CN110772673A - Sterile negative pressure continuous sputum suction device - Google Patents
Sterile negative pressure continuous sputum suction device Download PDFInfo
- Publication number
- CN110772673A CN110772673A CN201910956208.3A CN201910956208A CN110772673A CN 110772673 A CN110772673 A CN 110772673A CN 201910956208 A CN201910956208 A CN 201910956208A CN 110772673 A CN110772673 A CN 110772673A
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- Prior art keywords
- negative pressure
- sputum
- sterile
- pressure machine
- sputum suction
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- A61M1/0023—
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/74—Suction control
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/83—Tube strippers, i.e. for clearing the contents of the tubes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/84—Drainage tubes; Aspiration tips
- A61M1/85—Drainage tubes; Aspiration tips with gas or fluid supply means, e.g. for supplying rinsing fluids or anticoagulants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/04—Liquids
- A61M2202/0466—Saliva
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3327—Measuring
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/06—Head
- A61M2210/0606—Face
Abstract
The invention discloses a sterile negative pressure continuous sputum suction device which comprises a sterile mask, a sterile sputum suction pipe, a liquid collection tank, a first negative pressure machine and a second negative pressure machine, wherein the sterile mask is provided with a first opening and a second opening; the sterile mask is fixedly connected with the sliding sleeve; the sliding sleeve slides along the outer wall of the sterile sputum suction pipe, and the sterile sputum suction pipe is hermetically connected with the first negative pressure machine through the liquid collecting tank; the side wall of the sterile sputum-aspirating tube is provided with a mist absorbing channel; the fog absorption channel is connected with the second negative pressure machine; the front end of the sterile sputum suction pipe is also provided with a sputum flowing state monitoring assembly and a fog monitoring assembly; the side wall of the sterile sputum aspirator is also provided with a negative pressure seat communicated with the sputum aspirator; the negative pressure seat is connected with a negative pressure pipe; the negative pressure pipe is connected with the exhaust pipe and the negative pressure connecting pipe through a three-way valve; the negative pressure connecting pipe is connected with a second negative pressure machine through a temporary sputum storage tank; the sputum suction device is also provided with a control module which controls the first negative pressure machine, the second negative pressure machine and the three-way valve. The invention realizes continuous sputum suction, and has convenient operation and safe use.
Description
Technical Field
The invention relates to the technical field of sterile continuous drainage, in particular to a sterile negative-pressure continuous sputum suction device.
Background
Along with the increasing health consciousness of people, medical instruments are gradually widely used, and the sputum aspirator is more and more paid attention because of the characteristics of convenient operation and effective alleviation of the pain of patients. The traditional sputum aspirator generally comprises a host (providing a negative pressure source), a liquid storage bottle, a sputum suction pipe and the like, wherein a human body is connected to the liquid storage bottle through the sputum suction pipe, then the liquid storage bottle is connected with the host through the sputum suction pipe, and when the host is started to provide negative pressure, sputum of the human body can be sucked into the liquid storage bottle.
The prior sputum suction device needs a nurse to take care of the sputum suction device all the time so as to avoid accidents, and the sputum suction operation is stopped once a sputum suction pipe is blocked.
Disclosure of Invention
The invention aims to provide an aseptic negative pressure continuous drainage device, which realizes continuous sputum suction, is convenient to operate and is safe to use.
