CN104548222A - Sputum suction apparatus - Google Patents
Sputum suction apparatus Download PDFInfo
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- CN104548222A CN104548222A CN201410857974.1A CN201410857974A CN104548222A CN 104548222 A CN104548222 A CN 104548222A CN 201410857974 A CN201410857974 A CN 201410857974A CN 104548222 A CN104548222 A CN 104548222A
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- sputum
- signal
- module
- sensing module
- control module
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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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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a sputum suction apparatus which comprises an evacuating device, a liquid storage bottle, a safety bottle, a catheter, a control module and an automatic stop device. The automatic stop device comprises a sputum sensing module and an information transmission module, the sputum sensing module is an ultrasonic sensor or color mark sensor, whether negative pressure of the sputum suction apparatus is closed or not can be determined according to signals of the sputum sensing module by timing and sensing, the automatic stop device can be additionally provided with a timing module, respiratory tract injury to a patient caused by too long working time of the sputum suction apparatus can be avoided, and the sputum suction apparatus is more suitable for nursing infants and old people.
Description
Technical field
The present invention relates to medical instruments field, be specifically related to a kind of sputum aspirator protecting patients with respiratory tract.
Background technology
Sputum aspirator is one of instrument commonly used clinically, and it is that control patient respiration road blocks, rescues the important tool of suffocating.Electric sputum sucker of the prior art, comprises vacuum equipment.Control module, safety flack, liquid containing bottle, be communicated with by conduit between vacuum extractor, safety flack, liquid containing bottle.CN201420193238.6 discloses a kind of electric sputum sucker, intervalometer is connected between vacuum extractor and on and off switch, power-on switch, vacuum extractor is started working, and the sputum of patient enters liquid containing bottle under suction function, and draft regulator is for regulating the size of negative pressure, the pressure of Pressure gauge display negative pressure, intervalometer for setting the time of vacuum suction, after the time reaching setting, on and off switch auto-breaking.
Although prior art controlled the suction sputum time, but the suction sputum persistent period needs manually setting, because patient exists individual variation, the suction sputum persistent period of manual setting is likely long, and to occur in patient's trachea without expectorant but the still in running order situation of machine there is the risk of damage tracheal mucosa.
Summary of the invention
The object of the invention is the above-mentioned defect solving the existence of existing sputum aspirator, enable sputum aspirator when sputum exhausts, automatically stop, to protect the respiratory mucosa of patient.
To achieve these goals, the invention provides a kind of sputum aspirator, described sputum aspirator comprises vacuum extractor, liquid containing bottle, safety flack, conduit, control module, auto-stopper, and described vacuum extractor, liquid containing bottle, safety flack pass through tubes connection.
Described vacuum extractor is used for providing negative pressure, by sputum sucking-off; Sputum stores wherein by described liquid containing bottle, in order to avoid sputum effusion, and contaminated environment; Described safety flack, for the protection of vacuum equipment, is avoided sputum to enter vacuum equipment and causes device damage; Described control module controls sputum aspirator on and off switch; Described auto-stopper is used for automatically terminating suction sputum process.
Described auto-stopper is made up of sputum sensing module, information transmission modular, and the signal of described sputum sensing module to sputum gathers, and can collect two kinds of signals:
When sputum flows through, sputum sensing module collects sputum signal, and now by information transmission modular, this signal is converted to the command of negative pressure connection to control module, control module maintains vacuum extractor and runs;
When sputum flows to end, sputum sensing module does not collect sputum signal, and now by information transmission modular, this signal is converted to the command of negative pressure closedown to control module, control module is cut off vacuum extractor and run.
Preferably, described sputum sensing module is installed on liquid containing bottle.
Preferably, described sputum sensing module is installed on conduit.
Preferred, described conduit is divided into A/C and disposable conduit, described A/C is connected with liquid containing bottle, described disposable tube at one end is connected to A/C, one end is placed in patients with respiratory tract, described sputum sensing module is installed on A/C, and the junction of close A/C and disposable conduit.
Preferably, described sputum sensing module is ultrasonic sensor.
Preferably, described sputum sensing module is color mark sensor.
Preferably, the non-ultrasonic sensor of described sputum sensing module and color mark sensor.
Preferably, only send negative pressure in after suction sputum starts 5 seconds of described information transmission modular connect and do not send the instruction that negative pressure closes.
