CN113198090A - Novel three-way catheter for minimally invasive pancreatitis surgery - Google Patents
Novel three-way catheter for minimally invasive pancreatitis surgery Download PDFInfo
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- CN113198090A CN113198090A CN202110494758.5A CN202110494758A CN113198090A CN 113198090 A CN113198090 A CN 113198090A CN 202110494758 A CN202110494758 A CN 202110494758A CN 113198090 A CN113198090 A CN 113198090A
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- pipe
- fixedly connected
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- liquid
- fixed bin
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- 206010033645 Pancreatitis Diseases 0.000 title claims abstract description 19
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 5
- 239000007788 liquid Substances 0.000 claims abstract description 118
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 16
- 210000001503 joint Anatomy 0.000 claims description 11
- 238000002324 minimally invasive surgery Methods 0.000 claims description 8
- 241000252254 Catostomidae Species 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 2
- 210000000496 pancreas Anatomy 0.000 description 4
- 208000035143 Bacterial infection Diseases 0.000 description 3
- 208000022362 bacterial infectious disease Diseases 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000007460 surgical drainage Methods 0.000 description 2
- 208000004998 Abdominal Pain Diseases 0.000 description 1
- 239000004382 Amylase Substances 0.000 description 1
- 102000013142 Amylases Human genes 0.000 description 1
- 108010065511 Amylases Proteins 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 206010020565 Hyperaemia Diseases 0.000 description 1
- 206010028813 Nausea Diseases 0.000 description 1
- 206010028851 Necrosis Diseases 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 102000004142 Trypsin Human genes 0.000 description 1
- 108090000631 Trypsin Proteins 0.000 description 1
- 206010047700 Vomiting Diseases 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 208000019790 abdominal distention Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 235000019418 amylase Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000001953 common bile duct Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 210000001198 duodenum Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008693 nausea Effects 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000012588 trypsin Substances 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/20—Closure caps or plugs for connectors or open ends of tubes
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Pulmonology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a novel three-way conduit for minimally invasive pancreatitis surgery, which comprises a base, wherein a fixed bin is fixedly connected to the top of the base, a pipe bin is arranged above the fixed bin, a supporting plate is arranged between the pipe bin and the fixed bin, a plurality of supporting rods are fixedly connected to the bottom of the supporting plate, the bottom ends of the supporting rods penetrate through the top of the fixed bin and are fixedly connected with a lifting plate, guide rods are fixedly connected to the inner walls of the bottom ends of the two sides of the fixed bin, a pair of sleeves are sleeved on rod bodies of the guide rods, lifting mechanisms are arranged on the two sides of the fixed bin, a liquid guide port and a liquid discharge port are respectively formed in the outer walls and the top of the two sides of the pipe bin, a liquid guide pipe is inserted into the liquid guide port, a liquid discharge pipe is fixedly connected to the top of the liquid guide pipe, liquid inlet mechanisms are respectively arranged at pipe orifices of the two ends of the liquid guide pipe, and a liquid discharge mechanism is arranged above the pipe bin. The invention has the characteristics of reasonable structural design, high stability, difficult shaking, capability of uniformly collecting the discharged pus in time, capability of adjusting the use height according to the requirement and the like.
Description
Technical Field
The invention relates to the technical field of pancreatitis, in particular to a novel three-way catheter for minimally invasive pancreatitis.
Background
Pancreatitis is a disease of the pancreas caused by the autodigestion of trypsin. The pancreas has edema, hyperemia, hemorrhage, necrosis, abdominal pain, abdominal distention, nausea, emesis, fever, and the like, and the amylase content in the laboratory blood and urine is increased. At present, pancreatitis can be treated by minimally invasive surgery without operation or perforation on the abdomen, and calculus can be taken out by using a duodenoscope through mouth to reach duodenum and then reach the lower end of common bile duct, so that the cause of pancreatitis is relieved.
