CN116784961B - Foreign body extractor for digestive system department and application method thereof - Google Patents
Foreign body extractor for digestive system department and application method thereof Download PDFInfo
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- CN116784961B CN116784961B CN202310599575.9A CN202310599575A CN116784961B CN 116784961 B CN116784961 B CN 116784961B CN 202310599575 A CN202310599575 A CN 202310599575A CN 116784961 B CN116784961 B CN 116784961B
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- 210000002249 digestive system Anatomy 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 13
- 230000002265 prevention Effects 0.000 claims abstract 3
- 210000001035 gastrointestinal tract Anatomy 0.000 claims description 30
- 238000004804 winding Methods 0.000 claims description 10
- 239000013013 elastic material Substances 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 3
- 244000309464 bull Species 0.000 claims 3
- 230000008569 process Effects 0.000 abstract description 8
- 230000001079 digestive effect Effects 0.000 abstract description 4
- 210000002784 stomach Anatomy 0.000 description 14
- 238000007790 scraping Methods 0.000 description 10
- 230000004308 accommodation Effects 0.000 description 8
- 210000000514 hepatopancreas Anatomy 0.000 description 5
- 241000251468 Actinopterygii Species 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 210000000214 mouth Anatomy 0.000 description 3
- 238000006748 scratching Methods 0.000 description 3
- 230000002393 scratching effect Effects 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 210000002255 anal canal Anatomy 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 210000003238 esophagus Anatomy 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000002429 large intestine Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000003800 pharynx Anatomy 0.000 description 2
- 210000000813 small intestine Anatomy 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004534 cecum Anatomy 0.000 description 1
- 210000001072 colon Anatomy 0.000 description 1
- 210000001198 duodenum Anatomy 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 210000003405 ileum Anatomy 0.000 description 1
- 210000001630 jejunum Anatomy 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003387 muscular Effects 0.000 description 1
- 210000000496 pancreas Anatomy 0.000 description 1
- 210000003681 parotid gland Anatomy 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 210000000664 rectum Anatomy 0.000 description 1
- 210000003079 salivary gland Anatomy 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 210000003670 sublingual gland Anatomy 0.000 description 1
- 210000001913 submandibular gland Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- A61B17/50—Instruments, other than pincettes or toothpicks, for removing foreign bodies from the human body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00287—Bags for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00358—Snares for grasping
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to the technical field of foreign matter extractors, in particular to a foreign matter extractor for a digestive system department and a use method thereof, wherein the foreign matter extractor comprises an end seat which can be connected with the front end of a gastroscope, the bottom end of the end seat is provided with a supporting framework, the supporting framework can encircle to form a containing space which can contain foreign matters, one side of the columnar containing space is provided with an opening which can be closed and opened, a wrapper is arranged between the supporting frameworks, the digestive canal is prevented from being scratched by the external prevention effect of the wrapper, and in the process of removing the foreign matters, in order to prevent the foreign matters from being scratched by the protrusions, the foreign matters are positioned in the containing space when the foreign matters are removed, and the containing space is surrounded by an elastic wrapper, so that the direct contact between the protrusions and the digestive canal can be avoided, and the effect of preventing the scratches is achieved; the original light source and the like belonging to the end part of the gastroscope can be further arranged on the end seat so as to realize the original functions; by extending the line.
Description
Technical Field
The invention relates to the technical field of foreign matter extractors, in particular to a foreign matter extractor for digestive system department and a use method thereof.
Background
The digestive tract is a long muscular tract extending from the mouth to the pharynx, esophagus, stomach, small intestine, large intestine, ending in the anal canal, and includes the mouth, pharynx, esophagus, stomach, small intestine (duodenum, jejunum, ileum), large intestine (cecum, appendix, colon, rectum), and anal canal. The digestive glands include small digestive glands and large digestive glands. The small digestive gland powder is in the wall of each part of the digestive tube, and the large digestive gland has three pairs of salivary glands (parotid gland, submandibular gland, sublingual gland), liver and pancreas, which all discharge secretion into the digestive tube by means of a catheter.
