second rod, the first rod is parallel to the cylinder, one end of the first rod is fixedly connected to the cover, the other end of the first rod is fixedly connected to one end of the second rod, the second rod is perpendicular to the first rod, and the other end of the second rod passes through the chute and is fixedly connected to the nut.
The gallstone taking device as described above, wherein preferably, a support plate is fixedly disposed in the cylinder, the support plate and the cylinder are perpendicular to each other, the screw rod penetrates through the support plate and is rotatably connected with the support plate, and the motor is fixedly mounted on the support plate.
The device for taking gallstones as above, wherein preferably, the cover body is an arc-shaped cover plate, and the cover plate and the stone taking spoon form a sphere structure; the periphery of the stone taking 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 taking gallstones as above, wherein preferably, the ultrasonic transducer is installed in a handle, the handle is in threaded connection with one end of the barrel far away from the stone taking spoon, and the water inlet pipe and the water outlet pipe both penetrate through the handle.
The gallstone extractor 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 simultaneously controlling the water supply device and the pump body, and a third switch button for controlling the ultrasonic transducer
Compared with the prior art, the invention has the following beneficial effects:
1. the invention extends into a gall bladder through a laparoscopic surgery channel, a calculus taking spoon is used for containing calculus into the spoon, then a calculus breaking amplitude-changing rod is started to shake the calculus into pieces, then a water supply device and a pump body are started, water flows into the calculus taking spoon through a water inlet pipe, under the action of the pump body, water doped with calculus particles enters a water outlet pipe through a calculus discharging hole and is discharged out of a body, so that the calculus particles in the calculus taking spoon are removed, then the calculus taking spoon can be used for containing the calculus in the body continuously, the calculus in the gall bladder can be completely taken out by repeating the operation, the calculus taking spoon does not need to be frequently taken out of the gall bladder in the whole calculus taking process, the damage to the gall bladder is reduced, large calculus can be crushed, the crushed calculus particles are prevented from falling into the gall bladder, the surgery time is shortened, and the pain of a patient is reduced.
2. According to the invention, the cover body is arranged, so that the stone taking spoon can be sealed through the cover body, and the phenomenon that when water is introduced into the stone taking spoon, the water splashes out of the stone taking spoon and brings stone particles in the stone taking spoon into a gallbladder is avoided.
3. According to the invention, the protective air bag is arranged on the calculus removing spoon, so that the friction between the calculus removing spoon and the inner wall of the gallbladder during the movement process of the calculus removing spoon in the gallbladder can be reduced, and the function of protecting the inner wall of the gallbladder is achieved.
4. According to the stone taking spoon, the branches are arranged in the stone taking spoon, so that the contact area of the branches and the 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 gallstone retrieval apparatus according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 3;
FIG. 5 is a cross-sectional view C-C of FIG. 3;
FIG. 6 is a schematic view of the installation of the cover of the gallstone retrieval device according to the present invention;
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 mounting structure of the stone pick-up spoon, the gravel amplitude transformer, the branches and the protective air bag.
Description of reference numerals: 1-cylinder, 2-stone taking spoon, 3-broken stone amplitude transformer, 4-water inlet pipe, 5-water outlet pipe, 6-ultrasonic transducer, 201-stone discharge hole, 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 air bag, 15-handle, 16-first switch button, 17-second switch button, 18-third switch button and 19-connector.
Detailed Description
The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the invention.
The first embodiment of the invention:
as shown in fig. 1-4, a gallstone taking device comprises a barrel 1, wherein one end of the barrel 1 is fixedly provided with a stone taking spoon 2, the stone taking spoon 2 is hemispherical, specifically, 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 manner, and a broken stone amplitude transformer 3, a water inlet pipe 4 and a water outlet pipe 5 are arranged in the barrel 1; one end of the gravel amplitude transformer 3 is connected with an ultrasonic transducer 6, and the other end of the gravel amplitude transformer 3 extends into the stone taking spoon 2; the gravel 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 1; the water inlet end of the water inlet pipe 4 is communicated with a water supply device, the water supply device is positioned outside the barrel 1 and is not shown in the figure, the water supply device 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 and crushed stone particles can be sucked into the water outlet pipe 5 through the action of the pump body so as to be discharged outside the body; the play water end of inlet tube 4 extends into gets in stone spoon 2, gets the bottom of stone spoon 2 and has seted up row stone hole 201, and row stone hole 201 is linked together through the end of intaking of connecting pipe 7 with outlet pipe 5, so can introduce water when starting water supply equipment and get in the stone spoon, can be with going out stone hole 201 discharge human body through the stone particle after the rubble becomes width of cloth pole 3 and smashes with the effect of the pump body that outlet pipe 5 links to each other.
