CN214762577U - High-flow pressure-control flushing device for retentate on artificial airway air bag - Google Patents
High-flow pressure-control flushing device for retentate on artificial airway air bag Download PDFInfo
- Publication number
- CN214762577U CN214762577U CN202120333850.9U CN202120333850U CN214762577U CN 214762577 U CN214762577 U CN 214762577U CN 202120333850 U CN202120333850 U CN 202120333850U CN 214762577 U CN214762577 U CN 214762577U
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- Prior art keywords
- sputum suction
- connecting end
- flushing
- retentate
- pipe connecting
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- 238000011010 flushing procedure Methods 0.000 title claims abstract description 54
- 239000012465 retentate Substances 0.000 title claims abstract description 33
- 238000002640 oxygen therapy Methods 0.000 claims abstract description 31
- 206010036790 Productive cough Diseases 0.000 claims description 88
- 208000024794 sputum Diseases 0.000 claims description 88
- 210000003802 sputum Anatomy 0.000 claims description 88
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 28
- 239000001301 oxygen Substances 0.000 claims description 28
- 229910052760 oxygen Inorganic materials 0.000 claims description 28
- 238000007789 sealing Methods 0.000 claims description 18
- 238000005406 washing Methods 0.000 claims description 2
- 230000002262 irrigation Effects 0.000 claims 1
- 238000003973 irrigation Methods 0.000 claims 1
- 206010062717 Increased upper airway secretion Diseases 0.000 abstract description 15
- 208000026435 phlegm Diseases 0.000 abstract description 15
- 208000027418 Wounds and injury Diseases 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 5
- 208000014674 injury Diseases 0.000 abstract description 5
- 210000004400 mucous membrane Anatomy 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 13
- 230000029058 respiratory gaseous exchange Effects 0.000 description 11
- 206010035664 Pneumonia Diseases 0.000 description 5
- 208000009470 Ventilator-Associated Pneumonia Diseases 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000028327 secretion Effects 0.000 description 5
- 210000003300 oropharynx Anatomy 0.000 description 4
- 210000004072 lung Anatomy 0.000 description 3
- 210000002345 respiratory system Anatomy 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- 208000028399 Critical Illness Diseases 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 208000032376 Lung infection Diseases 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000021302 gastroesophageal reflux disease Diseases 0.000 description 2
- 210000004704 glottis Anatomy 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000005399 mechanical ventilation Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 238000002627 tracheal intubation Methods 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 208000008745 Healthcare-Associated Pneumonia Diseases 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 210000004712 air sac Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 230000001144 postural effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model provides a flushing joint body is pressed in high flow accuse of retentate on artifical air flue gasbag, includes the flushing joint body, the flushing joint body is hollow structure, be equipped with artifical air flue link, oxygen therapy pipe link and inhale phlegm pipe link on the flushing joint body, artifical air flue link is used for being connected with artifical air flue, oxygen therapy pipe link is used for being connected with oxygen therapy pipe, oxygen therapy pipe is connected with high flow oxygen therapy device, inhale phlegm pipe link be used for with inhale phlegm union coupling, it inhales phlegm passageway switch to be equipped with between phlegm pipe link and the flushing joint body, inhale phlegm passageway switch and be used for controlling flushing joint body and inhale the break-make between the phlegm pipe, the flushing joint body is connected with the relief valve, the relief valve is when this internal pressure of flushing joint is too big. The retentate on the air bag can be conveniently sucked out; the use is safe, and the patient is prevented from being choked; the injury to the mucous membrane of the air passage can not be caused; convenient and fast use, simple flushing operation and easy mastering.
Description
Technical Field
The utility model relates to a retentate washes field on the artifical air flue gasbag, especially a retentate high flow accuse pressure washing unit on artifical air flue gasbag.