In order to solve the technical problems, the invention adopts the following technical scheme: an aseptic negative pressure continuous sputum suction device comprises an aseptic mask, an aseptic sputum suction pipe, a liquid collection tank, a first negative pressure machine and a second negative pressure machine;
a through hole for the sterile sputum suction pipe to pass through is formed in the center of the sterile mask; a sliding sleeve is fixedly connected to the outer side of the sterile mask at the periphery of the through hole; the sliding sleeve and the sterile mask slide along the outer wall of the sterile sputum suction pipe and are fixed through the locking assembly; a fixing belt is arranged outside the sterile mask;
the liquid collection tank is of a sealing structure, and a left cavity and a right cavity which are communicated with each other are arranged in the liquid collection tank; the sterile sputum suction pipe extends into the left cavity and is hermetically connected with the liquid collection tank, and the first negative pressure machine is hermetically connected with the right cavity through a connecting pipe;
the side wall of the sterile sputum suction pipe is provided with a mist absorption channel; the outer wall of the sterile sputum suction pipe is also provided with an air outlet connected with the mist absorption channel; the exhaust port is connected with the second negative pressure machine through an exhaust pipe;
the front end of the sterile sputum suction pipe is also provided with a sputum flowing state monitoring component and a fog monitoring component for monitoring whether fog is generated in the operation;
the side wall of the sterile sputum suction pipe is also provided with a negative pressure seat communicated with the sputum suction pipe; the negative pressure seat is connected with a negative pressure pipe; the negative pressure pipe is connected with the exhaust pipe and the negative pressure connecting pipe through a three-way valve; the negative pressure connecting pipe is connected with the sputum temporary storage tank; the sputum temporary storage tank is connected with a second negative pressure machine;
the sputum suction device is also provided with a control module, and the control module is connected with the first negative pressure machine, the second negative pressure machine, the sputum flowing state monitoring assembly and the fog monitoring assembly; the three-way valve is connected with the control module;
the sputum flowing state monitoring assembly acquires a sputum flowing signal, and monitors the sputum signal and the sputum flowing signal; the sputum normally flows, the control module controls the first negative pressure machine to normally work, and the second negative pressure machine stops working; the sputum flows slowly or does not flow, the control module controls the first negative pressure machine to stop working, the three-way valve opens a pipeline for communicating the negative pressure pipe with the second negative pressure machine, and the second negative pressure machine starts working; when the sputum flowing state monitoring assembly monitors that no sputum flows, the control module controls the first negative pressure machine and the second negative pressure machine to stop working.
Further, a medicament adding channel is also arranged on the side wall of the sterile sputum suction tube; the outer wall of the sterile sputum suction pipe is provided with an injector connecting seat communicated with the medicament adding channel; and a sealing rubber plug is arranged on the syringe connecting seat.
Further, the negative pressure of the first negative pressure machine is manually adjusted; the negative pressure of the second negative pressure machine is divided into eight gears and is controlled by the control module; when the fog monitoring assembly detects that fog exists in the operation process, the control module starts the second negative pressure machine and the three-way valve to open a fog absorption channel and a channel connected with the second negative pressure machine, the control module controls the second negative pressure machine to start a first gear mode, and the control module controls the second negative pressure machine to stop working after the fog generated in the operation process is sucked in a negative pressure manner; when the sputum flowing state monitoring assembly monitors that the sputum cannot flow, the control module controls the second negative pressure machine to work, the sputum enters a second-gear mode at first, after 5s, the sputum flowing state monitoring assembly monitors that the sputum still cannot flow, the control module controls the second negative pressure machine to enter a third-gear mode, after 5s, the sputum flowing state monitoring assembly monitors that the sputum still cannot flow, the control module controls the second negative pressure machine to enter a fourth-gear mode, and the like, until the sputum flowing state monitoring assembly monitors that the sputum normally flows.
Further, an internal support frame is arranged at the head end of the sterile sputum suction tube; the rear side of the inner support frame is provided with a one-way valve.
Further, the one-way valve is composed of a plurality of flexible petals.
Furthermore, the locking assembly comprises an upper half locking pressing plate, a lower half locking pressing plate, a clamping hook and a clamping groove; the upper half locking pressing plate and the lower half locking pressing plate are positioned in the sliding sleeve and are respectively arranged above and below the sterile sputum suction tube, and connecting plates are arranged on two sides of the upper half locking pressing plate; the connecting plate is provided with a clamping groove; clamping columns are arranged on two sides of the lower half locking pressing plate; the end part of the clamping column is provided with a clamping hook; the upper surface and the lower surface of the clamping hook are inclined surfaces.
Furthermore, the sputum suction device is also provided with a customization module, and the timing module is connected with the control module; the timing module presets sputum suction time, and the preset sputum suction time is reached; the control module controls the first negative pressure machine to stop working.
