CN115920151A - Malignant pleural effusion and ascites drainage device and drainage method thereof - Google Patents
Malignant pleural effusion and ascites drainage device and drainage method thereof Download PDFInfo
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- CN115920151A CN115920151A CN202211578193.XA CN202211578193A CN115920151A CN 115920151 A CN115920151 A CN 115920151A CN 202211578193 A CN202211578193 A CN 202211578193A CN 115920151 A CN115920151 A CN 115920151A
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Abstract
The invention discloses a malignant pleural effusion drainage device and a drainage method thereof, and relates to the technical field of medical instruments.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a malignant pleural effusion and ascites drainage device and a drainage method thereof.
Background
Hydrothorax and ascites refers to the phenomenon of fluid increase in body cavity due to disseminated lesion in thoracic and peritoneal membranes caused by malignant tumor or cancerous lesion in the whole body or in thoracic and peritoneal cavities. Malignant tumor or cancerous lesion, pleural and ascites refers to abnormal liquid occurring in the thoracic cavity and abdominal cavity, malignant pleural and abdominal ascites is one of the complications of late cancer, all patients with pleural and abdominal ascites indicate that there is distant metastasis, and the clinical treatment usually adopts means such as pure water pumping and discharging, intracavity injection of chemotherapeutic drugs, installation of closed drainage tubes, and body cavity circulating hot perfusion, and the like, and the publication number is as follows: CN211096464U discloses a hydrothorax and ascites drainage device, including drainage case and drainage mechanism, be provided with the drainage tube on the downside of drainage case one end, drainage mechanism sets up on the drainage case, drainage mechanism comprises first connecting pipe, installation pipe, miniature air pump, activated carbon sheet layer and alcohol cotton layer, the one end of keeping away from the drainage tube on the up end of drainage case is provided with first connecting pipe, the upper end of first connecting pipe has the installation pipe through setting up female thread threaded connection, the upper end of installation pipe is provided with miniature air pump, the inside lower extreme at first connecting pipe of drainage incasement portion is provided with activated carbon sheet layer, the inside lower extreme at activated carbon sheet layer of drainage incasement portion is provided with alcohol cotton layer. The utility model discloses simple structure, reasonable in design, the simple operation is swift, can be fast last carry out the drainage to ascites under the chest, improves drainage efficiency, makes things convenient for medical personnel's operation, prevents simultaneously effectively that ascites under the chest from flowing back inside the drainage device.
According to the technical scheme, the pleuroperitoneal fluid drainage device and the drainage method thereof are provided, and the problems are solved.
Disclosure of Invention
The application aims to provide a malignant pleural effusion and ascites drainage device and a drainage method thereof, which aim to solve the problem that the technical scheme provided in the background technology adopts a miniature air pump to pump pleural effusion and ascites out, but the current miniature air pump can only pump pleural effusion and ascites out at constant flow rate, and is difficult to adjust the flow rate of water flow for pumping pleural effusion and ascites, and the technical scheme is inconvenient to sample the pleural effusion and the ascites when the stored pleural effusion and the ascites are stored, and has certain inconvenience when the experiment detection is carried out.
In order to achieve the above purpose, the present application provides the following technical solutions: a malignant pleural effusion and ascites drainage device comprises an installation box, wherein a pollution discharge assembly is installed on the inner wall of the bottom of the left side of the installation box, a power assembly is installed on the right side of the installation box, a transmission box is fixedly installed on the inner wall of the right side of the installation box, a movable plate is connected in the transmission box in a sealing and sliding manner, two fixed holes are symmetrically formed in the movable plate, a current limiting assembly is installed in each fixed hole, a transmission assembly is installed at the bottom of the movable plate, the right side of the transmission assembly extends to the right side of the installation box and is connected with the power assembly, a joint assembly is installed on the inner wall of the top of the transmission box, and the top end of the joint assembly extends to the upper side of the installation box;
the door opening has been seted up on the left side inner wall of install bin, install the rose box on the left side inner wall of install bin, the flow hole has been seted up on the bottom inner wall of rose box, the filter assembly has been equipped with to the door opening inside callipers, and the right side of filter assembly extends to in the rose box and is connected with the inner wall of rose box, fixed mounting has the conveyer pipe on the top right side inner wall of rose box, the right-hand member of conveyer pipe extends to in the transmission case and with the left side bottom inner wall fixed connection of transmission case, and fixed mounting has the activated carbon plate that is located the rose box below in the install bin, install drive assembly on the right side inner wall of rose box, and drive assembly is connected with filter assembly, drive assembly's right side extends to the right side of install bin and is connected with power assembly.
Borrow by above-mentioned structure, after being connected valve joint and drainage tube, can start power component this moment and drive transmission assembly and drive assembly and move, when transmission assembly operates, can drive the movable plate and carry out longitudinal reciprocating motion, alright utilize negative pressure principle appeal can take out the hydrops in patient's thorax, carry to the transmission case in, later usable conveyer pipe can carry the hydrops to the rose box in, filter through the filtration assembly, can filter out the fixture in the hydrops, the hydrops after filtering can fall into the install bin, and under drive assembly's transmission, can drive the filtration assembly and operate, with this can prevent that the solid from blockking up the filtration assembly, so that can make the hydrops normally flow.
Preferably, the power assembly comprises a power box, a driving motor, a fixed shaft, a driving bevel gear, a driven bevel gear and a transmission belt;
the power box is fixedly arranged on the right side of the mounting box, the driving motor is fixedly arranged at the bottom of the power box, an output shaft of the driving motor extends into the power box and is fixedly connected with the fixed shaft, and the top end of the fixed shaft is rotatably connected with the inner wall of the top of the power box;
the driving bevel gear is fixedly sleeved on the fixed shaft, the driven bevel gear is connected with the driving assembly, the driving bevel gear is meshed with the driven bevel gear, and the transmission belt is respectively connected with the driving assembly and the driving assembly.
Furthermore, the driving motor is started to drive the fixed shaft to rotate, the driving assembly can be driven to operate under the meshing transmission action of the driving bevel gear and the driven bevel gear, and the transmission assembly can be driven to operate under the driving action of the transmission belt.
Preferably, the transmission assembly comprises a driving shaft, a rotating shaft, a reciprocating member, a connecting ring, an arc-shaped sliding plate, a connecting rod, a connecting bevel gear and a driving bevel gear;
the driving shaft penetrates through the inner wall of the right side of the transmission box and is in rotating connection with the inner wall of the right side of the transmission box, the driving belt is in driving connection with the driving shaft, the rotating shaft is in rotating connection with the inner wall of the bottom of the transmission box, the driving bevel gear is fixedly sleeved on the rotating shaft, the connecting bevel gear is fixedly installed at the left end of the driving shaft, and the connecting bevel gear is meshed with the driving bevel gear;
the reciprocating component is installed on the inner wall of transmission case, and reciprocating component is connected with rotation axis and connecting rod respectively, the top and the arc type slide fixed connection of connecting rod, and go-between fixed mounting is in the bottom of movable plate, arc type slide and go-between sliding connection.
