CN212416504U - Adjustable subglottic negative pressure suction device - Google Patents
Adjustable subglottic negative pressure suction device Download PDFInfo
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- CN212416504U CN212416504U CN202020360760.4U CN202020360760U CN212416504U CN 212416504 U CN212416504 U CN 212416504U CN 202020360760 U CN202020360760 U CN 202020360760U CN 212416504 U CN212416504 U CN 212416504U
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Abstract
An adjustable subglottic negative pressure suction device comprises a suction controller and an electromagnetic valve, wherein the electromagnetic valve comprises an electromagnetic valve body and an electromagnetic valve control mechanism; the gas outlet department of solenoid valve is provided with the first joint, and the gas outlet of solenoid valve is through the one end intercommunication of first joint and first suction connecting pipe, and the other end and the air inlet intercommunication of negative pressure suction gauge outfit of first suction connecting pipe, and the gas inlet department of solenoid valve is provided with the second and connects, and the one end intercommunication of second suction connecting pipe is passed through to the air inlet of solenoid valve, and the other end and the collection liquid bottle intercommunication of second suction connecting pipe, collection liquid bottle and the one end intercommunication of third suction connecting pipe are inhaled to the second. The device has reduced medical personnel and has attracted repeatedly or mediate the operation of negative pressure parameter to can reach good attraction, reduce the emergence of the stifled pipe of drainage tube of autogenous cutting pipe, shorten the time of patient's mechanical ventilation treatment, thereby reduce the probability that patient's breathing machine correlation pneumonia takes place, show the treatment quality that promotes the patient.
Description
Technical Field
The utility model relates to a human articles for daily use especially relates to medical instrument, is specifically a negative pressure suction device under glottis with adjustable.
Background
The negative pressure suction technology is widely applied to the medical field, and with the development of scientific technology, the requirements on the existing negative pressure suction equipment are higher and higher. The severe patient in clinic often has the conditions of coma, shock and the like, so that the secretion of the respiratory tract can not be discharged by oneself, the patient has the condition of dyspnea, and the clinical treatment effect of the patient is influenced. Tracheotomy is a treatment mode commonly used for rescuing critically ill patients, can quickly relieve dyspnea symptoms of patients and strives for time for clinical treatment. In the process of receiving treatment, critically ill patients often use mechanical ventilation to improve the dyspnea symptoms, stabilize the respiration and clinical symptoms of the patients, delay the disease progression speed and improve the clinical treatment effect of the patients, which is accepted by doctors and patients at present. However, the mechanical ventilation for a long time causes complications such as airway erosion, glottic edema, vocal cord damage, organ necrosis and ventilator-associated pneumonia, so it is very important to clinically enhance the suction therapy of subglottal secretions of a patient, but the management of the negative pressure suction of the subglottal secretions is neglected in the clinical therapy, so that the patient is easy to cause complications such as ventilator-associated pneumonia, and the prognosis treatment of the patient is not facilitated. The intermittent negative pressure suction technology has great clinical significance for reducing subglottic secretion of critically ill patients and preventing the occurrence of ventilator-associated pneumonia in research reports.
The subglottic negative pressure suction device in the prior art has the following problems:
1. the existing subglottic negative pressure suction device has low automation degree and single function, does not have the function of continuous suction or intermittent suction, and cannot meet the flexible application requirement in the medical practice process, so the negative pressure device with the single function can only be used as a limited suction device for specific medical care work, and the application scene of the negative pressure device is limited.
2. The operation is inconvenient, medical staff is required to continuously operate and control the instrument according to working experience, and the workload of the medical staff for treating subglottic secretions is increased.
Disclosure of Invention
The utility model provides a negative pressure suction device under glottis with adjustable, this kind of negative pressure suction device under glottis with adjustable solve among the prior art negative pressure suction device function more single, operate inconvenient to lead to the technical problem that patient's breathing machine correlation pneumonia emergence probability improves.
The utility model discloses an adjustable subglottic negative pressure suction device, which comprises a suction controller and a solenoid valve, wherein the solenoid valve comprises a solenoid valve body and a solenoid valve control mechanism, and the power input end of the solenoid valve control mechanism is connected with the power output end of the suction controller through a wire;
the vacuum suction device is characterized in that a first connector is arranged at an air outlet of the electromagnetic valve, the air outlet of the electromagnetic valve is communicated with one end of a first suction connecting pipe through the first connector, the other end of the first suction connecting pipe is communicated with an air inlet of a negative pressure suction gauge outfit, a second connector is arranged at the air inlet of the electromagnetic valve, the air inlet of the electromagnetic valve is communicated with one end of a second suction connecting pipe through the second connector, the other end of the second suction connecting pipe is communicated with a negative pressure connecting port of a liquid collecting bottle, and a drainage liquid suction inlet of the liquid collecting bottle is communicated with one end of a third suction connecting pipe.
