CN213131154U - Positive and negative pressure drainage device - Google Patents
Positive and negative pressure drainage device Download PDFInfo
- Publication number
- CN213131154U CN213131154U CN202021486649.6U CN202021486649U CN213131154U CN 213131154 U CN213131154 U CN 213131154U CN 202021486649 U CN202021486649 U CN 202021486649U CN 213131154 U CN213131154 U CN 213131154U
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- drainage
- branch pipe
- negative pressure
- positive
- peristaltic pump
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- 230000002572 peristaltic effect Effects 0.000 claims abstract 8
- 239000007788 liquid Substances 0.000 claims abstract 4
- 238000007789 sealing Methods 0.000 claims 2
- 239000012530 fluid Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract 1
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Abstract
本实用新型公开了一种正负压引流装置。包括：第一引流管，其前端设有引流嘴；第一接口部件，其前端与所述第一引流管的末端连接；第一支管，其前端与所述第一接口部件末端连接；以及第二支管，其前端与所述第一接口部件末端连接；第二接口部件，其前端分别于所述第一支管和第二支管的末端连接；第二引流管，其前端与所述第二接口部件的末端连接；引流袋，其与所述第二引流管的末端连接，用于盛装引流出的液体；蠕动泵，其设置在所述第一支管上，用于提供负压引流动力。本实用新型的有益效果是：其设有第一支管和第二支管，在所述第一支管上设有蠕动泵，既能够进行正压引流，也能够进行负压引流。
The utility model discloses a positive and negative pressure drainage device. It includes: a first drainage tube, the front end of which is provided with a drainage nozzle; a first interface part, whose front end is connected with the end of the first drainage tube; a first branch pipe, whose front end is connected with the end of the first interface part; Two branch pipes, the front end of which is connected to the end of the first interface part; the front end of the second interface part, whose front end is respectively connected to the end of the first branch pipe and the second branch pipe; the second drainage pipe, the front end of which is connected to the second interface The end of the component is connected; the drainage bag is connected with the end of the second drainage tube and is used to hold the drained liquid; the peristaltic pump is arranged on the first branch tube and is used to provide negative pressure drainage power. The beneficial effect of the utility model is that it is provided with a first branch pipe and a second branch pipe, and a peristaltic pump is arranged on the first branch pipe, which can perform both positive pressure drainage and negative pressure drainage.
Description
Technical Field
The utility model relates to the field of medical equipment, in particular to positive and negative pressure drainage device.
Background
Cerebrospinal fluid leakage is a common complication of spinal surgery. Negative pressure drainage is placed in the wound cavity after the conventional spinal surgery so as to suck out hematocele in the wound cavity and prevent incision infection and surgical adhesion. For cerebrospinal fluid leakage patients, negative pressure drainage also drains cerebrospinal fluid. The production amount of the adult cerebrospinal fluid is about 450ml/24h, and when the drainage exceeds 100ml/24h, the patient can have headache, vomit and even cause cerebral hernia. In clinical work, the speed of cerebrospinal fluid leakage is generally determined according to the color and the drainage volume of drainage fluid. When the drainage liquid turns red, blood is the main thing, and need to be sucked out with negative pressure, prevent the infection. When the drainage liquid tends to be transparent, the cerebrospinal fluid is taken as the main part, and positive pressure drainage is needed to prevent the cerebrospinal fluid from being excessively led out to cause serious consequences.
The existing positive and negative pressure drainage device has the following defects that firstly, the single negative pressure positive and negative pressure drainage device is usually adopted, and once the drainage is excessive, the health of a patient can be damaged. Secondly, adopt negative pressure drainage ball to produce negative pressure usually, such drainage rate is unstable, and drainage time can't accurate control. Also, the length of the drainage tube is fixed and cannot be adjusted according to the needs of the operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a positive negative pressure drainage device, it is equipped with first branch pipe and second branch pipe be equipped with the peristaltic pump on the first branch pipe, can enough carry out the malleation drainage, also can carry out the negative pressure drainage.
In order to achieve the above object, the utility model adopts the following technical scheme, include:
the front end of the first drainage tube is provided with a drainage nozzle;
the front end of the first interface component is connected with the tail end of the first drainage tube;
the front end of the first branch pipe is connected with the tail end of the first interface part; and
the front end of the second branch pipe is connected with the tail end of the first interface part;
the front ends of the second interface parts are respectively connected with the tail ends of the first branch pipe and the second branch pipe;
the front end of the second drainage tube is connected with the tail end of the second interface component;
the drainage bag is connected with the tail end of the second drainage tube and is used for containing drained liquid;
the peristaltic pump is arranged on the first branch pipe and is used for providing negative pressure drainage power;
and the first branch pipe and the second branch pipe are respectively provided with an on-off control valve.