Furthermore, the driving shaft can rotate after receiving the power of the transmission belt, and at the moment, under the meshing transmission action of the connecting bevel gear and the driving bevel gear, the rotating shaft can be driven to rotate, so that the driving force can be provided for the reciprocating component, and the moving plate can be conveniently driven to move.
Preferably, the reciprocating member comprises a supporting plate, a mounting plate, a transmission shaft, a transmission bevel gear, a bevel gear ring, a transmission rod, a rectangular ring, a mounting shaft and a swinging rod;
the support plate is fixedly arranged at the bottom of the left side of the rotating shaft, the mounting plate is fixedly arranged at the top of the support plate, the transmission shaft penetrates through the mounting plate and is rotatably connected with the mounting plate, the transmission rod is fixedly arranged at the top of the transmission shaft, the mounting shaft is fixedly arranged at the top of the right side of the transmission rod, the right end of the mounting shaft is fixedly connected with the swing rod, and the bottom of the swing rod is rotatably connected with the top of the left side of the rotating shaft;
the transmission bevel gear is fixedly arranged at the left end of the transmission shaft, the bevel gear ring is fixedly arranged in the transmission box, and the transmission bevel gear is meshed with the bevel gear ring;
the rectangular ring is sleeved on the mounting shaft, and the rectangular ring is fixedly connected with the bottom end of the connecting rod.
Furthermore, when the supporting plate moves circularly along with the rotating shaft, the transmission shaft can move circularly, the transmission shaft can be driven to rotate under the meshing transmission action of the transmission bevel gear and the bevel gear ring, and then the connecting rod can be driven to move longitudinally in a reciprocating manner under the transmission matching of the mounting shaft and the rectangular ring, so that the moving plate can move longitudinally in a reciprocating manner.
Preferably, the joint assembly comprises a liquid inlet pipe and a valve joint;
the liquid inlet pipe is fixedly installed on the inner wall of the top of the transmission case, the top end of the liquid inlet pipe extends to the upper portion of the installation case and is fixedly connected with the valve joint, and the check valve is installed in the liquid inlet pipe.
Further, utilize the valve joint can be connected with external drainage tube to this hydrops that can conveniently carry the thorax.
Preferably, the flow limiting assembly comprises a mounting pipe, a sealing ring, a ball head rod and an extension spring;
the mounting tube is fixedly mounted in the fixing hole, the sealing ring is fixedly mounted in the mounting tube, the ball head rod is connected in the fixing hole in a sliding mode, the ball head rod is in close contact with the inner wall of the sealing ring, and the bottom end of the ball head rod extends into the transmission case;
the extension spring is sleeved on the ball head rod, and the top end and the bottom end of the extension spring are respectively and fixedly connected with the bottom of the movable plate and the bottom end of the ball head rod.
Further, when the movable plate moves upwards, the movable plate can move under the thrust action of the pleural effusion, so that the effusion flows into the lower part of the movable plate through the fixed hole.
Preferably, the filtering component comprises a filter screen, a scraper, a limiting shaft and a cover plate;
the cover plate is clamped with the door hole, the filter screen is fixedly arranged on the right side of the cover plate, the right side of the filter screen extends into the filter box, and the filter screen is attached to the inner wall of the filter box;
the limiting shaft penetrates through the filter screen and is connected with the filter screen in a rotating mode, the top end of the limiting shaft is fixedly connected with the scraper, the scraper is in contact with the top of the filter screen, and the bottom end of the limiting shaft is connected with the driving assembly.
Furtherly, receive drive assembly's power at spacing axle after, can rotate, alright drive scraper blade this moment rotates to this can clear up the solid that falls on the filter screen, guarantees that the filter screen can normally flow.
Preferably, the driving assembly comprises a connecting shaft and two rotating bevel gears;
the connecting shaft penetrates through the filter box and is rotationally connected with the inner wall of the right side of the filter box, the two rotating bevel gears are fixedly connected with the bottom end of the fixed shaft and the left end of the connecting shaft respectively, the right end of the connecting shaft extends into the power box and is fixedly connected with the driven bevel gear, and the connecting shaft is in transmission connection with the transmission belt.
Furthermore, when the connecting shaft rotates along with the driven bevel gear, the limiting shaft can be driven to rotate under the meshing transmission action of the two rotating bevel gears, so that power can be provided for the rotation of the scraper.
Preferably, the sewage discharge assembly comprises a sewage discharge pipe, a baffle plate, a rectangular column, a suction pipe, a flow limiting ring, a connecting cover and a connecting member;
the sewage discharge pipe is fixedly arranged on the inner wall of the bottom of the left side of the installation box, the left end of the sewage discharge pipe extends to the outer side of the installation box, the baffle and the left side of the sewage discharge pipe are clamped, the bottom end of the rectangular column penetrates through the inner wall of the top of the sewage discharge pipe and extends into the sewage discharge pipe, the flow-limiting ring is fixedly arranged in the sewage discharge pipe, the right side of the rectangular column is provided with a sewage discharge groove communicated with the flow-limiting ring, the inner wall of the top of the sewage discharge groove is provided with a moving hole, the bottom end of the suction pipe extends into the moving hole and is fixedly provided with a sealing plate, the sealing plate is in sealing sliding connection with the inner wall of the moving hole, the connecting cover is fixedly sleeved on the suction pipe, the suction pipe is sleeved with a compression spring positioned above the rectangular column, and the top end and the bottom end of the compression spring are respectively fixedly connected with the bottom of the connecting cover and the top end of the rectangular column;
the connecting component comprises a support ring, an L-shaped rod, a sliding cover, a support sliding plate, a screw rod, a threaded plate, a stop lever, a driving gear, a rack, a connecting plate and a positioning piece;
the support ring is fixedly arranged on the left side of the baffle, the L-shaped rod penetrates through the support ring and is in sliding connection with the support ring, the sliding cover is fixedly arranged at the top of the sewage discharge pipe, the support sliding plate is in sliding connection with the sliding cover, the screw rod penetrates through the support sliding plate and is in rotating connection with the support sliding plate, the driving gear is fixedly arranged at the bottom end of the screw rod, the rack is fixedly arranged on the inner wall of the rear side of the sliding cover, the driving gear is meshed with the rack, the threaded plate is sleeved on the screw rod and is in threaded connection with the screw rod, the stop lever is fixedly arranged on the right side of the threaded plate, the connecting plate is fixedly arranged on the front side of the rectangular column, and the stop lever penetrates through the connecting plate and is in sliding connection with the connecting plate;
the positioning piece comprises a stop rail, a clamping rod, a ball and a brake spring;
the stop rail is fixedly mounted on the left side of the baffle, the clamping rod penetrates through the L-shaped rod and is in sliding connection with the L-shaped rod, the clamping groove is formed in the bottom of the left side of the stop rail, the right end of the clamping rod extends into the clamping groove and is clamped with the clamping groove, the ball is movably embedded at the right end of the clamping rod, the brake spring is sleeved on the clamping rod and is located on the right side of the L-shaped rod, and the left end and the right end of the brake spring are fixedly connected with the left end of the clamping rod and the left side of the L-shaped rod respectively.
