CN217339657U - Artificial ventilation device - Google Patents

Artificial ventilation device Download PDF

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Publication number
CN217339657U
CN217339657U CN202123188240.3U CN202123188240U CN217339657U CN 217339657 U CN217339657 U CN 217339657U CN 202123188240 U CN202123188240 U CN 202123188240U CN 217339657 U CN217339657 U CN 217339657U
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China
Prior art keywords
inflatable seal
ventilation device
inflation
artificial ventilation
equipment
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CN202123188240.3U
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Chinese (zh)
Inventor
王胜
夏敏
王宇
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Anhui Provincial Hospital First Affiliated Hospital of USTC
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Anhui Provincial Hospital First Affiliated Hospital of USTC
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Priority to CN202123188240.3U priority Critical patent/CN217339657U/en
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Abstract

The utility model provides an artificial ventilation device, include trachea cannula subassembly, breathing machine, fill gassing equipment, trachea cannula subassembly is including the intubate that is used for with the breathing pipe intercommunication of breathing machine, the outer circumferencial side of first end of intubate is equipped with inflatable seal portion, inflatable seal portion and the controllable intercommunication of gassing equipment the breathing machine air feed is in the in-process of disease, it can give to fill gassing equipment inflatable seal portion aerifys the breathing machine is followed the in-process of sick affected part return-air, it can follow to fill gassing equipment bleed in the inflatable seal portion. The utility model discloses, the damage that same inside atmospheric pressure caused the air flue of disease is maintained to the sealing of effectively avoiding the artifical air flue among the prior art.