Preferably, the method further comprises the following steps:
the single chip microcomputer is arranged in the shell of the peristaltic pump and is electrically connected with the peristaltic pump;
the control panel is arranged on the shell of the peristaltic pump, is electrically connected with the single chip microcomputer and is used for adjusting the drainage rate and the drainage time of the peristaltic pump;
and the display is arranged on the shell of the peristaltic pump, is electrically connected with the single chip microcomputer and is used for displaying the drainage rate and the drainage time.
Preferably, the method further comprises the following steps:
a check valve disposed on the first draft tube for preventing backflow.
Preferably, the end of the second drainage tube is detachably connected with the drainage bag.
Preferably, the method further comprises the following steps:
a liquid discharge port arranged at the bottom of the drainage bag and used for discharging drainage liquid;
and the first sealing plug is matched with the liquid outlet and used for sealing the liquid outlet.
Preferably, the method further comprises the following steps:
an air outlet arranged at the upper part of the drainage bag and used for discharging the air in the drainage bag;
and the second sealing plug is matched with the exhaust port and used for sealing the exhaust port.
Preferably, the first drainage tube is composed of a plurality of sections of pluggable short tubes.
The beneficial effects of utility model are that: 1. the drainage device is provided with a first branch pipe and a second branch pipe, wherein a peristaltic pump is arranged on the first branch pipe, so that positive pressure drainage and negative pressure drainage can be performed; 2. the single chip microcomputer is electrically connected with the peristaltic pump and can control the drainage rate and the drainage time; 3. the first drainage tube is composed of a plurality of sections of pluggable short tubes, and the length of the first drainage tube can be adjusted according to actual needs.
Drawings
Fig. 1 is a schematic view of a positive and negative pressure drainage device of the utility model.
Fig. 2 is a sectional view of a first interface member of the present invention.
Fig. 3 is a sectional view of a second interface member of the invention.
Fig. 4 is a schematic view of a drainage bag in the utility model.
FIG. 5 is a schematic view of a first draft tube of the utility model.
Fig. 6 is a schematic circuit diagram of the positive and negative pressure drainage device of the utility model.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-6, the utility model discloses an implementation form, in order to realize above-mentioned purpose, the utility model discloses a following technical scheme is adopted, include:
the first draft tube 110 is a circular tubular structure and made of PVC material, and a draft nozzle 111 is provided at the front end of the first draft tube 110. Preferably, the drainage nozzle 111 is of a four-stage variable diameter pagoda-shaped structure. It is further preferable that a check valve 112 for preventing backflow is provided on the first drain tube 110.
The first interface member 120 is made of PVC material, and the front end of the first interface member 120 is connected to the end of the first draft tube 110. Preferably, the front end of the first interface component 120 is provided with a port 121 for connecting the end of the first drainage tube 110, the end of the first interface component 120 is provided with a port 122 and a port 123 respectively communicated with the port 121, and the port 122 and the port 123 are respectively connected with the first branch tube 131 and the second branch tube 132.
The front end of the first branch pipe 131 is connected with the end of the first interface component 120; the front end of the second branch pipe 132 is connected with the tail end of the first interface component 120; preferably, the first branch pipe 131 and the second branch pipe 132 are made of PVC material. More preferably, the first branch pipe 131 and the second branch pipe 132 are provided with an on-off control valve 181 and a control valve 182, respectively.
The front ends of the second interface parts 140 are respectively connected with the ends of the first branch pipe 131 and the second branch pipe 132; preferably, the front end of the second interface part 140 is provided with an interface 141 and an interface 142 for connecting the ends of the first branch pipe 131 and the second branch pipe 132, the end of the first interface part 140 is provided with an interface 143 communicated with the interface 141 and the interface 142, and the interface 143 is connected with the second drainage pipe 150.
The second draft tube 150 has a circular tubular structure and is made of a PVC material. The front end of the second draft tube 150 is connected with the end of the second interface unit 140; preferably, a port 151 is provided at the end of the second drain tube 150, and the port is matched with a port 161 of the drain bag 160. As a further preference, the interface 151 is screwed to the interface 161.
The drainage bag 160 is connected to the end of the second drainage tube 150 for containing the drained liquid. Preferably, a drain port 162 for discharging the drainage fluid is provided at the bottom of the drainage bag. Further preferably, an air vent 164 for discharging air in the drainage bag is provided at an upper portion of the drainage bag. More preferably, the liquid discharge port 162 and the gas discharge port 164 are provided with a first sealing plug 163 and a second sealing plug 165, respectively.