Furthermore, the side wall of the sterile sputum suction pipe is also provided with a back washing channel, and the back washing channel is provided with a plurality of connecting holes communicated with the interior of the sterile sputum suction pipe; the side wall of the sterile sputum suction pipe is also provided with a flushing water pipe connecting seat.
The invention has the beneficial effects that:
1) the sputum flow state monitoring assembly and the fog monitoring assembly are arranged, and the control module controls the negative pressure machine to work, so that the aim of continuously sucking sputum is fulfilled.
2) According to the sputum suction device, through the matching of the sputum flowing state monitoring assembly and the second negative pressure machine, when the sputum suction pipe is blocked, the suction force of negative pressure is increased through the second negative pressure machine, the blocked thick sputum is sucked out, and continuous sputum suction can be realized.
3) According to the invention, the sterile mask is arranged, so that sputum is effectively prevented from splashing outwards when sputum is sucked, the sliding sleeve drives the mask to move, the insertion depth of the sputum suction pipe is adjusted, the sputum suction pipe is quickly fixed through the locking assembly, and the sputum suction pipe is prevented from moving accidentally after the locking assembly and the mask are fixed, so that the use safety is improved.
4) The side wall of the sterile sputum suction pipe is also provided with the back flush channel, and the one-way valve is arranged in the sterile sputum suction pipe, so that the sterile sputum suction pipe is convenient to clean, and the cleaning solution cannot pollute the external space.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the locking assembly.
Fig. 3 is a schematic structural view of the support frame.
Fig. 4 is a schematic view of the closed state of the check valve.
Fig. 5 is a schematic view of the open state of the check valve.
Fig. 6 is a sectional view of the whole section of the sterile sputum aspirator tube.
Fig. 7 is a schematic structural view of the backwash channel.
Detailed Description
The technical solution of the present invention will be clearly and completely described by the following detailed description.
Referring to fig. 1-7, the aseptic negative pressure continuous sputum aspirator of the present invention comprises an aseptic mask 1, an aseptic sputum aspirating tube 2, a liquid collecting tank 3, a first negative pressure machine 4 and a second negative pressure machine 5.
The center of the sterile mask 1 is provided with a through hole for the sterile sputum suction tube 2 to pass through; the outer side of the sterile mask 1 is fixedly connected with a sliding sleeve 6 at the periphery of the through hole; the sliding sleeve 6 and the sterile mask 1 slide along the outer wall of the sterile sputum suction tube 2 and are fixed through a locking assembly; a fixing belt 7 is arranged outside the sterile mask.
The aseptic mask 1 of the present invention and the sliding sleeve 6 of the present invention are integrally formed and move synchronously. Because patients are different and the insertion depths of the sputum suction pipes are not completely the same, when the sterile mask is used, the sterile sputum suction pipe is firstly fixed on the face and inserted through the mask, and after the sterile sputum suction pipe is inserted into a proper depth according to requirements, the sterile mask and the sterile sputum suction pipe are fixed through the locking assembly, so that the sterile mask and the sterile sputum suction pipe do not generate relative displacement.
The locking assembly of the present invention includes an upper half locking press plate 81, a lower half locking press plate 82, a hook 83 and a catch 84. The upper half locking pressing plate 81 and the lower half locking pressing plate 82 are positioned in the sliding sleeve 6 and are respectively arranged above and below the sterile sputum suction tube 2, and connecting plates 85 are arranged on two sides of the upper half locking pressing plate 81; a clamping groove 84 is formed in the connecting plate 85; clamping columns 86 are arranged on two sides of the lower half locking pressing plate 82; the end part of the clamping column 86 is provided with a clamping hook 83; the upper and lower surfaces of the hook 83 are inclined surfaces.