The existing foreign body extractor usually clamps the foreign body through a clamping device, such as an digestive tract foreign body extractor for digestive system department with the application number of CN202011396029.8, which clamps the foreign body through a clamp, and then extracts the foreign body, but some foreign bodies have a certain sharp angle and acute angle, and the bulges scratch the digestive tract of a patient in the process of extracting the foreign body;
the application number is CN 201910210596.0's a foreign matter take-out device for gastroenterology, and it sets up the clamp ball and presss from both sides on the one hand and get the foreign matter, sets up the clamp ball on the one hand and prevents to press from both sides the pointed end of getting the device and cause the fish tail to the digestive tract, presss from both sides the ball and can reduce to a certain extent and presss from both sides and get the effect, and can not prevent that the protrusion of foreign matter from causing the fish tail to patient's digestive tract.
The gastroscope is a slender tube with a diameter of about one centimeter and a black plastic wrapped light guide fiber, can be inserted into an upper digestive tract from a mouth, and the front end of the slender tube can be freely turned, and a light source, a lens, an air outlet and the like can be arranged at the port.
Therefore, a foreign body extractor for digestive system department has been proposed to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a foreign body extractor for digestive system department, which aims to solve the problems that the conventional foreign body extractor proposed in the background art always clamps foreign bodies through a clamping device, but some foreign bodies have a certain sharp angle and an acute angle, and the protrusions scratch the digestive tract of a patient in the process of taking out the foreign bodies.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a foreign matter extractor for gastroenterology, includes the end seat that can be connected with the gastroscope front end, the bottom of end seat is provided with braced frame, braced frame can encircle in order to form the accommodation space that can hold the foreign matter, one side in column accommodation space is provided with can close and open the opening, be provided with the parcel thing between the braced frame, prevent the effect in order to prevent the digestive tract fish tail through the outer of parcel thing.
In the arrangement, in order to prevent the foreign matters from damaging the alimentary canal due to the protrusions in the process of taking out the foreign matters, the foreign matters are positioned in the accommodating space when taken out, and the accommodating space is enclosed by the elastic wrapping objects; the original light source and the like belonging to the end part of the gastroscope can be further arranged on the end seat so as to realize the original functions; realized by extending a circuit;
as an alternative to the foreign matter extractor for digestive system department of the present invention, wherein: the parcel is the elasticity parcel, the braced frame is the elastic rod, the elastic rod is made by elastic material, and is flexible, the other end fixedly connected with chassis of end seat at the elastic rod, the quantity of elastic rod is 6, and wherein four in succession of one side elastic rod and chassis fixed connection, two of opposite side the elastic rod is the activity setting, and two of opposite side can open the column accommodation space when the elastic rod dorsad moves, can close the column accommodation space when moving in opposite directions.
Under the arrangement, when the stomach with wider space is used for taking out the foreign matters, the stomach is firstly accessed, after the foreign matters are found, the columnar accommodating space can be opened when the two elastic rods at the other side move back to the foreign matters, at the moment, the accommodating space is a semi-closed space, the semi-closed space covers the foreign matters, the semi-closed space and the digestive tract form a limit for the foreign matters, displacement caused by the large stomach activity space during taking out the foreign matters can be effectively avoided, then the two elastic rods at the other side move towards each other, the foreign matters are scraped into the columnar accommodating space through the scraping plate, and the elastic rods and the elastic wrappers at the outer side of the elastic rods can play a role in preventing the protrusions from directly contacting the digestive tract;
as an alternative to the foreign matter extractor for digestive system department of the present invention, wherein: one of the elastic rods is fixedly connected with a scraper blade, the scraper blade is arc-shaped and concentric with the end seat, an inclined surface is arranged on one side of the scraper blade, and a cylinder is arranged at a port of the inclined surface.
