CN112515732A - Balloon type biliary tract stone extractor for assisting choledochoscope - Google Patents
Balloon type biliary tract stone extractor for assisting choledochoscope Download PDFInfo
- Publication number
- CN112515732A CN112515732A CN202011049395.6A CN202011049395A CN112515732A CN 112515732 A CN112515732 A CN 112515732A CN 202011049395 A CN202011049395 A CN 202011049395A CN 112515732 A CN112515732 A CN 112515732A
- Authority
- CN
- China
- Prior art keywords
- choledochoscope
- mobile jib
- inflation
- calculus
- main rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- A61B17/22031—Gripping instruments, e.g. forceps, for removing or smashing calculi
- A61B17/22032—Gripping instruments, e.g. forceps, for removing or smashing calculi having inflatable gripping elements
-
- 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
- A61B17/22031—Gripping instruments, e.g. forceps, for removing or smashing calculi
- A61B2017/22034—Gripping instruments, e.g. forceps, for removing or smashing calculi for gripping the obstruction or the tissue part from inside
-
- 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
- A61B2017/22051—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 an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation
- A61B2017/22065—Functions of balloons
- A61B2017/22067—Blocking; Occlusion
Abstract
The invention discloses a balloon type biliary tract stone extractor for assisting a choledochoscope, which comprises a main rod, wherein one end of the main rod, which is used for being inserted into a biliary tract, is an insertion end, one end of the main rod, which is used for being exposed out of a body, is an operation end, an inflation pipeline and an optical fiber pipeline are arranged on the main rod along the length direction, the optical fiber pipeline extends to the operation end and is provided with an optical fiber interface for inserting the end part of the choledochoscope, a through hole for exposing the image transmission end of the end part of the choledochoscope is arranged on the port of the insertion end, a receiving groove is arranged on the outer peripheral wall of the insertion end, an airbag is filled in the receiving groove, an inflation port of the airbag is communicated with the inflation pipeline, the inflation pipeline extends to the operation end and is provided with an inflation interface for connecting with external inflation equipment, and a clamping piece for clamping a. The invention aims to solve the problems that in the prior art, a calculus removing instrument is difficult to adapt to bile ducts with different sizes and cannot smoothly remove calculus.
Description
Technical Field
The invention relates to the technical field of biliary tract stone extractors, in particular to a balloon type biliary tract stone extractor for assisting a choledochoscope.
Background
The biliary calculus is difficult to treat the cholelithiasis, and mainly comprises the residue of the biliary calculus which is the main culprit of repeated attack of future biliary tract infection, and can cause the symptoms of repeated biliary tract infection such as abdominal pain, shiver and high fever, jaundice and the like of a patient. Therefore, removing the stones as far as possible is a key to the problem. At present, instruments for removing biliary calculus mainly comprise: choledochoscope, lithotomy basket, lithotomy forceps, flushing ball, etc. The choledochoscope is used for observing the position of the calculus in the biliary tract of a patient, and the calculus is taken out through a calculus taking basket, a flushing ball or a calculus taking clamp. And the three of the stone extraction net basket, the flushing ball or the stone extraction forceps in the prior art have certain defects: in the prior art, a space for fully opening a basket is formed between a stone and the inner wall of a bile duct on the premise that the stone is taken by the basket in the prior art, the larger the space for allowing the opening operation is, the larger the chance for the basket to successfully take the stone is, but if the stone is close to the bile duct, the space between the stone and the inner wall of the bile duct is narrow, and at the moment, the stone-taking basket cannot be effectively opened, so that the stone-taking basket fails, which is one of the defects of the stone-taking basket; in the prior art, the successful calculus removal of the calculus removing forceps can be realized under the condition of direct vision, calculus which can be visually removed when a bile duct is opened is often some calculus which is easy to remove, and for calculus which can not be directly viewed, the probability of removing calculus through the calculus removing forceps is greatly reduced; in the prior art, no matter the existing choledochoscope is used for washing or the washing ball is used for washing, a certain pressure stamping or a certain speed water flow can be formed in a biliary system in the washing process, so that small stones in the biliary system are washed out, however, some large stones blocked in the biliary system or medium stones left in the biliary system are difficult to be smoothly discharged in the washing process.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a balloon type biliary tract calculus removing device for assisting a choledochoscope, and aims to solve the problems that a calculus removing instrument in the prior art is difficult to adapt to bile ducts with different sizes and cannot remove calculus smoothly.