When the minimally invasive pancreatitis surgery is carried out, drainage and liquid discharge are carried out through a three-way catheter so as to lead pus and the like out of a body. The existing three-way catheter is easy to shake in the using process due to the structural design, so that the liquid drainage effect is influenced, the discharged pus can not be collected in time, and in addition, the using height of the existing three-way catheter can not be adjusted according to the requirement.
Disclosure of Invention
The invention aims to overcome the defects that the three-way catheter in the prior art is poor in stability and easy to shake, discharged pus cannot be collected in a timely and uniform manner, the use height cannot be adjusted and the like, and provides a novel three-way catheter for minimally invasive pancreatitis. The novel three-way catheter for the pancreatitis minimally invasive surgery has the characteristics of reasonable structural design, high stability, difficult shaking, capability of collecting discharged pus in time and uniformly, capability of adjusting the use height according to needs and the like.
In order to achieve the purpose, the invention provides the following technical scheme: a novel three-way catheter for minimally invasive pancreatitis comprises a base, wherein the bottom of the base is provided with a plurality of suckers, the top of the base is fixedly connected with a fixed bin, the side walls of the two sides of the fixed bin are both provided with threaded holes, a tube bin is arranged above the threaded holes, a supporting plate is arranged between the tube bin and the fixed bin, the bottom of the supporting plate is fixedly connected with a plurality of supporting rods, the bottom ends of the supporting rods penetrate through the top of the fixed bin and are fixedly connected with a lifting plate, the lifting plate is positioned in the fixed bin, both sides of the bottom of the lifting plate are both fixedly connected with a pair of first connecting seats, each pair of first connecting seats are both fixedly connected with a rotating shaft, the inner walls of the bottom ends of the fixed bin are both fixedly connected with guide rods, the rod bodies of the guide rods are sleeved with a pair of sleeves, the tops of the sleeves are fixedly connected with a pair of second connecting seats, and the rotating shafts are fixedly connected between the second connecting seats, the two sides of the fixed bin are provided with lifting mechanisms, the outer walls and the tops of the two sides of the pipe bin are provided with a liquid guide port and a liquid discharge port respectively, a liquid guide pipe is inserted into the liquid guide port, the top of the liquid guide pipe is fixedly connected with a liquid discharge pipe, pipe orifices at two ends of the liquid guide pipe are provided with liquid inlet mechanisms, and a liquid discharge mechanism is arranged above the pipe bin.
Preferably, elevating system includes the threaded rod, threaded rod threaded connection is in the threaded hole, and its one end fixedly connected with crank, and its other end is provided with the driving plate, the driving plate is located the fixed bin, and its lateral wall fixedly connected with driving frame that is close to threaded rod one side, the end of threaded rod runs through driving frame and fixedly connected with ejector pad, the ejector pad is located the driving frame, the both sides of threaded rod all are provided with the spring, the spring is the symmetry setting, and its both ends are the inner wall of fixed connection at driving plate and fixed bin respectively, the opposite side lateral wall fixedly connected with of driving plate is two pairs of fixing bases, and is every right equal fixedly connected with pivot between the fixing base, the axle body swing joint of pivot has the connecting rod, two the other end difference swing joint of connecting rod is in the pivot between first connecting seat and the second connecting seat.
Preferably, the top fixedly connected with a plurality of locating levers of layer board, the bottom fixedly connected with a plurality of registration arm in pipe storehouse, the registration arm is the same with the quantity of locating lever, and its internal diameter equals the rod footpath of locating lever, just the registration arm is located same straight line with the locating lever center that corresponds.
Preferably, the feed liquor mechanism includes the feed liquor pipe, the feed liquor pipe is close to the one end mouth of pipe fixedly connected with butt joint piece of drain mouth, installs the liquid valve in its intraductal, fixedly connected with screwed pipe on the butt joint piece, the feed liquor pipe runs through butt joint piece and each other communicates with the screwed pipe, screwed pipe threaded connection is at the mouth of pipe of catheter, the terminal pipe wall of catheter is carved with the external screw thread with screwed pipe matched with.
