CN113041418A - Negative pressure drainage device with shunt monitoring function and use method - Google Patents

Abstract

The invention discloses a negative pressure drainage device with a flow dividing monitoring function, which comprises a suction pipe, wherein the top of the suction pipe is provided with a first pipe body in a communicating manner, the left end and the right end of the top of the first pipe body are fixedly provided with a second pipe body and a third pipe body communicated with the first pipe body, the outer side of the suction pipe is connected with a first fixing plate in a sliding manner, the left end and the right end of the top of the first fixing plate are fixedly provided with a second fixing plate and a third fixing plate, and the negative pressure drainage device: the negative pressure drainage device with the shunting monitoring function has the advantages of simple structure, simplicity and convenience in operation, simplicity and high efficiency, convenience and rapidness, can drain and independently measure blood in the drainage process, independently measure the drained blood, and quickly switch between drainage tissue fluid and blood, so that the drainage and measurement can be carried out only when the blood needs to be drained and measured, the operation efficiency of doctors is greatly improved, and the negative pressure drainage device is simple, efficient, convenient and rapid.

Description

Negative pressure drainage device with shunt monitoring function and use method

Technical Field

The invention relates to the technical field of surgical instruments, in particular to a negative pressure drainage device with a shunt monitoring function and a using method thereof.

Background

At present, a drainage tube is a medical instrument for drainage in clinical surgery, which guides pus, blood and liquid accumulated in human tissues or body cavities to the outside of a body, prevents postoperative infection and promotes wound healing. The clinical surgical drainage tubes have various types, some are used for catheterization, and some are used for wounds, thoracic cavities, brain cavities, gastrointestinal tracts, biliary tracts and the like. The surgical drainage aims to guide pus, blood and liquid accumulated in human tissues or body cavities to the outside of a body, so as to prevent postoperative infection and influence on wound healing.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a negative pressure drainage device with a shunt monitoring function, which can drain and independently measure blood in the drainage process, independently measure the drained blood, and quickly switch between drainage tissue fluid and blood, so that the drainage and measurement can be carried out only when the drainage and measurement of the blood are needed, the operation efficiency of doctors is greatly improved, and the device is simple, efficient, convenient and quick.

The invention adopts the technical scheme for solving the technical problems that: the negative pressure drainage device with the flow dividing monitoring function comprises a suction pipe, wherein a first pipe body is installed at the top of the suction pipe and communicated with the top of the suction pipe, a second pipe body and a third pipe body communicated with the first pipe body are fixedly installed at the left end and the right end of the top of the first pipe body, a first fixing plate is connected to the outer side of the suction pipe in a sliding mode, a second fixing plate and a third fixing plate are fixedly installed at the left end and the right end of the top of the first fixing plate, a fourth fixing plate fixedly connected with the second fixing plate and the third fixing plate is arranged at the top of the second pipe body and the third pipe body, the first pipe body, the second pipe body and the third pipe body are located between the second fixing plate and the third fixing plate, a rack located between the second pipe body and the third pipe body is fixedly installed at the bottom of the fourth fixing plate, a switching valve is installed inside the second, the left end of the first rotating shaft penetrates through the inner wall of the right end of the second pipe body and is then rotatably connected with the inner wall of the left end of the second pipe body, the right end of the first rotating shaft penetrates through the inner wall of the left end of the third pipe body and is then rotatably connected with the inner wall of the right end of the third pipe body, a gear which is positioned between the second pipe body and the third pipe body and is meshed with the rack is fixedly arranged on the outer side of the first rotating shaft, a sleeve positioned below the first fixing plate is fixedly arranged outside the suction pipe, a lifting groove communicated with the outside is arranged in the sleeve and is far away from one end of the suction pipe, the inner wall of the lifting groove is connected with a push block extending out of the sleeve in a sliding way, one end of the push block close to the suction pipe is provided with a lifting inclined plane, the push block and the outer side of the suction pipe are fixedly provided with a second spring located below the lifting inclined plane, the first fixing plate is fixedly provided with a main lifting rod which penetrates through the top of the lifting groove and then abuts against the lifting inclined plane, and the rear ends of the second pipe body and the third pipe body are provided with a first connecting pipe and a second connecting pipe. The structure can conduct shunting and leading-out on blood and pus so as to monitor the bleeding volume of a patient.