Background
How to effectively reduce the incidence rate of Ventilator Associated Pneumonia (VAP), shorten the mechanical ventilation time and improve the rescue success rate of critically ill patients in the treatment and nursing process of patients who establish artificial airways has caused high attention of medical workers in the critical illness emergency medical field, and the secretions accumulated above the air sac of the tracheal catheter are indicated as the main source of the mistaken inhalation of the patients who establish the artificial airways in Chinese adult hospital acquired pneumonia and ventilator associated pneumonia diagnosis and treatment guidelines (2018 edition). The retention on the cuff means foreign matter such as oropharyngeal secretions and gastroesophageal reflux accumulated between the glottis and the tracheal cannula or tracheotomy cuff. These retentates on the cuff, which contain a large number of microorganisms, enter the lower respiratory tract from the edges of the cuff due to patient breathing, transient cuff pressure drops, postural changes, changes in airway diameter, and the like, thereby increasing the incidence of ventilator-associated pneumonia (VAP). In recent years, there are many methods for clinically researching and removing the retentate on the tracheal intubation air bag, such as a subglottic flushing suction method, an air bag upper suction drainage method, a simple breathing air bag airflow impact method, a respirator air suction screen air key combined air bag inflation and deflation airflow impact method and the like. The current clinical clearance technology faces the following difficulties:
1. the patient is easy to be choked, the diameter of the airway is changed, and the retentate on the air bag slides down to the lower respiratory tract to cause the lung infection; the injury of airway mucosa, edema and infection of the airway of a patient are easily caused;
2. when the retentate on the air bag is sticky, the suction tube is easy to block, and the retentate on the air bag cannot be sucked out;
3. the operation time is long, the breathing machine is suddenly disconnected, the breathing bag is used for ventilation, the inspiration time, the inspiration flow rate, the airway pressure and the like of the breathing machine are changed, and a patient cannot well adapt to the change, generates reactions such as choking, confrontation with the breathing bag and the like, so that various vital signs have large fluctuation and poor tolerance;
4. the operators are required to take more time to train and cooperate, and the cooperation requirement among the operators is high and is difficult to master.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a high-flow pressure-control flushing device for the retentate on the artificial airway air bag; the retentate on the air bag can be conveniently sucked out; the use is safe, and the patient is prevented from being choked; the injury to the mucous membrane of the air passage can not be caused; convenient and fast use, simple flushing operation and easy mastering.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a flushing joint body is pressed in high flow accuse of artificial air flue air pocket upper retentate, includes the flushing joint body, the flushing joint body is hollow structure, be equipped with artificial air flue link, oxygen therapy pipe link and inhale phlegm pipe link on the flushing joint body, artificial air flue link is used for being connected with artificial air flue, oxygen therapy pipe link is used for being connected with oxygen therapy pipe, oxygen therapy pipe is connected with high flow oxygen therapy device, inhale phlegm pipe link be used for with inhale phlegm union coupling, it inhales phlegm passageway switch to be equipped with between phlegm pipe link and the flushing joint body, inhale phlegm passageway switch and be used for controlling the break-make of inhaling the phlegm passageway of inhaling in the phlegm pipe link, the flushing joint body is connected with the relief valve, the relief valve is when this internal pressure of flushing joint is too big.
Further, the artificial air flue connecting end is a groove.
Furthermore, the connecting end of the oxygen therapy pipe is provided with an annular clamping piece.
Further, a channel perpendicular to the extending direction of the connecting end of the sputum suction tube is arranged on the connecting end of the sputum suction tube, a first through hole is formed in the channel along the extending direction of the connecting end of the sputum suction tube and is communicated with a sputum suction channel in the connecting end of the sputum suction tube, a sputum suction channel switch is inserted into the channel, a second through hole is formed in the sputum suction channel switch along the extending direction of the connecting end of the sputum suction tube and can move in the channel, the sputum suction channel in the connecting end of the sputum suction tube is opened when the second through hole is overlapped with the first through hole along with the movement of the sputum suction channel switch, and the sputum suction channel in the connecting end of the sputum suction tube is closed when the second through hole is completely staggered with the first through hole along with the movement of the sputum suction channel switch.
Furthermore, a safety valve connecting end is arranged on the flushing connector body, an external thread is arranged at the safety valve connecting end, and an internal thread matched with the external thread is arranged on the safety valve.