Preferably, a sealing plug is arranged in a pipe orifice of one end, away from the liquid guide port, of the liquid inlet pipe, a pull ring is fixedly connected to one side of the sealing plug, the diameter of the pull ring is equal to the inner diameter of the liquid inlet pipe, and a sealing ring is arranged on the surface of the outer wall of the sealing plug.
Preferably, the flowing back mechanism includes the drainage bin, drainage bin fixed connection is at the top in pipe storehouse, and the door is installed to its preceding terminal surface, just be provided with the collecting tank in the drainage bin, the slotted handle of preceding terminal surface fixed connection of collecting tank, the fluid-discharge tube passes the leakage fluid dram and runs through the lateral wall in drainage bin, and its terminal mouth of pipe extends to the top of collecting tank, the top fixedly connected with piston cylinder in drainage bin, piston cylinder and drainage bin are each other for the intercommunication, and its inside is provided with the piston, the top fixedly connected with piston rod of piston, the top and the fixedly connected with lug of piston cylinder are run through on the top of piston rod.
Preferably, the catheter body of the catheter is sleeved with a limiting ring, the limiting ring is located in the catheter chamber, the outer walls of two sides of the limiting ring are fixedly connected with limiting rods, and the other end of each limiting rod is fixedly connected to the inner wall of the catheter chamber.
Compared with the prior art, the invention has the beneficial effects that:
1. the structure design is reasonable, the stability is high, the base can be fixed on the contact surface through the suction force of the sucker, the pipe bin can be positioned through the mutual matching between the positioning rod and the positioning pipe, so that the stability of the pipe bin is improved, the pipe bin is prevented from shaking, the liquid guide pipe can be limited through the limiting ring, so that the stability of the liquid guide pipe is improved, and the liquid guide pipe is prevented from shaking in the liquid guide process;
2. the liquid drainage is convenient, and the pus in the pancreas of the patient can be uniformly guided into the liquid collecting tank in time through the liquid drainage mechanism, so that the bacterial infection caused by splashing of the pus everywhere is effectively avoided;
3. the height is adjustable, and the height of the tube bin can be adjusted as required through the lifting mechanism, so that medical staff with different heights can conveniently perform surgical drainage and liquid drainage;
4. the liquid inlet pipe is not easy to pollute, foreign particles such as dust can be prevented from entering the liquid inlet pipe through the sealing plug, the liquid inlet pipe is polluted, and the liquid inlet pipe can be screwed down together with the butt joint block and the liquid inlet pipe from the liquid guide pipe through rotating the threaded pipe, so that the liquid inlet pipe is convenient to disinfect or replace.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is an enlarged view of FIG. 1 at B;
fig. 4 is an enlarged view of fig. 1 at C.