Under the arrangement, the provided scraping plate plays a role of being convenient for scraping foreign matters into the accommodating space, and the provided cylinder is used for preventing the tip end position of the scraping plate from scratching the inner wall of the digestive tract;
as an alternative to the foreign matter extractor for digestive system department of the present invention, wherein: the two elastic rods which are fixedly arranged at the edge positions are slidably provided with first pull ropes, the first pull ropes can be pulled upwards to achieve bending of a plurality of elastic rods, the top ends of the first pull ropes extend to the inner sides of end seats, movable pulleys are rotatably arranged on the outer sides of the first pull ropes, rotating rods are fixedly connected to the inner sides of the end seats, connecting wires are wound on the outer sides of the rotating rods, the bottom ends of the connecting wires are fixedly connected with the outer sides of the movable pulleys, first motors are rotatably connected to the inner sides of the end seats through rotating shafts, worm wheels are arranged on the outer sides of the first motors, one ends of the rotating rods are fixedly connected with worm rods, and the worm wheels are meshed with the outer sides of the worm rods.
Under the above arrangement, the height and diameter of the accommodating space in the invention can be changed to a certain extent according to the volume of the foreign matter, the height is reduced by increasing the diameter thereof, and the height is increased by decreasing the diameter thereof, because the elastic rod is made of an elastic material, and can be bent when being stressed, and the diameter thereof is increased when being bent, thereby realizing that the height of the accommodating space is adjusted according to the size of the foreign matter.
During adjustment, the first motor is controlled to rotate, the first motor drives the rotating rod to rotate through the worm wheel and the worm on the outer side, the rotating rod rotates, the connecting wire drives the movable pulley to move upwards or downwards, the first pull rope can be tightened or loosened, the elastic rod is bent and erected to bring about the change of the accommodating space in the tightening or loosening process, the height of the accommodating space is adjusted along with the size of the foreign matter, the first pull rope is pulled through the movable pulley, and because the space of the end seat is limited, the pulling length of the first pull rope can be increased through the pulley.
As an alternative to the foreign matter extractor for digestive system department of the present invention, wherein: the inner side fixedly connected with second motor of chassis, the main shaft end fixedly connected with initiative bevel gear of second motor, the upper and lower position of chassis is provided with carousel and lower carousel respectively, the bottom center department fixedly connected with of carousel goes up the first bevel gear of following, the top center department fixedly connected with second bevel gear of lower carousel, first bevel gear of following and second bevel gear of following mesh with initiative bevel gear's both sides respectively, go up carousel and lower carousel respectively with two flexible rod fixed connection that the activity set up.
Under the arrangement, the two movable elastic rods move in such a way that the second motor rotates, the drive bevel gear drives the first slave bevel gear and the second slave bevel gear to rotate in opposite directions, the upper rotary table and the lower rotary table rotate in opposite directions, and the upper rotary table and the lower rotary table respectively drive one movable elastic rod to move, so that the accommodating space is closed or opened;
as an alternative to the foreign matter extractor for digestive system department of the present invention, wherein: the spout has been seted up to the bottom of end seat, the inboard of spout is provided with fixed plate and slide, fixed plate and slide can splice together, the parcel sets up between fixed plate and slide, the parcel is annular gasbag, and the gasbag top extends to the spout, the fixed plate is connected with the venthole of gastroscope port and is realized aerifing, the through-hole has been seted up on the fixed plate, the through-hole is connected with the gasbag.
Under the above arrangement, when the foreign body position is in the tubular digestive tract, because the periphery of the foreign body position is elastically limited under the action of the tubular digestive tract, after the end seat is moved to the foreign body position, the fixing plate and the sliding plate penetrate through the tubular digestive tract where the foreign body is positioned, and then the sliding plate rotates for nearly 360 degrees by taking the midpoint of the end seat as the center; the foreign matter is covered, then the air bag is inflated through the connection of the fixing plate and the air outlet hole of the gastroscope port, at the moment, the fixing plate and the sliding plate can enclose a space, the foreign matter is covered, the stomach tube is pulled away, and the extraction is realized; the mode of taking out can still prevent the scratch by isolating direct contact;
as an alternative to the foreign matter extractor for digestive system department of the present invention, wherein: after the inflatable airbag is inflated, the section thickness of the airbag is gradually increased from the position close to the end seat to the position far away from the end seat, a cone shape is formed in the airbag, and convex rings are uniformly arranged on the inner side of the airbag.