Preferably, the attraction controller comprises a shell, the shell on be provided with display screen, switch button, power indicator and mode setting button, the shell in be provided with the control unit, the control unit be provided with power input end, power output end, signal input part and signal output part, switch button and mode setting button all be connected with the signal input part of control unit through the wire, the power input end of display screen and the power input end of power indicator all be connected with the power output end of control unit through the wire, the signal input end of display screen pass through the wire and be connected with the signal output part of control unit.
Preferably, a battery box is arranged on the shell, a battery is arranged in the battery box, and the battery is connected with a power end input end of the attraction controller through a lead.
Compared with the prior art, the beneficial effects of the utility model are that: the device can accurately adjust the suction negative pressure through the suction controller, reduces the repeated suction or negative pressure parameter adjustment operation of medical personnel, thereby achieving good suction effect, sucking more secretions, reducing the occurrence of tube blockage of a drainage tube of an tracheostomy catheter, shortening the mechanical ventilation treatment time of a patient, reducing the occurrence probability of ventilator-associated pneumonia of the patient and obviously improving the treatment quality of the patient; the secretion collecting bottle is convenient for medical personnel to directly observe the property and the suction volume of the secretion, and is convenient for collecting the secretion to carry out related biological detection.
Drawings
Fig. 1 is a schematic structural view of the adjustable subglottic negative pressure suction device of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments, but the present invention is not limited to this embodiment, and the protection scope of the present invention should be included in all similar structures and similar variations thereof.
Example 1
As shown in fig. 1, the utility model discloses an adjustable subglottic negative pressure suction device, including a suction controller 1 and a solenoid valve 5, the solenoid valve 5 includes a solenoid valve body and a solenoid valve control mechanism 16, the power input end of the solenoid valve control mechanism 16 is connected with the power output end of the suction controller 1 through a wire;
the air outlet of the electromagnetic valve 5 is provided with a first connector, the air outlet of the electromagnetic valve 5 is communicated with one end of a first suction connecting pipe 8 through the first connector, the other end of the first suction connecting pipe 8 is communicated with an air inlet of a negative pressure suction gauge head 4, the air inlet of the electromagnetic valve 5 is provided with a second connector, the air inlet of the electromagnetic valve 5 is communicated with one end of a second suction connecting pipe 9 through the second connector, the other end of the second suction connecting pipe 9 is communicated with a negative pressure connecting port 10 of a liquid collecting bottle 6, and a drainage liquid suction port 11 of the liquid collecting bottle 6 is communicated with one end of a third suction connecting pipe 7.
Preferably, attraction controller 1 include a casing 17, casing 17 on be provided with display screen 2, switch button 12, power indicator 13 and mode setting button 14, casing 17 in be provided with the control unit, the control unit be provided with power input end, power output end, signal input part and signal output part, switch button 12 and mode setting button 14 all be connected with the signal input part of control unit through the wire, the power input end of display screen 2 and the power input end of power indicator 13 all be connected with the power output part of control unit through the wire, the signal input part of display screen 2 pass through the wire and be connected with the signal output part of control unit.
Preferably, a battery box 15 is arranged on the shell 17, a battery is arranged in the battery box 15, and the battery is connected with a power end input end of the attraction controller 1 through a lead.
Specifically, the electromagnetic valve 5 and the control unit described in this embodiment both adopt known technical solutions in the prior art, for example, the control unit adopts a programmable logic controller or a single chip as a control core, and controls on/off of the electromagnetic valve 5 according to a set time point or a set time interval. Those skilled in the art will appreciate that further description is not provided herein.
The working principle of the embodiment is as follows:
when the device is used, the air outlet of the negative pressure suction gauge head 4 is connected to a ward negative pressure pipeline, the pressure is adjusted to be proper through the negative pressure suction gauge head 4, a battery is arranged in a battery box 15 of the suction controller 1, the suction controller 1 is turned on through a switch key 12, and a power indicator lamp 13 displays that the suction controller 1 works.
The control unit of the suction controller 1 controls the on-off of the current in the electromagnetic valve control mechanism 16 through a program so as to control the opening or closing of the air passage of the electromagnetic valve 5, and the mode setting key 14 on the suction controller 1 enables the control unit to set the working time and the stopping time of negative pressure suction, and can also select a continuous suction mode, an intermittent suction mode or closed suction, and then the other end of the third suction connecting pipe 7 is connected to the subglottic tracheostomy catheter of the patient. When the air passage of the electromagnetic valve 5 is in an open state, the negative pressure pipeline enables the liquid collecting bottle 6 to generate negative pressure through the first suction connecting pipe 8, the electromagnetic valve 5 and the second suction connecting pipe 9, and the liquid collecting bottle 6 sucks secretion under the glottis of a patient through the third suction connecting pipe 7.
Specifically, the negative pressure is adjusted to 80-100mmHg, and then the suction control controller 1 is adjusted to the intermittent suction mode, wherein the suction time of the negative pressure in the intermittent suction mode is 30s, and the suction time is 20 s.