Reference numbers in the figures: 1. a base; 2. a suction cup; 3. fixing the bin; 4. a threaded hole; 5. a pipe bin; 6. a support plate; 7. a support rod; 8. a lifting plate; 9. a first connecting seat; 10. a guide bar; 11. a sleeve; 12. a second connecting seat; 13. a liquid guide port; 14. a liquid discharge port; 15. a catheter; 16. a liquid discharge pipe; 17. a threaded rod; 18. a crank; 19. a drive plate; 20. a transmission frame; 21. a push block; 22. a spring; 23. a slot handle; 24. a fixed seat; 25. a connecting rod; 26. positioning a rod; 27. a positioning tube; 28. a liquid inlet pipe; 29. a butt joint block; 30. a liquid valve; 31. a threaded pipe; 32. a sealing plug; 33. a pull ring; 34. a seal ring; 35. a liquid discharge bin; 36. a liquid collecting tank; 37. a piston cylinder; 38. a piston; 39. a piston rod; 40. a bump; 41. a limiting ring; 42. a limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: comprises a base 1, the bottom of the base 1 is provided with a plurality of suckers 2, the base 1 can be fixed on a contact surface by the suction force of the suckers 2, the top of the base 1 is fixedly connected with a fixed bin 3, the side walls of the two sides of the fixed bin 3 are respectively provided with a threaded hole 4, a pipe bin 5 is arranged above the fixed bin, a supporting plate 6 is arranged between the pipe bin 5 and the fixed bin 3, the top of the supporting plate 6 is fixedly connected with a plurality of positioning rods 26, the bottom of the pipe bin 5 is fixedly connected with a plurality of positioning tubes 27, the number of the positioning tubes 27 is the same as that of the positioning rods 26, the inner diameter of the positioning tubes 27 is equal to that of the positioning rods 26, the centers of the positioning tubes 27 and the corresponding positioning rods 26 are positioned on the same straight line, the positioning rods 26 can be inserted into the corresponding positioning tubes 27, the pipe bin 5 can be positioned by the mutual matching between the positioning rods 26 and the positioning tubes 27, so as to improve the stability of the pipe bin 5 and prevent the shaking, the bottom of the supporting plate 6 is fixedly connected with a plurality of supporting rods 7, the bottom ends of the supporting rods 7 penetrate through the top of the fixed bin 3 and are fixedly connected with lifting plates 8, the lifting plates 8 are positioned in the fixed bin 3, both sides of the bottom of the lifting plates are fixedly connected with a pair of first connecting seats 9, a rotating shaft is fixedly connected between each pair of first connecting seats 9, the inner walls of the bottom ends of both sides of the fixed bin 3 are fixedly connected with guide rods 10, the rod body of each guide rod 10 is sleeved with a pair of sleeves 11, the top of each sleeve 11 is fixedly connected with a pair of second connecting seats 12, the rotating shaft is fixedly connected between the second connecting seats 12, both sides of the fixed bin 3 are provided with lifting mechanisms, each lifting mechanism comprises a threaded rod 17, the threaded rod 17 is in the threaded hole 4, one end of each lifting mechanism is fixedly connected with a crank 18, the other end of each lifting mechanism is provided with a driving plate 19, the driving plate 19 is positioned in the fixed bin 3, and the side wall of each lifting mechanism, which is close to one side of the threaded rod 17, is fixedly connected with a driving frame 20, the tail end of the threaded rod 17 penetrates through the transmission frame 20 and is fixedly connected with a push block 21, the push block 21 is positioned in the transmission frame 20, the threaded rod 17 can be driven to move along the threaded hole 4 by rotating the crank 18, the push block 21 at the tail end of the threaded rod 17 can push the transmission frame 20 to move when moving, springs 22 are arranged on two sides of the threaded rod 17, the springs 22 are symmetrically arranged, two ends of each spring 22 are fixedly connected to the inner walls of the transmission plate 19 and the fixed bin 3 respectively, two pairs of fixing seats 24 are fixedly connected to the side wall of the other side of the transmission plate 19, a rotating shaft is fixedly connected between each pair of fixing seats 24, a