And the upper half locking pressing plate 81 and the lower half locking pressing plate 82 are provided with extending T-shaped pressing blocks, and the T-shaped pressing blocks penetrate through the sliding sleeves to be connected with the upper half locking pressing plate 81 and the lower half locking pressing plate 82. When the two T-shaped pressing blocks are pressed, the clamping hook 83 on the lower half locking pressing plate 82 is clamped into the clamping groove 84, and when the unlocking is needed, the T-shaped pressing blocks are pulled outwards, the clamping hook 83 is separated from the clamping groove 84, and the T-shaped pressing blocks can be conveniently moved. The upper surface and the lower surface of the clamping hook 83 are inclined surfaces, so that the clamping hook can be clamped into the clamping groove or separated from the clamping groove conveniently.
The liquid collecting tank 3 is a sealing structure, and a left cavity 31 and a right cavity 32 which are communicated with each other are arranged in the liquid collecting tank 3; the sterile sputum suction pipe 2 extends into the left cavity 31 and is hermetically connected with the liquid collecting tank 3, and the first negative pressure machine 4 is hermetically connected with the right cavity 32 through a connecting pipe 9.
The liquid collection tank 3 is divided into a left chamber and a right chamber, and sputum is stored in the left chamber 31, so that the sputum is prevented from polluting the negative pressure machine.
The side wall of the sterile sputum aspirator 2 is provided with a mist absorption channel 21; the outer wall of the sterile sputum suction pipe 2 is also provided with an air outlet connected with the mist absorption channel 21; the exhaust port is connected to the second negative pressure machine 5 through an exhaust pipe 23. When mist is generated in the operation process, the second negative pressure machine 5 works to extract the mist and discharge the mist through the mist absorption channel 21. The end of the mist absorbing passage 21 is provided with a mist inlet 22 connected to the mist absorbing passage 21.
The front end of the sterile sputum suction pipe is also provided with a sputum flowing state monitoring component 10 and a fog monitoring component 11 for monitoring whether fog is generated in the operation;
the side wall of the sterile sputum aspirator 2 is also provided with a negative pressure seat communicated with the sputum aspirator; the negative pressure seat is connected with a negative pressure pipe 13; the negative pressure pipe 13 is connected with the exhaust pipe 23 and the negative pressure connecting pipe 12 through a three-way valve 14; the negative pressure connecting pipe 12 is connected with a sputum temporary storage tank 15; the sputum temporary storage tank 15 is connected with the second negative pressure machine 5.
The sputum suction device is also provided with a control module, and the control module is connected with the first negative pressure machine 4, the second negative pressure machine 5, the sputum flowing state monitoring assembly 10 and the mist monitoring assembly 11; the three-way valve 14 is connected with the control module; the sputum flowing state monitoring assembly acquires a sputum flowing signal, and monitors the sputum signal and the sputum flowing signal; the sputum normally flows, the control module controls the first negative pressure machine to normally work, and the second negative pressure machine stops working; the sputum flows slowly or does not flow, the control module controls the first negative pressure machine to stop working, the three-way valve opens a pipeline for communicating the negative pressure pipe with the second negative pressure machine, and the second negative pressure machine starts working; when the sputum flowing state monitoring assembly monitors that no sputum flows, the control module controls the first negative pressure machine and the second negative pressure machine to stop working.
The negative pressure of the first negative pressure machine is manually adjusted; the negative pressure of the second negative pressure machine is divided into eight gears and is controlled by the control module; when the fog monitoring assembly detects that fog exists in the operation process, the control module starts the second negative pressure machine and the three-way valve to open a fog absorption channel and a channel connected with the second negative pressure machine, the control module controls the second negative pressure machine to start a first gear mode, and the control module controls the second negative pressure machine to stop working after the fog generated in the operation process is sucked in a negative pressure manner; when the sputum flowing state monitoring assembly monitors that the sputum cannot flow, the control module controls the second negative pressure machine to work, the sputum enters a second-gear mode at first, after 5s, the sputum flowing state monitoring assembly monitors that the sputum still cannot flow, the control module controls the second negative pressure machine to enter a third-gear mode, after 5s, the sputum flowing state monitoring assembly monitors that the sputum still cannot flow, the control module controls the second negative pressure machine to enter a fourth-gear mode, and the like, until the sputum flowing state monitoring assembly monitors that the sputum normally flows.