Further, utilize the syringe to be connected with the connecting cover, the straw can be pushed down afterwards, can take the hydrops out to can take a sample to the hydrops.
The invention also provides a drainage method of the malignant pleural effusion and ascites drainage device, which comprises the following steps:
s1: connecting the valve joint with a drainage tube in the body of a patient;
s2: the accumulated liquid in the thoracic cavity can be pumped out by starting the driving motor and is conveyed into the filter box;
s3: when the filter screen is used for filtering the accumulated liquid, the solid can be cleaned when the connecting shaft rotates, so that the accumulated liquid can flow out normally;
s4: the injector is inserted into the connecting cover, and the accumulated liquid can be pumped out by pressing the suction pipe downwards;
s5: the plugging of the sewage discharge pipe can be removed by pulling the baffle plate, and accumulated liquid in the installation box can be discharged.
In conclusion, the technical effects and advantages of the invention are as follows:
1. according to the invention, a drainage tube inserted on a patient body is connected with a valve joint, a check valve is arranged in the valve joint, so that the problem of backflow of pumped effusion can be prevented, then a driving motor can be started to drive a fixed shaft to rotate, at the moment, a connecting shaft can be driven to rotate under the meshing transmission action of a driving bevel gear and a driven bevel gear, when the connecting shaft rotates, a driving shaft can be driven to rotate through a driving belt, when the driving shaft rotates, a rotating shaft can be driven to rotate under the meshing transmission action of a connecting bevel gear and the driving bevel gear, at the moment, a supporting plate can be driven to do circular motion, a mounting plate can be driven to do circular motion, at the moment, under the meshing transmission action of the driving bevel gear and a bevel gear ring, the driving shaft can be driven to rotate by taking the driving shaft as a center, at the moment, under the transmission cooperation of the mounting shaft and a rectangular ring, the connecting rod can be driven to do longitudinal reciprocating motion, so that a movable plate can be driven to do longitudinal reciprocating motion through the sliding cooperation of a piston type sliding plate and a connecting ring, and the movable plate can make the movable plate do motion;
2. when the movable plate moves downwards, the space above the movable plate can be increased to form a negative pressure state, so that a check valve core in a liquid inlet pipe can move under the action of negative pressure, the check valve in the liquid inlet pipe is in an open state, the valve joint and the drainage pipe can have suction force, accumulated liquid in the chest cavity of a patient can be pumped out and conveyed into a transmission box, when the movable plate moves upwards, the check valve is in a closed state, the accumulated liquid can generate pressure on two ball head rods to enable the ball head rods to move downwards, at the moment, the mounting pipe is in a circulation state, the accumulated liquid above the movable plate can flow into the lower part of the movable plate through a fixed hole, so that the accumulated liquid in the body of the patient can be continuously pumped out when the movable plate performs longitudinal reciprocating motion, meanwhile, the driving motor is a variable-frequency motor, the rotating speed of an output shaft of the variable-frequency motor can be adjusted according to needs, the frequency of the reciprocating motion of the movable plate can be controlled, and the pumping speed of the accumulated liquid in the chest cavity can be controlled;
3. according to the invention, after the accumulated liquid is pumped to the lower part of the movable plate, the accumulated liquid can be conveyed into the filter box through the conveying pipe, so that solid matters contained in the accumulated liquid can be filtered under the filtering action of the filter screen, the filtered accumulated liquid can flow into the installation box through the flow holes, and the peculiar smell generated by the accumulated liquid can be adsorbed through the filtering of the activated carbon plate, so that the odor can be prevented from dispersing and diffusing;
4. according to the invention, when the connecting shaft rotates, the mounting shaft can be driven to rotate under the meshing transmission action of the two rotating bevel gears, the scraper can rotate at the moment, and the solid falling on the filter screen can be cleaned under the action of the scraper, so that the fixed objects can be prevented from being accumulated on the filter screen, the flow rate of the filter screen cannot be influenced, and the filter screen can be moved out and the solid objects can be moved out when the cover plate is pulled out;
5. according to the invention, when the accumulated liquid needs to be sampled, the syringe for sampling can be inserted into the connecting cover, then the connecting cover can be pressed down to move the suction pipe into the sewage discharge groove, the accumulated liquid in the installation box can flow into the sewage discharge groove through the flow limiting ring, and at the moment, the accumulated liquid can be drawn into the syringe through the suction pipe by drawing the syringe for sampling;
6. according to the invention, the clamping rod is moved out of the clamping groove by pulling the clamping rod, the limit on the L-shaped rod can be released at the moment, then the L-shaped rod can drive the threaded plate to move towards the left side by pulling the baffle plate, the screw rod can be driven to move when the threaded plate moves, the screw rod can be rotated under the meshing transmission action of the driving gear and the rack, so that the threaded plate can move upwards under the thread transmission action with the threaded plate, the rectangular column can be driven to move upwards under the transmission action of the baffle rod and the connecting plate, and accumulated liquid can be discharged from a drain pipe and discharged when the flow limiting ring is unblocked.
According to the drainage device, the accumulated liquid in the body of the patient can be pumped out by starting the driving motor, then the accumulated liquid can be filtered, solid matters in the accumulated liquid can be collected in a centralized manner, and the accumulated liquid can be conveniently sampled, so that the drainage device has good practicability compared with a traditional drainage device.