connecting rod 25 is movably connected to the shaft body of each rotating shaft, the other ends of the two connecting rods 25 are movably connected to the rotating shaft between the first connecting seat 9 and the second connecting seat 12 respectively, the transmission frame 20 can drive the connecting rod 25 to deflect when moving, so that the lifting plate 8 and the supporting plate 6 are jacked up or put down together, then the height of the pipe bin 5 can be adjusted, the outer walls and the top of two sides of the pipe bin 5 are respectively provided with a liquid guide port 13 and a liquid discharge port 14, a liquid guide pipe 15 is inserted into the liquid guide port 13, the pipe body of the liquid guide pipe 15 is sleeved with a limiting ring 41, the limiting ring 41 is positioned in the pipe bin 5, the outer walls of two sides of the pipe bin are fixedly connected with a limiting rod 42, the other end of the limiting rod 42 is fixedly connected with the inner wall of the pipe bin 5, the liquid guide pipe 15 can be limited by the limiting ring 41 so as to improve the stability of the liquid guide pipe 15 and prevent the liquid guide pipe 15 from shaking in the liquid guide process, the top of the liquid guide pipe 15 is fixedly connected with a liquid discharge pipe 16, pipe orifices of two ends of the liquid guide pipe 15 are respectively provided with a liquid inlet mechanism, the liquid inlet mechanism comprises a liquid inlet pipe 28, one end orifice of the liquid inlet pipe 28 close to the liquid guide port 13 is fixedly connected with a butt joint block 29, a liquid valve 30 is arranged in the pipe, a threaded pipe 31 is fixedly connected on the butt joint block 29, the liquid inlet pipe 28 penetrates through the butt joint block 29 and is communicated with the threaded pipe 31, the threaded pipe 31 is in threaded connection with the pipe orifice of the liquid guide pipe 15, the pipe wall at the tail end of the liquid guide pipe 15 is carved with external threads matched with the threaded pipe 31, a sealing plug 32 is arranged in the pipe orifice of one end of the liquid inlet pipe 28 far away from the liquid guide port 13, one side of the sealing plug 32 is fixedly connected with a pull ring 33, the diameter of the pull ring is equal to the inner diameter of the liquid inlet pipe 28, a sealing ring 34 is arranged on the outer wall surface of the sealing plug 32, the sealing ring 34 is made of rubber and has elasticity, and can effectively fill a gap between the sealing plug 32 and the inner wall of the liquid inlet pipe 28, so that impurity particles such as dust and the like are prevented from entering the liquid inlet pipe 28 to cause the pollution to the liquid inlet pipe 28, a liquid drainage mechanism is arranged above the pipe bin 5 and comprises a liquid drainage bin 35, the liquid drainage bin 35 is fixedly connected with the top of the pipe bin 5, a bin door is arranged on the front end face of the liquid drainage bin 35, a liquid collection groove 36 is fixedly connected with a groove handle 23, the liquid discharge pipe 16 penetrates through the liquid discharge port 14 and penetrates through the side wall of the liquid discharge bin 35, a pipe orifice at the tail end of the liquid discharge pipe extends to the upper portion of the liquid collection tank 36, discharged pus can be timely and uniformly guided into the liquid collection tank 36 through the liquid discharge pipe 16, bacterial infection caused by splashing of the pus around can be avoided, the top of the liquid discharge bin 35 is fixedly connected with a piston cylinder 37, the piston cylinder 37 is communicated with the liquid discharge bin 35, a piston 38 is arranged in the piston cylinder 37, the top of the piston 38 is fixedly connected with a piston rod 39, the top end of the piston rod 39 penetrates through the top of the piston cylinder 37 and is fixedly connected with a lug 40, the piston rod 39 and the piston 38 can be driven by the lug 40 to move up and down along the inner wall of the piston cylinder 37, at the moment, the air pressure in the piston cylinder 37 changes, and accordingly, the pus in the pancreas of a patient can be sucked into the liquid inlet pipe 28 and the liquid discharge pipe 16 and uniformly guided into the liquid collection tank 36.