In order to further perfect, the inside external supplementary spout of top intercommunication that is equipped with of sleeve, first fixed plate bottom fixed mounting has and sets up and stretch into in the supplementary spout and rather than sliding connection's the supplementary lifter with main lifter symmetry, it has the third spring to assist lifter bottom and supplementary spout bottom fixed mounting. This structure can assist first fixed plate to go up and down.

Further perfection, the suction nozzle is arranged at the bottom of the suction pipe. This structure can facilitate liquid suction.

Further perfection, a first spring surrounding the outer side of the suction pipe is fixedly arranged between the first pipe body and the first fixing plate.

Further perfection, ejector pad top and bottom are equipped with spacing spout, lifting groove top and bottom respectively fixed mounting have stretch into in the spacing spout and rather than sliding connection's gag lever post.

Further perfecting, the diverter valve includes first valve plate, second valve plate, the third valve plate with second body and the fixed sealing connection of third body inner wall, second valve plate and third valve plate fixed mounting are in the top and the bottom of first valve plate, the inside rotation chamber that is equipped with of first valve plate, both ends are equipped with the external valve hole of intercommunication about rotating the chamber, it is connected with the carousel to rotate the sealed rotation of intracavity inner wall, be equipped with the through-hole that can communicate with the valve hole on the carousel, first valve plate and carousel center are all passed at both ends about the first pivot, carousel and first pivot fixed connection, first valve plate and first pivot swivelling joint.

The collecting box is further improved, the collecting box further comprises a collecting box, a support is arranged at the bottom of the collecting box, a first collecting cavity and a second collecting cavity are arranged in the collecting box, a third connecting pipe and a fourth connecting pipe which extend out of the collecting box are arranged in the first collecting cavity and the second collecting cavity, first one-way valves are arranged on the inner walls of the third connecting pipe and the fourth connecting pipe, a first hose and a second hose which are connected with the first connecting pipe and the second connecting pipe and communicated with the first connecting pipe and the second connecting pipe are arranged on the third connecting pipe and the fourth connecting pipe, discharge pipes are arranged at the bottoms of the first collecting cavity and the second collecting cavity, a second one-way valve is arranged in each discharge pipe, metering boxes positioned below the collecting box are symmetrically arranged between the supports, the discharge pipes extend into the metering boxes, a supporting table is arranged behind the collecting box, an air pump is arranged at the top of the supporting table, and a first, and a second exhaust pipe which is communicated with the first exhaust pipe and penetrates through the second collection cavity is arranged on the first exhaust pipe.

Further perfect, the sleeve is inside to be equipped with and to be located supplementary spout below and can control the travel switch that opens and close of air pump, travel switch triggers the head and passes and supports to assist the lifter bottom after supplementary spout bottom, the third spring encircles travel switch triggers the head.

A use method of a negative pressure drainage device with a shunt monitoring function comprises the following steps:

firstly, starting protection: when the push block is not pressed down, the valve holes of the first valve plate in the second pipe body and the third pipe body are not communicated with the through hole;

secondly, lightly pressing for drainage: the push block is pressed to be flush with the sleeve, the push block pushes the main lifting rod to ascend through the lifting inclined plane, the main lifting rod ascends to drive the first fixing plate and the auxiliary lifting rod to ascend, the auxiliary lifting rod ascends to enable the travel switch to start the air pump, the first fixing plate ascends to drive the rack to ascend, the rack ascends to drive the gear to rotate, the gear rotates to drive the first rotating shaft to rotate, the first rotating shaft rotates to drive the through hole of the first valve plate in the second pipe body to rotate to the valve hole, at the moment, blood passes through the suction pipe, the first pipe body, the second pipe body, the first connecting pipe, the first hose and the third connecting pipe and then reaches the first collecting cavity, when the push block is loosened, the first fixing plate descends, the air pump is closed after the travel switch is poked by the auxiliary lifting rod, and at the moment, the blood flows into;