In order to achieve the aim, the invention provides a balloon type biliary tract stone extractor for assisting a choledochoscope, which comprises a main rod, the end of the main rod used for being inserted into the biliary tract is an insertion end, the end of the main rod used for being exposed outside is an operation end, the main rod is provided with an air charging pipeline and an optical fiber pipeline along the length direction, the optical fiber pipeline extends to the operation end and is provided with an optical fiber interface for inserting the end part of the choledochoscope, the port of the insertion end is provided with a through hole for exposing the image transmission end at the end part of the choledochoscope, the outer peripheral wall of the insertion end is provided with a containing groove along the circumferential direction, the air bag is filled in the accommodating groove, an air bag inflation port is communicated with an inflation pipeline, the inflation pipeline extends to the operation end and is provided with an inflation port for connecting external inflation equipment, the main rod is also provided with a clamping piece used for clamping the calculus in combination with the air bag.
The technical scheme is adopted, and the method has the advantages that: when the calculus needs to be removed, an operator inserts the insertion end of the main rod into the biliary tract, the image transfer end at the end of the choledochoscope transmits the condition in the biliary tract to an external imaging screen, medical personnel observes the concrete position of the calculus, then the medical personnel continues to insert the main rod until the main rod crosses the calculus, after the calculus crosses a certain distance, the medical personnel opens the external inflation equipment, at the moment, the external inflation equipment transmits gas into the inflation pipeline through the inflation interface, the air bag receives the gas and begins to expand and expose the accommodating groove, when the edge of the air bag props against the inner wall of the biliary duct, the medical personnel stops inflating the inflation pipeline, at the moment, the air bag maintains the existing size, then the medical personnel slightly pulls the main rod outwards, at the moment, the main rod slightly moves to enable the air bag to prop against the calculus, then the medical personnel combines with the air bag through the clamping piece to form the clamping of, at the moment, the calculus moves in the bile duct because the main rod moves outwards, and when the medical staff pulls out the main rod, the corresponding calculus is also taken out of the body; the instrument reserves the advantages of the choledochoscope, the position of the calculus of the bile duct at the far end can be quickly found out in the calculus taking process by means of assistance of the choledochoscope, then the calculus is quickly clamped according to the matching of the clamping piece and the balloon, and the calculus is discharged out of the body of a patient by pulling out the main rod; the application of the air bag in the technology can support the calculus, and the calculus can be placed to fall into the deeper part of the bile duct in the transportation process, and is different from the stone-taking basket technology which needs larger space, the technology can select the size of the air bag according to the diameter of the bile duct, the size of the air bag can be controlled only by controlling the gas filling amount, the air bag can be suitable for bile ducts of different types, the application range of the technology is further enlarged, the accommodating groove in the technology is annularly arranged on the outer peripheral wall of the main rod, therefore, the air bag in the containing groove can expand and expand all around when being inflated until the outer peripheral wall of the air bag is completely attached to the inner peripheral wall of the bile duct, and medical personnel stop inflating the air bag at the moment to ensure that the bile duct is not excessively extruded to cause bile duct damage after the air bag is inflated and expanded, and the air bag is an annular air bag, when the air bag is inflated to the periphery for expansion, the broken stones at the position of the bile duct can be ensured to fall on the air bag instead of falling to the deep part of the bile duct; the insertion end of the main rod can be made of rubber materials, so that the bending degree of the main rod can be freely adjusted along with the bending of the biliary tract, and the main rod can be adapted to bile ducts with different shapes.
