Biliary tract flushing device

Abstract

The invention discloses a biliary tract flushing device, and belongs to the technical field of medical flushing, the biliary tract flushing device comprises a choledochoscope, the output end of the choledochoscope is provided with a flushing drainage tube set, and the flushing drainage tube set comprises a semicircular flushing tube, a semicircular recovery tube and an extension tube; the biliary tract flushing module and the blocking and recycling module enter the biliary tract along with the flushing drainage tube set and are positioned in a designated area, the four annularly-distributed release hole tubes extend out of the extension tube, the release hole tubes are connected with the semicircular flushing tube, and the semicircular recovery tube is positioned on the side edge of the semicircular flushing tube so as to be connected with a release recovery valve on the choledochoscope. The biliary tract flushing module and the blocking and recycling module can enter the biliary tract along with the flushing drainage tube set and are positioned in the designated area. The extension tube is arranged in the biliary tract and is unfolded in the biliary tract, the flushing range is expanded to release flushing fluid from multiple directions to flush the biliary tract, the four blocking nets move and are unfolded on the outer side of the extension tube, the blocking nets in the sunken state block and store tissue fragment impurities in biliary tract flushing, and when the flushing fluid is intermittently released to flush the biliary tract, the tissue fragment impurities can be removed. Tissue fragment impurities are effectively blocked and temporarily collected, and the biliary tract flushing effect is improved.

Description

Technical Field

[0001] The invention relates to the technical field of medical flushing, and in particular to a bile duct flushing device. Background Art

[0002] The choledochoscope is used for exploratory inspection and bile duct flushing. The flushing valve on the choledochoscope is connected to the semicircular flushing tube, and the flushing is controlled by the control structure on the choledochoscope. During the flushing operation, the flushing liquid is released from the tube head into the bile duct, and the tube head is inserted into a designated position in the bile duct. The flushing liquid is released from a designated position and from a designated direction into the bile duct. The flushing liquid cannot be guided and released in different directions and positions, so that the release and flushing range of the flushing liquid are subject to regional restrictions, affecting the flushing of various areas of the bile duct. At the same time, when the flushing liquid is intermittently released to flush the bile duct, the tissue fragments and impurities produced by the flushing will be mixed with the flushing liquid and move into the tube head. It is impossible to effectively block and temporarily collect the tissue fragments and impurities during the flushing process, and it is impossible to effectively drain and recover the mixed impurity flushing liquid during the bile duct flushing process, thereby affecting the bile duct flushing effect and reducing the operating efficiency. Summary of the invention

[0003] In order to overcome the above-mentioned defects of the prior art, the present invention provides a bile duct flushing device, which can follow the flushing drainage tube group into the bile duct and be positioned in a designated area through the bile duct flushing module and the barrier recovery module. Four annularly distributed release hole tubes can extend from the extension tube and unfold inside the bile duct, effectively guiding and releasing the flushing liquid in different directions and positions, expanding the flushing range to release the flushing liquid from multiple directions to flush the bile duct, and four blocking nets follow the combination frame to extend from the semicircular recovery tube and unfold on the outside of the extension tube. The blocking nets in the inward state block and store tissue fragments and impurities in bile duct flushing. After flushing, the flushing liquid from which the tissue fragments and impurities are separated is guided by the docking water diversion shell and released into the semicircular recovery tube for outward discharge. When the flushing liquid is intermittently released to flush the bile duct, the tissue fragments and impurities can be effectively blocked and temporarily collected, thereby improving the bile duct flushing effect and the operating efficiency, so as to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above object, the present invention provides the following technical solutions:

