CN110898261A

CN110898261A - Thoracic surgery anti-blocking drainage device capable of accurately controlling pressure difference

Info

Publication number: CN110898261A
Application number: CN201911276343.XA
Authority: CN
Inventors: 肖霄雄; 张卫星; 李林峰; 常睿敏
Original assignee: Xiangya Hospital of Central South University
Current assignee: Xiangya Hospital of Central South University
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-03-24
Anticipated expiration: 2039-12-12
Also published as: CN110898261B

Abstract

The invention discloses a thoracic surgery anti-blocking drainage device capable of accurately controlling pressure difference, and particularly relates to the field of thoracic surgery anti-blocking drainage devices. The invention can prevent blockage caused by excessive bending, is convenient for clamping and stopping drainage, has simple structure and convenient use, and can accurately control the pressure difference.

Description

Thoracic surgery anti-blocking drainage device capable of accurately controlling pressure difference

Technical Field

The invention relates to the field of thoracic surgery anti-blocking drainage devices, in particular to a thoracic surgery anti-blocking drainage device capable of accurately controlling pressure difference.

Background

Closed drainage of thoracic cavity is to put one end of the drainage tube into the thoracic cavity, and the other end is connected to a water-sealed bottle lower than the drainage tube, so as to discharge gas or collect liquid in the thoracic cavity, and to expand the lung tissue again to recover the function.

The drainage tube widely used in clinic is a full-soft rubber tube, and in the using process, the structure is complex, the use is complicated, and the pressure difference is inconvenient to accurately control.

Disclosure of Invention

In order to overcome the above defects in the prior art, the embodiment of the invention provides an anti-blocking drainage device for thoracic surgery, which can accurately control pressure difference, and the technical problems to be solved by the invention are as follows: how to create a semi-soft adhesive material drainage device which is simple and convenient to use.

In order to achieve the purpose, the invention provides the following technical scheme: a thoracic surgery anti-blocking drainage device capable of accurately controlling pressure difference comprises a drainage tube and a collection box, wherein the drainage tube is fixedly arranged at one end of the collection box, the drainage tube comprises a first guide tube, a second guide tube and a third guide tube, the second guide tube is fixedly arranged between the first guide tube and the third guide tube, a first connecting bag is fixedly arranged between the first guide tube and the second guide tube, a second connecting bag is fixedly arranged between the second guide tube and the third guide tube, a treatment barrel is fixedly arranged in the middle of the second guide tube, the first guide tube, the second guide tube and the third guide tube respectively comprise a supporting sheet and a flexible rubber tube, the flexible rubber tube is fixedly arranged on the side surface of the supporting sheet, gaskets are fixedly arranged on the top of the inner wall of the first connecting bag and the top of the inner wall of the second connecting bag, a first diversion hole is formed in one end, close to the first connecting bag, of the supporting sheet of the second guide tube, and the first diversion hole, the backing sheet of No. three pipes is close to the one end of No. two connection bags and has been seted up No. two water conservancy diversion holes, and No. two water conservancy diversion holes are located No. two connection bags inside, inside water conservancy diversion chamber and the impurity chamber of being equipped with of a processing section of thick bamboo, and the impurity chamber is located water conservancy diversion chamber periphery, fixed filter screen and the guide piece of being equipped with in the inside top in water conservancy diversion chamber, and the guide piece is located the filter screen top, be equipped with the opening between filter screen and the guide piece, and the opening intercommunication is located between water conservancy diversion chamber and the.