Drawings
FIG. 1 is a front view of the structure of an embodiment of the present application;
FIG. 2 is a front view of the internal structure of the transmission case according to the embodiment of the present application;
FIG. 3 is a front view of a cross-sectional structure of a movable plate according to an embodiment of the present application;
FIG. 4 is a schematic structural diagram of portion A of FIG. 3 according to an embodiment of the present application;
FIG. 5 is a three-dimensional view of the connection structure of the drive shaft, the swing lever, the mounting shaft, the connecting rod, the transmission rod and the drive shaft according to the embodiment of the present application;
FIG. 6 is a front view of the internal structure of the filtration tank according to the embodiment of the present application;
FIG. 7 is a front view of a sewage pipe, a rectangular column, a screw rod and an L-shaped rod connection structure according to an embodiment of the present application;
FIG. 8 is a schematic structural diagram of a portion B shown in FIG. 7 according to an embodiment of the present application;
FIG. 9 is a front view of the inner structure of a sewage drain pipe according to the embodiment of the present application;
FIG. 10 is a front view of a cross-sectional structure of a suction tube and a coupling cap according to an embodiment of the present application;
FIG. 11 is a three-dimensional view of the coupling cap, straw, and sealing plate coupling structure of an embodiment of the present application;
FIG. 12 is a three-dimensional view of the connection structure of the L-shaped rod, the sliding cover, the screw rod and the rectangular column according to the embodiment of the present application.
In the figure: 1. installing a box; 2. a power box; 3. a drive motor; 4. a fixed shaft; 5. driving bevel gears; 6. a connecting shaft; 7. a transmission case; 8. a liquid inlet pipe; 9. a valve joint; 10. a drive shaft; 11. a transmission belt; 12. a delivery pipe; 13. a filter box; 14. an activated carbon plate; 15. moving the plate; 16. a connecting ring; 17. an arc-shaped sliding plate; 18. a connecting rod; 19. a rotating shaft; 20. a connecting bevel gear; 21. a drive bevel gear; 22. a support plate; 23. mounting a plate; 24. a drive shaft; 25. a transmission bevel gear; 26. an umbrella tooth ring; 27. a swing lever; 28. a transmission rod; 29. a rectangular ring; 30. installing a shaft; 31. a fixing hole; 32. installing a pipe; 33. a ball-head rod; 34. an extension spring; 35. a seal ring; 36. a driven bevel gear; 37. a cover plate; 38. filtering with a screen; 39. a squeegee; 40. a rotating bevel gear; 41. a blow-off pipe; 42. a baffle plate; 43. a support ring; 44. an L-shaped rod; 45. a slide cover; 46. a thread plate; 47. supporting the sliding plate; 48. a screw; 49. a stop lever; 50. a rectangular column; 51. a connecting plate; 52. a sewage draining groove; 53. a straw; 54. a compression spring; 55. a connecting cover; 56. a sealing plate; 57. a drive gear; 58. a rack; 59. blocking the rail; 60. a clamping rod; 61. a brake spring; 62. a ball bearing; 63. and (4) a flow-limiting ring.
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.
Examples
Referring to fig. 1 to 12, the embodiment provides a malignant pleural effusion and ascites drainage device, which includes an installation box 1, a blowdown assembly is installed on the inner wall of the bottom of the left side of the installation box 1, a power assembly is installed on the right side of the installation box 1, a transmission box 7 is fixedly installed on the inner wall of the right side of the installation box 1, a moving plate 15 is hermetically and slidably connected in the transmission box 7, two fixed holes 31 are symmetrically formed in the moving plate 15, a current limiting assembly is installed in the fixed holes 31, a transmission assembly is installed at the bottom of the moving plate 15, the right side of the transmission assembly extends to the right side of the installation box 1 and is connected with the power assembly, a joint assembly is installed on the inner wall of the top of the transmission box 7, and the top end of the joint assembly extends to the upper side of the installation box 1;
the door opening has been seted up on the left side inner wall of install bin 1, install rose box 13 on the left side inner wall of install bin 1, the flow hole has been seted up on the bottom inner wall of rose box 13, the filter assembly has been equipped with to the card in the door opening, and filter assembly's right side extends to in the rose box 13 and is connected with the inner wall of rose box 13, fixed mounting has conveyer pipe 12 on the top right side inner wall of rose box 13, conveyer pipe 12's right-hand member extend to in the transmission case 7 and with the left side bottom inner wall fixed connection of transmission case 7, and fixed mounting has the activated carbon plate 14 that is located the rose box 13 below in the install bin 1, install drive assembly on the right side inner wall of rose box 13, and drive assembly is connected with filter assembly, drive assembly's right side extends to the right side of install bin 1 and is connected with power assembly.
Borrow by above-mentioned structure, after being connected valve joint 9 and drainage tube, can start power component this moment and drive transmission assembly and drive assembly and move, when transmission assembly operates, can drive movable plate 15 and carry out longitudinal reciprocating motion, alright utilize the negative pressure principle appeal can take out the hydrops in patient's thorax, carry to the transmission case 7 in, later usable conveyer pipe 12 can carry the hydrops to the rose box 13 in, filter through the filtration assembly, can filter out the fixture in the hydrops, the hydrops after the filtration can fall into install bin 1 in, and under the drive action of drive assembly, can drive the filtration assembly and operate, with this can prevent that the solid from blockking up the filtration assembly, so that can make the hydrops normally flow.
In the embodiment, the power assembly comprises a power box 2, a driving motor 3, a fixed shaft 4, a driving bevel gear 5, a driven bevel gear 36 and a transmission belt 11;
the power box 2 is fixedly arranged on the right side of the mounting box 1, the driving motor 3 is fixedly arranged at the bottom of the power box 2, an output shaft of the driving motor 3 extends into the power box 2 and is fixedly connected with the fixed shaft 4, and the top end of the fixed shaft 4 is rotatably connected with the inner wall of the top of the power box 2;
the driving bevel gear 5 is fixedly sleeved on the fixed shaft 4, the driven bevel gear 36 is connected with the driving component, the driving bevel gear 5 is meshed with the driven bevel gear 36, and the transmission belt 11 is respectively connected with the driving component and the driving component.
The driving motor 3 is started to drive the fixed shaft 4 to rotate, and at this time, the driving component can be driven to operate under the meshing transmission action of the driving bevel gear 5 and the driven bevel gear 36, and the transmission component can be driven to operate under the driving action of the transmission belt 11.
In this embodiment, the driving assembly includes a driving shaft 10, a rotating shaft 19, a reciprocating member, a connecting ring 16, an arc type sliding plate 17, a connecting rod 18, a connecting bevel gear 20, and a driving bevel gear 21;
the driving shaft 10 penetrates through the inner wall of the right side of the transmission box 7 and is in rotating connection with the inner wall of the right side of the transmission box 7, the transmission belt 11 is in transmission connection with the driving shaft 10, the rotating shaft 19 is in rotating connection with the inner wall of the bottom of the transmission box 7, the driving bevel gear 21 is fixedly sleeved on the rotating shaft 19, the connecting bevel gear 20 is fixedly installed at the left end of the driving shaft 10, and the connecting bevel gear 20 is meshed with the driving bevel gear 21;
the reciprocating component is arranged on the inner wall of the transmission case 7, the reciprocating component is respectively connected with the rotating shaft 19 and the connecting rod 18, the top end of the connecting rod 18 is fixedly connected with the arc-shaped sliding plate 17, the connecting ring 16 is fixedly arranged at the bottom of the movable plate 15, and the arc-shaped sliding plate 17 is in sliding connection with the connecting ring 16.