thirdly, heavily pressing drainage: the pushing block is pressed to go deep into the lifting groove, the pushing block pushes the main lifting rod to ascend through the lifting inclined plane, the main lifting rod ascends to drive the first fixing plate to ascend, the first fixing plate ascends to drive the rack to ascend, the rack ascends to drive the gear to rotate, the gear rotates to drive the first rotating shaft to rotate, the first rotating shaft rotates to drive the through hole of the first valve plate in the third pipe body to rotate to the valve hole, at the moment, pus reaches the second collecting cavity after passing through the suction pipe, the first pipe body, the third pipe body, the second connecting pipe, the second hose and the fourth connecting pipe, and shunt collection is completed;

the invention has the beneficial effects that: the negative pressure drainage device with the shunting monitoring function has the advantages of simple structure, simplicity and convenience in operation, simplicity and high efficiency, convenience and rapidness, can drain and independently measure blood in the drainage process, independently measure the drained blood, and quickly switch between drainage tissue fluid and blood, so that the drainage and measurement can be carried out only when the blood needs to be drained and measured, the operation efficiency of doctors is greatly improved, and the negative pressure drainage device is simple, efficient, convenient and rapid.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view taken along line A-A in FIG. 1;

FIG. 3 is a circumferential cross-sectional view of a third tube, a second tube, and a first tube of the present invention;

FIG. 4 is a schematic structural view of a turntable in the second tube;

FIG. 5 is a schematic structural view of a turntable in the third tube;

FIG. 6 is a schematic view of the structure of the collection box of the present invention;

FIG. 7 is a side view of the collection chamber of the present invention.

Description of reference numerals: the suction pipe comprises a suction pipe 1, a third connecting pipe 2, a travel switch 3, a third spring 4, a first hose 5, an auxiliary chute 6, an auxiliary lifting rod 7, a first spring 8, a rack 9, a first rotating shaft 10, a gear 11, a second connecting pipe 12, a third pipe 13, a fourth fixing plate 14, a second pipe 15, a second valve plate 16, a valve hole 17, a first collection cavity 18, a rotating disc 19, a first valve plate 20, a rotating cavity 21, a third valve plate 22, a first pipe 23, a second fixing plate 24, a limiting chute 25, a lifting inclined plane 26, a pushing block 27, a limiting rod 28, a second spring 29, a second hose 30, a through hole 31, a collection box 32, a first suction pipe 33, an air pump 34, a support table 35, a discharge pipe 36, a second one-way valve 37, a second collection cavity 38, a metering box 39, a support 40, a fourth connecting pipe 41, a first one-way valve 42, a second suction pipe 43, a suction nozzle 44, a first fixing plate 45, a third fixing plate 46, a, A sleeve 47, a lifting groove 48, a main lifting rod 49 and a first connecting pipe 50.

Detailed Description

The invention will be further described with reference to the accompanying drawings in which:

referring to figures 1 to 7: the negative pressure drainage device with the shunt monitoring function in the embodiment comprises a suction pipe 1, wherein a first pipe body 23 is installed at the top of the suction pipe 1 and communicated with the suction pipe 1, a second pipe body 15 and a third pipe body 13 communicated with the first pipe body 23 are fixedly installed at the left end and the right end of the top of the first pipe body 23, a first fixing plate 45 is connected to the outer side of the suction pipe 1 in a sliding manner, a second fixing plate 24 and a third fixing plate 46 are fixedly installed at the left end and the right end of the top of the first fixing plate 45, a fourth fixing plate 14 fixedly connected with the second fixing plate 24 and the third fixing plate 46 is arranged at the top of the second pipe body 15 and the third pipe body 13, the first pipe body 23, the second pipe body 15 and the third pipe body 13 are located between the second fixing plate 24 and the third fixing plate 46, a rack 9 located between the second pipe body 15 and the third pipe body 13 is fixedly installed at the bottom of the fourth fixing plate, a first rotating shaft 10 is arranged between the second pipe body 15 and the third pipe body 13, the left end of the first rotating shaft 10 penetrates through the inner wall of the right end of the second pipe body 15 and then is rotatably connected with the inner wall of the left end of the second pipe body 15, the right end of the first rotating shaft 10 penetrates through the inner wall of the left end of the third pipe body 13 and then is rotatably connected with the inner wall of the right end of the third pipe body 13, a gear 11 which is positioned between the second pipe body 15 and the third pipe body 13 and is meshed with the rack 9 is fixedly installed at the outer side of the first rotating shaft 10, a sleeve 47 which is positioned below the first fixing plate 45 is fixedly installed at the outer side of the straw 1, a lifting groove 48 which is far away from one end of the straw 1 and is communicated with the outside is arranged in the sleeve 47, a push block 27 which extends out of the sleeve 47 is slidably connected with the inner wall of the lifting groove 48, a lifting inclined surface 26 is, the improved straw suction pipe is characterized in that a main lifting rod 49 which penetrates through the top of a lifting groove 48 and then supports a lifting inclined plane 26 is fixedly mounted on a first fixing plate 45, a first connecting pipe 50 and a second connecting pipe 12 are mounted at the rear ends of a second pipe body 15 and a third pipe body 13, an auxiliary sliding groove 6 with the top communicated with the outside is arranged in a sleeve 47, an auxiliary lifting rod 7 which is symmetrically arranged with the main lifting rod 49 and extends into the auxiliary sliding groove 6 and is in sliding connection with the auxiliary lifting rod, a third spring 4 is fixedly mounted at the bottom of the auxiliary lifting rod 7 and the bottom of the auxiliary sliding groove 6, a suction nozzle 44 is arranged at the bottom of the straw 1, a first spring 8 surrounding the outer side of the straw 1 is fixedly mounted between the first pipe body 23 and the first fixing plate 45, limiting sliding grooves 25 are arranged at the top and the bottom of a push block 27, and limiting rods 28 which extend into the limiting sliding grooves 25 and are in sliding connection with the top, the switching valve comprises a first valve plate 20, a second valve plate 16 and a third valve plate 22 which are fixedly and hermetically connected with the inner walls of a second pipe body 15 and a third pipe body 13, the second valve plate 16 and the third valve plate 22 are fixedly and hermetically installed at the top and the bottom of the first valve plate 20, a rotating cavity 21 is arranged in the first valve plate 20, valve holes 17 communicated with the outside are formed in the left end and the right end of the rotating cavity 21, a rotating disc 19 is connected with the inner wall of the rotating cavity 21 in a sealing and rotating manner, through holes 31 capable of being communicated with the valve holes 17 are formed in the rotating disc 19, the left end and the right end of a first rotating shaft 10 penetrate through the first valve plate 20 and the center of the rotating disc 19, the rotating disc 19 is fixedly connected with a first rotating shaft 10, the first valve plate 20 is rotatably connected with the first rotating shaft 10, a collecting box 32 is further included, a support 40 is arranged at the bottom of, the first collecting cavity 18 and the second collecting cavity 38 are internally provided with a third connecting pipe 2 and a fourth connecting pipe 41 which extend out of the collecting box 32, the inner walls of the third connecting pipe 2 and the fourth connecting pipe 41 are provided with a first one-way valve 42, the third connecting pipe 2 and the fourth connecting pipe 41 are provided with a first hose 5 and a second hose 30 which are connected and communicated with a first connecting pipe 50 and a second connecting pipe 12, the bottom parts of the first collecting cavity 18 and the second collecting cavity 38 are provided with a discharge pipe 36, the inside of the discharge pipe 36 is provided with a second one-way valve 37, a metering box 39 positioned below the collecting box 32 is symmetrically arranged between the supports 40, the discharge pipe 36 extends into the metering box 39, a supporting platform 35 is arranged behind the collecting box 32, the top part of the supporting platform 35 is provided with an air pump 34, the air pump 34 is provided with a first air suction pipe 33 which penetrates through the first collecting cavity 18, and the first air suction pipe 33 is provided with a second air suction pipe which is communicated with the first air suction pipe 33 Trachea 43, sleeve 47 is inside to be equipped with and to be located supplementary spout 6 below and can control the travel switch 3 of opening and close of air pump 34, travel switch 3 triggers the head and supports to assist the lifter 7 bottom after passing supplementary spout 6 bottom, third spring 4 encircles travel switch 3 and triggers the head.