The sputum suction device is also provided with a customization module, and the timing module is connected with the control module; the timing module presets sputum suction time, and the preset sputum suction time is reached; the control module controls the first negative pressure machine to stop working.
The side wall of the sterile sputum aspirator pipe is also provided with a medicament adding channel 24; the outer wall of the sterile sputum suction pipe is provided with an injector connecting seat communicated with the medicament adding channel; the syringe connecting seat is provided with a sealing rubber plug 26. The chemical adding passage 24 has a plurality of chemical outlets at its end.
The head end of the sterile sputum aspirator 2 is provided with an internal support frame 27; the rear side of the inner support frame is provided with a one-way valve 28. The one-way valve 28 is composed of several flexible petals.
The side wall of the sterile sputum aspirator 2 is also provided with a back flush channel 29, and the back flush channel is provided with a plurality of connecting holes 30 communicated with the interior of the sterile sputum aspirator; the side wall of the sterile sputum suction pipe is also provided with a flushing water pipe connecting seat.
The sterile sputum suction pipe 2 is convenient to clean and sterilize, the cleaning liquid pipe is connected with the washing water pipe connecting seat, the cleaning liquid enters the sterile sputum suction pipe 2 through the back washing channel 29 and the connecting hole 30, and due to the existence of the one-way valve 28, the cleaning liquid cannot flow out from the end part of the pipe to pollute the external space.
The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention, and various modifications and improvements made to the technical solutions of the present invention by those skilled in the art should fall into the protection scope of the present invention without departing from the design concept of the present invention, and the technical contents of the present invention as claimed are all described in the technical claims.
Claims (8)
1. An aseptic negative pressure continuous sputum suction device is characterized in that: comprises a sterile face mask, a sterile sputum suction pipe, a liquid collecting tank, a first negative pressure machine and a second negative pressure machine;
a through hole for the sterile sputum suction pipe to pass through is formed in the center of the sterile mask; a sliding sleeve is fixedly connected to the outer side of the sterile mask at the periphery of the through hole; the sliding sleeve and the sterile mask slide along the outer wall of the sterile sputum suction pipe and are fixed through the locking assembly; a fixing belt is arranged outside the sterile mask;
the liquid collection tank is of a sealing structure, and a left cavity and a right cavity which are communicated with each other are arranged in the liquid collection tank; the sterile sputum suction pipe extends into the left cavity and is hermetically connected with the liquid collection tank, and the first negative pressure machine is hermetically connected with the right cavity through a connecting pipe;
the side wall of the sterile sputum suction pipe is provided with a mist absorption channel; the outer wall of the sterile sputum suction pipe is also provided with an air outlet connected with the mist absorption channel; the exhaust port is connected with the second negative pressure machine through an exhaust pipe;
the front end of the sterile sputum suction pipe is also provided with a sputum flowing state monitoring component and a fog monitoring component for monitoring whether fog is generated in the operation;
the side wall of the sterile sputum suction pipe is also provided with a negative pressure seat communicated with the sputum suction pipe; the negative pressure seat is connected with a negative pressure pipe; the negative pressure pipe is connected with the exhaust pipe and the negative pressure connecting pipe through a three-way valve; the negative pressure connecting pipe is connected with the sputum temporary storage tank; the sputum temporary storage tank is connected with a second negative pressure machine;
the sputum suction device is also provided with a control module, and the control module is connected with the first negative pressure machine, the second negative pressure machine, the sputum flowing state monitoring assembly and the fog monitoring assembly; the three-way valve is connected with the control module;
the sputum flowing state monitoring assembly acquires a sputum flowing signal, and monitors the sputum signal and the sputum flowing signal; the sputum normally flows, the control module controls the first negative pressure machine to normally work, and the second negative pressure machine stops working; the sputum flows slowly or does not flow, the control module controls the first negative pressure machine to stop working, the three-way valve opens a pipeline for communicating the negative pressure pipe with the second negative pressure machine, and the second negative pressure machine starts working; when the sputum flowing state monitoring assembly monitors that no sputum flows, the control module controls the first negative pressure machine and the second negative pressure machine to stop working.