Further, the relief valve includes valve body and valve cap, be equipped with the grafting through-hole along the valve body axial on the valve body, the valve body top is equipped with a plurality of air vents, the valve cap includes with grafting through-hole clearance fit's grafting pole and locate the cap at grafting pole top, the grafting pole bottom is equipped with the locating part, the cover is equipped with the sealing washer on the grafting pole, this internal passageway interference fit of sealing washer and flushing joint, the sealing washer is located the locating part top, the cover is equipped with the elastic component on the grafting pole, elastic component one end is fixed in grafting pole or on the sealing washer, the other end of elastic component is fixed in on the valve body, the diameter of cap is greater than the diameter of grafting through-hole.
Further, the elastic member is a spring.
Furthermore, an elastic pipeline with adjustable direction is arranged at the joint of the oxygen therapy pipe.
The utility model has the advantages that:
the sputum suction channel switch is arranged to control the on-off between the sputum suction pipe and the flushing connector body, so that the retentate on the air bag can be sucked out conveniently, and sputum suction can be performed under the condition of uninterrupted oxygen supply; the safety valve is arranged to prevent the pressure in the device from being too high, so as to avoid the patient from being choked; the injury to the mucous membrane of the air passage can not be caused; convenient to use is swift, washes easy operation, easily masters, and a nurse alright master, lasts high flow low pressure oxygen stream, has maintained the gasbag and has gone up the retentate and continuously towards oropharynx portion, has reduced reverse inflow air flue depths.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a block diagram of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A' of FIG. 1;
FIG. 4 is a cross-sectional view taken along line B-B' of FIG. 1;
FIG. 5 is a schematic view of a sputum suction channel switch;
FIG. 6 is a schematic view showing the second through-hole of the sputum aspirator passage switch completely staggered from the first through-hole of the channel;
FIG. 7 is a schematic view showing the second through hole of the sputum aspirator passage switch coinciding with the first through hole of the channel;
FIG. 8 is a schematic structural view of a bonnet;
FIG. 9 is a schematic structural view of a valve body;
FIG. 10 is a block diagram of the valve body;
FIG. 11 is a schematic view of the relief valve;
FIG. 12 is a schematic structural view of an oxygen catheter;
fig. 13 is a schematic view of the present invention.
In the figure, the flushing connector body 1, the artificial airway connecting end 11, the groove 111, the oxygen therapy tube connecting end 12, the annular clamping piece 121, the sputum suction tube connecting end 13, the sputum suction passage switch 14, the second through hole 141, the channel 15, the first through hole 151, the safety valve connecting end 16, the external thread 161, the safety valve 2, the valve body 21, the insertion through hole 211, the vent hole 212, the internal thread 213, the bonnet 22, the insertion rod 221, the cap 222, the limiting piece 223, the sealing ring 224, the elastic piece 225, the artificial airway 3, the oxygen therapy tube 4 and the elastic pipeline 41.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
The first embodiment is as follows:
as shown in fig. 1 to 13, the high-flow pressure-control flushing device for the retentate on the air bag of the artificial airway 3 comprises a flushing connector body 1, the flushing joint body 1 is of a hollow structure, the flushing joint body 1 is provided with an artificial air passage connecting end 11, an oxygen therapy tube connecting end 12 and a sputum suction tube connecting end 13, the artificial airway connecting end 11 is used for connecting with the artificial airway 3, the oxygen therapy tube connecting end 12 is used for connecting with the oxygen therapy tube 4, the oxygen therapy tube 4 is connected with a high-flow oxygen therapy device, the sputum suction tube connecting end 13 is used for being connected with a sputum suction tube, a sputum suction channel switch 14 is arranged between the sputum suction pipe connecting end 13 and the flushing connector body 1, the sputum suction channel switch 14 is used for controlling the on-off of the sputum suction channel in the connecting end 13 of the sputum suction tube, the flushing joint body 1 is connected with a safety valve 2, and the safety valve 2 releases pressure when the pressure in the flushing joint body 1 is overlarge.
The sputum suction channel switch 14 is arranged to control the on-off between the sputum suction pipe and the flushing connector body 1, so that the retentate on the air bag can be sucked out conveniently, and sputum suction can be performed under the condition of uninterrupted oxygen supply; the safety valve 2 is arranged, so that the pressure in the device is too high, and the patient is prevented from being choked; the injury to the mucous membrane of the air passage can not be caused; the use is convenient and quick; the using method is easy to master.