The implementation mode is as follows: the extracted liquid firstly enters the inside of the first guide pipe and then enters the inside of the third guide pipe through the second guide pipe, in the extraction process, the support sheet can support the flexible rubber pipe to keep the position of the flexible rubber pipe still, meanwhile, the support sheet at the bottom of the first guide pipe and the support sheet at one side of the top of the second guide pipe are close to the edge of a sickbed, the blockage caused by excessive bending of the flexible rubber pipe can be prevented, the vertically arranged second guide pipe enables the liquid to vertically fall down when entering the flow guide cavity, the guide sheet is arranged in a hollow round table shape, one end with a smaller diameter is arranged at the bottom, the liquid and mixed impurities can be guided to fall to the center of the top of the filter screen, the filter screen is arranged in a hemispherical shape and an arc surface facing the top, the liquid directly passes through the filter screen and falls down, under the washing of the liquid and the guide of the arc surface of the filter screen, the impurities fall, the clamp is clamped at the position of the first connecting bag and the second connecting bag corresponding to the gaskets, the flexible rubber tube can be blocked to stop drainage temporarily so as to replace the liquid receiving box, the sealing effect is good, the operation is simple, when the clamp is actually used, no matter the existing drainage tube or the drainage tube of the invention needs to be bent, the bent part is easy to leak, the outer surfaces of the first connecting bag and the second connecting bag are arranged in a full-closed mode, the bent connecting part of the first conduit and the second conduit and the bent connecting part of the second conduit and the third conduit can be protected, when liquid leaks carelessly, the liquid can flow into the first connecting bag and the second connecting bag, the first connecting bag is communicated with the second conduit through the first flow guide hole, the second connecting bag is communicated with the third conduit through the second flow guide hole, and the liquid in the first connecting bag and the second connecting bag can flow back to the inner parts of the second conduit and the third conduit to be discharged, the first connecting bag and the second connecting bag are made of medical silica gel materials, have certain shaping characteristics, can clamp and seal a bent part, and can keep a certain shape under negative pressure so as to be protected.

In a preferred embodiment, a connecting rod is fixedly arranged between the drainage tube and the collecting box, and the connecting rod is fixedly connected with a supporting sheet of the third conduit, so that the supporting sheet and the treatment barrel can be conveniently fixed.

In a preferred embodiment, a connecting pipe and a third connecting bag are fixedly arranged between the drainage pipe and the collecting box, and the third connecting bag is positioned between the drainage pipe and the connecting pipe, so that liquid can be conveniently introduced into the liquid receiving box.

In a preferred embodiment, a connector is fixedly arranged at one end of the first guide pipe, which is far away from the second guide pipe, and the connector is communicated with the flexible rubber hose of the first guide pipe, so that the first guide pipe can be connected with the chest and lung of a patient to be used as an extraction head.

In a preferred embodiment, a negative pressure pump is fixedly installed at one end of the interior of the collecting box far away from the connecting pipe, and the negative pressure pump is located at the top end of the interior of the collecting box, so that stable negative pressure can be formed in the interior of the collecting box during operation.

In a preferred embodiment, the bottom end inside the collecting box is provided with a placing groove, and a liquid receiving box is movably arranged inside the placing groove and is positioned at the bottom of the connecting pipe, so that liquid can be conveniently collected.

In a preferred embodiment, the first guide pipe and the third guide pipe are both obliquely arranged, the first guide pipe and the third guide pipe are arranged in parallel, and the second guide pipe is vertically arranged.

In a preferred embodiment, the end surface of the flexible rubber hose is in a preferred arc shape, the support sheet of the first conduit is arranged towards the bottom, the support sheet of the second conduit is divided into two sections, one section of the support sheet is positioned on one side of the top of the second conduit, the other section of the support sheet is positioned on the other side of the bottom of the second conduit, and the support sheet of the third conduit is arranged towards the top.

The invention has the technical effects and advantages that:

through setting up backing sheet and flexible glue pipe, can keep the position of flexible glue pipe motionless, the follow-up accurate control pressure difference of being convenient for prevents simultaneously that flexible glue pipe from buckling excessively and stopping up, connects the bag through being equipped with one and No. two, and the tight drainage that stops of clamp of being convenient for can prevent simultaneously that the phenomenon of weeping from appearing in the bend, through setting up No. two pipes and a processing section of thick bamboo, is convenient for screen the impurity in the liquid, avoids appearing blocking phenomenon, and overall structure is simple, and convenient to use can accurate control pressure difference.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the first catheter structure of the present invention.

Fig. 3 is a schematic cross-sectional view of a first connecting capsule of the present invention.

Fig. 4 is a schematic cross-sectional view of the second connecting capsule of the present invention.

FIG. 5 is a schematic cross-sectional view of the treatment canister of the present invention.

Fig. 6 is a schematic sectional view of the third connecting capsule of the present invention.

Fig. 7 is a sectional structure schematic diagram of the collecting box of the invention.

The reference signs are: the drainage tube 1, the collection box 2, the guide tube 3, the guide tube 4, the guide tube 5, the guide tube 6, the connection bag 7, the treatment tube 8, the connection rod 9, the connection tube 10, the connector 11, the support sheet 12, the flexible rubber tube 13, the guide hole 14, the gasket 15, the guide hole 16, the guide cavity 17, the impurity cavity 18, the filter screen 19, the guide sheet 20, the opening 21, the connection bag 22, the negative pressure pump 23, and the liquid receiving box 24.

