WO2017033469A1 - Drainage processor - Google Patents

Abstract

This drainage processor receives and disposes liquid waste sucked from a living body with negative pressure from a suction source. The drainage processor includes a connector having a suction port that connects to a suction tube that sucks the liquid waste, and a liquid waste receiving portion that receives the liquid waste. The liquid waste receiving portion is attachable and detachable to the connector, and has a suction side communicating port that connects to the suction port and an exhaust port that connects to the suction source.

Description

Drainage treatment device

The present invention relates to a drainage treatment device for storing and discarding drainage sucked from a living body by negative pressure from a suction source.

There is a drainage treatment device for storing and discarding sputum sucked from a living body such as a patient due to negative pressure from a suction source, aspiration, pus, secretions and body fluids at medical sites. It has been. Such a drainage processing device is usually provided corresponding to a drainage generation source (for example, a throat or abdomen of a living body) (see, for example, Patent Document 1).

Such a drainage treatment device has a suction port connected to a suction tube that sucks the drainage from a drainage generation source and an exhaust port connected to the suction source, and is connected to the suction tube when discarding the drainage. In addition, the connection with the suction source is released, and the entire drainage processor is discarded.

Japanese Patent No. 4627353

However, in the conventional drainage treatment device as described in Patent Document 1, when discarding the drainage, it is necessary to release the connection between the drainage treatment device and the suction tube, and the connection of the suction tube is released. There is room for improvement from the viewpoint of the infection risk of the health care workers because the drainage liquid may scatter during the treatment. In addition, it is not easy to remove the suction tube from the drainage processor, and there is a problem that the operation is complicated.

The present invention has been developed in view of the above-described situation, and provides a drainage treatment device capable of reducing the complexity of work while suppressing the risk of infection of medical personnel when discarding the drainage. For the purpose.

A drainage processing device as one embodiment of the present invention is a drainage processing device for storing and discarding a drainage sucked from a living body by a negative pressure from a suction source, and a suction tube for sucking the drainage. A connector having a suction port connected to the suction port, and a drainage storage unit for storing the drainage, wherein the drainage storage unit is connected to the suction port, and an exhaust port is connected to the suction source. And is detachable from the connector.

The drainage treatment device as one embodiment of the present invention includes a housing in which the drainage accommodating portion has an opening and the exhaust port, and a waste container having a ventilation port and the suction side communication port, The connector is a lid that closes the opening, and the waste container is housed in the internal space of the housing, and the opening is closed by the lid, and the housing has a negative pressure from the suction source. It is preferable that the internal space of the waste container is depressurized through the vent and the drained liquid is sucked into the internal space of the waste container through the suction side communication port by depressurizing the internal space.

The drainage processing apparatus as one embodiment of the present invention is a container in which the waste container has the vent hole and the suction side communication port and is detachable from the lid body, and the drainage container It is preferable that the container body includes a bottom part that forms a bottom surface and a side part that extends upward from the bottom part, and the plug body is provided on the side part of the container body. .

The drainage treatment apparatus as one embodiment of the present invention is such that the container main body is formed in a bag shape by thermally welding the peripheral edge portion of the sheet, and the plug body is the heat of the container main body. It is preferable that the container body is provided by being thermally welded so as to close a through hole provided at a position where the welding is not performed.

In the drainage treatment apparatus as one embodiment of the present invention, it is preferable that a discharge port capable of discharging the drainage liquid to the outside of the waste container is disposed in the plug body.

In the drainage treatment apparatus as one embodiment of the present invention, it is preferable that the disposal container has a water absorbing material made of a water-soluble polymer inside.

In the drainage treatment device as one embodiment of the present invention, it is preferable that a filter that prevents passage of the drainage is disposed in the vent.

In the drainage treatment apparatus as one embodiment of the present invention, the suction side communication port is open above the ventilation port and at a position on the lid side in the internal space of the waste container. preferable.

The drainage treatment device as one embodiment of the present invention allows the drainage to pass through the suction side communication port toward the inside of the drainage storage unit, while the drainage of the drainage storage unit. It is preferable that an opening / closing body that prevents passage toward the outside is disposed.

According to the present invention, when the drainage is discarded, the drainage storage part that stores the drainage is removed from the connector, the drainage stored in the drainage storage part is discarded, and the suction tube is removed from the connector. There is no need to remove it.