The pressure control application of the safety valve 2 avoids the stimulation of high-pressure gas to the air passage and the lung tissue, reduces the occurrence of choking times, has little influence on the vital signs of patients due to the continuous inflow of pure oxygen in the operation process, rarely causes choking, man-machine confrontation and the like, reduces the fluctuation of the vital sign values, and can be better suitable for the operation of different patients.
Preferably, the artificial airway connecting end 11 is a groove 111.
Preferably, the oxygen tube connecting end 12 is provided with an annular clamping piece 121. The design of the annular clamping piece 121 ensures that the oxygen therapy tube 4 is not easy to slip.
The oxygen therapy tube connecting end 12 can also be provided with a thread clamping groove to prevent the oxygen therapy tube 4 from slipping.
Preferably, the sputum suction tube connecting end 13 is provided with a channel 15 perpendicular to the extending direction of the sputum suction tube connecting end 13, the channel 15 is provided with a first through hole 151 along the extending direction of the sputum suction tube connecting end 13, the first through hole 151 is communicated with a sputum suction channel in the sputum suction tube connecting end 13, the channel 15 is inserted with a sputum suction channel switch 14, the sputum suction channel switch 14 is provided with a second through hole 141 along the extending direction of the sputum suction tube connecting end 13, the sputum suction channel switch 14 is movable in the channel 15, the sputum suction channel in the sputum suction tube connecting end 13 is opened when the second through hole 141 coincides with the first through hole 151 along with the movement of the sputum suction channel switch 14, and the sputum suction channel in the sputum suction tube connecting end 13 is closed when the second through hole 141 is completely staggered from the first through hole 151 along with the movement of the sputum suction channel switch 14.
When the sputum suction channel switch 14 is opened, the sputum suction tube is used for sucking sputum in the artificial airway 3, and when the sputum suction channel switch 14 is closed, the sputum suction tube is used for maintaining the pressure in the artificial airway 3.
Preferably, the flushing joint body 1 is provided with a safety valve connecting end 16, the safety valve connecting end 16 is provided with an external thread 161, and the safety valve 2 is provided with an internal thread 213 matched with the external thread 161.
Adopts threaded connection, has good sealing performance and is easy to disassemble.
Preferably, the safety valve 2 includes a valve body 21 and a bonnet 22, an inserting through hole 211 is axially arranged along the valve body 21 on the valve body 21, a plurality of vent holes 212 are arranged at the top of the valve body 21, the bonnet 22 includes an inserting rod 221 in clearance fit with the inserting through hole 211 and a cap 222 arranged at the top of the inserting rod 221, a limiting member 223 is arranged at the bottom of the inserting rod 221, a sealing ring 224 is sleeved on the inserting rod 221, the sealing ring 224 is in interference fit with a channel in the safety valve connecting end 16, the sealing ring 224 is positioned above the limiting member 223, an elastic member 225 is sleeved on the inserting rod 221, one end of the elastic member 225 is fixed on the inserting rod 221 or the sealing ring 224, the other end of the elastic member 225 is fixed on the valve body 21, and the diameter of the cap 222 is larger than that of the inserting through hole 211.
The pressure in the artificial airway 3 air bag upper retentate high-flow pressure control flushing device exceeds 60cmH20, the valve cap 22 is bounced, the sealing ring 224 is separated from the channel in the safety valve connecting end 16, the limiting piece 223 prevents the sealing ring 224 from being separated from the plug rod 221, and air flow is discharged through the vent hole 212; after the pressure is reduced, the safety valve 2 falls back, and under the action of the elastic piece 225, the sealing ring 224 is in interference fit with the channel in the safety valve connecting end 16 again, so that sealing is realized. The safety valve 2 automatically exhausts and releases pressure, so that the safety of an air passage and lung tissues is effectively protected.
Preferably, the elastic member 225 is a spring. The spring is a pressure control spring.
Preferably, the joints at the two ends of the oxygen therapy pipe 4 are provided with elastic pipelines 41 with adjustable directions.
The direction of the elastic pipeline 41 can be adjusted at will, and the phenomenon that the pipeline is folded is avoided.
The two ends of the oxygen therapy pipe 4 are respectively an oxygen source end and an oxygen therapy end, the oxygen source end is in threaded connection with the high-flow oxygen therapy device, and the oxygen therapy end is in threaded connection with the oxygen therapy pipe connecting end 12.