The driving shaft 10 is rotated after receiving the power of the driving belt 11, and the rotating shaft 19 is rotated by the meshing transmission of the connecting bevel gear 20 and the driving bevel gear 21, so as to provide a driving force to the reciprocating member to facilitate the moving of the moving plate 15.
In this embodiment, the reciprocating member includes a support plate 22, a mounting plate 23, a transmission shaft 24, a transmission bevel gear 25, a bevel gear ring 26, a transmission rod 28, a rectangular ring 29, a mounting shaft 30, and a swing rod 27;
the supporting plate 22 is fixedly installed at the bottom of the left side of the rotating shaft 19, the installing plate 23 is fixedly installed at the top of the supporting plate 22, the transmission shaft 24 penetrates through the installing plate 23 and is rotatably connected with the installing plate 23, the transmission rod 28 is fixedly installed at the top of the transmission shaft 24, the installing shaft 30 is fixedly installed at the top of the right side of the transmission rod 28, the right end of the installing shaft 30 is fixedly connected with the swing rod 27, and the bottom of the swing rod 27 is rotatably connected with the top of the left side of the rotating shaft 19;
the transmission bevel gear 25 is fixedly arranged at the left end of the transmission shaft 24, the bevel gear ring 26 is fixedly arranged in the transmission box 7, and the transmission bevel gear 25 is meshed with the bevel gear ring 26;
the rectangular ring 29 is sleeved on the mounting shaft 30, and the rectangular ring 29 is fixedly connected with the bottom end of the connecting rod 18.
When the support plate 22 moves circularly along with the rotating shaft 19, the transmission shaft 24 can move circularly, and at this time, the transmission shaft 24 can be driven to rotate under the meshing transmission action of the transmission bevel gear 25 and the bevel gear ring 26, and then the connecting rod 18 can be driven to move longitudinally in a reciprocating manner under the transmission matching of the mounting shaft 30 and the rectangular ring 29, so that the moving plate 15 can move longitudinally in a reciprocating manner.
In this embodiment, the joint assembly comprises a liquid inlet pipe 8 and a valve joint 9;
Utilize valve joint 9 can be connected with external drainage tube to this hydrops that can conveniently carry the thorax.
In this embodiment, the flow limiting assembly includes a mounting tube 32, a sealing ring 35, a ball rod 33, and an extension spring 34;
the mounting tube 32 is fixedly mounted in the fixing hole 31, the sealing ring 35 is fixedly mounted in the mounting tube 32, the ball head rod 33 is connected in the fixing hole 31 in a sliding manner, the ball head rod 33 is in close contact with the inner wall of the sealing ring 35, and the bottom end of the ball head rod 33 extends into the transmission case 7;
the extension spring 34 is sleeved on the ball rod 33, and the top end and the bottom end of the extension spring 34 are respectively and fixedly connected with the bottom of the moving plate 15 and the bottom end of the ball rod 33.
When the moving plate 15 moves upward, the pleural effusion can move under the thrust of the pleural effusion, so that the effusion can flow into the lower part of the moving plate 15 from the fixed hole 31.
In this embodiment, the filtering component includes a filter screen 38, a scraper 39, a limiting shaft and a cover plate 37;
the cover plate 37 is clamped with the door hole, the filter screen 38 is fixedly arranged on the right side of the cover plate 37, the right side of the filter screen 38 extends into the filter box 13, and the filter screen 38 is attached to the inner wall of the filter box 13;
the limiting shaft penetrates through the filter screen 38 and is rotatably connected with the filter screen 38, the top end of the limiting shaft is fixedly connected with the scraping plate 39, the scraping plate 39 is in contact with the top of the filter screen 38, and the bottom end of the limiting shaft is connected with the driving assembly.
After the limiting shaft receives the power of the driving component, the limiting shaft can rotate, and at the moment, the scraping plate 39 can be driven to rotate, so that solid falling on the filter screen 38 can be cleaned, and the filter screen 38 can normally flow.
In this embodiment, the drive assembly comprises a connecting shaft 6 and two rotating bevel gears 40;
the connecting shaft 6 penetrates through the filter box 13 and is rotationally connected with the inner wall of the right side of the filter box 13, the two rotating bevel gears 40 are respectively and fixedly connected with the bottom end of the fixed shaft and the left end of the connecting shaft 6, the right end of the connecting shaft 6 extends into the power box 2 and is fixedly connected with the driven bevel gear 36, and the connecting shaft 6 is in transmission connection with the transmission belt 11.
When the connecting shaft 6 rotates along with the driven bevel gear 36, the limiting shaft can be driven to rotate under the meshing transmission action of the two rotating bevel gears 40, so that the scraper 39 can be powered to rotate.