Therefore, according to the present invention, it is possible to provide a drainage treatment device that can reduce the risk of infection of medical personnel when discarding the drainage and reduce the complexity of work.

It is a side view of the drainage processing device concerning one embodiment of the present invention. It is a perspective view which shows the state which removed the cover body, container main body, and housing of the drainage processing device of FIG. It is a longitudinal cross-sectional view of a part of the drainage treatment device of FIG. It is a perspective view which shows the state which mutually removed the cover body and plug body of the drainage processing device of FIG. It is a perspective view which shows the cover body and plug body of the modification 1 of the drainage processing device of FIG. It is a longitudinal cross-sectional view of the cover body and plug of the drainage treatment device of FIG. It is a perspective view of the stopper of the modification 2 of the drainage processing device of FIG. It is a perspective view of the waste container of the modification 3 of the drainage processor of FIG. It is a perspective view of the modification 4 of the drainage processor of FIG. It is a perspective view which shows the state which mutually removed the cover body and waste container of the modification 5 of the drainage processing device of FIG. It is a perspective view which shows the mounting state of the cover body and waste container of FIG. It is a longitudinal cross-sectional view of the disposal container of FIG. It is a side view of a drainage processing system.

Hereinafter, the drainage treatment device 1 according to an embodiment of the present invention will be described in detail with reference to FIGS. 1 to 4.
In the present specification, the up and down direction means the vertical direction when the drainage treatment device 1 is used, the lower side means the lower side in the vertical direction in which gravity is directed, and the upper side means the opposite direction. And

As shown in FIGS. 1 and 2, the drainage treatment device 1 according to the present embodiment includes a housing 2, a waste container 3, and a lid 4 as a connector, and a suction source provided in a medical facility or the like. It is configured to store and discard the drained liquid sucked from a living body such as a patient by the negative pressure from the patient. Moreover, the housing 2 and the waste container 3 constitute a drainage storage portion 5 that stores drainage as a whole. The drainage treatment device 1 is normally used by being fixed to a holder or the like disposed on the wall surface of a medical facility such as a hospital.

The housing 2 includes an exhaust port 7 connected to a suction source via an exhaust tube 6. A suction pressure adjuster (not shown) having an indicator and a dial is provided between the suction source and the exhaust tube 6 so that the negative pressure from the suction source can be adjusted. Moreover, the housing 2 is provided with the opening part 8 opened to the side. The housing 2 can store and take out the waste container 3 through the opening 8. Further, the housing 2 has at least rigidity sufficient to accommodate the waste container 3 as described later and maintain the shape even if the internal space is decompressed.

Further, as shown in FIG. 2, the housing 2 includes a fitting convex portion 9 that protrudes to the outside around the opening portion 8. The housing 2 closes the opening 8 with the lid 4 using the fitting convex portion 9, thereby forming an internal space in which a portion excluding the exhaust port 7 and a suction port 20 of the lid 4 described later is sealed. It is supposed to be.

As shown in FIG. 1, a waste container 3 is accommodated in the internal space of the housing 2. The disposal container 3 includes, for example, a container body 10 formed into a bag shape by a synthetic resin bag-making process, and a plug body 11 that is integrally formed by injection molding of the synthetic resin and thermally welded to the container body 10. ing. The container main body 10 and the plug body 11 are made of a thermoplastic resin such as polyethylene or polypropylene, which has non-water permeability and non-breathability and can be heat-welded.

The container main body 10 is formed in a bag shape by thermally welding the peripheral edge portion of a sheet made of a thermoplastic resin, that is, by forming the heat welded portion H. The bottom portion 12 that forms the bottom surface, and the bottom portion 12 And a side portion 13 extending upward. The bottom portion 12 is formed with a gusset or the like, for example, to form a bottom surface, and is stably grounded to the bottom surface inside the housing 2 to stably hold the container body 10. Although the container main body 10 shown in FIG. 1 is comprised only from the bottom part 12 and the side part 13, it may contain the upper part which forms an upper surface further. Further, the container body 10 is provided with a stopper 11 on the side portion 13.