Under the arrangement, after the air bag is inflated, the section thickness of the air bag is gradually increased from the position close to the end seat to the position far away from the end seat, and the inner part of the air bag is in a cone shape, so that the air bag can cover and lock foreign matters and prevent the foreign matters from falling off; the convex rings are uniformly arranged on the inner side of the air bag, so that friction force can be increased, and foreign matters are further prevented from falling off;
as an alternative to the foreign matter extractor for digestive system department of the present invention, wherein: the inner side of the end seat is rotationally connected with a third motor through a rotating shaft, the outer side of the third motor is rotationally provided with a wire winding cylinder, the outer side of the wire winding cylinder is wound with a second pull rope, and the second pull rope passes through the inner side of the end seat and the fixed plate and is fixedly connected with the sliding plate.
Under the arrangement, the movement mode of the sliding plate is that the third motor rotates, the wire winding cylinder rotates, the second pull rope tightens, the sliding plate rotates, and when the sliding plate resets, the sliding plate is taken out and then reset manually;
as an alternative to the foreign matter extractor for digestive system department of the present invention, wherein: damping force exists between the sliding groove and the sliding plate through the friction piece.
This arrangement serves to prevent random movement of the skateboard;
the application method of the foreign body extractor for the digestive system department comprises the following steps of;
step a; deep into the foreign body through the gastroscope catheter;
step b; opening the accommodating space to enable foreign matters to enter the accommodating space;
step c; the wrappers play a role in protection;
step d; pulling out the gastroscope catheter and taking out the foreign matter.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the foreign body extractor for the digestive system department, in the process of extracting the foreign body, in order to prevent the foreign body from being scratched by the protrusion, the foreign body is positioned in the accommodating space when the foreign body is extracted, and the accommodating space is enclosed by the elastic wrapper; the original light source and the like belonging to the end part of the gastroscope can be further arranged on the end seat so as to realize the original functions; by extending the line.
2. When the foreign body extractor for the digestive system is used, the foreign body extractor firstly enters the stomach when the stomach with a wider space is used, after the foreign body is found, the two elastic rods at the other side are close to the stomach, the columnar accommodating space can be opened when the elastic rods move back, at the moment, the accommodating space is a semi-closed space, the semi-closed space covers the foreign body, the semi-closed space and the digestive tract form a limit for the foreign body, displacement caused by the large gastric activity space when the foreign body is extracted can be effectively avoided, then the two elastic rods at the other side move in opposite directions, the foreign body is scraped into the columnar accommodating space through the scraping plate, the elastic rods and the elastic wrappers at the outer side of the elastic rods can play a role of preventing the protrusion from directly contacting the digestive tract, the arranged scraping plate plays a role of conveniently scraping the foreign body into the accommodating space, and the arranged cylinder is used for preventing the tip position of the scraping plate from scratching the inner wall of the digestive tract.
3. According to the foreign body extractor for the digestive system department, the height and the diameter of the accommodating space can be changed to a certain extent according to the volume of the foreign body, the height is reduced by increasing the diameter of the accommodating space, and the height is increased by decreasing the diameter of the accommodating space.
4. According to the foreign body extractor for the digestive system department, when the foreign body position is in the tubular digestive tract, because elastic limit exists on the periphery of the foreign body position under the action of the tubular digestive tract, after the end seat is moved to the foreign body position, the fixing plate and the sliding plate penetrate through the tubular digestive tract where the foreign body is positioned, and then the sliding plate rotates for approximately 360 degrees by taking the midpoint of the end seat as the center; the foreign matter is covered, then the air bag is inflated through the connection of the fixing plate and the air outlet hole of the gastroscope port, at the moment, the fixing plate and the sliding plate can enclose a space, the foreign matter is covered, the stomach tube is pulled away, and the extraction is realized; the mode of taking out can still prevent the scratch by isolating direct contact;
5. according to the foreign body extractor for the digestive system department, after the air bag is inflated, the section thickness of the air bag is gradually increased from the position close to the end seat to the position far away from the end seat, and the inner part of the air bag is in a cone shape, so that the foreign body extractor can cover and lock the foreign body and prevent the foreign body from falling off; the convex rings are uniformly arranged on the inner side of the air bag, so that friction force can be increased, and foreign matters are further prevented from falling off.