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 taking spoon 2, the branches 301 are arranged along the inner wall of the stone taking spoon 2, one end of each branch 301 is connected with the stone crushing amplitude transformer 3, the contact area of stones in the stone taking spoon can be increased due to the arrangement of the branches 301, stones can be crushed more easily, and the crushing efficiency is improved.
For example, three branches 301 may be provided, wherein two branches 301 are disposed along the circumferential direction of the calculus removing spoon 2 to form a semicircular structure and are located near the spoon mouth of the calculus removing spoon 2, and the other branch 301 is located at the inner bottom of the calculus removing spoon 2 and avoids the calculus removing hole 201.
Get among the stone spoon 2 passageway stretches into the gall-bladder through laparoscopic surgery, with getting in the stone spoon 2 with the stone spoon, then start rubble amplitude transformer 3 with the stone shake-out, start water supply equipment and the pump body after that, rivers enter into getting in the stone spoon through inlet tube 4, under the effect of the pump body, the water that is doped with the stone granule enters into outlet pipe 5 through the stone discharge hole and discharges extracorporeally, thereby get rid of the stone granule in the stone spoon 2, later can continue to use and get stone spoon 2 and get internal stone, repeat above-mentioned operation and can accomplish taking out completely of calculus in the gall-bladder, whole stone process of getting does not need frequent taking out the stone spoon from the gall-bladder, the damage to the gall-bladder has been reduced, and can smash big stone, avoid the stone granule after smashing to drop in the gall-bladder, reduce the operating time, reduce patient's misery.
In the second embodiment, the first embodiment of the method,
the present embodiment is further improved on the basis of the first embodiment, and the same parts as those in the first embodiment are not described in detail.
Referring to fig. 1, 2, 3, 4 and 7, in order to prevent water from colliding with the inner wall of the stone taking spoon 2 and splashing out of the stone taking spoon 2 when water is introduced into the stone taking spoon 2, and to take out fine stone particles in the stone taking spoon 2, the stone taking spoon further comprises a cover body 8 for sealing the stone taking spoon 2, the cover body 8 and the stone taking spoon 2 are arranged in a sliding manner, 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 taking spoon 2. When the calculi are contained, the cover body 8 is moved towards the direction of the cylinder body 1 through the driving mechanism to make the spoon openings of the cover body 1 and the calculus taking spoon 2 staggered, so that the influence on the calculi entering the calculus taking spoon 2 is avoided, and the reference of fig. 4 shows that. The driving mechanism comprises a motor 10, a lead screw 11 and a nut 12 matched with the lead screw 11, the lead screw 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 lead screw 11, the connecting rod 9 penetrates through the sliding groove 101 to be fixedly connected with the nut 12 on the lead screw 11, and one end of the lead screw 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 1, one end of the first rod 901 is fixedly connected with the cover 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 and is fixedly connected with the nut 12. The setting of spout 101 can enough play the effect of direction and can play spacing effect to second pole 902 again. The cover body 8 is controlled to move close to or away from the stone taking 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 perpendicular to the cylinder 1, the screw 11 penetrates through the supporting plate 13 and is rotatably connected with the supporting plate 13, and the motor 10 is fixedly mounted on the supporting plate 13. Can play the supporting role to lead screw 11 through setting up backup pad 13, also can avoid lead screw 11's length to set up the overlength, improve the stationarity that lid 8 removed when lead screw 11 rotates.
The cover body 8 is an arc-shaped cover plate, and the cover plate and the stone taking spoon 2 form a spherical 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 barrel body 1. The friction between the calculus removing spoon and the inner wall of the gallbladder in the moving process of the calculus removing spoon in the gallbladder can be reduced, and the function of protecting the inner wall of the gallbladder is achieved.