The working principle is as follows: when the invention is used, firstly, the base 1 is adsorbed on the table top through the sucking disc 2, then the threaded pipe 31 is in threaded connection with the pipe orifice at the tail end of the liquid guide pipe 15, so that the liquid inlet pipe 28 is communicated with the liquid guide pipe 15, then the pull ring 33 is pulled to pull the sealing plug 32 out of the liquid inlet pipe 28, one end of the liquid inlet pipe 28 is inserted into the accumulated liquid of the pancreatic pus of a patient, then the piston rod 39 is driven by the bump 40 to move upwards along the inner wall of the piston cylinder 37 together with the piston 38, at the moment, the air pressure in the piston cylinder 37 is reduced, so that the pus in the pancreatic gland of the patient can be sucked into the liquid inlet pipe 28 and the liquid discharge pipe 16 and is uniformly guided into the liquid collecting tank 36 through the liquid discharge pipe 16, when the pus in the liquid collecting tank 36 is accumulated to a certain amount, the bin door at the front end surface of the liquid discharge tank 35 is opened, the liquid discharge tank 23 is held to take the liquid collecting tank 36 out of the liquid discharge tank 35, and then the pus can be cleaned subsequently, thereby avoiding bacterial infection caused by splashing the pus everywhere; when the use height of the three-way catheter needs to be adjusted, the crank 18 is held and rotated to drive the threaded rod 17 to move left and right along the threaded hole 4, the push block 21 at the tail end of the threaded rod 17 can push the transmission frame 20 to move when the threaded rod 17 moves, and the transmission frame 20 can drive the connecting rod 25 to deflect when moving, so that the lifting plate 8 and the supporting plate 6 are jacked up or put down together, and then the height of the catheter chamber 5 can be adjusted as required to facilitate surgical drainage and liquid drainage of medical personnel with different heights; when liquid is not discharged, the sealing plug 32 can be plugged into one end pipe opening of the liquid inlet pipe 28 so as to prevent foreign particles such as dust from entering the liquid inlet pipe 28 and polluting the liquid inlet pipe 28, and the liquid inlet pipe 28 can be screwed off from the liquid guide pipe 15 together with the butt block 29 and the liquid inlet pipe 28 by rotating the threaded pipe 31, so that the liquid inlet pipe 28 can be sterilized or replaced conveniently.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. The utility model provides a novel three-way pipe is used in pancreatitis minimal access surgery, includes base (1), its characterized in that: the bottom of the base (1) is provided with a plurality of suckers (2), the top of the base is fixedly connected with a fixed bin (3), side walls on two sides of the fixed bin (3) are respectively provided with a threaded hole (4), a pipe bin (5) is arranged above the threaded hole, a supporting plate (6) is arranged between the pipe bin (5) and the fixed bin (3), the bottom of the supporting plate (6) is fixedly connected with a plurality of supporting rods (7), the bottom ends of the supporting rods (7) penetrate through the top of the fixed bin (3) and are fixedly connected with lifting plates (8), the lifting plates (8) are positioned in the fixed bin (3), two sides of the bottom of the lifting plates are respectively and fixedly connected with a pair of first connecting seats (9), each pair of first connecting seats (9) is respectively and fixedly connected with a rotating shaft, inner walls on two sides of the fixed bin (3) are respectively and fixedly connected with guide rods (10), and the rod body of each guide rod (10) is provided with a pair of sleeves (11), the utility model discloses a drainage tube, including casing pipe (11), a pair of second connecting seat (12) of top fixedly connected with of sleeve pipe (11), fixedly connected with pivot between second connecting seat (12), the both sides of fixed storehouse (3) all are provided with elevating system, drain mouth (13) and leakage fluid dram (14) have been seted up respectively to the both sides outer wall and the top of pipe storehouse (5), catheter (15) have been inserted in drain mouth (13), top fixedly connected with leakage fluid dram (16) of catheter (15), its both ends mouth of pipe all are provided with feed liquor mechanism, the top in pipe storehouse (5) is provided with drainage mechanism.
2. The novel pancreatitis minimally invasive surgery three-way catheter of claim 1, which is characterized in that: the lifting mechanism comprises a threaded rod (17), the threaded rod (17) is in threaded hole (4) in threaded connection, a crank (18) is fixedly connected to one end of the threaded rod (17), a transmission plate (19) is arranged at the other end of the threaded rod, the transmission plate (19) is positioned in a fixed bin (3), a transmission frame (20) is fixedly connected to the side wall of one side of the threaded rod (17), the tail end of the threaded rod (17) penetrates through the transmission frame (20) and is fixedly connected with a push block (21), the push block (21) is positioned in the transmission frame (20), springs (22) are arranged on two sides of the threaded rod (17), the springs (22) are symmetrically arranged, two ends of each spring are respectively and fixedly connected to the inner walls of the transmission plate (19) and the fixed bin (3), two pairs of fixing seats (24) are fixedly connected to the side wall of the transmission plate (19), and each pair of the fixing seats (24) are fixedly connected with a rotating shaft, the shaft body of the rotating shaft is movably connected with connecting rods (25), and the other ends of the two connecting rods (25) are respectively and movably connected to the rotating shaft between the first connecting seat (9) and the second connecting seat (12).