Preferably, described auto-stopper also comprises time block and determination module, described time block carries out countdown to the suction sputum persistent period, described determination module is connected respectively with time block, sputum sensing module, signal transmission module, after the signal of time block and sputum sensing module is judged, by signal transmission module, result of determination is converted into command to control module, its concrete decision rule is as follows:
Do not terminate in the time of time block setting, and sputum sensing module is when still can collect sputum signal, determination module generates and maintains signal, and by information transmission modular, this signal is converted to the command of negative pressure connection to control module, control module maintains vacuum extractor and runs;
Terminate in the time of time block setting, and sputum sensing module is when still can collect sputum signal, determination module to be as the criterion generation end signal with time block, by information transmission modular, this signal is converted to the command of negative pressure closedown to control module, control module is cut off vacuum extractor and is run;
Do not terminate in the time of time block setting, and sputum sensing module is when failing to collect sputum signal, determination module to be as the criterion generation end signal with sputum sensing module, by information transmission modular, this signal is converted to the command of negative pressure closedown to control module, control module is cut off vacuum extractor and is run.
Preferred, the shortest time of described time block is 0 second, and maximum time is 15 seconds.
Technique scheme tool of the present invention has the following advantages: the invention provides a kind of sputum aspirator, from the angle of patient self, combined sensor technology, determine the running time of sputum aspirator, and complete self-braking function, avoid the patients with respiratory tract damage caused because the sputum aspirator working time is long, be more suitable for infant and old nursing.
Accompanying drawing explanation
Fig. 1 is the sputum aspirator job step flow chart of embodiment 1;
Fig. 2 is the sputum aspirator job step flow chart of embodiment 2;
Fig. 3 is the sputum aspirator job step flow chart of embodiment 3.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of invention is described further.Once embodiment is only for clearly illustrating technical scheme of the present invention, and can not limit protection scope of the present invention with this.
Embodiment 1
As shown in Figure 1, the invention provides a kind of sputum aspirator, it carries out work according to following flow process:
101, switch on power, after patient is connected sputum aspirator, open vacuum extractor by control module, connect negative pressure;
102, in the process that vacuum extractor runs, negative pressure continues to connect, and signal transmission module reads the signal whether ultrasonic sensor collects sputum;
103, when the signal that signal transmission module reads is "Yes", signal transmission module sends the instruction that negative pressure is connected, executable operations 104a; When the signal that signal transmission module reads is "No", signal transmission module sends the instruction that negative pressure is closed, and performs 104b;
104a, the command that negative pressure is connected, to control module, performs 102, circulation;
104b, the command that negative pressure is closed, to control module, performs 105;
105, close vacuum extractor.
Embodiment 2
As shown in Figure 2, the invention provides a kind of sputum aspirator, it carries out work according to following flow process:
201, switch on power, after patient is connected sputum aspirator, open vacuum extractor by control module, connect negative pressure;
202, vacuum extractor brings into operation, and in 0 ~ 5 second that negative pressure is connected, signal transmission module fixedly sends the instruction that negative pressure is connected;
203, vacuum extractor continues to run, and after negative pressure connected for 5 seconds, signal transmission module reads ultrasound wave and whether color mark sensor collects signal, and when ultrasound wave and color mark sensor detect sputum signal simultaneously, signal is "Yes", otherwise signal is "No";
204, when the signal that signal transmission module reads is "Yes", signal transmission module sends the instruction that negative pressure is connected, executable operations 205a; When the signal that signal transmission module reads is "No", signal transmission module sends the instruction that negative pressure is closed, and performs 205b;
205a, the command that negative pressure is connected, to control module, performs 203, circulation;
205b, the command that negative pressure is closed, to control module, performs 206;
206, close vacuum extractor.
Embodiment 3
As shown in Figure 3, the invention provides a kind of sputum aspirator, it carries out work according to following flow process:
301, switch on power, after patient is connected sputum aspirator, open vacuum extractor by control module, connect negative pressure;
302, vacuum extractor brings into operation, and in 0 ~ 5 second that negative pressure is connected, signal transmission module fixedly sends the instruction that negative pressure is connected;
303, vacuum extractor continues to run, and after negative pressure connected for 5 seconds, signal transmission module reads the signal of determination module, do not terminate, and when sputum sensing module still can collect sputum signal, determination module generates " maintenance " signal in the time of time block setting; Terminate in the time of time block setting, and when sputum sensing module still can collect sputum signal, determination module to be as the criterion generation " end " signal with time block; Do not terminate in the time of time block setting, and when sputum sensing module fails to collect sputum signal, determination module to be as the criterion generation " end " signal with sputum sensing module;
304, when the signal that signal transmission module reads is for " maintenance ", signal transmission module sends the instruction that negative pressure is connected, executable operations 305a; When the signal that signal transmission module reads is for " end ", signal transmission module sends the instruction that negative pressure is closed, and performs 305b;
305a, the command that negative pressure is connected, to control module, performs 303, circulation;
305b, the command that negative pressure is closed, to control module, performs 306;
306, close vacuum extractor.