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.

The invention provides a thoracic surgery anti-blocking drainage device capable of accurately controlling pressure difference, which comprises a drainage tube 1 and a collection box 2, wherein the drainage tube 1 is fixedly arranged at one end of the collection box 2, the drainage tube 1 comprises a first guide tube 3, a second guide tube 4 and a third guide tube 5, the second guide tube 4 is fixedly arranged between the first guide tube 3 and the third guide tube 5, a first connecting bag 6 is fixedly arranged between the first guide tube 3 and the second guide tube 4, a second connecting bag 7 is fixedly arranged between the second guide tube 4 and the third guide tube 5, a treatment cylinder 8 is fixedly arranged in the middle of the second guide tube 4, the first guide tube 3, the second guide tube 4 and the third guide tube 5 respectively comprise a support sheet 12 and a soft rubber tube 13, the soft rubber tube 13 is fixedly arranged on the side surface of the support sheet 12, gaskets 15 are fixedly arranged on the top of the inner wall of the first connecting bag 6 and the top of the inner wall of the second connecting bag 7, no. two pipe 4's backing sheet 12 is close to the one end of a connection bag 6 and has seted up a water conservancy diversion hole 14, and a water conservancy diversion hole 14 is located a connection bag 6 inside, No. three pipe 5's backing sheet 12 is close to the one end of No. two connection bags 7 and has seted up No. two water conservancy diversion holes 16, and No. two water conservancy diversion holes 16 are located No. two connection bags 7 inside, handle a section of thick bamboo 8 inside and be equipped with water conservancy diversion chamber 17 and impurity chamber 18, and impurity chamber 18 is located water conservancy diversion chamber 17 periphery, the fixed filter screen 19 and the guide piece 20 that are equipped with in the inside top in water conservancy diversion chamber 17, and guide piece 20 is located filter screen 19 top, be equipped with opening 21 between filter screen 19 and the guide piece 20, and opening 21 intercommunication is located between water conservancy diversion chamber 17.

A connecting rod 9 is fixedly arranged between the drainage tube 1 and the collecting box 2, and the connecting rod 9 is fixedly connected with a supporting sheet 12 of the third guide tube 5.

A connecting pipe 10 and a third connecting bag 22 are fixedly arranged between the drainage pipe 1 and the collecting box 2, and the third connecting bag 22 is positioned between the drainage pipe 1 and the connecting pipe 10.

The one end that No. two pipes 4 were kept away from to pipe 3 is fixed to be equipped with connector 11, and the intercommunication setting between connector 11 and the flexible glue pipe 13 of pipe 3.

And a negative pressure pump 23 is fixedly arranged at one end, far away from the connecting pipe 10, of the interior of the collecting box 2, and the negative pressure pump 23 is positioned at the top end of the interior of the collecting box 2.

The inside bottom of collecting box 2 has seted up the standing groove, and the inside activity of standing groove is equipped with and connects liquid box 24, connect liquid box 24 to be located the connecting pipe 10 bottom.

No. 3 pipes and No. 5 pipes are the slope setting, and parallel arrangement each other between No. 3 pipes and No. 5 pipes, No. 4 pipes are vertical setting.

The terminal surface of flexible glue pipe 13 is excellent arc setting, the backing sheet 12 of a pipe 3 sets up towards the bottom, the backing sheet 12 of No. two pipes 4 divide into two sections, and one of them section is located No. two pipe 4 top one side, another section is located No. two pipe 4 bottom opposite side, No. three pipe 5's backing sheet 12 sets up towards the top.