Drawings
FIG. 1 is a schematic overall structure of a first embodiment of the present invention;
FIG. 2 is a schematic view showing the appearance of the elastic rod according to the first embodiment of the present invention;
FIG. 3 is a schematic view of a first embodiment of the present invention showing a first pull cord mounting structure;
fig. 4 is a schematic top view of the installation structure of the first embodiment of the present invention when the column-shaped accommodating space is opened;
FIG. 5 is a schematic view of a mounting structure at a chassis of a first embodiment of the present invention;
FIG. 6 is a schematic view of the mounting structure at A in FIG. 5 according to the first embodiment of the present invention;
FIG. 7 is a schematic view of the overall mounting structure of a second embodiment of the present invention;
FIG. 8 is a schematic view of the installation structure of the sliding rod according to the second embodiment of the invention after folding;
FIG. 9 is a schematic view of a mounting structure at a skateboard in accordance with a second embodiment of the present invention;
FIG. 10 is a schematic view of an internal mounting structure at an end seat according to a second embodiment of the present invention;
FIG. 11 is a schematic view of the mounting structure at B in FIG. 10 according to a second embodiment of the present invention;
fig. 12 is a schematic cross-sectional view of the second embodiment of the present invention after folding.
In the figure: 1. an end seat; 2. an elastic rod; 3. a first pull rope; 4. an elastic wrap; 5. a lower turntable; 6. an upper turntable; 7. a rotating rod; 8. a first motor; 9. a worm; 10. a pulley; 11. a connecting wire; 12. a scraper; 13. a cylinder; 14. a chassis; 15. a second motor; 16. a first slave bevel gear; 17. a second slave bevel gear; 18. a drive bevel gear; 19. an air bag; 20. a fixing plate; 21. a slide plate; 22. a through hole; 23. a second pull rope; 24. a chute; 25. a convex ring; 26. a third motor; 27. and (5) a wire winding cylinder.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-6, the present invention provides a technical solution:
the utility model provides a foreign matter extractor for gastroenterology, includes the end seat 1 that can be connected with the gastroscope front end, and the bottom of above-mentioned end seat 1 is provided with braced skeleton, and above-mentioned braced skeleton can encircle in order to form the accommodation space that can hold the foreign matter, and one side in above-mentioned column accommodation space is provided with can close and open the opening, is provided with the parcel between the above-mentioned braced skeleton, prevents the effect in order to prevent the digestive tract fish tail through the outer of parcel.
In the arrangement, in order to prevent the foreign matters from damaging the alimentary canal due to the protrusions in the process of taking out the foreign matters, the foreign matters are positioned in the accommodating space when taken out, and the accommodating space is enclosed by the elastic wrapping objects; the original light source and the like belonging to the end part of the gastroscope can be further arranged on the end seat 1 to realize the original functions; realized by extending a circuit;
specifically, the above-mentioned parcel is elastic parcel 4, above-mentioned braced frame is elastic rod 2, and above-mentioned elastic rod 2 has elastic material to make, and is flexible, and above-mentioned end seat 1 is at the other end fixedly connected with chassis 14 of elastic rod 2, and the quantity of above-mentioned elastic rod 2 is 6, and four continuous above-mentioned elastic rods 2 and chassis 14 fixed connection on one side wherein, two above-mentioned elastic rods 2 of opposite side are the activity setting, and two above-mentioned elastic rods 2 of opposite side can open the column accommodation space when moving dorsad, can close the column accommodation space when moving in opposite directions.