[0005] A bile duct flushing device comprises a choledochoscope, wherein an output end of the choledochoscope is provided with a flushing and drainage tube group, wherein the flushing and drainage tube group comprises a semicircular flushing tube, a semicircular recovery tube and an extension tube, wherein the semicircular recovery tube is positioned at the side of the semicircular flushing tube to connect to a release recovery valve on the choledochoscope, and the extension tube is positioned at the front end of the semicircular flushing tube to connect to the flushing valve on the choledochoscope through the semicircular flushing tube; a bile duct flushing module is provided inside the extension tube, wherein the bile duct flushing module comprises a flushing liquid tube, a release hole tube and a plugging head, wherein the number of the release hole tubes is four, and the four release hole tubes are positioned in an annular manner at the front end of the flushing liquid tube through the plugging head, and the plugging head connects the release hole tube with the flushing liquid tube to guide the flushing liquid to enter the flushing liquid tube from the flushing liquid tube The four release hole tubes are inserted into the semicircular recovery tube, and the four release hole tubes release flushing fluid from multiple directions to flush the bile duct; an isolation recovery module is arranged inside the semicircular recovery tube, and the isolation recovery module comprises a docking water diversion shell, a contoured closing cover, a combination frame and a blocking net. The combination frame is positioned in front of the semicircular recovery tube through the contoured closing cover and the docking water diversion shell, and the contoured closing cover closes the front end of the semicircular recovery tube. There are four blocking nets, and the four blocking nets are respectively fixed on the four sides of the hollow area of ​​the combination frame. The blocking nets in the sunken state block and store foreign matter in bile duct flushing. The flushing fluid after flushing the bile duct is guided by the docking water diversion shell and released into the semicircular recovery tube, and discharged outwardly from the semicircular recovery tube and the choledochoscope.

[0006] Furthermore, the semicircular recovery tube is fixedly connected to the side of the semicircular flushing tube, a sealing plate is fixedly connected to the front end of the semicircular recovery tube, the back side of the sealing plate is fixedly connected to the side of the semicircular flushing tube, the front end of the sealing plate is flush with the front end of the semicircular flushing tube, and the extension tube is fixedly connected to the front end of the semicircular flushing tube.

[0007] Furthermore, the plugging head is fixedly connected to the front end of the flushing liquid tube, the four release hole tubes are fixedly connected to the front end of the plugging head in a ring shape, the plugging head is snap-connected to the inside of the extension tube, the flushing liquid tube extends to the inside of the semicircular flushing tube, and the tail end of the flushing liquid tube is connected to the flushing valve on the choledochoscope.

[0008] Furthermore, a combination disk is provided at the other end of the release hole tube, a connecting rod is fixedly connected to the center position of the combination disk, the other end of the connecting rod is fixedly connected to the plugging head, and the other ends of the four release hole tubes are all fixedly connected to the combination disk.

[0009] Furthermore, the contoured closing cover is fixedly connected to the front end of the docking water diversion shell, the docking water diversion shell is snap-connected to the inside of the semicircular recovery pipe, and the contoured closing cover is snap-connected to the front end of the semicircular recovery pipe.

[0010] Furthermore, the combination frame is fixedly connected to the front end of the docking water-inducing shell, a guide head is fixedly connected inside the combination frame, the guide head is located on the inner side of the barrier net, and the guide head is connected to the docking water-inducing shell.

[0011] Furthermore, an operating pipe is fixedly connected to the interior of the docking water diversion shell, and the operating pipe extends to the interior of the semicircular recovery pipe. A splicing plate is fixedly connected to the front end of the combined frame.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The present invention can respectively connect the release recovery valve and the flushing valve on the choledochoscope by arranging the flushing drainage tube group, the bile duct flushing module is positioned inside the semicircular flushing tube and the extension tube and connected to the flushing valve, the barrier recovery module is positioned inside the semicircular recovery tube and connected to the release recovery valve, so that the bile duct flushing module and the barrier recovery module can follow the flushing drainage tube group to enter the bile duct and be positioned in the designated area, effectively fixing the bile duct flushing module and the barrier recovery module, four annularly distributed release hole tubes can extend from the extension tube and unfold inside the bile duct, and the flushing liquid can be effectively guided and released in different directions and positions through the four release hole tubes, expanding the flushing The washing range releases flushing liquid from multiple directions to flush the bile duct. Four blocking nets extend from the semicircular recovery tube following the combined frame and unfold on the outside of the extension tube, while closing the front end of the semicircular recovery tube. The blocking net in the recessed state blocks and collects tissue fragments and impurities in bile duct flushing. The flushing liquid with tissue fragments and impurities separated after flushing is guided by the docking water guide shell and released into the semicircular recovery tube for outward discharge. When the flushing liquid is intermittently released to flush the bile duct, the tissue fragments and impurities can be effectively blocked and temporarily collected, thereby effectively performing bile duct flushing and drainage recovery of mixed impurity flushing liquid, improving the bile duct flushing effect and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution in the embodiment, the drawings in the embodiment are briefly introduced below.