The plug body 11 includes a suction side communication port 14 connected to a suction port 20 of the lid body 4 to be described later, a vent hole 15, and an outward projection 16, and is attached to and detached from the lid body 4 using the outward projection 16. It is made possible. Specifically, the suction side communication port 14 communicates the internal space of the container body 10 with the outside, and the opening on the outside of the container body 10 is a lid when the lid body 4 is attached as shown in FIG. It is connected to the suction port 20 of the body 4. The vent 15 communicates the internal space of the container body 10 with the outside, and a vent hole 17 that is an opening on the outside of the container body 10 is disposed in the internal space of the housing 2 as shown in FIG. . Further, as shown in FIG. 3, the plug body 11 includes a flange 18 that penetrates a part of the side portion 13 of the container main body 10, and the flange 18 of the plug body 11 surrounds the through portion of the container main body 10. And are heat-welded. For example, a through hole is provided in a portion of the side portion 13 of the container body 10 that is not thermally welded, the plug body 11 is inserted into the through hole, and the side where the outward projection 16 is located from the flange 18 of the plug body 11 is the through hole. The surface of the flange 18 of the plug body 11 is thermally welded to the inner surface of the container body 10 in a state of protruding from the plug body 11 to form a heat weld portion H, thereby closing the through hole and closing the plug body 11 on the container body 10. Is provided.

The lid 4 includes a suction port 20 connected to a suction tube 19 that sucks the drainage. Moreover, the cover body 4 is provided with the fitting recessed part 21 and the inward protrusion 22 as shown in FIG. The lid 4 closes the opening 8 of the housing 2 by fitting the fitting recess 21 and the fitting protrusion 9 around the opening 8 of the housing 2. The suction port 20 and the suction side communication port 14 are connected by engaging the outward projection 16 of the plug 11 of the waste container 3 accommodated in the space. Specifically, the lid 4 and the housing 2 can be fitted so as to push the fitting convex portion 9 into the fitting concave portion 21. The lid body 4 and the plug body 11 are inserted into the suction side communication port 14 of the plug body 11 while the suction side insertion tube 23 forming the suction port 20 of the lid body 4 is inserted, and then the lid body 4 and the plug body 11 are plugged. The inner protrusion 22 and the outer protrusion 16 can be engaged with each other by rotating the body 11 in directions different from each other in the circumferential direction of the suction side insertion tube 23.

Here, the fitting recess 21 is provided with, for example, a rubber O-ring, packing, or the like to ensure airtightness between the fitting recess 21 and the fitting protrusion 9. Similarly, a rubber O-ring, for example, is provided between the suction side insertion tube 23 and the suction side communication port 14, for example, on the outer peripheral surface of the suction side insertion tube 23, and communicates with the suction side insertion tube 23 and the suction side communication port. Airtightness between the mouth 14 is secured.

The drainage processor 1 stores the waste container 3 in the internal space of the housing 2, closes the opening 8 of the housing 2 with the lid 4, and depressurizes the internal space of the housing 2 by negative pressure from the suction source. Thus, the internal space of the waste container 3 is depressurized through the vent 15, and the drained liquid is sucked into the internal space of the waste container 3 through the suction side communication port 14.

By the way, as shown in FIGS. 3 and 4, the vent hole 15 of the plug body 11 opens in a position protruding in the horizontal direction from the suction side communication port 14 in the internal space of the waste container 3. Specifically, as shown in FIG. 3, the vent 15 is opened at the tip of the vent guide tube 24 that protrudes in the horizontal direction in the internal space of the disposal container 3, and the suction side communication port 14 is the vent The suction side communication hole 25 opens at a position closer to the lid body 4 than the opening at the tip of 15. Thereby, it is possible to suppress the drained liquid sucked into the internal space of the waste container 3 through the suction side communication port 14 from flowing into the vent hole 15.

Further, as shown in FIG. 4, the suction side communication hole 25 which is the opening of the suction side communication port 14 is formed on the side surface, not the tip, of the suction side guide tube 26 protruding in the horizontal direction in the internal space of the waste container 3. It is preferable to be provided. This further suppresses the drainage liquid sucked into the internal space of the waste container 3 through the suction side communication port 14 from being discharged in the direction of the opening at the tip of the vent hole 15 and flowing into the vent hole 15. Can do.