The invention further provides that: the holder is including being used for carrying out the combination piece that slides along mobile jib length direction on the mobile jib, set up the trompil that supplies the mobile jib to wear to establish on the combination piece, the combination piece is used for touching the one side of calculus and is the conflict face, the combination piece is used for being the face of advancing towards the external one side of patient, it is used for inserting the push rod that the end direction passed towards the mobile jib to be equipped with on the face of advancing immediately.
The technical scheme is adopted, and the method has the advantages that: when the calculus is required to be clamped, an operator pushes the push rod to enable the push rod to push the combined block to move towards the insertion end along the length direction of the main rod, the combined block can slide on the main rod due to the arrangement of the opening, when the collision surface is collided on the calculus, a medical worker only needs to press the push rod with one hand to enable the push rod to be kept still, and can clamp the calculus and take the calculus out of a patient body through the push rod and the main rod by pulling the main rod outwards with the other hand; the setting of above-mentioned technique ensures that the calculus can not drop easily taking out to external in-process, and the combination piece forms the centre gripping to the calculus with gasbag combination simultaneously, also can avoid the calculus to roll ceaselessly at the in-process that removes and lead to the damage of bile duct inner wall, and the combination piece forms the centre gripping to the calculus with gasbag combination also can make the process of calculus discharge faster, further shortening operation time.
The invention further provides that: the junction of the side wall of the combination block and the contact surface is in a fillet shape, and the junction of the side wall of the combination block and the contact surface is in a fillet shape.
The technical scheme is adopted, and the method has the advantages that: the juncture of combination piece lateral wall and conflict face is the radius angle setting, and the combination piece lateral wall is the radius angle setting with the handing-over department of lapse face, and the setting of two local radius angles can avoid the combination piece to hang and hinder the bile duct inner wall when removing in the bile duct, further improvement the security of getting the stone.
The invention further provides that: the mobile jib has seted up the flushing pipe way along its length direction, the flushing pipe way extends and has seted up the bath interface to the operation end, set up the apopore of a plurality of and flushing pipe way intercommunication on the mobile jib periphery wall, the apopore is close to the setting of gasbag position.
The technical scheme is adopted, and the method has the advantages that: when getting the stone, medical personnel can open the wash water pipeline, apopore play water and lubricated bile duct inner wall this moment, avoid the calculus to cause the injury of bile duct inner wall at the in-process friction bile duct inner wall that removes, simultaneously, apopore discharged water has water pressure, can play certain impetus to the calculus, the further time that consumes that has reduced the stone operation that gets of setting up of above-mentioned technique, can avoid getting the injury that stone in-process bile duct received simultaneously.
The invention further provides that: the air bag is soft, the surface of the air bag is in a smooth curved surface shape, and the air bag is in a flat fan shape after being inflated and expanded.
The technical scheme is adopted, and the method has the advantages that: the gasbag is the setting that soft gasbag and its surface are smooth curved surface form, can avoid getting stone in-process gasbag outer wall damage bile duct inner wall, and the gasbag is flat fan-shaped form after aerifing the inflation, can more effectual lift the calculus, avoids the calculus to drop to the bile duct depths in the transportation.
The invention further provides that: the insertion end is arranged in a bullet shape.
The technical scheme is adopted, and the method has the advantages that: the inserted end is bullet form setting and makes medical personnel when tentatively inserting the mobile jib, and the inserted end can easily cross the calculus, avoids inserting the end and contradicts the calculus and causes the calculus to remove toward the bile duct depths.
Drawings
FIG. 1 is an external view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a partial view of the present invention in use;
fig. 4 is a three-dimensional view of the modular block of the present invention.