Referring to figures 1 to 7: a use method of a negative pressure drainage device with a shunt monitoring function comprises the following steps:

firstly, starting protection: when the pushing block 27 is not pressed down, the valve holes 17 of the first valve plate 20 in the two pipe bodies 15 and the third pipe body 13 are not communicated with the through hole 31;

secondly, lightly pressing for drainage: the push block 27 is pressed to be flush with the sleeve 47, the push block 27 pushes the main lifting rod 49 to rise through the lifting inclined surface 26, the main lifting rod 49 rises to drive the first fixing plate 45 and the auxiliary lifting rod 7 to rise, the auxiliary lifting rod 7 rises to enable the travel switch 3 to start the air pump 34, the first fixing plate 45 rises to drive the rack 9 to rise, the rack 9 rises to drive the gear 11 to rotate, the gear 11 rotates to drive the first rotating shaft 10 to rotate, the first rotating shaft 10 rotates to drive the through hole 31 of the first valve plate 20 in the second pipe body 15 to rotate to the valve hole 17, at the moment, blood passes through the suction pipe 1, the first pipe body 23, the second pipe body 15, the first connecting pipe 50, the first hose 5 and the third connecting pipe 2 and then reaches the first collecting cavity 18, when the pushing block 27 is released, the first fixing plate 45 descends, the auxiliary lifting rod 7 pokes the travel switch 3, then the air pump 34 is closed, and at the moment, the blood flows into the metering box 39 below the first collecting cavity 18 through the second one-way valve 37 of the first collecting cavity 18;

thirdly, heavily pressing drainage: the push block 27 is pushed to go deep into the lifting groove 48, the push block 27 pushes the main lifting rod 49 to rise through the lifting inclined surface 26, the main lifting rod 49 rises to drive the first fixing plate 45 to rise, the first fixing plate 45 rises to drive the rack 9 to rise, the rack 9 rises to drive the gear 11 to rotate, the gear 11 rotates to drive the first rotating shaft 10 to rotate, the first rotating shaft 10 rotates to drive the through hole 31 of the first valve plate 20 in the third pipe body 13 to rotate to the valve hole 17, at the moment, the pus passes through the straw 1, the first pipe body 23, the third pipe body 13, the second connecting pipe 12, the second hose 30 and the fourth connecting pipe 41 and then reaches the second collecting cavity 38, and shunt collection is completed.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims (9)