In this embodiment, the sewage draining assembly comprises a sewage draining pipe 41, a baffle plate 42, a rectangular column 50, a suction pipe 53, a flow-limiting ring 63, a connecting cover 55 and a connecting member;
the sewage discharge pipe 41 is fixedly arranged on the inner wall of the bottom of the left side of the installation box 1, the left end of the sewage discharge pipe 41 extends to the outer side of the installation box 1, the baffle plate 42 and the left side of the sewage discharge pipe 41 are clamped, the bottom end of the rectangular column 50 penetrates through the inner wall of the top of the sewage discharge pipe 41 and extends into the sewage discharge pipe 41, the flow limiting ring 63 is fixedly arranged in the sewage discharge pipe 41, the right side of the rectangular column 50 is provided with a sewage discharge groove 52 communicated with the flow limiting ring 63, the inner wall of the top of the sewage discharge groove 52 is provided with a moving hole, the bottom end of the suction pipe 53 extends into the moving hole and is fixedly provided with a sealing plate 56, the sealing plate 56 is in sealing sliding connection with the inner wall of the moving hole, the connecting cover 55 is fixedly sleeved on the suction pipe 53, the compression spring 54 positioned above the rectangular column 50 is sleeved on the suction pipe 53, and the top end and the bottom end of the compression spring 54 are respectively and fixedly connected with the bottom of the connecting cover 55 and the top end of the rectangular column 50;
the connecting component comprises a supporting ring 43, an L-shaped rod 44, a sliding cover 45, a supporting sliding plate 47, a screw 48, a threaded plate 46, a stop lever 49, a driving gear 57, a rack 58, a connecting plate 51 and a positioning piece;
the supporting ring 43 is fixedly arranged at the left side of the baffle plate 42, the L-shaped rod 44 penetrates through the supporting ring 43 and is in sliding connection with the supporting ring 43, the sliding cover 45 is fixedly arranged at the top of the sewage discharge pipe 41, the supporting sliding plate 47 is in sliding connection with the sliding cover 45, the screw 48 penetrates through the supporting sliding plate 47 and is in rotating connection with the supporting sliding plate 47, the driving gear 57 is fixedly arranged at the bottom end of the screw 48, the rack 58 is fixedly arranged on the inner wall of the rear side of the sliding cover 45, the driving gear 57 is meshed with the rack 58, the threaded plate 46 is sleeved on the screw 48 and is in threaded connection with the screw 48, the baffle rod 49 is fixedly arranged at the right side of the threaded plate 46, the connecting plate 51 is fixedly arranged at the front side of the rectangular column 50, and the baffle rod 49 penetrates through the connecting plate 51 and is in sliding connection with the connecting plate 51;
the positioning piece comprises a stop rail 59, a clamping rod 60, a ball 62 and a brake spring 61;
the blocking rail 59 is fixedly installed on the left side of the blocking plate 42, the clamping rod 60 penetrates through the L-shaped rod 44 and is in sliding connection with the L-shaped rod 44, a clamping groove is formed in the bottom of the left side of the blocking rail 59, the right end of the clamping rod 60 extends into the clamping groove and is clamped with the clamping groove, the ball 62 is movably embedded at the right end of the clamping rod 60, the braking spring 61 is sleeved on the clamping rod 60, the braking spring 61 is located on the right side of the L-shaped rod 44, and the left end and the right end of the braking spring 61 are fixedly connected with the left end of the clamping rod 60 and the left side of the L-shaped rod 44 respectively.
Utilize the syringe to be connected with connecting cover 55, can push down straw 53 afterwards, can take out the hydrops to can sample the hydrops.
The invention also provides a drainage method of the malignant pleural effusion and ascites drainage device, which comprises the following steps:
s1: connecting the valve joint 9 with a drainage tube in a patient body;
s2: the accumulated liquid in the thoracic cavity can be pumped out by starting the driving motor 3 and is conveyed into the filter box 13;
s3: when the filter screen 38 is used for filtering the accumulated liquid, the solid can be cleaned when the connecting shaft 6 rotates, so that the accumulated liquid can flow out normally;
s4: the injector is inserted into the connecting cover 55, and the accumulated liquid can be pumped out by pressing the suction pipe 53 downwards;
s5: the baffle 42 is pulled to remove the blockage of the sewage discharge pipe 41, and accumulated liquid in the installation box 1 can be discharged.
The working principle is as follows: the drainage tube inserted on the patient is connected with a valve joint 9, a check valve is arranged in the valve joint 9, so that the problem of backflow of the pumped effusion can be prevented, then a driving motor 3 can be started to drive a fixed shaft 4 to rotate, at the moment, a connecting shaft 6 can be driven to rotate under the meshing transmission action of a driving bevel gear 5 and a driven bevel gear 36, when the connecting shaft 6 rotates, a driving shaft 10 can be driven to rotate through a driving belt 11, when the driving shaft 10 rotates, a rotating shaft 19 can be driven to rotate under the meshing transmission action of a connecting bevel gear 20 and a driving bevel gear 21, at the moment, a supporting plate 22 can be driven to do annular motion, a transmission shaft 24 can be driven to do annular motion through a mounting plate 23, at the moment, under the meshing transmission action of a transmission bevel gear 25 and a bevel gear ring 26, the transmission shaft 24 can be driven to do annular motion, the transmission rod 28 can be driven to rotate by taking the transmission shaft 24 as a center, at the moment, the connecting rod 18 can be driven to do longitudinal reciprocating motion under the transmission matching of the installation shaft 30 and the rectangular ring 29, so that the moving plate 15 can be driven to do longitudinal reciprocating motion through the sliding matching of the arc-shaped sliding plate 17 and the connecting ring 16, the moving plate 15 can do piston motion, when the moving plate 15 moves downwards, the space above the moving plate 15 can be increased to form a negative pressure state, so that the check valve core in the liquid inlet pipe 8 can move under the action of negative pressure, so that the check valve in the liquid inlet pipe 8 is in an open state, the valve connector 9 and the drainage pipe can have suction force, the accumulated liquid in the chest cavity of the patient can be pumped out and conveyed into the transmission box 7, and when the moving plate 15 moves upwards, the check valve can be in a closed state, the effusion can generate pressure to the two ball heads 33 to make the ball heads 33 move downwards, at the moment, the mounting pipe 32 is in a circulating state, the effusion above the movable plate 15 can flow into the lower part of the movable plate 15 through the fixed hole 31, so that the effusion in the patient can be continuously pumped out when the movable plate 15 does longitudinal reciprocating motion, meanwhile, the driving motor 3 is a variable frequency motor, the rotating speed of an output shaft can be adjusted according to requirements, so that the reciprocating frequency of the movable plate 15 can be controlled, the pumping speed of the pleural effusion can be controlled, after the effusion is pumped to the lower part of the movable plate 15, the effusion can be conveyed into the filter box 13 through the conveying pipe 12, the solid matters in the effusion can be filtered under the filtering action of the filter screen 38, the effusion after being filtered can flow into the mounting box 1 through the flow hole, at this time, the odor generated by the accumulated liquid can be adsorbed by the filtration of the activated carbon plate 14, so that the odor can be prevented from diffusing, when the connecting shaft 6 rotates, the mounting shaft can be driven to rotate under the meshing transmission action of the two rotating bevel gears 40, at this time, the scraper 39 can be driven to rotate, at this time, the solid falling on the filter screen 38 can be cleaned under the action of the scraper 39, so that the solid can be prevented from being accumulated on the filter screen 38, the flow rate of the filter screen 38 cannot be influenced, the filter screen 38 can be moved out by pulling out the cover plate 37, the solid can be moved out, when the accumulated liquid needs to be sampled, the injector for sampling