2. The sterile negative-pressure continuous sputum aspirator of claim 1, wherein: a medicament adding channel is also arranged on the side wall of the sterile sputum suction tube; the outer wall of the sterile sputum suction pipe is provided with an injector connecting seat communicated with the medicament adding channel; and a sealing rubber plug is arranged on the syringe connecting seat.
3. The sterile negative-pressure continuous sputum aspirator of claim 1, wherein: the negative pressure of the first negative pressure machine is manually adjusted; the negative pressure of the second negative pressure machine is divided into eight gears and is controlled by the control module; when the fog monitoring assembly detects that fog exists in the operation process, the control module starts the second negative pressure machine and the three-way valve to open a fog absorption channel and a channel connected with the second negative pressure machine, the control module controls the second negative pressure machine to start a first gear mode, and the control module controls the second negative pressure machine to stop working after the fog generated in the operation process is sucked in a negative pressure manner; when the sputum flowing state monitoring assembly monitors that the sputum cannot flow, the control module controls the second negative pressure machine to work, the sputum enters a second-gear mode at first, after 5s, the sputum flowing state monitoring assembly monitors that the sputum still cannot flow, the control module controls the second negative pressure machine to enter a third-gear mode, after 5s, the sputum flowing state monitoring assembly monitors that the sputum still cannot flow, the control module controls the second negative pressure machine to enter a fourth-gear mode, and the like, until the sputum flowing state monitoring assembly monitors that the sputum normally flows.
4. The sterile negative-pressure continuous sputum aspirator of claim 1, wherein: the head end of the sterile sputum suction tube is provided with an internal support frame; the rear side of the inner support frame is provided with a one-way valve.
5. The sterile negative-pressure continuous sputum aspirator of claim 4, wherein: the one-way valve is composed of a plurality of flexible valve flaps.
6. The sterile negative-pressure continuous sputum aspirator of claim 1, wherein: the locking assembly comprises an upper half locking pressing plate, a lower half locking pressing plate, a clamping hook and a clamping groove; the upper half locking pressing plate and the lower half locking pressing plate are positioned in the sliding sleeve and are respectively arranged above and below the sterile sputum suction tube, and connecting plates are arranged on two sides of the upper half locking pressing plate; the connecting plate is provided with a clamping groove; clamping columns are arranged on two sides of the lower half locking pressing plate; the end part of the clamping column is provided with a clamping hook; the upper surface and the lower surface of the clamping hook are inclined surfaces.
7. The sterile negative-pressure continuous sputum aspirator of claim 1, wherein: the sputum suction device is also provided with a customization module, and the timing module is connected with the control module; the timing module presets sputum suction time, and the preset sputum suction time is reached; the control module controls the first negative pressure machine to stop working.
8. The sterile negative-pressure continuous sputum aspirator of claim 1, wherein: the side wall of the sterile sputum suction pipe is also provided with a back flush channel, and the back flush channel is provided with a plurality of connecting holes communicated with the interior of the sterile sputum suction pipe; the side wall of the sterile sputum suction pipe is also provided with a flushing water pipe connecting seat.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910956208.3A CN110772673B (en) | 2019-10-10 | 2019-10-10 | Sterile negative pressure continuous sputum suction device |
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| CN201910956208.3A CN110772673B (en) | 2019-10-10 | 2019-10-10 | Sterile negative pressure continuous sputum suction device |
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| CN110772673A true CN110772673A (en) | 2020-02-11 |
| CN110772673B CN110772673B (en) | 2021-10-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060249A (en) * | 2021-11-11 | 2022-02-18 | 广州润虹医药科技股份有限公司 | Air channel structure of medical negative pressure machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060249A (en) * | 2021-11-11 | 2022-02-18 | 广州润虹医药科技股份有限公司 | Air channel structure of medical negative pressure machine |
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| CN110772673B (en) | 2021-10-29 |
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