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 far away from the stone taking spoon 2, and the water inlet pipe 4 and the water outlet pipe 5 both penetrate through the handle 15. Through installing ultrasonic transducer 6 in handle 15, can reduce the volume of getting the stone device, and handle 15 and barrel 1 threaded connection are convenient for dismantle when ultrasonic transducer 6 damages and get off to maintain or change. During the specific use, set up on ultrasonic transducer 6 and supply inlet tube 4, the hole that outlet pipe 5 passed, can produce great stirring when making water enter into calculus removing spoon 2, avoid the calculus granule after smashing to sink in calculus removing spoon 2's bottom is difficult for entering into wash port 201, can set inlet tube 4 into two, two inlet tube 4 parallel arrangement, and be located the both sides of rubble amplitude transformer 3 respectively, as shown in fig. 5, the end of intaking of two inlet tubes 4 all is connected with a connector 19, link together the end of intaking of two inlet tubes 4 through connector 19.
Referring to fig. 6, in order to facilitate the operation of the doctor, a first switch button 16 for controlling the motor 10 to rotate forward, a fourth switch button for controlling the motor 10 to rotate backward, a second switch button 17 for controlling the water supply device and the pump body, and a third switch button 18 for controlling the ultrasonic transducer 6 may be further disposed on the handle 15. The circuit arrangement of the switch button here is conventional technical means and will not be described here in detail.
The use process comprises the following steps: the calculus removing spoon 2 is stretched into a gallbladder through a laparoscopic surgery channel, the fourth switch button is pressed to enable the motor 10 to rotate reversely, the lead screw 11 rotates to drive the cover body 8 to move towards the direction far away from the calculus removing spoon 2 until the calculus removing spoon is completely removed from a spoon opening of the calculus removing spoon 2 (see fig. 4), then the fourth switch button motor 10 is loosened to stop rotating, then the calculus is contained into the calculus removing spoon 2 through the calculus removing spoon 2, after a certain amount of calculus is contained into the calculus removing spoon 2 (the amount of the calculus taken out is proper to ensure that the calculus does not protrude out of the calculus removing spoon 2, so that the calculus is prevented from falling into the gallbladder from the edge of the calculus removing spoon 2 in the process of crushing the calculus), the ultrasonic transducer 6 is started by pressing the third switch button 18, so that the calculus removing rod 3 crushes the calculus of the calculus removing spoon 2, particles of the crushed calculus are positioned in the calculus removing spoon 2, and the ultrasonic transducer 6 is loosened after the crushing is completed, then, the first switch button 16 is pressed to enable the motor 10 to rotate forwardly, the cover body 8 is enabled to seal the stone taking spoon 2 again, then the second switch button 17 is pressed to start and control the water supply device and the pump body, water enters the stone taking spoon 2, the water entering the stone taking spoon 2 is mixed with stone particles, and enters the water outlet pipe 5 through the stone discharging hole 201 under the action of the pump body and is discharged out of the body through the water outlet pipe 5. Then the calculus taking spoon 2 can be continuously used for taking out calculus in the body, and the calculus in the gall bladder can be completely taken out by repeating the operation.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention extends into a gall bladder through a laparoscopic surgery channel, a calculus taking spoon is used for containing calculus into the spoon, then a calculus breaking amplitude-changing rod is started to shake the calculus into pieces, then a water supply device and a pump body are started, water flows into the calculus taking spoon through a water inlet pipe, under the action of the pump body, water doped with calculus particles enters a water outlet pipe through a calculus discharging hole and is discharged out of a body, so that the calculus particles in the calculus taking spoon are removed, then the calculus taking spoon can be used for containing the calculus in the body continuously, the calculus in the gall bladder can be completely taken out by repeating the operation, the calculus taking spoon does not need to be frequently taken out of the gall bladder in the whole calculus taking process, the damage to the gall bladder is reduced, large calculus can be crushed, the crushed calculus particles are prevented from falling into the gall bladder, the surgery time is shortened, and the pain of a patient is reduced.
2. According to the invention, the cover body is arranged, so that the stone taking spoon can be sealed through the cover body, and the phenomenon that when water is introduced into the stone taking spoon, the water splashes out of the stone taking spoon and brings stone particles in the stone taking spoon into a gallbladder is avoided.
3. According to the invention, the protective air bag is arranged on the calculus removing spoon, so that the friction between the calculus removing spoon and the inner wall of the gallbladder during the movement process of the calculus removing spoon in the gallbladder can be reduced, and the function of protecting the inner wall of the gallbladder is achieved.