As shown in fig. 1 to 7, the embodiment specifically is: when the device works, the connector 11 is connected with the chest and lung part of a patient to serve as an extraction head, the negative pressure pump 23 is connected with an external power supply and a switch, stable negative pressure can be formed in the collection box 2 when the device works, the pressure in the collection box 2 is always smaller than that of the chest and lung part of the patient, extracted liquid firstly enters the first guide tube 3 and then enters the third guide tube 5 through the second guide tube 4, and finally is discharged to the liquid receiving box 24 through the third connecting bag 22 and the connecting tube 10 for collection, the connecting rod 9 can fix the support sheet 12 and the treatment barrel 8 during extraction, the support sheet 12 can support the flexible rubber tube 13 to keep the position of the flexible rubber tube 13 still, meanwhile, the support sheet 12 at the bottom of the first guide tube 3 and the support sheet 12 at one side of the top of the second guide tube 4 are close to the edge of a sickbed, the flexible rubber tube 13 can be prevented from being bent excessively and blocked, and the, the guide piece 20 is arranged in a hollow round table shape, one end with a smaller diameter is positioned at the bottom, and can guide liquid and mixed impurities to fall to the center of the top of the filter screen 19, wherein the filter screen 19 is arranged in a hemispherical shape and the arc surface faces the top, the liquid directly passes through the filter screen 19 and falls down, the impurities fall to the edge of the filter screen 19 and fall into the impurity cavity 18 through the opening 21 under the guidance of the washing of the liquid and the arc surface of the filter screen 19, so that the blockage can be effectively prevented, when the drainage needs to be stopped, the clamp clamps are clamped at the positions of the first connecting bag 6 and the second connecting bag 7 corresponding to the gasket 15, so that the drainage of the flexible rubber pipe 13 can be stopped temporarily, the liquid receiving box 24 can be replaced, the sealing effect is good, the operation is simple, when the drainage is actually used, the positions of the part of the existing drainage pipe or the drainage pipe 1 of the invention need to be bent, the liquid leakage phenomenon is more likely to occur at the bent positions, the outer surfaces, the protection device can protect the bent connection part of a first catheter 3 and a second catheter 4 and the bent connection part of a second catheter 4 and a third catheter 5, when liquid leakage happens carelessly, liquid can flow into the first connecting bag 6 and the second connecting bag 7, the first connecting bag 6 is communicated with the second catheter 4 through the first flow guide hole 14, the second connecting bag 7 is communicated with the third catheter 5 through the second flow guide hole 16, liquid in the first connecting bag 6 and the second connecting bag 7 can conveniently flow back to the second catheter 4 and the third catheter 5 to be discharged, the first connecting bag 6 and the second connecting bag 7 are made of medical silica gel materials, and the protection device has certain shaping characteristics, can clamp and seal the bent part and can keep a certain shape under negative pressure so as to be protected.

The working principle of the invention is as follows:

referring to the attached drawings 1-7 of the specification, the connector 11 is connected with the chest and lung of a patient to be used as an extraction head, when the negative pressure pump 23 works, stable negative pressure can be formed in the collection box 2, the extracted liquid firstly enters the first conduit 3, then enters the third conduit 5 through the second conduit 4, and finally is discharged to the interior of the liquid receiving box 24 through the third connecting bag 22 and the connecting pipe 10 for collection, in the extraction process, the connecting rod 9 and the supporting sheet 12 can support the soft rubber pipe 13 to keep the position of the soft rubber pipe fixed, meanwhile, the supporting sheet 12 at the bottom of the first conduit 3 and the supporting sheet 12 at one side of the top of the second conduit 4 are close to the edge of a sickbed, so that the soft rubber pipe 13 can be prevented from being excessively bent and blocked, the vertically arranged second conduit 4 enables the liquid to vertically fall when entering the flow guide cavity 17, the guide sheet 20 can guide the liquid and mixed impurities to fall to the center of, the impurities fall to the edge of the filter screen 19 and fall into the impurity cavity 18 through the opening 21, so that the blockage can be effectively prevented, when the drainage is required to be stopped, the clamp is clamped at the parts of the first connecting bag 6 and the second connecting bag 7 corresponding to the gasket 15, the flexible rubber tube 13 can be blocked to stop drainage temporarily so as to replace the liquid receiving box 24, the outer surfaces of the first connecting bag 6 and the second connecting bag 7 are arranged in a totally-closed manner, the bent connection part of the first guide pipe 3 and the second guide pipe 4 and the bent connection part of the second guide pipe 4 and the third guide pipe 5 can be protected, when liquid leakage happens accidentally, the liquid flows into the first connecting bag 6 and the second connecting bag 7, the first connecting bag 6 is communicated with the second conduit 4 through the first diversion hole 14, and the second connecting bag 7 is communicated with the third conduit 5 through a second flow guide hole 16, so that the liquid in the first connecting bag 6 and the second connecting bag 7 can flow back to the second conduit 4 and the third conduit 5 for discharge.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a thoracic surgery that can accurate control pressure difference prevents stifled drainage device, includes drainage tube (1) and collecting box (2), drainage tube (1) is fixed to be located collecting box (2) one end, its characterized in that: drainage tube (1) is including a pipe (3), No. two pipe (4) and No. three pipe (5), No. two pipe (4) are fixed to be located between a pipe (3) and No. three pipe (5), fixed No. one connection bag (6) that is equipped with between a pipe (3) and No. two pipe (4), fixed No. two connection bag (7) that is equipped with between No. two pipe (4) and No. three pipe (5), No. two pipe (4) middle part is fixed to be equipped with and is handled a section of thick bamboo (8), No. one pipe (3), No. two pipe (4) and No. three pipe (5) all include backing sheet (12) and flexible glue pipe (13), and flexible glue pipe (13) are fixed to be located backing sheet (12) side, the inner wall top of No. one connection bag (6) and the inner wall top of No. two connection bag (7) all fixedly are equipped with gasket (15), No. two one water conservancy diversion are seted up to the one end that backing sheet (12) of pipe (4) are close to one connection bag (6) Hole (14), and a water conservancy diversion hole (14) are located inside connection bag (6), No. two water conservancy diversion holes (16) have been seted up to the one end that backing sheet (12) of No. three pipe (5) are close to No. two connection bags (7), and No. two water conservancy diversion holes (16) are located No. two connection bags (7) inside, it is equipped with water conservancy diversion chamber (17) and impurity chamber (18) to handle a section of thick bamboo (8) inside, and impurity chamber (18) are located water conservancy diversion chamber (17) periphery, water conservancy diversion chamber (17) inside top is fixed to be equipped with filter screen (19) and guide piece (20), and guide piece (20) are located filter screen (19) top, be equipped with opening (21) between filter screen (19) and guide piece (20), and opening (21) intercommunication is located between water conservancy diversion chamber (17) and impurity chamber (18).