[0015] Figure 1 It is a structural schematic diagram of an existing choledochoscope;

[0016] Figure 2 It is a schematic diagram of the use status of the existing choledochoscope;

[0017] Figure 3 It is a structural schematic diagram of the present invention;

[0018] Figure 4 It is a schematic diagram of the partially separated structure of the present invention;

[0019] Figure 5 It is a schematic diagram of the cross-sectional structure of the present invention from the side;

[0020] Figure 6 It is another schematic diagram of the partially separated structure of the present invention;

[0021] In the figure: 1. choledochoscope; 2. flushing and drainage tube group; 21. semicircular flushing tube; 22. semicircular recovery tube; 221. sealing plate; 23. extension tube; 3. bile duct flushing module; 31. flushing liquid tube; 32. release hole tube; 33. plugging head; 34. combination plate; 35. connecting rod; 4. barrier recovery module; 41. docking water guide shell; 411. operating tube; 42. contoured closing cover; 43. combination frame; 431. guide head; 44. blocking net; 45. splicing plate. DETAILED DESCRIPTION

[0022] The following is a clear and complete description of the technical solution in the embodiment of the present invention in conjunction with the accompanying drawings in the embodiment of the present invention. Figures 1 to 6 The detailed description of the structure will clearly show that the structural contents mentioned in the following embodiments are all based on the drawings in the specification.

[0023] See also Figure 1 to Figure 6 In an embodiment of the present invention, a bile duct flushing device includes a choledochoscope 1, and an output end of the choledochoscope 1 is provided with a flushing and drainage tube group 2, the flushing and drainage tube group 2 includes a semicircular flushing tube 21, a semicircular recovery tube 22 and an extension tube 23, the semicircular recovery tube 22 is positioned at the side of the semicircular flushing tube 21 to connect the release recovery valve on the choledochoscope 1, the extension tube 23 is positioned at the front end of the semicircular flushing tube 21 to connect the flushing valve on the choledochoscope 1 through the semicircular flushing tube 21, and a bile duct flushing module 3 is provided inside the extension tube 23, the bile duct flushing module 3 includes a flushing liquid tube 31, a release hole tube 32 and a plugging head 33, the number of the release hole tubes 32 is four, the four release hole tubes 32 are positioned in a ring shape at the front end of the flushing liquid tube 31 through the plugging head 33, and the plugging head 33 connects the release hole tube 32 with the flushing liquid tube 31 to guide the flushing liquid from the flushing The washing liquid tube 31 enters into four release hole tubes 32, and the four release hole tubes 32 release the washing liquid from multiple directions to wash the bile duct. A blocking recovery module 4 is arranged inside the semicircular recovery tube 22. The blocking recovery module 4 comprises a docking water diversion shell 41, a contoured closing cover 42, a combination frame 43 and a blocking net 44. The combination frame 43 is positioned in front of the semicircular recovery tube 22 through the contoured closing cover 42 and the docking water diversion shell 41. The contoured closing cover 42 closes the front end of the semicircular recovery tube 22. There are four blocking nets 44, which are respectively fixed on the four sides of the hollow area of ​​the combination frame 43. The blocking nets 44 in the sunken state block and store foreign matter in bile duct washing. The washing liquid after washing the bile duct is guided and released into the semicircular recovery tube 22 through the docking water diversion shell 41, and discharged outwardly from the semicircular recovery tube 22 and the choledochoscope 1.

[0024] The output end of the choledochoscope 1 is connected to the flushing and drainage tube group 2 for use. The flushing and drainage tube group 2 is connected to the bile duct flushing module 3 and the barrier recovery module 4. At the same time, the flushing and drainage tube group 2 can bring the bile duct flushing module 3 and the barrier recovery module 4 into the bile duct to perform bile duct flushing and drainage recovery of the flushing fluid.