In the internal space of the waste container 3, the suction side communication hole 25 is preferably opened at a position above the vent 15 as shown in FIGS. 3 and 4. Further, it is preferable that a filter X that allows passage of gas but prevents passage of drainage is disposed in the vent hole 15. As a result, even if the drainage liquid stored in the waste container 3 reaches the opening at the tip of the vent 15, the drainage is prevented from being discharged from the vent 15 to the outside of the container body 10 by the filter X. . Further, if the drainage further accumulates and closes the opening at the tip of the vent 15, the internal space of the waste container 3 through the vent 15 is not depressurized, so the suction disposed above the opening at the tip of the vent 15. Before reaching the side communication hole 25, the suction of the drainage liquid can be stopped.

Here, the filter X includes, for example, a general nonwoven fabric, a water-absorbing material (for example, a nonwoven fabric coated with a water-absorbing resin), a membrane filter, and a water-absorbing material that expands by contact with drainage and closes the vent 15. It can be composed of a sintered filter or the like. If the filter X is composed of the above water-absorbing material, the internal space of the waste container 3 through the vent 15 is not depressurized when the drainage reaches the opening at the tip of the vent 15. Furthermore, it can be stopped reliably.

The suction side communication port 14 is provided with a check valve Y as an opening / closing body that allows the drained liquid to pass toward the inside of the waste container 3 while preventing the drained liquid from passing toward the outside of the waste container 3. It is preferred that The check valve Y is accommodated in the suction side communication port 14 and is movable in the suction side communication port 14 between a position where the suction side communication hole 25 is closed and a position where the suction side communication hole 25 is opened. Therefore, when the suction port 20 is directed downward, the check valve Y moves due to its own weight and, for example, closes the suction side communication hole portion 25 while remaining in the suction side communication port 14 by the abutting portion or the like. The drainage does not flow back through the suction side communication hole 25. On the other hand, at the time of suction of the drainage, the suction side guide tube 26 moves to the container body 10 side by suction pressure, and the suction side communication hole 25 is opened. The check valve Y can also be constituted by a duck bill valve, an umbrella valve, a one-point valve in which a valve body base and a valve body are connected by a single connecting piece, or the like. Further, in place of the check valve Y or together with the check valve Y, a water absorbing material Z to be described later may be disposed inside the disposal container 3.

The housing 2 and the waste container 3 may be formed of a permeable material in which at least part of the inside is visible from the outside. Thereby, since the medical worker can visually recognize the amount of drainage accumulated in the disposal container 3, the disposal container 3 can be managed more safely.

Inside the waste container 3, a water absorbing material Z is disposed as necessary, and a sterilizing / disinfecting agent (for example, a chemical generating hypochlorite or chlorine dioxide) is disposed. be able to. As the water-absorbing material Z, a general water-absorbing polymer can be used, and polyacrylic acid resins, polyethylene oxide resins, and maleic anhydride resins are preferable. The polyacrylic resin is preferably produced by aqueous solution polymerization, and preferably has a large particle shape. In general, a water-insoluble polymer is used as the water absorbing material Z. From the viewpoint of reducing medical waste, a water-soluble polymer such as carboxymethyl cellulose, hydroxyethyl cellulose, and solubilized starch is used. preferable. As the water-soluble polymer, it is preferable to use a granular material rather than a powder in order to increase the permeability to the drainage. It can also be mixed with insoluble particles such as pulp.

The waste container 3 can be taken out through the opening 8 of the housing 2 and replaced with a new waste container 3 as necessary, for example, the drainage is stored in the waste container 3. The taken-out waste container 3 is usually discarded as medical waste.

According to the drainage treatment device 1 according to the present embodiment having such a configuration, the connector 4 having the suction port 20 connected to the suction tube 19 that sucks the drainage, and the drainage storage portion 5 that stores the drainage. The drainage container 5 includes a suction side communication port 14 connected to the suction port 20 and an exhaust port 7 connected to the suction source, and is detachable from the connector 4. Therefore, when discarding the drainage, it is sufficient to remove the drainage storage 5 containing the drainage from the connector 4, discard the drainage stored in the drainage storage 5, and connect the suction tube 19 from the connector 4. There is no need to remove it. Therefore, it is possible to reduce the risk of infection of the medical staff when discarding the drainage and reduce the complexity of the work.