Claims (10)
1. a sputum aspirator, comprises with lower device:
Vacuum extractor, for providing negative pressure, by sputum sucking-off;
Liquid containing bottle, for sputum is stored wherein, in order to avoid sputum effusion, contaminated environment;
Safety flack, for the protection of vacuum equipment, avoids sputum to enter vacuum equipment and causes device damage;
Conduit, connects vacuum extractor, liquid containing bottle and safety flack;
Control module, for controlling the on and off switch of vacuum extractor, to determine to maintain or close evacuation module;
It is characterized in that, also comprise auto-stopper, for automatically terminating suction sputum process, described auto-stopper is made up of sputum sensing module, information transmission modular, described sputum sensing module gathers the signal of sputum taking out after expectorant starts, and can collect two kinds of signals:
When sputum flows through, sputum sensing module collects sputum signal, and now by information transmission modular, this signal is converted to the command of negative pressure connection to control module, control module maintains vacuum extractor and runs;
When sputum flows to end, sputum sensing module does not collect sputum signal, and now by information transmission modular, this signal is converted to the command of negative pressure closedown to control module, control module is cut off vacuum extractor and run.
2. sputum aspirator according to claim 1, is characterized in that, described sputum sensing module is installed on liquid containing bottle.
3. sputum aspirator according to claim 1, is characterized in that, described sputum sensing module is installed on conduit.
4. sputum aspirator according to claim 3, it is characterized in that, described conduit is divided into A/C and disposable conduit, described A/C is connected with liquid containing bottle, one end of described disposable conduit is connected to A/C, the other end is placed in patients with respiratory tract, and described sputum sensing module is installed on A/C and the junction of close A/C and disposable conduit.
5. sputum aspirator according to claim 1, is characterized in that, described sputum sensing module is ultrasonic sensor.
6. sputum aspirator according to claim 1, is characterized in that, described sputum sensing module is color mark sensor.
7. sputum aspirator according to claim 1, is characterized in that, described sputum sensing module is ultrasonic sensor and color mark sensor.
8. sputum aspirator according to claim 1, is characterized in that, only sends negative pressure and connect and do not send the instruction that negative pressure closes in after suction sputum starts 5 seconds of described information transmission modular.
9. the sputum aspirator according to any one of claim 1 to 8, it is characterized in that, described auto-stopper also comprises time block and determination module, described time block carries out countdown to the suction sputum persistent period, after the signal of described determination module to time block and sputum sensing module judges, by signal transmission module, result of determination is converted into command to control module, its decision rule is as follows:
Do not terminate in the time of time block setting, and sputum sensing module is when still can collect sputum signal, determination module generates and maintains signal, and by information transmission modular, this signal is converted to the command of negative pressure connection to control module, control module maintains vacuum extractor and runs;
Terminate in the time of time block setting, and sputum sensing module is when still can collect sputum signal, determination module to be as the criterion generation end signal with time block, by information transmission modular, this signal is converted to the command of negative pressure closedown to control module, control module is cut off vacuum extractor and is run;
Do not terminate in the time of time block setting, and sputum sensing module is when failing to collect sputum signal, determination module to be as the criterion generation end signal with sputum sensing module, by information transmission modular, this signal is converted to the command of negative pressure closedown to control module, control module is cut off vacuum extractor and is run.
10. sputum aspirator according to claim 9, is characterized in that, the shortest time of described time block is 0 second, and maximum time is 15 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410857974.1A CN104548222B (en) | 2014-12-30 | 2014-12-30 | A kind of sputum aspirator |
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| CN201410857974.1A CN104548222B (en) | 2014-12-30 | 2014-12-30 | A kind of sputum aspirator |
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| CN104548222A true CN104548222A (en) | 2015-04-29 |
| CN104548222B CN104548222B (en) | 2018-04-24 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105944198A (en) * | 2016-05-16 | 2016-09-21 | 西安交通大学第附属医院 | Breathing machine provided with sputum suction robot |
| CN106039428A (en) * | 2016-05-16 | 2016-10-26 | 西安交通大学第附属医院 | Intelligent sputum suction device |
| CN112354020A (en) * | 2020-10-26 | 2021-02-12 | 南京市儿童医院 | Intermittent negative pressure sputum suction device for congenital esophagus atresia child patient and using method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105944198A (en) * | 2016-05-16 | 2016-09-21 | 西安交通大学第附属医院 | Breathing machine provided with sputum suction robot |
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| CN112354020A (en) * | 2020-10-26 | 2021-02-12 | 南京市儿童医院 | Intermittent negative pressure sputum suction device for congenital esophagus atresia child patient and using method thereof |
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| CN104548222B (en) | 2018-04-24 |
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