[0025] The flushing and drainage tube set 2 is composed of a semicircular flushing tube 21, a semicircular recovery tube 22 and an extension tube 23. The semicircular recovery tube 22 is fixedly connected to the side of the semicircular flushing tube 21, and the extension tube 23 is fixedly connected to the front end of the semicircular flushing tube 21, so as to stably combine the semicircular flushing tube 21, the semicircular recovery tube 22 and the extension tube 23. A sealing plate 221 is fixedly connected to the front end of the semicircular recovery tube 22, the back of the sealing plate 221 is fixedly connected to the side of the semicircular flushing tube 21, and the front end of the sealing plate 221 is flush with the front end of the semicircular flushing tube 21. The sealing plate 221 can close the open area between the extension tube 23 and the semicircular recovery tube 22 on the semicircular flushing tube 21 to ensure that the semicircular flushing tube 21 is in a complete state, so that the semicircular flushing tube 21 can smoothly guide and release the flushing liquid. The extension tube 23 is positioned at the front end of the semicircular flushing tube 21, and the tail end of the semicircular flushing tube 21 is connected to the flushing valve on the choledochoscope 1, so that the flushing liquid can be effectively guided and released through the semicircular flushing tube 21 and the extension tube 23. The semicircular recovery tube 22 is positioned at the side of the semicircular flushing tube 21, and the tail end of the semicircular recovery tube 22 is used to connect the release recovery valve on the choledochoscope 1, so that the flushing liquid after flushing the bile duct can be effectively guided and recovered through the semicircular recovery tube 22.

[0026] The bile duct flushing module 3 is connected to the inside of the extension tube 23. The bile duct flushing module 3 is composed of a flushing liquid tube 31, a release hole tube 32 and a plugging head 33. The plugging head 33 is fixedly connected to the front end of the flushing liquid tube 31. There are four release hole tubes 32. The four release hole tubes 32 are annularly fixedly connected to the front end of the plugging head 33, and the flushing liquid tube 31, the release hole tube 32 and the plugging head 33 are stably combined. A combination disk 34 is provided at the other end of the release hole tube 32. A connecting rod 35 is fixedly connected to the center of the combination disk 34. The other end of the connecting rod 35 is fixedly connected to the plugging head 33. The other ends of the four release hole tubes 32 are all fixedly connected to the combination disk 34, which improves the stability of the four release hole tubes 32 connected to the front of the plugging head 33. The plugging head 33 is connected to the inside of the extension tube 23, and the flushing liquid tube 31 extends to the inside of the semicircular flushing tube 21. The tail end of the flushing liquid tube 31 is connected to the flushing valve on the choledochoscope 1, so that the flushing liquid released by the choledochoscope 1 can be guided to the inside of the plugging head 33 by the flushing liquid tube 31, and released through the plugging head 33 to the inside of the four release hole tubes 32 annularly positioned in front of the plugging head 33, which can effectively disperse and guide and release the flushing liquid. The four release hole tubes 32 can be moved out from the inside of the extension tube 23 and positioned inside the bile duct, and the flushing liquid is released from the four release hole tubes 32 from multiple directions to simultaneously perform bile duct flushing operations from various areas in the bile duct. The plugging head 33 is always positioned inside the extension tube 23, and the extension tube 23 can be closed by the plugging head 33, thereby closing the semicircular flushing tube 21 to ensure that the flushing liquid does not flow back into the semicircular flushing tube 21, thereby improving the flushing effect.

[0027] The blocking recovery module 4 is connected to the inside of the semicircular recovery pipe 22, and the blocking recovery module 4 is composed of a docking water diversion shell 41, a contoured closure cover 42, a combination frame 43 and a blocking net 44. The contoured closure cover 42 is fixedly connected to the front end of the docking water diversion shell 41, the docking water diversion shell 41 is snap-connected to the inside of the semicircular recovery pipe 22, the contoured closure cover 42 is snap-connected to the front end of the semicircular recovery pipe 22, the combination frame 43 is fixedly connected to the front end of the docking water diversion shell 41, and the number of blocking nets 44 is four, and the four blocking nets 44 are respectively fixed to the four sides of the hollow area of ​​the combination frame 43, stably combining the docking water diversion shell 41, the contoured closure cover 42, the combination frame 43 and the blocking net 44, and at the same time, the blocking recovery module 4 can be stably positioned at the front end of the semicircular recovery pipe 22, and the semicircular recovery pipe 22 is closed from the front through the blocking recovery module 4. A guide head 431 is fixedly connected inside the assembly frame 43. The guide head 431 is located inside the blocking net 44. The guide head 431 is connected to the docking water diversion shell 41. The flushing liquid can be guided into the docking water diversion shell 41 through the guide head 431, and released into the semicircular recovery tube 22 through the docking water diversion shell 41. The flushing liquid is guided and recovered by the release recovery valve on the choledochoscope 1. An operating tube 411 is fixedly connected inside the docking water diversion shell 41. The operating tube 411 extends into the semicircular recovery tube 22. The position of the assembly frame 43 and the blocking net 44 can be adjusted through the operating tube 411, so that the assembly frame 43 can be moved out of the semicircular recovery tube 22 with the blocking net 44, and the movement, adjustment and positioning of the assembly frame 43 and the blocking net 44 in the bile duct can be effectively performed. A splicing plate 45 is fixedly connected to the front end of the assembly frame 43. The front end of the assembly frame 43 is connected by the splicing plate 45, which can improve the overall stability of the assembly frame 43.