1. The utility model provides a negative pressure drainage device with reposition of redundant personnel monitor function, includes straw (1), characterized by: the top of the suction pipe (1) is provided with a first pipe body (23) in a communicating manner, the left end and the right end of the top of the first pipe body (23) are fixedly provided with a second pipe body (15) and a third pipe body (13) which are communicated with the first pipe body (23), the outer side of the suction pipe (1) is connected with a first fixing plate (45) in a sliding manner, the left end and the right end of the top of the first fixing plate (45) are fixedly provided with a second fixing plate (24) and a third fixing plate (46), the tops of the second pipe body (15) and the third pipe body (13) are provided with a fourth fixing plate (14) which is fixedly connected with the second fixing plate (24) and the third fixing plate (46), the first pipe body (23), the second pipe body (15) and the third pipe body (13) are positioned between the second fixing plate (24) and the third fixing plate (46), the bottom of the fourth fixing plate (14) is fixedly provided with a rack (9) which, a switching valve is arranged inside the second pipe body (15) and the third pipe body (13), a first rotating shaft (10) is arranged between the second pipe body (15) and the third pipe body (13), the left end of the first rotating shaft (10) penetrates through the inner wall of the right end of the second pipe body (15) and then is rotatably connected with the inner wall of the left end of the second pipe body (15), the right end of the first rotating shaft (10) penetrates through the inner wall of the left end of the third pipe body (13) and then is rotatably connected with the inner wall of the right end of the third pipe body (13), a gear (11) which is positioned between the second pipe body (15) and the third pipe body (13) and is meshed with the rack (9) is fixedly arranged outside the first rotating shaft (10), a sleeve (47) positioned below the first fixing plate (45) is fixedly arranged outside the suction pipe (1), a lifting groove (48) communicated with the outside far away from one end of the suction pipe (1) is arranged inside the sleeve (47), and a pushing block (27) extending to the outside of the, push block (27) are close to straw (1) one end and are equipped with lift inclined plane (26), push block (27) and straw (1) outside fixed mounting have second spring (29) that are located lift inclined plane (26) below, fixed mounting has main lifter (49) that supports lift inclined plane (26) after passing lift groove (48) top on first fixed plate (45), first connecting pipe (50) and second connecting pipe (12) are installed to second body (15) and third body (13) rear end.

2. The negative pressure drainage device with a shunt monitoring function according to claim 1, wherein: sleeve (47) inside is equipped with outside supplementary spout (6) of top intercommunication, first fixed plate (45) bottom fixed mounting have with main lifter (49) symmetry set up and stretch into in supplementary spout (6) and rather than sliding connection's supplementary lifter (7), supplementary lifter (7) bottom and supplementary spout (6) bottom fixed mounting have third spring (4).

3. The negative pressure drainage device with a shunt monitoring function according to claim 1, wherein: the bottom of the suction pipe (1) is provided with a suction nozzle (44).

4. The negative pressure drainage device with a shunt monitoring function according to claim 1, wherein: a first spring (8) surrounding the outer side of the suction pipe (1) is fixedly arranged between the first pipe body (23) and the first fixing plate (45).

5. The negative pressure drainage device with a shunt monitoring function according to claim 1, wherein: the top and the bottom of the push block (27) are provided with limiting sliding grooves (25), and the top and the bottom of the lifting groove (48) are respectively and fixedly provided with a limiting rod (28) which extends into the limiting sliding grooves (25) and is in sliding connection with the limiting sliding grooves.

6. The negative pressure drainage device with a shunt monitoring function according to claim 1, wherein: the switching valve comprises a first valve plate (20), a second valve plate (16) and a third valve plate (22) which are fixedly, hermetically and fixedly connected with the inner walls of the second pipe body (15) and the third pipe body (13), the second valve plate (16) and the third valve plate (22) are fixedly arranged at the top and the bottom of the first valve plate (20), a rotating cavity (21) is arranged in the first valve plate (20), valve holes (17) communicated with the outside are formed in the left end and the right end of the rotating cavity (21), the inner wall of the rotating cavity (21) is connected with a rotating disc (19) in a sealing and rotating way, a through hole (31) which can be communicated with the valve hole (17) is arranged on the rotating disc (19), the left end and the right end of the first rotating shaft (10) penetrate through the centers of the first valve plate (20) and the rotating disc (19), the rotary table (19) is fixedly connected with the first rotating shaft (10), and the first valve plate (20) is rotatably connected with the first rotating shaft (10).