2. The thoracic surgery anti-blocking drainage device capable of accurately controlling the pressure difference as claimed in claim 1, wherein: a connecting rod (9) is fixedly arranged between the drainage tube (1) and the collecting box (2), and the connecting rod (9) is fixedly connected with a supporting sheet (12) of the third guide tube (5).

3. The thoracic surgery anti-blocking drainage device capable of accurately controlling the pressure difference as claimed in claim 1, wherein: a connecting pipe (10) and a third connecting bag (22) are fixedly arranged between the drainage pipe (1) and the collecting box (2), and the third connecting bag (22) is positioned between the drainage pipe (1) and the connecting pipe (10).

4. The thoracic surgery anti-blocking drainage device capable of accurately controlling the pressure difference as claimed in claim 1, wherein: the one end that No. two pipe (4) were kept away from in a pipe (3) is fixed to be equipped with connector (11), and the intercommunication setting between connector (11) and the flexible glue pipe (13) of a pipe (3).

5. The thoracic surgery anti-blocking drainage device capable of accurately controlling the pressure difference as claimed in claim 3, wherein: one end, far away from connecting pipe (10), of collecting box (2) inside is fixedly mounted with negative pressure pump (23), and negative pressure pump (23) is located the inside top of collecting box (2).

6. The thoracic surgery anti-blocking drainage device capable of accurately controlling the pressure difference as claimed in claim 3, wherein: the bottom end in the collecting box (2) is provided with a placing groove, a liquid receiving box (24) is movably arranged in the placing groove, and the liquid receiving box (24) is located at the bottom of the connecting pipe (10).

7. The thoracic surgery anti-blocking drainage device capable of accurately controlling the pressure difference as claimed in claim 1, wherein: no. one pipe (3) and No. three pipe (5) are the slope setting, and parallel arrangement each other between No. one pipe (3) and No. three pipe (5), No. two pipe (4) are vertical setting.

8. The thoracic surgery anti-blocking drainage device capable of accurately controlling the pressure difference as claimed in claim 1, wherein: the terminal surface of flexible glue pipe (13) is excellent arc setting, backing sheet (12) of a pipe (3) set up towards the bottom, backing sheet (12) of No. two pipe (4) divide into two sections, and one of them section is located No. two pipe (4) top one side, another section is located No. two pipe (4) bottom opposite side, backing sheet (12) of No. three pipe (5) set up towards the top.