Further, according to the drainage treatment device 1, the drainage container 5 includes the housing 2 having the opening 8 and the exhaust port 7, and the waste container 3 having the vent 15 and the suction side communication port 14, The connector 4 is a lid 4 that closes the opening 8. The connector 4 accommodates the waste container 3 in the internal space of the housing 2, closes the opening 8 with the lid 4, and the housing 2 is exposed to negative pressure from the suction source. By depressurizing the internal space, the internal space of the waste container 3 is depressurized through the vent 15, and the drainage liquid can be sucked into the internal space of the waste container 3 through the suction side communication port 14. Therefore, when discarding the drainage liquid, it is sufficient to remove the waste container 3 containing the drainage liquid from the lid 4 and take it out of the housing 2, and it is possible to safely drain the liquid by a simple operation without having to release the connection with the suction source. Can be discarded.

Further, according to the drainage treatment device 1, the disposal container 3 includes a lid body 4 having a vent 15 and a suction side communication port 14, a detachable plug body 11, a container main body 10 for storing drainage, The container body 10 includes a bottom portion 12 that forms a bottom surface, and a side portion 13 that extends upward from the bottom portion 12. The plug body 11 is provided on the side portion 13 of the container body 10, and The opening 4 formed on the side of the housing 2 is closed by the lid 4 serving as a connector attached to the plug 11. Therefore, since the lid 4 is provided on the side of the housing 2, the disposal container 3 is easy to handle.

Furthermore, according to the drainage processing device 1, the suction side communication port 14 opens above the vent port 15 and on the lid 4 side in the internal space of the waste container 3. Therefore, it is possible to suppress the drained liquid sucked into the waste container 3 from flowing into the vent hole 15.

The above description is merely an embodiment of the present invention, and various modifications can be made within the scope of the claims. For example, as shown in FIGS. 5 and 6, a claw portion 27 is provided in place of the inward projection 22 of the lid body 4, and a concave portion as a claw engaging portion 28 is provided in place of the outer projection 16 of the plug body 11. It is good. In this case, by pushing the suction side insertion tube 23 of the lid body 4 while being inserted into the suction side communication port 14 of the plug body 11, the claw portion 27 moves along the outer peripheral surface of the plug body 11, and the plug body When it reaches the claw engaging portion 28 on the outer peripheral surface of 11, it fits into the claw engaging portion 28, so that the lid body 4 and the plug body 11 can be engaged.

Further, as shown in FIG. 7, the stopper 11 may further include a discharge port 29 that allows the internal space of the disposal container 3 to communicate with the outside. Thereby, for example, when the waste container 3 in which the drainage liquid is accumulated is discarded, the drainage liquid can be discharged from the discharge port 29 and can be separated and discarded. Further, the waste container 3 can be reused after the drainage is discharged. The outlet 29 is preferably provided with a detachable lid member 30 as shown in FIG.

In the above-described embodiment, in the disposal container 3, the plug body 11 penetrates a part of the side portion 13 of the container body 10, and the flange 18 of the plug body 11 is heat-welded with the periphery of the penetration portion of the container body 10. However, instead of such a configuration, for example, as shown in FIG. 8, the plug body 11 is sandwiched between portions of the side portion 13 of the container body 10 where two sheets are thermally welded. It is good also as a structure which formed the heat welding part H by carrying out heat welding integrally, and formed the container main body 10 and the plug body 11 integrally. In this case, the plug 11 does not have to include the flange 18.

In the above-described embodiment, a rectangular parallelepiped housing 2 having a rectangular opening 8 and a rectangular lid 4 are used. Instead of such a configuration, for example, as shown in FIG. Thus, it is good also as a structure using the cylindrical housing 2 which has the circular opening part 8, and the disk shaped cover body 4. As shown in FIG.

Furthermore, in the embodiment described above, in the drainage treatment device 1, the lid body 4 includes the inner projection 22 and the suction side insertion tube 23, the plug body 11 includes the outer projection 16, and the plug body 11 is the lid body. 4, after the suction side insertion tube 23 of the lid body 4 is pushed in while being inserted into the suction side communication port 14 of the plug body 11, the lid body 4 and the plug body 11 are inserted into the suction side insertion pipe 23. The inner protrusion 22 and the outer protrusion 16 are engaged with each other by rotating them in different directions in the circumferential direction. Instead of such a structure, for example, as shown in FIG. Includes a plug body holder 31, the plug body 11 includes an overhang portion 32, and when the plug body 11 is attached to the lid body 4, the overhang portion 32 is plugged from above the plug body holder 31 of the lid body 4. The plug body 11 is attached as shown in FIG. 11 by sliding downward while being inserted into the holder 31. It may be configured.