can be inserted into the connecting cover 55, then the connecting cover 55 can be pressed downwards to move the suction pipe 53 into the sewage discharge groove 52, the accumulated liquid in the mounting box 1 can flow into the sewage discharge groove 53 through the flow limiting ring 63, at this moment, the accumulated liquid can be sucked into the injector through the suction pipe 53 by drawing the injector to be sampled, the clamping rod 60 is pulled, the clamping rod 60 is moved out of the clamping groove, the limitation on the L-shaped rod 44 can be relieved at this moment, then the L-shaped rod 44 can drive the threaded plate 46 to move towards the left side by pulling the baffle plate 42, when the threaded plate 46 moves, the screw 48 can be driven to move, at this moment, the screw 48 can be rotated under the meshing transmission action of the driving gear 57 and the rack 58, so that the threaded plate 46 can move upwards under the thread transmission action of the threaded plate 46, at this moment, the rectangular column 50 can be driven to move upwards under the transmission action of the baffle rod 49 and the connecting plate 51, when the blockage of the flow limiting ring 63 is relieved, at this moment, the accumulated liquid can be discharged from the drain pipe 41, and the accumulated liquid is discharged.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions and improvements to part of the technical features of the foregoing embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The malignant pleural effusion and ascites drainage device comprises an installation box (1) and is characterized in that a pollution discharge assembly is installed on the inner wall of the bottom of the left side of the installation box (1), a power assembly is installed on the right side of the installation box (1), a transmission box (7) is fixedly installed on the inner wall of the right side of the installation box (1), a movable plate (15) is connected in the transmission box (7) in a sealing and sliding manner, two fixed holes (31) are symmetrically formed in the movable plate (15), a current limiting assembly is installed in each fixed hole (31), a transmission assembly is installed at the bottom of the movable plate (15), the right side of the transmission assembly extends to the right side of the installation box (1) and is connected with the power assembly, a joint assembly is installed on the inner wall of the top of the transmission box (7), and the top end of the joint assembly extends to the upper side of the installation box (1);
the door opening has been seted up on the left side inner wall of install bin (1), install rose box (13) on the left side inner wall of install bin (1), the flow hole has been seted up on the bottom inner wall of rose box (13), the filter assembly has been installed to the door opening inside callipers, and filter assembly's right side extends to in rose box (13) and is connected with the inner wall of rose box (13), fixed mounting has conveyer pipe (12) on the top right side inner wall of rose box (13), the right-hand member of conveyer pipe (12) extends to in transmission case (7) and with the left side bottom inner wall fixed connection of transmission case (7), and install activated carbon plate (14) that are located rose box (13) below in install bin (1) fixed mounting, install drive assembly on the right side inner wall of rose box (13), and drive assembly is connected with filter assembly, drive assembly's right side extends to the right side of install bin (1) and is connected with power assembly.
2. The malignant pleural effusion and ascites drainage device of claim 1, wherein the power assembly comprises a power box (2), a driving motor (3), a fixed shaft (4), a driving bevel gear (5), a driven bevel gear (36) and a transmission belt (11);
the power box (2) is fixedly arranged on the right side of the mounting box (1), the driving motor (3) is fixedly arranged at the bottom of the power box (2), an output shaft of the driving motor (3) extends into the power box (2) and is fixedly connected with the fixed shaft (4), and the top end of the fixed shaft (4) is rotatably connected with the inner wall of the top of the power box (2);
the driving bevel gear (5) is fixedly sleeved on the fixed shaft (4), the driven bevel gear (36) is connected with the driving component, the driving bevel gear (5) is meshed with the driven bevel gear (36), and the transmission belt (11) is respectively connected with the driving component and the driving component.
3. A malignant pleural ascites drainage device according to claim 2, characterised in that the transmission assembly comprises a drive shaft (10), a rotating shaft (19), a reciprocating member, a connecting ring (16), an arc-shaped sliding plate (17), a connecting rod (18), a connecting bevel gear (20) and a driving bevel gear (21);
the driving shaft (10) penetrates through the inner wall of the right side of the transmission box (7) and is in rotating connection with the inner wall of the right side of the transmission box (7), the driving belt (11) is in driving connection with the driving shaft (10), the rotating shaft (19) is in rotating connection with the inner wall of the bottom of the transmission box (7), the driving bevel gear (21) is fixedly sleeved on the rotating shaft (19), the connecting bevel gear (20) is fixedly installed at the left end of the driving shaft (10), and the connecting bevel gear (20) is meshed with the driving bevel gear (21);
the reciprocating component is arranged on the inner wall of the transmission case (7), the reciprocating component is respectively connected with the rotating shaft (19) and the connecting rod (18), the top end of the connecting rod (18) is fixedly connected with the arc-shaped sliding plate (17), the connecting ring (16) is fixedly arranged at the bottom of the moving plate (15), and the arc-shaped sliding plate (17) is in sliding connection with the connecting ring (16).
4. A malignant pleural effusion and ascites drainage device according to claim 3, characterized in that the reciprocating member comprises a support plate (22), a mounting plate (23), a transmission shaft (24), a transmission bevel gear (25), a bevel ring (26), a transmission rod (28), a rectangular ring (29), a mounting shaft (30) and a swing lever (27);
the support plate (22) is fixedly arranged at the bottom of the left side of the rotating shaft (19), the mounting plate (23) is fixedly arranged at the top of the support plate (22), the transmission shaft (24) penetrates through the mounting plate (23) and is rotatably connected with the mounting plate (23), the transmission rod (28) is fixedly arranged at the top of the transmission shaft (24), the mounting shaft (30) is fixedly arranged at the top of the right side of the transmission rod (28), the right end of the mounting shaft (30) is fixedly connected with the swing rod (27), and the bottom of the swing rod (27) is rotatably connected with the top of the left side of the rotating shaft (19);
the transmission bevel gear (25) is fixedly arranged at the left end of the transmission shaft (24), the bevel gear ring (26) is fixedly arranged in the transmission box (7), and the transmission bevel gear (25) is meshed with the bevel gear ring (26);
the rectangular ring (29) is sleeved on the mounting shaft (30), and the rectangular ring (29) is fixedly connected with the bottom end of the connecting rod (18).
5. The malignant pleural effusion and ascites drainage device according to claim 1, characterized in that the joint assembly comprises an inflow pipe (8) and a valve joint (9);
liquid inlet pipe (8) fixed mounting is on the top inner wall of transmission case (7), and the top of liquid inlet pipe (8) extends to the top of install bin (1) and with valve joint (9) fixed connection, and install the check valve in liquid inlet pipe (8).
6. The drainage device for malignant pleural effusion and ascites according to claim 1, characterized in that the flow restriction assembly comprises a mounting tube (32), a sealing ring (35), a bulb rod (33) and an extension spring (34);
the mounting pipe (32) is fixedly mounted in the fixing hole (31), the sealing ring (35) is fixedly mounted in the mounting pipe (32), the ball head rod (33) is connected in the fixing hole (31) in a sliding mode, the ball head rod (33) is in close contact with the inner wall of the sealing ring (35), and the bottom end of the ball head rod (33) extends into the transmission case (7);
the extension spring (34) is sleeved on the ball head rod (33), and the top end and the bottom end of the extension spring (34) are respectively and fixedly connected with the bottom of the moving plate (15) and the bottom end of the ball head rod (33).