[0028] The flushing and drainage tube set 2 can be connected to the release recovery valve and the flushing valve on the choledochoscope 1 respectively, the bile duct flushing module 3 is positioned inside the semicircular flushing tube 21 and the extension tube 23, the flushing liquid tube 31 positioned inside the semicircular flushing tube 21 is connected to the flushing valve, the barrier recovery module 4 is positioned inside the semicircular recovery tube 22, the semicircular recovery tube 22 is connected to the release recovery valve, the water diversion shell 41 is connected to the semicircular recovery tube 22 so that the barrier recovery module 4 is connected to the semicircular recovery tube 22 as a whole, so that the bile duct flushing module 3 and the barrier recovery module 4 can follow the flushing and drainage tube set 2 to enter the bile duct and be positioned in the designated area, effectively fixing the bile duct flushing module 3 and the barrier recovery module 4. Four annularly distributed release hole tubes 32 can extend from the extension tube 23, and the four release hole tubes 32 can be unfolded and shaped inside the bile duct. Through the four release hole tubes 32, the flushing liquid can be effectively guided and released in different directions and positions, and the flushing range is expanded to release the flushing liquid from multiple directions to flush the bile duct. Four blocking nets 44 extend out from the interior of the semicircular recovery tube 22 following the combination frame 43, and the combination frame 43 is unfolded on the outside of the extension tube 23. The contoured closing cover 42 is docked at the front end of the semicircular recovery tube 22 to close the semicircular recovery tube 22 from the front. The blocking nets 44 in the recessed state block and store tissue fragments and impurities in bile duct flushing. After flushing, the flushing liquid that has separated the tissue fragments and impurities passes through the blocking nets 44, and is guided into the interior of the docking water diversion shell 41 through the guide head 431. It is guided by the docking water diversion shell 41 and released into the interior of the semicircular recovery tube 22 for outward discharge. When the flushing liquid is intermittently released to flush the bile duct, the tissue fragments and impurities can be effectively blocked and temporarily collected, so that the bile duct flushing and the drainage recovery of the mixed impurity flushing liquid can be effectively carried out, thereby improving the bile duct flushing effect and improving the working efficiency.

[0029] The working principle of the present invention is as follows: the semicircular recovery tube 22 and the semicircular flushing tube 21 are respectively connected to the release recovery valve and the flushing valve on the choledochoscope 1, the bile duct flushing module 3 and the barrier recovery module 4 follow the flushing drainage tube group 2 to enter the bile duct and are positioned in the designated area, four annularly distributed release hole tubes 32 extend from the extension tube 23, the four release hole tubes 32 are unfolded and shaped inside the bile duct, the flushing valve releases the flushing liquid through the flushing liquid tube 31 and the plugging head 33 to enter the four release hole tubes 32, and the flushing liquid is guided and released from different directions and positions through multiple groups of release holes on the surface of the four release hole tubes 32, thereby expanding the flushing. The bile duct is flushed in a washing range so as to release flushing liquid from multiple directions. Four blocking nets 44 extend from the inside of the semicircular recovery tube 22 following the combination frame 43. The combination frame 43 is unfolded and positioned outside the extension tube 23. The contoured closing cover 42 is docked at the front end of the semicircular recovery tube 22 to close the semicircular recovery tube 22. The blocking nets 44 in the recessed state block and collect tissue fragments and impurities in bile duct flushing. After flushing, the flushing liquid that has separated the tissue fragments and impurities passes through the blocking nets 44 and is guided by the guide head 431 into the interior of the docking water-induction shell 41. The flushing liquid is guided by the docking water-induction shell 41 and released into the interior of the semicircular recovery tube 22 for outward discharge.