And the threaded connection is adopted, so that the connection is tight and the air leakage is not easy to occur.
The oxygen conveying pipe 4 is made of soft polyvinyl chloride, and the inner diameter of the pipeline of the oxygen conveying pipe 4 is 12mm, the outer diameter of the pipeline of the oxygen conveying pipe 4 is 15mm, and the length of the oxygen conveying pipe is about 1500 mm.
The artificial airway 3 is an opening of a trachea cannula or a tracheotomy tube.
The retention on the cuff means foreign matter such as oropharyngeal secretions and gastroesophageal reflux accumulated between the glottis and the tracheal cannula or tracheotomy cuff.
The using method comprises the following steps:
(1) fully sucking and removing secretions in the trachea, the mouth and the nasal cavity of the patient;
(2) taking the patient in a horizontal position, and adjusting the oxygen inhalation concentration of a breathing machine to be 100% for assisted breathing for 2 min;
(3) connecting the oxygen delivery end of the oxygen delivery pipe 4 to the oxygen delivery pipe connecting end 12, connecting the high-flow oxygen delivery device with the oxygen source end of the oxygen delivery pipe 4, adjusting the oxygen flow to be 30-40L/min to make the oxygen flow be greater than the actual measurement peak flow rate of the breathing machine, and checking the function of the safety valve 2 (the upper limit of the safety valve 2 is 60 cmH)2O)；
(4) Connecting a sputum suction pipe to a sputum suction pipe connecting end 13, starting a sputum suction channel switch 14, opening a sputum suction channel, and connecting a retentate high-flow pressure control flusher on an air bag of the artificial airway 3 with the artificial airway 3;
(5) an operator deflates the tracheal intubation air bag by the left hand and simultaneously slides the sputum suction channel switch 14 to be closed by the right hand, the retentate on the air bag continuously flushes to the oropharynx along with high-flow airflow, and the retentate flushed to the oropharynx is collected by using the sterile sputum collector;
(6) when the air bag is inflated, the sputum suction channel switch 14 is opened, the sputum suction channel is opened, and the air bag is connected with a breathing machine to provide mechanical ventilation.
By utilizing the principle of the airflow impact method, the effect of removing the retentate on the air bag on the artificial air passage 3 is effectively improved, and the operation flow is simplified.
The actual maximum flow rate of the patient is checked through the breathing machine, then the flow rate is accurately set to be the maximum flow rate through the electronic flowmeter, the maximum flow rate is synchronous with the self condition of the patient, and the stimulation to the patient and the occurrence of the intolerance condition are reduced.
The continuous inflow of pure oxygen in the operation process ensures the uninterrupted oxygen supply, and the high-flow oxygen therapy process has a certain level of positive end-expiratory pressure support at the end expiration, and has the main functions of maintaining the tension of alveoli, preventing the alveoli from collapsing and increasing the oxygen dispersion;
the flushing operation is simple, a nurse can master the flushing operation, the high-flow low-pressure oxygen flow is continued, the retentate on the air bag is maintained to continuously flush the oropharynx part, and the reverse flow into the deep part of the air passage is reduced. The probability of occurrence of lung infections is reduced. The design of high flow and low pressure not only ensures the removal of the retentate on the air bag, but also protects the air passage and the lung tissue.
A sputum suction channel is reserved in the operation process, so that respiratory tract secretion is conveniently cleaned, the smoothness of the airway of a patient is ensured, and the safety is ensured.
The artificial airway connecting end 11 and the artificial airway 3 (trachea cannula/tracheotomy) are simple to mount and dismount, and convenient to clean.