Detailed Description
The invention provides a balloon type biliary tract stone extractor for assisting a choledochoscope, which comprises a main rod 1, wherein one end of the main rod 1, which is used for being inserted into a biliary tract, is an insertion end 11, one end of the main rod 1, which is used for being exposed outside, is an operation end 12, an inflation pipeline 2 and an optical fiber pipeline 3 are arranged on the main rod 1 along the length direction, the optical fiber pipeline 3 extends to the operation end 12 and is provided with an optical fiber interface 31 for inserting the end part of the choledochoscope, a through hole 32 for exposing the image transmission end of the end part of the choledochoscope is arranged on the port of the insertion end 11, an accommodating groove 5 is circumferentially arranged on the outer peripheral wall of the insertion end 11, an air bag 51 is filled in the accommodating groove 5, an inflation port of the air bag 51 is communicated with the inflation pipeline 2, the inflation pipeline 2 extends to the operation end 12 and is provided with an inflation interface 21 for connecting an external inflation device, a clamping piece for clamping a stone is further, the clamping piece comprises a combined block 6 used for sliding on the main rod 1 along the length direction of the main rod 1, the combined block 6 is provided with an opening 61 through which the main rod 1 penetrates, one surface of the combined block 6 used for touching calculus is an abutting surface 62, one surface of the combined block 6 used for facing the outside of a patient is a pushing surface 63, a pushing rod 64 used for pushing the combined block 6 towards the insertion end 11 of the main rod 1 is vertically arranged on the pushing surface 63, the junction of the side wall of the combined block 6 and the abutting surface 62 is arranged in a fillet shape, the junction of the side wall of the combined block 6 and the pushing surface 63 is arranged in a fillet shape, the main rod 1 is provided with a flushing pipeline 4 along the length direction thereof, the flushing pipeline 4 extends towards the operation end 12 and is provided with a flushing interface 41, the peripheral wall of the main rod 1 is provided with a plurality of water outlet holes 42 communicated with the flushing pipeline 4, and the water outlet holes 42 are arranged close, the balloon 51 is a soft balloon 51, the surface of the balloon 51 is in a smooth curved surface shape, the balloon 51 is in a flat fan shape after inflation, and the insertion end 11 is arranged in a bullet shape.
When the calculus needs to be removed, an operator inserts the insertion end 11 of the main rod 1 into the biliary tract, at the moment, the image transfer end at the end of the choledochoscope transmits the condition in the biliary tract to an external imaging screen, medical personnel observes the concrete position of the calculus, then the medical personnel continues to insert the main rod 1 deeply until the calculus is crossed, after the calculus is crossed for a certain distance, the medical personnel opens the external inflation equipment, at the moment, the external inflation equipment transmits gas into the inflation pipeline 2 through the inflation interface 21, the air bag 51 receives the gas and starts to expand and expose the accommodating groove 5, when the edge of the air bag 51 is butted against the inner wall of the biliary duct, the medical personnel stops inflating the inflation pipeline 2, at the moment, the air bag 51 maintains the existing size, then the medical personnel slightly pulls the main rod 1 outwards, at the moment, the main rod 1 slightly moves to enable the air bag 51 to be butted against the calculus, when the, the pushing rod 64 pushes the combination block 6 to move towards the insertion end 11 along the length direction of the main rod 1, because the arrangement of the opening 61 enables the combination block 6 to slide on the main rod 1, when the contact surface 62 contacts with the stone, a medical worker only needs one hand to press the pushing rod 64 to keep the pushing rod 64 stationary, and the other hand pulls the main rod 1 outwards, so that the stone can be clamped by the pushing rod 64 and the main rod 1 and taken out of the body of the patient; when getting the stone, medical personnel can open flushing pipe way 4, and apopore 42 goes out water and lubricated bile duct inner wall this moment, avoids the stone to rub the bile duct inner wall at the in-process that removes and causes the injury of bile duct inner wall, and simultaneously, apopore 42 discharged water has water pressure, can play certain pushing action to the stone.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (6)
1. The utility model provides a be used for supplementary sacculus formula biliary tract of choledochoscope to get stone ware which characterized in that: including the mobile jib, the mobile jib is used for inserting the one end of biliary tract for inserting the end, the mobile jib is used for exposing to external one end and is the operation end, inflation line and optical fiber pipeline have been seted up along length direction on the mobile jib, optical fiber pipeline extends to the operation end and has been seted up and supply the fine tip male optical fiber interface of biliary tract mirror, it is provided with the through-hole that supplies the fine tip image transmission end of biliary tract mirror to expose to insert on the end port, insert and go up to having seted up on the periphery wall and accomodate the groove, it is filled with the gasbag to accomodate the inslot, the gasbag inflation inlet sets up with inflation line intercommunication, inflation line extends to the operation end and sets up the interface of aerifing that supplies external inflation equipment to connect, still be provided with on the mobile jib and be used for forming the holder that.