Here, as shown in FIG. 10, the plug body holder 31 has a gap extending in the vertical direction between the lid body 4 and a portion other than the plug body holder 31 and closed at the lower end. The protruding portion 32 of the body 11 can be inserted.

The suction port 20 of the lid 4 is provided at a position where it is connected to the suction side communication port 14 of the plug 11 when the plug 11 is mounted on the lid 4. For example, a rubber O-ring is provided between the suction port 20 and the suction side communication port 14, for example, on the outer peripheral surface of the suction port 20, and the airtightness between the suction port 20 and the suction side communication port 14 is improved. Secured. Further, similarly to the waste container 3 shown in FIG. 8, the side body 13 of the container body 10 is integrally heat-sealed so as to sandwich the plug body 11 at a place where two sheets are heat-welded, The heat welding part H can be formed in the peripheral part 33, and the container main body 10 and the stopper 11 can be shape | molded integrally.

Further, as shown in FIG. 10, a protruding portion 34 may be provided on the overhanging portion 32 of the plug body 11. Thus, in the state where the plug body 11 is mounted on the lid body 4, in this example, the protrusions 34 provided on the upper and lower sides respectively contact the interior of the plug body holder 31 to not only stabilize the mounting state but also the user. It can be confirmed by sound that the can be mounted in an appropriate position.

Further, as shown in FIG. 10, the plug body 11 may include a grip portion 35. Thereby, the waste container 3 can be easily carried, and in particular, it becomes easy to move the waste container 3 up and down with respect to the lid body 4 to be attached and detached.

Further, as shown in FIG. 10, the stopper 11 may include a container body holder 36. Specifically, the container main body holder 36 of FIG. 10 is a gripping portion that is provided by projecting from the gripping portion 35 and configured by two opposing leaf springs. Thereby, since the container main body 10 can be folded and pinched | interposed into the container main body holder 36, the waste container 3 can be easily accommodated in the internal space of the housing 2. FIG. In addition, the stopper 11 may provide the container main body holder 36 in places other than the place shown in FIG.

Further, as shown in FIG. 10, the plug body 11 may include a communication port blocking portion 37. Here, the communication port closing portion 37 can be cut off from the plug body 11, and the suction side communication port 14 is blocked by fitting into the opening on the outside of the container body 10 in the suction side communication port 14. be able to. As a result, when discarding the waste container 3, the suction side communication port 14 is closed by the communication port closing part 37, so that the waste liquid accumulated in the waste container 3 is prevented from spilling and safely discarded. The container 3 can be taken out.

Further, as shown in FIG. 11, the lid body 4 may include a reinforcing plate 42. Specifically, the reinforcing plate 42 is a plate material that protrudes from the lower portion of the lid 4 toward the inside of the housing 2 and supports a load from above. Thereby, even if the drainage liquid is accumulated in the waste container 3 and the weight of the entire waste container 3 increases, the reinforcing plate 42 supports at least a part of the waste container 3, so that the load due to the weight of the waste container 3 is reduced. Concentration on the plug holder 31 can be suppressed. Furthermore, as shown in FIG. 11, when the lid 4 is closed with respect to the housing 2, the lid 4 has a lock portion 43 that engages with the housing 2 to keep the lid 4 closed. It may be provided.

FIG. 12 is a longitudinal sectional view of the waste container 3 shown in FIG. As shown in FIG. 12, the plug body 11 may include a filter hooking portion 38 formed of a movable rib having a claw in the vent hole 15. Thereby, the filter X arrange | positioned at the vent 15 can be fixed.

FIG. 13 is a side view of the drainage treatment system 39. As shown in FIG. 13, the drainage treatment system 39 includes a first drainage treatment device 1a, a second drainage treatment device 1b, a first suction tube 19a, a second suction tube 19b, The 1st exhaust tube 6a, the 2nd exhaust tube 6b, and the suction pressure regulator 40 are provided, and the accommodating body 41 which accommodates these may be provided.