Under the arrangement, when the foreign matter is taken out from the stomach with wider space, the foreign matter is firstly introduced into the stomach when the foreign matter is used, after the foreign matter is found, the columnar accommodating space can be opened when the two elastic rods 2 at the other side move back to the foreign matter, at the moment, the accommodating space is a semi-closed space, the semi-closed space covers the foreign matter, the semi-closed space and the digestive tract form a limit for the foreign matter, the displacement caused by the large stomach activity space during the foreign matter taking out can be effectively avoided, then the two elastic rods 2 at the other side move towards each other, the foreign matter is scraped into the columnar accommodating space through the scraping plate 12, and the elastic rods 2 and the elastic wrappers 4 at the outer side of the foreign matter can play a role in preventing the protrusion from directly contacting the digestive tract;
specifically, one of the elastic rods 2 is fixedly connected with a scraper 12, the scraper 12 is arc-shaped and concentric with the end seat 1, one side of the scraper 12 is provided with an inclined plane, and a cylinder 13 is arranged at a port of the inclined plane.
Under the above arrangement, the scraper 12 is arranged to facilitate scraping foreign matters into the accommodating space, and the cylinder 13 is arranged to prevent the tip position of the scraper 12 from scratching the inner wall of the digestive tract;
specifically, the first pull rope 3 is slidably arranged on the inner sides of the two fixedly arranged elastic rods 2 at the edge positions, the bending of a plurality of elastic rods 2 can be realized by pulling the first pull rope 3 upwards, the top end of the first pull rope 3 extends to the inner side of the end seat 1, the movable pulley 10 is rotatably arranged on the outer side of the first pull rope 3, the rotating rod 7 is fixedly connected with the inner side of the end seat 1, the connecting wire 11 is wound on the outer side of the rotating rod 7, the bottom end of the connecting wire 11 is fixedly connected with the outer side of the movable pulley 10, the first motor 8 is rotatably connected with the inner side of the end seat 1 through the rotating shaft, the worm wheel is arranged on the outer side of the first motor 8, one end of the rotating rod 7 is fixedly connected with the worm 9, and the worm wheel is meshed with the outer side of the worm 9.
Under the above arrangement, the height and diameter of the accommodating space in the invention can be changed to a certain extent according to the volume of the foreign matter, the height is reduced by increasing the diameter thereof, and the height is increased by decreasing the diameter thereof, because the elastic rod 2 is made of elastic material, and can be bent when being stressed, and the diameter is increased when being bent, the height of the accommodating space can be adjusted according to the size of the foreign matter.
During adjustment, the first motor 8 is controlled to rotate, the first motor 8 drives the rotating rod 7 to rotate through the worm wheel and the worm 9 on the outer side, the rotating rod 7 rotates, the connecting wire 11 drives the movable pulley 10 to move upwards or downwards, the first pull rope 3 can be tightened or loosened, the elastic rod 2 is bent and erected to bring about the change of the accommodating space in the tightening or loosening process, and accordingly the height of the accommodating space is adjusted along with the size of a foreign matter, the movable pulley 10 is used for pulling the first pull rope 3, and the pulling length of the first pull rope 3 can be increased through the pulley mode due to limited space of the end seat 1.
Specifically, a second motor 15 is fixedly connected to the inner side of the chassis 14, a driving bevel gear 18 is fixedly connected to the end of a main shaft of the second motor 15, an upper rotary disk 6 and a lower rotary disk 5 are respectively arranged at the upper and lower positions of the chassis 14, a first auxiliary bevel gear 16 is fixedly connected to the center of the bottom end of the upper rotary disk 6, a second auxiliary bevel gear 17 is fixedly connected to the center of the top end of the lower rotary disk 5, the first auxiliary bevel gear 16 and the second auxiliary bevel gear 17 are respectively meshed with two sides of the driving bevel gear 18, and the upper rotary disk 6 and the lower rotary disk 5 are respectively fixedly connected with two movably arranged elastic rods 2.