4. According to the stone taking spoon, the branches are arranged in the stone taking spoon, so that the contact area of the branches and the stones contained in the stone taking spoon can be increased, and the stones in the stone taking spoon can be crushed more quickly.
The construction, features and functions of the present invention have been described in detail for the purpose of illustration and description, but the invention is not limited to the details of construction and operation, and is capable of other embodiments without departing from the spirit and scope of the invention.
Claims (10)
1. A device for removing gallstones, comprising: the stone removing device comprises a barrel body (1), wherein one end of the barrel body (1) is fixedly provided with a stone removing spoon (2), the stone removing spoon (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 gravel 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 barrel body (1); the water inlet end of the water inlet pipe (4) is communicated with a water supply device, the water outlet end of the water outlet pipe (5) is connected with a pump body, and one end of the gravel amplitude transformer (3) is connected with an ultrasonic transducer (6);
the other end of the gravel amplitude transformer (3) extends into the stone taking spoon (2), 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 the stone discharging hole (201) is communicated with the water inlet end of the water outlet pipe (5) through a connecting pipe (7).
2. The gallstone retrieval device of claim 1, wherein: the gravel amplitude transformer (3) further comprises a plurality of branches (301), the branches (301) are located in the stone taking spoon (2), the branches (301) are arranged along the inner wall of the stone taking spoon (2), and one end of each branch (301) is connected with the gravel amplitude transformer (3).
3. The gallstone retrieval device of claim 2, wherein: branch (301) are three, wherein two branch (301) are followed all sides direction of getting stone spoon (2) sets up constitution semicircular structure, and is located and is close to the spoon mouth department of getting stone spoon (2), another branch (301) are located get the interior bottom of stone spoon (2), and avoid arrange stone hole (201).
4. The gallstone retrieval device of claim 1, wherein: still including being used for sealing get lid (8) of stone spoon (2), lid (8) with it slides and sets up to get stone spoon (2), lid (8) and connecting rod (9) fixed connection, connecting rod (9) link to each other with a actuating mechanism, actuating mechanism is used for the drive lid (8) is sealed get stone spoon (2).
5. The gallstone retrieval device of claim 4, wherein: actuating mechanism include motor (10), lead screw (11) and with lead screw (11) complex nut (12), lead screw (11) rotate to be installed in barrel (1), follow on barrel (1) spout (101) have been seted up to the length direction of lead screw (11), connecting rod (9) pass spout (101) with nut (12) fixed connection on lead screw (11), the one end of lead screw (11) with the output transmission of motor (10) is connected.
6. The gallstone retrieval device of claim 5, wherein: the connecting rod (9) comprises a first rod (901) and a second rod (902), the first rod (901) and the cylinder body (1) are arranged in parallel, 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 perpendicular to 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).
7. The gallstone retrieval device of claim 5, wherein: the barrel (1) internal fixation is equipped with backup pad (13), backup pad (13) with barrel (1) position is mutually perpendicular, lead screw (11) run through backup pad (13) and with backup pad (13) rotate and are connected, motor (10) fixed mounting be in on backup pad (13).
8. The gallstone retrieval device of claim 4, wherein: the cover body (8) is an arc-shaped cover plate, and the cover plate and the stone taking spoon (2) form a spherical structure; get the periphery of stone spoon (2) and be equipped with a protective air bag (14) along week side direction, protective air bag (14) with barrel (1) sets up perpendicularly.
9. The gallstone retrieval device of claim 5, wherein: ultrasonic transducer (6) are installed in a handle (15), handle (15) with barrel (1) is kept away from the one end threaded connection of getting stone spoon (2), inlet tube (4), outlet pipe (5) all run through handle (15).
10. The gallstone retrieval device of claim 9, wherein: still be equipped with the control on handle (15) first shift knob (16) of motor (10), the fourth shift knob of control motor 10 reversal, simultaneous control the second shift knob (17), the control of water supply equipment and the pump body third shift knob (18) of ultrasonic transducer (6).
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)
| Publication Number | Publication Date |
|---|---|
| CN113907840A true CN113907840A (en) | 2022-01-11 |
| CN113907840B CN113907840B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111008493.XA Active CN113907840B (en) | 2021-08-31 | 2021-08-31 | Device for taking gall-stone |
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