A peristaltic pump 170 is provided on the first branch for providing negative pressure drainage power. As a preference, further comprising: the single chip microcomputer 191 is arranged in the shell of the peristaltic pump 170 and is electrically connected with the peristaltic pump; the control panel 192 is arranged on the shell of the peristaltic pump 170, is electrically connected with the singlechip 191 and is used for adjusting the drainage rate and the drainage time of the peristaltic pump 170; the display 193 is arranged on the shell of the peristaltic pump 170, is electrically connected with the singlechip 191 and is used for displaying the drainage rate and the drainage time.
In the using process, the drainage nozzle 111 is inserted into the wound of a patient and fixed, when the amount of accumulated liquid at the affected part is large and needs to be drained quickly to prevent infection, the control valve 181 on the first branch pipe 131 is opened, the peristaltic pump 170 is opened, and negative pressure drainage is performed on the affected part; the drainage rate and time are adjusted through the control panel 192 and the singlechip 191. When the amount of liquid accumulated in the affected part is less, the drainage is not suitable for continuous negative pressure drainage, the control valve 181 and the peristaltic pump 170 on the first branch pipe 131 need to be closed, and the control valve 182 on the second branch pipe 132 needs to be opened for positive pressure drainage. In the drainage process, the one-way valve 112 is arranged on the first drainage tube 110, so that the drainage liquid can be prevented from flowing backwards. The drainage bag 160 is provided with a liquid outlet 162 and an air outlet 164, and accumulated liquid and accumulated air can be discharged.
In another embodiment, the method further comprises: the single chip microcomputer 191 is arranged in the shell of the peristaltic pump 170 and is electrically connected with the peristaltic pump 170; the control panel 192 is arranged on the shell of the peristaltic pump 170, is electrically connected with the singlechip 191 and is used for adjusting the drainage rate and the drainage time of the peristaltic pump; the display 193 is arranged on the shell of the peristaltic pump 170, is electrically connected with the singlechip 191 and is used for displaying the drainage rate and the drainage time.
In another embodiment, the method further comprises: a check valve 112 is provided on the first draft tube 110 for preventing backflow.
In another embodiment, the distal end of the second drain tube 150 is removably connected to a drain bag 160. Preferably, a port 151 is provided at the end of the second drain tube 150, and the port is matched with a port 161 of the drain bag 160. As a further preference, the interface 151 is screwed to the interface 161.
In another embodiment, the method further comprises: a liquid outlet 162 is provided at the bottom of the drainage bag 160 for discharging drainage liquid; the first sealing plug 163 is fitted to the liquid discharge port 162 to seal the liquid discharge port.
In another embodiment, the method further comprises: an air outlet 164 is provided at an upper portion of the drainage bag 160 for discharging air in the drainage bag; a second sealing plug 165 is fitted to the vent 164 for sealing the vent 164.
In another embodiment, the first draft tube 110 is comprised of multiple sections of pluggable tubing. The short pipe is provided with a socket 113 and a plug 114 which are matched at the tail ends. The length of the drainage tube is adjusted to meet different requirements.
To sum up, the positive and negative pressure drainage device 1 of the present invention is provided with a first branch pipe 131 and a second branch pipe 132, and the peristaltic pump 170 is disposed on the first branch pipe 131, so that positive pressure drainage and negative pressure drainage can be performed; the single chip microcomputer 191 electrically connected with the peristaltic pump 170 is arranged and can control the drainage rate and the drainage time; the first drainage tube 110 is composed of a plurality of sections of pluggable short tubes, and the length of the first drainage tube can be adjusted according to actual needs.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021486649.6U CN213131154U (en) | 2020-07-24 | 2020-07-24 | Positive and negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021486649.6U CN213131154U (en) | 2020-07-24 | 2020-07-24 | Positive and negative pressure drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213131154U true CN213131154U (en) | 2021-05-07 |
Family
ID=75732876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021486649.6U Expired - Fee Related CN213131154U (en) | 2020-07-24 | 2020-07-24 | Positive and negative pressure drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213131154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113289090A (en) * | 2021-06-28 | 2021-08-24 | 衢州市人民医院 | Novel intelligent precise metering alarm drainage device |
-
2020
- 2020-07-24 CN CN202021486649.6U patent/CN213131154U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113289090A (en) * | 2021-06-28 | 2021-08-24 | 衢州市人民医院 | Novel intelligent precise metering alarm drainage device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210507 |
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| CF01 | Termination of patent right due to non-payment of annual fee |