Under the arrangement, the two movable elastic rods 2 move in such a way that the second motor 15 rotates, the drive bevel gear 18 drives the first slave bevel gear 16 and the second slave bevel gear 17 to rotate reversely, the upper turntable 6 and the lower turntable 5 rotate reversely, and the upper turntable 6 and the lower turntable 5 respectively drive one movable elastic rod 2 to move, so that the closing or opening of the accommodating space is realized;
examples
This embodiment is an alternative or addition to embodiment 1, and referring to figures 7-12,
the bottom of the end seat 1 is provided with a chute 24, the inner side of the chute 24 is provided with a fixed plate 20 and a sliding plate 21, the fixed plate 20 and the sliding plate 21 can be spliced together, the wrapping material is arranged between the fixed plate 20 and the sliding plate 21, the wrapping material is an annular air bag 19, the top end of the air bag 19 extends to the chute 24, the fixed plate 20 is connected with an air outlet hole of a gastroscope port to realize inflation, the fixed plate 20 is provided with a through hole 22, and the through hole 22 is connected with the air bag 19.
Under the above arrangement, when the foreign body position is in the tubular digestive tract, because the elastic limit exists on the periphery of the tubular digestive tract under the action of the tubular digestive tract, after the end seat 1 is moved to the foreign body position, the fixing plate 20 and the sliding plate 21 penetrate through the tubular digestive tract in which the foreign body is positioned, and then the sliding plate 21 rotates by nearly 360 degrees with the midpoint of the end seat 1 as the center; covering the foreign matters, then realizing inflation by connecting the fixing plate 20 with the air outlet hole of the gastroscope port, and expanding the air bag 19, wherein the fixing plate 20 and the sliding plate 21 can enclose a space, covering the foreign matters, and extracting the stomach tube to realize extraction; the mode of taking out can still prevent the scratch by isolating direct contact;
specifically, after inflation, the section thickness of the air bag 19 gradually increases from the end seat 1 to the end seat 1, the inside of the air bag is tapered, and the inner side of the air bag 19 is uniformly provided with a convex ring 25.
Under the above arrangement, in the invention, after the air bag 19 is inflated, the section thickness of the air bag 19 gradually increases from the end seat 1 to the end seat 1, and the inside of the air bag is in a cone shape, so that the air bag can cover and lock the foreign matters and prevent the foreign matters from falling off; the convex rings 25 are uniformly arranged on the inner side of the air bag 19, so that friction force can be increased, and foreign matters are further prevented from falling off;
specifically, a third motor 26 is rotatably connected to the inner side of the end seat 1 through a rotation shaft, a wire winding drum 27 is rotatably provided on the outer side of the third motor 26, a second pull rope 23 is wound on the outer side of the wire winding drum 27, and the second pull rope 23 is fixedly connected to the sliding plate 21 through the inner sides of the end seat 1 and the fixing plate 20.
Under the above arrangement, the movement mode of the sliding plate 21 is that the third motor 26 rotates, the wire winding drum 27 rotates, the second pull rope 23 tightens, the sliding plate 21 rotates, and when the sliding plate is reset, the sliding plate is taken out and then reset is performed manually;
specifically, a damping force exists between the chute 24 and the slide plate 21 through a friction member.
This arrangement serves to prevent random movement of the slide plate 21.
The invention also discloses a using method of the foreign body extractor for the digestive system department, which comprises the following steps of;
step a; deep into the foreign body through the gastroscope catheter;
step b; opening the accommodating space to enable foreign matters to enter the accommodating space;
step c; the wrappers play a role in protection;
step d; pulling out the gastroscope catheter and taking out the foreign matter.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Foreign matter extractor for gastroenterology, including end seat (1) that can be connected with the gastroscope front end, its characterized in that: the bottom end of the end seat (1) is provided with a supporting framework, the supporting framework can encircle to form a containing space capable of containing foreign matters, one side of the containing space is provided with an opening which can be closed and opened, a wrapper is arranged between the supporting frameworks, and the digestive tract is prevented from being scratched by the external prevention effect of the wrapper;
the package is an elastic package (4), the supporting framework is an elastic rod (2), the elastic rod (2) is made of elastic materials and is bendable, the end seat (1) is fixedly connected with a chassis (14) at the other end of the elastic rod (2), the number of the elastic rods (2) is 6, one side of the elastic rod is continuously four, the elastic rods (2) are fixedly connected with the chassis (14), the two elastic rods (2) at the other side are movably arranged, the two elastic rods (2) at the other side can open a columnar accommodating space when moving back, and the columnar accommodating space can be closed when moving back;
the inside fixedly connected with second motor (15) of chassis (14), the main shaft end fixedly connected with initiative bevel gear (18) of second motor (15), the upper and lower position of chassis (14) is provided with carousel (6) and lower carousel (5) respectively, the bottom center department fixedly connected with first from bevel gear (16) of carousel (6) down, the top center department fixedly connected with second from bevel gear (17) of carousel (5) down, first from bevel gear (16) and second from bevel gear (17) mesh with the both sides of initiative bevel gear (18) respectively, go up carousel (6) and lower carousel (5) and elastic rod (2) fixed connection that two activities set up respectively.