This embodiment adopts two sets of patients to carry out the experiment contrast, and the patient of experimental group uses this adjustable subglottic negative pressure suction device, and the patient of contrast group uses suction device under the conventional glottis, and the contrast of experimental result is as follows:
1. and comparing the working performance monitoring conditions of the two groups of patient suction devices. The blockage rate of the drainage tube of the patient in the experimental group is 24.00 percent lower than that of the control group by 4.00 percent, and the incidence rate of the instability of the negative pressure control in the experimental group is 16.00 percent lower than that of the control group by 40.00 percent (P is less than 0.05).
2. The total amount of secretion drained during the suction process was compared with the number of coughing. The total amount of subglottic secretion drainage (12.36 +/-2.14) ml of the patients in the experimental group is more than that of the patients in the control group (9.47 +/-2.01), and the number of times of choking (3.01 +/-1.03) per day is less than that of the patients in the control group (3.82 +/-1.43) (P is less than 0.05).
3. The complications of the two groups of patients are compared. The complication ratio of the experimental group is 16.00 percent, the complication ratio of the control group is 40.00 percent, and the total complication incidence rate of the patients of the experimental group is obviously lower than that of the control group.
4. Two groups of patients were hospitalized and compared for prognosis. The mechanical ventilation time and hospitalization time of the patients in the experimental group are obviously shorter than those in the control group, the experimental group is 4.13 +/-1.24 days, and the control group is 7.98 +/-1.26 days (P is less than 0.05).
This device has significant advantages in many ways compared to conventional sustained subglottic suction devices.
(1) Utilize on the device to attract controller 1 control solenoid valve 5, can set up the negative pressure and continuously attract mode and intermittent type to can attract the negative pressure through attracting controller 1 accurate adjustment, keep attracting the negative pressure and be in stable state for a long time, reduce medical personnel and attract repeatedly or mediate the circumstances such as negative pressure parameter, prevent to appear mucous membrane jam suction opening because of negative pressure is too big or the undersize, and lead to uncomfortable symptoms such as patient to appear coughing, thereby influence the appearance of treatment effect situation.
(2) The device has good suction effect and can suck out more secretion.
(3) Secretion collecting bottle 6 in the device makes things convenient for medical personnel direct observation secretion nature and suction volume, can gather the secretion and carry out relevant biological detection.
The device has obvious promotion effect to secretion drainage quality under the glottis of the patient of nervous crisis, can shorten the time of patient's mechanical ventilation treatment, reduces the emergence of the stifled pipe of drainage tube of autogenous cutting pipe to reduce the probability that patient's breathing machine correlation pneumonia takes place, show the treatment quality that promotes the patient, be worth promoting and applying.
Claims (3)
1. The utility model provides a negative pressure suction device under glottis with adjustable which characterized in that: the electromagnetic valve comprises an attraction controller (1) and an electromagnetic valve (5), wherein the electromagnetic valve (5) comprises an electromagnetic valve body and an electromagnetic valve control mechanism (16), and a power supply input end of the electromagnetic valve control mechanism (16) is connected with a power supply output end of the attraction controller (1) through a lead;
the air outlet of the electromagnetic valve (5) is provided with a first connector, the air outlet of the electromagnetic valve (5) is communicated with one end of a first suction connecting pipe (8) through the first connector, the other end of the first suction connecting pipe (8) is communicated with the air inlet of a negative pressure suction gauge outfit (4), the air inlet of the electromagnetic valve (5) is provided with a second connector, the air inlet of the electromagnetic valve (5) is communicated with one end of a second suction connecting pipe (9) through the second connector, the other end of the second suction connecting pipe (9) is communicated with a negative pressure connecting port (10) of a liquid collecting bottle (6), and a drainage liquid suction inlet (11) of the liquid collecting bottle (6) is communicated with one end of a third suction connecting pipe (7).
2. The adjustable subglottic negative pressure suction device of claim 1, wherein: attraction controller (1) include a casing (17), casing (17) on be provided with display screen (2), switch button (12), power indicator (13) and mode setting button (14), casing (17) in be provided with the control unit, the control unit be provided with power input end, power output end, signal input part and signal output part, switch button (12) and mode setting button (14) all be connected with the signal input part of control unit through the wire, the power input end of display screen (2) and the power input end of power indicator (13) all be connected with the power output end of control unit through the wire, the signal input end of display screen (2) be connected with the signal output part of control unit through the wire.
3. The adjustable subglottic negative pressure suction device of claim 2, wherein: the suction controller is characterized in that a battery box (15) is arranged on the shell (17), a battery is arranged in the battery box (15), and the battery is connected with a power end input end of the suction controller (1) through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020360760.4U CN212416504U (en) | 2020-03-20 | 2020-03-20 | Adjustable subglottic negative pressure suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020360760.4U CN212416504U (en) | 2020-03-20 | 2020-03-20 | Adjustable subglottic negative pressure suction device |
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| Publication Number | Publication Date |
|---|---|
| CN212416504U true CN212416504U (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020360760.4U Active CN212416504U (en) | 2020-03-20 | 2020-03-20 | Adjustable subglottic negative pressure suction device |
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|---|---|
| CN (1) | CN212416504U (en) |
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- 2020-03-20 CN CN202020360760.4U patent/CN212416504U/en active Active
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