The high-flow pressure-control flushing device for the retentate on the 3 air bags of the artificial air passage can be cleaned and replaced every 24 hours, so that the sterilization of the low-temperature ethylene oxide in the hospital can be realized, the consumable material is reduced, and the hospitalization cost of the patient is reduced.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (8)
1. The utility model provides a high flow accuse pressure washing unit of retentate on artifical air flue gasbag which characterized in that: the flushing joint comprises a flushing joint body, the flushing joint body is of a hollow structure, an artificial air passage connecting end, an oxygen delivery pipe connecting end and a sputum suction pipe connecting end are arranged on the flushing joint body, the artificial air passage connecting end is used for being connected with an artificial air passage, the oxygen delivery pipe connecting end is used for being connected with an oxygen delivery pipe, the oxygen delivery pipe is connected with a high-flow oxygen delivery device, the sputum suction pipe connecting end is used for being connected with a sputum suction pipe, a sputum suction channel switch is arranged between the sputum suction pipe connecting end and the flushing joint body, the sputum suction channel switch is used for controlling the on-off of a sputum suction channel in the sputum suction pipe connecting end, the flushing joint body is connected with a safety valve, and the pressure of the safety valve is released when the pressure in the flushing joint body is too large.
2. The artificial airway balloon upper-retentate high-flow pressure-control flushing device of claim 1, characterized in that: the artificial air passage connecting end is a groove.
3. The artificial airway balloon upper-retentate high-flow pressure-control flushing device of claim 1, characterized in that: the connecting end of the oxygen therapy pipe is provided with an annular clamping piece.
4. A high flow rate pressure control irrigation device for artificial airway balloon retentate according to claim 1 or 2 or 3 wherein: the sputum suction pipe comprises a sputum suction pipe connecting end and a sputum suction pipe connecting end, and is characterized in that a channel perpendicular to the extending direction of the sputum suction pipe connecting end is arranged on the sputum suction pipe connecting end, a first through hole is formed in the channel along the extending direction of the sputum suction pipe connecting end, the first through hole is communicated with a sputum suction channel in the sputum suction pipe connecting end, a sputum suction channel switch is inserted into the channel, a second through hole is formed in the sputum suction channel switch along the extending direction of the sputum suction pipe connecting end, the sputum suction channel switch can move in the channel, the sputum suction channel in the sputum suction pipe connecting end is opened when the second through hole coincides with the first through hole along with the movement of the sputum suction channel switch, and the sputum suction channel in the sputum suction pipe connecting end is closed when the second through hole is completely staggered with the first through hole along with the movement of the sputum suction channel switch.
5. The artificial airway balloon upper-retentate high-flow pressure-control flushing device of claim 1, characterized in that: the flushing connector is characterized in that a safety valve connecting end is arranged on the flushing connector body, an external thread is arranged at the safety valve connecting end, and an internal thread matched with the external thread is arranged on the safety valve.
6. The artificial airway balloon upper-retentate high-flow pressure-control flushing device according to claim 1 or 5, characterized in that: the relief valve includes valve body and valve cap, be equipped with the grafting through-hole along the valve body axial on the valve body, the valve body top is equipped with a plurality of air vents, the valve cap includes with grafting through-hole clearance fit's grafting pole and locate the cap at grafting pole top, the grafting pole bottom is equipped with the locating part, the cover is equipped with the sealing washer on the grafting pole, this internal passageway interference fit of sealing washer and flushing joint, the sealing washer is located the locating part top, the cover is equipped with the elastic component on the grafting pole, elastic component one end is fixed in grafting pole or the sealing washer, the other end of elastic component is fixed in on the valve body, the diameter of cap is greater than the diameter of grafting through-hole.
7. The artificial airway balloon upper-retentate high-flow pressure-control flushing device of claim 6, characterized in that: the elastic piece is a spring.
8. The artificial airway balloon upper-retentate high-flow pressure-control flushing device of claim 1, characterized in that: the joint of the oxygen therapy pipe is provided with an elastic pipeline with adjustable direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120333850.9U CN214762577U (en) | 2021-02-05 | 2021-02-05 | High-flow pressure-control flushing device for retentate on artificial airway air bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120333850.9U CN214762577U (en) | 2021-02-05 | 2021-02-05 | High-flow pressure-control flushing device for retentate on artificial airway air bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214762577U true CN214762577U (en) | 2021-11-19 |
Family
ID=78752541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120333850.9U Expired - Fee Related CN214762577U (en) | 2021-02-05 | 2021-02-05 | High-flow pressure-control flushing device for retentate on artificial airway air bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214762577U (en) |
-
2021
- 2021-02-05 CN CN202120333850.9U patent/CN214762577U/en not_active Expired - Fee Related
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