[0030] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A bile duct flushing device, comprising a choledochoscope (1), characterized in that: The output end of the choledochoscope (1) is provided with a flushing and drainage tube set (2), the flushing and drainage tube set (2) comprising a semicircular flushing tube (21), a semicircular recovery tube (22) and an extension tube (23), the semicircular recovery tube (22) being positioned at the side of the semicircular flushing tube (21) to be connected to a release recovery valve on the choledochoscope (1), and the extension tube (23) being positioned at the front end of the semicircular flushing tube (21) to be connected to the flushing valve on the choledochoscope (1) through the semicircular flushing tube (21); A bile duct flushing module (3) is provided inside the extension tube (23), and the bile duct flushing module (3) comprises a flushing liquid tube (31), a release hole tube (32) and a plugging head (33). The number of the release hole tubes (32) is four, and the four release hole tubes (32) are positioned in a ring shape at the front end of the flushing liquid tube (31) through the plugging head (33). The plugging head (33) connects the release hole tube (32) with the flushing liquid tube (31) to guide the flushing liquid from the flushing liquid tube (31) into the four release hole tubes (32), and the four release hole tubes (32) release the flushing liquid from multiple directions to flush the bile duct; The semicircular recovery tube (22) is provided with an isolation recovery module (4) inside. The isolation recovery module (4) comprises a docking water diversion shell (41), a contoured closing cover (42), a combination frame (43) and a blocking net (44). The combination frame (43) is positioned in front of the semicircular recovery tube (22) through the contoured closing cover (42) and the docking water diversion shell (41). The contoured closing cover (42) closes the front end of the semicircular recovery tube (22). The number of the blocking nets (44) is four. The four blocking nets (44) are respectively fixed to the four hollow areas on the sides of the combination frame (43). The blocking nets (44) in a sunken state block and store foreign matter in bile duct flushing. The flushing liquid after flushing the bile duct is guided and released into the interior of the semicircular recovery tube (22) through the docking water diversion shell (41), and discharged outward from the semicircular recovery tube (22) and the choledochoscope (1).

2. A bile duct flushing device according to claim 1, characterized in that: The semicircular recovery tube (22) is fixedly connected to the side of the semicircular flushing tube (21); a sealing plate (221) is fixedly connected to the front end of the semicircular recovery tube (22); the back side of the sealing plate (221) is fixedly connected to the side of the semicircular flushing tube (21); the front end of the sealing plate (221) is flush with the front end of the semicircular flushing tube (21); and the extension tube (23) is fixedly connected to the front end of the semicircular flushing tube (21).

3. A bile duct flushing device according to claim 1, characterized in that: The plugging head (33) is fixedly connected to the front end of the flushing liquid tube (31); the four release hole tubes (32) are fixedly connected to the front end of the plugging head (33) in a ring shape; the plugging head (33) is snap-connected to the inside of the extension tube (23); the flushing liquid tube (31) extends to the inside of the semicircular flushing tube (21); and the rear end of the flushing liquid tube (31) is connected to the flushing valve on the choledochoscope (1).

4. A bile duct flushing device according to claim 1, characterized in that: The other end of the release hole tube (32) is provided with a combination disk (34), the center position of the combination disk (34) is fixedly connected to a connecting rod (35), the other end of the connecting rod (35) is fixedly connected to the plugging head (33), and the other ends of the four release hole tubes (32) are all fixedly connected to the combination disk (34).

5. A bile duct flushing device according to claim 1, characterized in that: The contoured closing cover (42) is fixedly connected to the front end of the docking water diversion shell (41), the docking water diversion shell (41) is snap-connected inside the semicircular recovery pipe (22), and the contoured closing cover (42) is snap-connected to the front end of the semicircular recovery pipe (22).

6. A bile duct flushing device according to claim 1, characterized in that: The combined frame (43) is fixedly connected to the front end of the docking water guide shell (41), and a guide head (431) is fixedly connected inside the combined frame (43). The guide head (431) is located inside the blocking net (44), and the guide head (431) is connected to the docking water guide shell (41).

7. A bile duct flushing device according to claim 1, characterized in that: An operating pipe (411) is fixedly connected to the interior of the docking water diversion shell (41), and the operating pipe (411) extends into the interior of the semicircular recovery pipe (22). A splicing plate (45) is fixedly connected to the front end of the assembly frame (43).

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