2. The foreign matter extractor for digestive system department according to claim 1, wherein: one of the elastic rods (2) is fixedly connected with a scraper blade (12), the scraper blade (12) is arc-shaped and concentric with the end seat (1), an inclined surface is arranged on one side of the scraper blade (12), and a cylinder (13) is arranged at a port of the inclined surface.
3. The foreign matter extractor for digestive system department according to claim 2, wherein: the utility model provides a flexible pole (2) inboard slip that is located two fixed settings of border position is provided with first stay cord (3), through upwards pulling the bending that a plurality of flexible poles (2) can be realized to first stay cord (3), the top of first stay cord (3) extends to the inboard of end seat (1), the rotation of first stay cord (3) outside is provided with movable pulley (10), the inboard fixedly connected with bull stick (7) of end seat (1), the outside winding of bull stick (7) has connecting wire (11), the outside fixed connection of the bottom of connecting wire (11) and movable pulley (10), the inboard of end seat (1) is connected with first motor (8) through the pivot rotation, the outside of first motor (8) is provided with the worm wheel, the one end fixedly connected with worm (9) of bull stick (7), the outside of worm wheel and worm (9) meshes mutually.
4. Foreign matter extractor for gastroenterology, including end seat (1) that can be connected with the gastroscope front end, its characterized in that: the bottom end of the end seat (1) is provided with a supporting framework, the supporting framework can encircle to form a containing space capable of containing foreign matters, one side of the containing space is provided with an opening which can be closed and opened, a wrapper is arranged between the supporting frameworks, and the digestive tract is prevented from being scratched by the external prevention effect of the wrapper;
spout (24) have been seted up to the bottom of end seat (1), the inboard of spout (24) is provided with fixed plate (20) and slide (21), fixed plate (20) and slide (21) can splice together, the parcel sets up between fixed plate (20) and slide (21), the parcel is annular gasbag (19), fixed plate (20) are connected with the venthole of gastroscope port and are realized aerifing, through-hole (22) have been seted up on fixed plate (20), through-hole (22) are connected with gasbag (19).
5. The foreign matter extractor for digestive system department according to claim 4, wherein: after the inflatable airbag (19) is inflated, the section thickness of the airbag (19) gradually increases from the position close to the end seat (1) to the position far away from the end seat (1), a cone shape is formed in the airbag, and convex rings (25) are uniformly arranged on the inner side of the airbag (19).
6. The foreign matter extractor for digestive system department according to claim 5, wherein: the inner side of the end seat (1) is rotationally connected with a third motor (26) through a rotating shaft, the outer side of the third motor (26) is rotationally provided with a wire winding cylinder (27), the outer side of the wire winding cylinder (27) is wound with a second pull rope (23), and the second pull rope (23) penetrates through the inner sides of the end seat (1) and the fixing plate (20) and is fixedly connected with the sliding plate (21).
7. The foreign matter extractor for digestive system department as claimed in claim 6, wherein: damping force exists between the sliding groove (24) and the sliding plate (21) through friction pieces.
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| CN202310599575.9A CN116784961B (en) | 2023-05-25 | 2023-05-25 | Foreign body extractor for digestive system department and application method thereof |
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| CN116784961A (en) | 2023-09-22 |
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