2. The balloon type biliary stone extractor for choledochoscope assistance according to claim 1, wherein: the holder is including being used for carrying out the combination piece that slides along mobile jib length direction on the mobile jib, set up the trompil that supplies the mobile jib to wear to establish on the combination piece, the combination piece is used for touching the one side of calculus and is the conflict face, the combination piece is used for being the face of advancing towards the external one side of patient, it is used for inserting the push rod that the end direction passed towards the mobile jib to be equipped with on the face of advancing immediately.
3. The balloon type biliary stone extractor for choledochoscope assistance according to claim 2, wherein: the junction of the side wall of the combination block and the contact surface is in a fillet shape, and the junction of the side wall of the combination block and the contact surface is in a fillet shape.
4. The balloon type biliary stone extractor for choledochoscope assistance according to claim 1, wherein: the mobile jib has seted up the flushing pipe way along its length direction, the flushing pipe way extends and has seted up the bath interface to the operation end, set up the apopore of a plurality of and flushing pipe way intercommunication on the mobile jib periphery wall, the apopore is close to the setting of gasbag position.
5. The balloon type biliary stone extractor for choledochoscope assistance according to claim 1, wherein: the air bag is soft, the surface of the air bag is smooth and curved, and the air bag is flat and circular after being inflated.
6. The balloon type biliary stone extractor for choledochoscope assistance according to claim 1, wherein: the insertion end is arranged in a bullet shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011049395.6A CN112515732A (en) | 2020-09-29 | 2020-09-29 | Balloon type biliary tract stone extractor for assisting choledochoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011049395.6A CN112515732A (en) | 2020-09-29 | 2020-09-29 | Balloon type biliary tract stone extractor for assisting choledochoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112515732A true CN112515732A (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011049395.6A Pending CN112515732A (en) | 2020-09-29 | 2020-09-29 | Balloon type biliary tract stone extractor for assisting choledochoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112515732A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6440061B1 (en) * | 2000-03-24 | 2002-08-27 | Donald E. Wenner | Laparoscopic instrument system for real-time biliary exploration and stone removal |
| CN205084094U (en) * | 2015-11-06 | 2016-03-16 | 中国医科大学附属第一医院 | Multi -functional integrated biliary tract is got stone and is washed special pipe |
| CN109395196A (en) * | 2018-12-10 | 2019-03-01 | 金华市人民医院 | A kind of gynecological washer |
| CN110179523A (en) * | 2019-04-09 | 2019-08-30 | 温州医科大学附属第一医院 | A kind of choledochoscope auxiliary balloon device for taking stone out from biliary tract |
-
2020
- 2020-09-29 CN CN202011049395.6A patent/CN112515732A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6440061B1 (en) * | 2000-03-24 | 2002-08-27 | Donald E. Wenner | Laparoscopic instrument system for real-time biliary exploration and stone removal |
| CN205084094U (en) * | 2015-11-06 | 2016-03-16 | 中国医科大学附属第一医院 | Multi -functional integrated biliary tract is got stone and is washed special pipe |
| CN109395196A (en) * | 2018-12-10 | 2019-03-01 | 金华市人民医院 | A kind of gynecological washer |
| CN110179523A (en) * | 2019-04-09 | 2019-08-30 | 温州医科大学附属第一医院 | A kind of choledochoscope auxiliary balloon device for taking stone out from biliary tract |
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Application publication date: 20210319 |
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| RJ01 | Rejection of invention patent application after publication |