3. The novel pancreatitis minimally invasive surgery three-way catheter of claim 1, which is characterized in that: the top fixedly connected with of layer board (6) is a plurality of locating lever (26), the bottom fixedly connected with of pipe storehouse (5) is a plurality of registration arm (27), registration arm (27) are the same with the quantity of locating lever (26), and its internal diameter equals the rod footpath of locating lever (26), just registration arm (27) and corresponding locating lever (26) center are located same straight line.
4. The novel pancreatitis minimally invasive surgery three-way catheter of claim 1, which is characterized in that: feed liquor mechanism includes feed liquor pipe (28), one end mouth of pipe fixedly connected with butt joint piece (29) that feed liquor pipe (28) are close to drain port (13), and its intraductal liquid valve (30) of installing, fixedly connected with screwed pipe (31) on butt joint piece (29), feed liquor pipe (28) run through butt joint piece (29) and each other communicate with screwed pipe (31), screwed pipe (31) threaded connection is at the mouth of pipe of drain (15), the terminal pipe wall of drain (15) is carved with the external screw thread with screwed pipe (31) matched with.
5. The novel pancreatitis minimally invasive surgery three-way catheter of claim 4, which is characterized in that: a sealing plug (32) is arranged in a pipe orifice of one end, away from the liquid guide port (13), of the liquid inlet pipe (28), a pull ring (33) is fixedly connected to one side of the sealing plug (32), the diameter of the pull ring is equal to the inner diameter of the liquid inlet pipe (28), and a sealing ring (34) is arranged on the surface of the outer wall of the sealing plug (32).
6. The novel pancreatitis minimally invasive surgery three-way catheter of claim 1, which is characterized in that: the flowing back mechanism includes drainage bin (35), drainage bin (35) fixed connection is at the top in pipe storehouse (5), and the door is installed to its preceding terminal surface, just be provided with collecting tank (36) in drainage bin (35), the preceding terminal surface fixed connection of collecting tank (36) has slotted handle (23), drain pipe (16) pass leakage fluid dram (14) and run through the lateral wall in drainage bin (35), and its terminal mouth of pipe extends to the top of collecting tank (36), the top fixedly connected with piston tube (37) in drainage bin (35), each other communicates with drainage bin (35) piston tube (37), and its inside is provided with piston (38), the top fixedly connected with piston rod (39) of piston (38), the top and the fixedly connected with lug (40) of piston tube (37) are run through on the top of piston rod (39).
7. The novel pancreatitis minimally invasive surgery three-way catheter of claim 1, which is characterized in that: the pipe shaft sleeve of catheter (15) is equipped with spacing ring (41), spacing ring (41) are located pipe storehouse (5), and its both sides outer wall all fixedly connected with gag lever post (42), the other end fixed connection of gag lever post (42) is at the inner wall of pipe storehouse (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110494758.5A CN113198090A (en) | 2021-05-07 | 2021-05-07 | Novel three-way catheter for minimally invasive pancreatitis surgery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110494758.5A CN113198090A (en) | 2021-05-07 | 2021-05-07 | Novel three-way catheter for minimally invasive pancreatitis surgery |
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CN113198090A true CN113198090A (en) | 2021-08-03 |
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CN202110494758.5A Pending CN113198090A (en) | 2021-05-07 | 2021-05-07 | Novel three-way catheter for minimally invasive pancreatitis surgery |
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