7. The malignant pleural effusion and ascites drainage device of claim 1, characterized in that the filtering component comprises a filter screen (38), a scraper (39), a limiting shaft and a cover plate (37);
the cover plate (37) is clamped with the door hole, the filter screen (38) is fixedly arranged on the right side of the cover plate (37), the right side of the filter screen (38) extends into the filter box (13), and the filter screen (38) is attached to the inner wall of the filter box (13);
the limiting shaft penetrates through the filter screen (38) and is rotatably connected with the filter screen (38), the top end of the limiting shaft is fixedly connected with the scraper (39), the scraper (39) is in contact with the top of the filter screen (38), and the bottom end of the limiting shaft is connected with the driving assembly.
8. A malignant pleural ascites drainage device according to claim 1, characterised in that the drive assembly comprises a connecting shaft (6) and two rotating bevel gears (40);
the connecting shaft (6) penetrates through the filter box (13) and is rotationally connected with the inner wall of the right side of the filter box (13), the two rotating bevel gears (40) are fixedly connected with the bottom end of the fixed shaft and the left end of the connecting shaft (6) respectively, the right end of the connecting shaft (6) extends into the power box (2) and is fixedly connected with the driven bevel gear (36), and the connecting shaft (6) is in transmission connection with the transmission belt (11).
9. The malignant pleural effusion and ascites drainage device according to claim 1, characterized in that the drainage assembly comprises a drainage pipe (41), a baffle (42), a rectangular column (50), a suction pipe (53), a flow-limiting ring (63), a connecting cover (55) and a connecting member;
the sewage discharge pipe (41) is fixedly installed on the inner wall of the bottom of the left side of the installation box (1), the left end of the sewage discharge pipe (41) extends to the outer side of the installation box (1), the baffle plate (42) is clamped with the left side of the sewage discharge pipe (41), the bottom end of the rectangular column (50) penetrates through the inner wall of the top of the sewage discharge pipe (41) and extends into the sewage discharge pipe (41), the flow limiting ring (63) is fixedly installed in the sewage discharge pipe (41), the right side of the rectangular column (50) is provided with a sewage discharge groove (52) communicated with the flow limiting ring (63), the inner wall of the top of the sewage discharge groove (52) is provided with a moving hole, the bottom end of the suction pipe (53) extends into the moving hole and is fixedly provided with a sealing plate (56), the sealing plate (56) is connected with the inner wall of the moving hole in a sealing and sliding mode, the connecting cover (55) is fixedly sleeved on the suction pipe (53), and a compression spring (54) positioned above the rectangular column (50) is sleeved on the suction pipe (53), and the top end and the bottom end of the compression spring (54) are respectively fixedly connected with the bottom of the connecting cover (55) and the top end of the connecting cover (50);
the connecting component comprises a supporting ring (43), an L-shaped rod (44), a sliding cover (45), a supporting sliding plate (47), a screw rod (48), a threaded plate (46), a stop lever (49), a driving gear (57), a rack (58), a connecting plate (51) and a positioning piece;
the support ring (43) is fixedly arranged on the left side of the baffle plate (42), the L-shaped rod (44) penetrates through the support ring (43) and is in sliding connection with the support ring (43), the sliding cover (45) is fixedly arranged at the top of the sewage discharge pipe (41), the support sliding plate (47) is in sliding connection with the sliding cover (45), the screw rod (48) penetrates through the support sliding plate (47) and is in rotating connection with the support sliding plate (47), the driving gear (57) is fixedly arranged at the bottom end of the screw rod (48), the rack (58) is fixedly arranged on the inner wall of the rear side of the sliding cover (45), the driving gear (57) is meshed with the rack (58), the threaded plate (46) is sleeved on the screw rod (48) and is in threaded connection with the screw rod (48), the stop rod (49) is fixedly arranged on the right side of the threaded plate (46), the connecting plate (51) is fixedly arranged on the front side of the rectangular column (50), and the stop rod (49) penetrates through the connecting plate (51) and is in sliding connection with the connecting plate (51);
the positioning piece comprises a blocking rail (59), a clamping rod (60), a ball (62) and a brake spring (61);
the blocking rail (59) is fixedly installed on the left side of the blocking plate (42), the clamping rod (60) penetrates through the L-shaped rod (44) and is in sliding connection with the L-shaped rod (44), a clamping groove is formed in the bottom of the left side of the blocking rail (59), the right end of the clamping rod (60) extends into the clamping groove and is clamped with the clamping groove, the ball (62) is movably embedded at the right end of the clamping rod (60), the braking spring (61) is sleeved on the clamping rod (60), the braking spring (61) is located on the right side of the L-shaped rod (44), and the left end and the right end of the braking spring (61) are fixedly connected with the left end of the clamping rod (60) and the left side of the L-shaped rod (44) respectively.
10. A drainage method of a malignant pleural effusion and ascites drainage device is characterized by comprising the following steps:
s1: connecting the valve joint (9) with a drainage tube in the body of a patient;
s2: the accumulated liquid in the thoracic cavity can be pumped out by starting the driving motor (3) and is conveyed into the filter box (13);
s3: when the filter screen (38) is used for filtering the accumulated liquid, the solid can be cleaned when the connecting shaft (6) rotates, so that the accumulated liquid can flow out normally;
s4: the injector is inserted into the connecting cover (55), and the accumulated liquid can be pumped out by pressing the suction pipe (53) downwards;
s5: the plugging of the sewage discharge pipe (41) can be released by pulling the baffle (42), and accumulated liquid in the installation box (1) can be discharged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211578193.XA CN115920151A (en) | 2022-12-09 | 2022-12-09 | Malignant pleural effusion and ascites drainage device and drainage method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211578193.XA CN115920151A (en) | 2022-12-09 | 2022-12-09 | Malignant pleural effusion and ascites drainage device and drainage method thereof |
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| CN115920151A true CN115920151A (en) | 2023-04-07 |
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|---|---|---|---|
| CN202211578193.XA Pending CN115920151A (en) | 2022-12-09 | 2022-12-09 | Malignant pleural effusion and ascites drainage device and drainage method thereof |
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| CN (1) | CN115920151A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117138423A (en) * | 2023-10-31 | 2023-12-01 | 南通海狮船舶机械有限公司 | Backwash filter convenient to maintain |
-
2022
- 2022-12-09 CN CN202211578193.XA patent/CN115920151A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117138423A (en) * | 2023-10-31 | 2023-12-01 | 南通海狮船舶机械有限公司 | Backwash filter convenient to maintain |
| CN117138423B (en) * | 2023-10-31 | 2023-12-29 | 南通海狮船舶机械有限公司 | Backwash filter convenient to maintain |
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