7. The negative pressure drainage device with a shunt monitoring function according to claim 1, wherein: the collecting box is characterized by further comprising a collecting box (32), a support (40) is arranged at the bottom of the collecting box (32), a first collecting cavity (18) and a second collecting cavity (38) are arranged inside the collecting box (32), a third connecting pipe (2) and a fourth connecting pipe (41) extending out of the collecting box (32) are arranged inside the first collecting cavity (18) and the second collecting cavity (38), a first one-way valve (42) is arranged on the inner wall of the third connecting pipe (2) and the inner wall of the fourth connecting pipe (41), a first hose (5) and a second hose (30) which are connected with and communicated with a first connecting pipe (50) and a second connecting pipe (12) are arranged on the third connecting pipe (2) and the fourth connecting pipe (41), a discharge pipe (36) is arranged at the bottom of the first collecting cavity (18) and the bottom of the second collecting cavity (38), and a second one-way valve (37) is arranged inside the discharge pipe (36), the utility model discloses a solar energy collecting device, including support (40), discharge pipe (36), collection chamber (32), air pump (34) are installed at the top of supporting bench (35), the symmetry is equipped with between support (40) and is located batch meter (39) of collection box (32) below, discharge pipe (36) stretch into in batch meter (39), collection box (32) rear is equipped with supporting bench (35), air pump (34) are installed at supporting bench (35), install first aspiration tube (33) that pass first collection chamber (18) on air pump (34), install on first aspiration tube (33) with first aspiration tube (33) intercommunication and pass second collection chamber (38) second aspiration tube (43).

8. The negative pressure drainage device with a shunt monitoring function according to claim 1, wherein: sleeve (47) inside is equipped with and is located supplementary spout (6) below and can control travel switch (3) of opening and close of air pump (34), travel switch (3) trigger head passes and supports supplementary lifter (7) bottom behind supplementary spout (6) bottom, third spring (4) trigger head around travel switch (3).

9. The use method of the negative pressure drainage device with a shunt monitoring function according to claim 1 comprises the following steps:

firstly, starting protection: when the push block (27) is not pressed down, the valve holes (17) of the first valve plate (20) in the two pipe bodies (15) and the third pipe body (13) are not communicated with the through hole (31);

secondly, lightly pressing for drainage: the push block (27) is pressed to be flush with the sleeve (47), the push block (27) pushes the main lifting rod (49) to rise through the lifting inclined plane (26), the main lifting rod (49) rises to drive the first fixing plate (45) and the auxiliary lifting rod (7) to rise, the auxiliary lifting rod (7) rises to enable the travel switch (3) to start the air pump (34), the first fixing plate (45) rises to drive the rack (9) to rise, the rack (9) rises to drive the gear (11) to rotate, the gear (11) rotates to drive the first rotating shaft (10) to rotate, the first rotating shaft (10) rotates to drive the through hole (31) of the first valve plate (20) in the second pipe body (15) to rotate to the valve hole (17), and at the moment, blood passes through the suction pipe (1), the first pipe body (23), the second pipe body (15), the first connecting pipe (50), the first hose (5) and the third connecting pipe (2) and then reaches the first collecting cavity (18), when the push block (27) is released, the first fixing plate (45) descends, the auxiliary lifting rod (7) pokes the travel switch (3) and then the air pump (34) is closed, and at the moment, blood flows into the metering tank (39) below the first collection cavity (18) through the second one-way valve (37) of the first collection cavity (18);

thirdly, heavily pressing drainage: the push block (27) is pressed to go deep into the lifting groove (48), the push block (27) pushes the main lifting rod (49) to ascend through the lifting inclined plane (26), the main lifting rod (49) ascends to drive the first fixing plate (45) to ascend, the first fixing plate (45) ascends to drive the rack (9) to ascend, the rack (9) ascends to drive the gear (11) to rotate, the gear (11) rotates to drive the first rotating shaft (10) to rotate, the first rotating shaft (10) rotates to drive the through hole (31) of the first valve plate (20) in the third pipe body (13) to rotate to the valve hole (17), at the moment, the pus passes through the straw (1), the first pipe body (23), the third pipe body (13), the second connecting pipe (12), the second hose (30) and the fourth connecting pipe (41) and then reaches the second collecting cavity (38), and shunt collection is completed.

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