As the first drainage treatment device 1a and the second drainage treatment device 1b, the drainage treatment device 1 according to the first embodiment can be used. The first suction tube 19a and the second suction tube 19b are the same as the suction tube 19 according to the first embodiment, and the first exhaust tube 6a and the second exhaust tube 6b are the same as the first embodiment. Each such exhaust tube 6 can be used.

The suction pressure regulator 40 is connected to a suction source provided in a medical facility, and distributes the negative pressure from the suction source to two systems of a first exhaust tube 6a and a second exhaust tube 6b in this example. . These two systems of negative pressure can be adjusted independently by using an indicator and a dial. Thus, for example, by setting one system to a higher voltage than the other system, the two systems can be used properly according to the application.

In this example, the first drainage treatment device 1a and the second drainage treatment device 1b are used, but three or more drainage treatment devices may be used.

DESCRIPTION OF SYMBOLS 1 Drainage processing device 1a 1st drainage processing device 1b 2nd drainage processing device 2 Housing 3 Waste container 4 Lid (connector)
DESCRIPTION OF SYMBOLS 5 Drainage storage part 6 Exhaust tube 6a 1st exhaust tube 6b 2nd exhaust tube 7 Exhaust port 8 Opening part 9 Fitting convex part 10 Container main body 11 Plug body 12 Bottom part 13 Side part 14 Suction side communication port 15 Ventilation hole 16 Outward projection 17 Ventilation hole portion 18 Flange 19 Suction tube 19a First suction tube 19b Second suction tube 20 Suction port 21 Fitting recess 22 Inner projection 23 Suction side insertion tube 24 Ventilation guide tube 25 Suction side communication hole Part 26 Suction side guide tube 27 Claw part 28 Claw engaging part 29 Discharge port 30 Lid member 31 Plug body holder 32 Overhang part 33 Peripheral part 34 Projection part 35 Grasping part 36 Container body holder 37 Communication port closing part 38 Filter latching part 39 Drainage treatment system 40 Suction pressure regulator 41 Container 42 Reinforcement plate 43 Lock part H Thermal weld part X Filter Y Check valve ( Opening and closing body
Z water absorbing material

Claims (9)

In the drainage treatment device for storing and discarding the drained liquid sucked from the living body by the negative pressure from the suction source,
A connector having a suction port connected to a suction tube for sucking the drainage;
A drainage storage section for storing the drainage,
The drainage storage device includes a suction side communication port connected to the suction port and an exhaust port connected to the suction source, and is detachable from the connector. The drainage container includes a housing having an opening and the exhaust port, and a waste container having a vent port and the suction side communication port,
The connector is a lid that closes the opening,
The waste container is accommodated in the internal space of the housing, the opening is closed with the lid, and the internal space of the housing is reduced by a negative pressure from the suction source. The drainage treatment device according to claim 1, wherein pressure is reduced through the vent and the drainage is sucked into an internal space of the waste container through the suction side communication port. The disposal container includes the vent and the suction side communication port, the lid body and a detachable stopper, and a container main body for storing the drainage,
The container body includes a bottom portion forming a bottom surface, and a side portion extending upward from the bottom portion,
The drainage treatment device according to claim 2, wherein the stopper is provided on the side portion of the container body. The container body is formed in a bag shape by thermally welding the peripheral edge of the sheet,
The drainage treatment device according to claim 3, wherein the plug body is provided by being thermally welded to the container body so as to close a through hole provided at a location where the container body is not thermally welded. The drainage processing device according to claim 3 or 4, wherein the stopper is provided with a discharge port through which the drainage can be discharged to the outside of the waste container. The waste disposal device according to any one of claims 2 to 5, wherein the waste container has a water absorbing material made of a water-soluble polymer therein. The drainage treatment device according to any one of claims 2 to 6, wherein a filter that blocks passage of the drainage is disposed in the vent. The drainage processing device according to claim 7, wherein the suction side communication port opens in a position on the lid side above the vent in the internal space of the waste container. The suction-side communication port is provided with an opening / closing body that allows the drainage to pass toward the inside of the drainage accommodating portion while preventing the drainage from passing toward the outside of the drainage accommodating portion. The drainage processing device according to any one of claims 1 to 8, wherein:

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