Description

Artificial ventilation device
Technical Field
The utility model belongs to the technical field of medical equipment, concretely relates to artifical ventilation unit.
Background
When relevant operations are performed on general anesthesia patients, because the established artificial airway is inflated at one time, the possibility of excess inflation quantity is easy to occur, thus adverse effects can be caused to the laryngeal cavity tissues of the patients when the artificial airway is used for a long time, for example, the injury of human tissues can be caused by the excess inflation quantity; meanwhile, in the long-time use process, the phenomenon of air leakage is easy to occur, and troubles are caused to normal air supply.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model is to provide an artificial ventilation device, the respiratory frequency that its inflation sealing portion that has can follow the breathing machine fills the gassing, effectively avoids the sealing portion of the artifical air flue among the prior art to maintain the damage that same inside atmospheric pressure caused to the air flue of disease.
In order to solve the problem, the utility model provides an artificial ventilation device, include trachea cannula subassembly, breathing machine, fill gassing equipment, trachea cannula subassembly is including the intubate that is used for with the respiratory tube intercommunication of breathing machine, the outer circumferencial side of first end of intubate is equipped with inflatable seal, inflatable seal with fill the controllable intercommunication of gassing equipment the breathing machine air feed in the in-process of disease, it can give to fill gassing equipment inflatable seal aerifys the breathing machine is followed the in-process of sick affected part return air, it can follow to fill gassing equipment air exhaust in the inflatable seal.
In some embodiments, a gas flow direction sensor is connected between the second end of the intubation tube and the breathing tube, the gas flow direction sensor can sense a flow direction of gas between the breathing tube and the intubation tube, a real-time gas flow signal detected by the gas flow direction sensor can be fed back to the control unit, and the control unit controls the charging and discharging of the pressure gas of the charging and discharging device according to the real-time gas flow signal.
In some embodiments, the inflation and deflation device is communicated with the inflatable sealing part, and a pressure limiting device is arranged on a communication pipeline between the inflation and deflation device and is used for realizing pressure control in the inflatable sealing part.
In some embodiments, the inflation and deflation device is configured to be capable of setting the lowest pressure and the highest pressure within the inflatable sealing portion by numerical values during use thereof.
In some embodiments, the inflatable seal is a hood bladder structure.
In some embodiments, an upper airway sealing member is also provided on the outer circumferential side of the cannula distal to the first end.
In some embodiments, the upper airway sealing component is of a balloon structure, and the upper airway sealing component is in controllable communication with the inflation and deflation device.
The utility model provides a pair of artificial ventilation device, through it is right to fill the inflation and deflation equipment aerify the adjustment of following of inflation and deflation realization of sealing portion when the patient breathes in the air flue expansion and when exhaling the air flue shrink, effectively avoid the damage that the sealing portion of the artifical air flue among the prior art maintained same inside atmospheric pressure and led to the fact to the air flue of patient.
Drawings
Fig. 1 is a schematic structural view of an artificial ventilation device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an artificial ventilation device according to another embodiment of the present invention.
The reference numerals are represented as:
11. inserting a tube; 12. an inflatable seal portion; 2. a ventilator; 21. a breathing tube; 3. an air charging and discharging device; 13. a gas flow direction sensor; 32. a pressure limiting device; 34. an upper airway sealing member; 41. a control cable.
Detailed Description
Referring to fig. 1 and fig. 2 in combination, according to the embodiment of the present invention, an artificial ventilation device is provided, including a trachea cannula assembly, a ventilator 2, and an inflation/deflation device 3, the trachea cannula assembly includes an insertion tube 11 for communicating with a breathing tube 21 of the ventilator 2, the outer circumference of the first end of the insertion tube 11 is provided with an inflation sealing portion 12, the inflation sealing portion 12 is in controllable communication with the inflation/deflation device 3, the ventilator 2 supplies air to a patient, the inflation/deflation device 3 can inflate the inflation sealing portion 12, the ventilator 2 returns air from the patient, and the inflation/deflation device 3 can extract air from the inflation sealing portion 12. In the technical scheme, the inflation and deflation equipment 3 is used for inflating and deflating the inflatable sealing part 12 to realize the following adjustment of the patient when the air passage is inflated and deflated and the patient when the air passage is deflated, so that the damage of the sealing part of the artificial air passage in the prior art, which maintains the same internal air pressure to the air passage of the patient, is effectively avoided.
In some embodiments, a gas flow direction sensor 13 is connected between the second end of the insertion tube 11 and the breathing tube 21, the gas flow direction sensor can sense the flow direction of gas between the breathing tube 21 and the insertion tube 11, a real-time gas flow signal detected by the gas flow direction sensor 13 can be fed back to a control unit, and the control unit controls the charging and discharging of the pressure gas of the inflation and deflation device 3 according to the real-time gas flow signal. In this technical solution, the real-time airflow signal detected by the gas flow direction sensor 13 can be fed back to the control unit through the control cable 41 (a signal line and a power line are provided inside), and the control unit controls the inflation and deflation of the pressure gas of the inflation and deflation device 3 according to the real-time airflow signal, so that the inflation and deflation of the inflatable sealing portion 12 are more intelligent.
In some embodiments, the inflation and deflation equipment 3 is communicated with the inflatable sealing part 12, a communication pipeline between the inflation and deflation equipment is provided with a pressure limiting device 32, and the pressure limiting device 32 realizes the pressure control in the inflatable sealing part 12. Preferably, the inflation and deflation device 3 can be set by numerical values, so that the lowest pressure and the highest pressure in the inflation sealing part 12 can be set in the use process, the lowest pressure in the inflation sealing part 12 can be set to avoid gas leakage in the inflation and deflation process of the respirator 2, and the highest pressure in the inflation sealing part 12 can be set to avoid gas passage damage, so that the clinical practical application is more convenient.
The inflation and deflation of the inflation and deflation equipment 3 can be completed in a short time and at a constant speed.
In some embodiments, the inflatable seal 12 is a hood-bladder structure.
In some embodiments, an upper airway sealing component 34 is further disposed on the outer circumference of the cannula 11 away from the first end, so as to ensure the airway is sealed during the operation of the ventilator 2 and the inflation and deflation device 3. The upper airway sealing component can be of a completely independent structure (similar to an expansion sponge or an independent air bag), and is better in structure, the upper airway sealing component is of an air bag structure, and the upper airway sealing component is communicated with the inflation and deflation equipment in a controllable mode so as to keep synchronization with inflation and deflation of the inflation and deflation sealing part 12, and can be controlled conveniently while the comfort of a patient is improved.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention. The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (7)

1. The utility model provides an artificial ventilation device, its characterized in that, includes trachea cannula subassembly, breathing machine (2), fills gassing equipment (3), trachea cannula subassembly is including intubate (11) that is used for with breathing pipe (21) intercommunication of breathing machine (2), the first end outer circumference side of intubate (11) is equipped with inflatable seal portion (12), inflatable seal portion (12) with fill the controllable intercommunication of gassing equipment (3) breathing machine (2) air feed in the in-process of disease, fill gassing equipment (3) can give inflatable seal portion (12) are aerifyd breathing machine (2) are followed the in-process of disease affected part air return, it can follow to fill gassing equipment (3) aerify sealed portion (12) interior air exhaust.
2. The artificial ventilation device according to claim 1, wherein a gas flow direction sensor (13) is connected between the second end of the intubation tube (11) and the breathing tube (21), the gas flow direction sensor is capable of sensing the flow direction of the gas between the breathing tube (21) and the intubation tube (11), a real-time gas flow signal detected by the gas flow direction sensor (13) can be fed back to a control unit, and the control unit controls the charging and discharging of the pressure gas of the charging and discharging device (3) according to the real-time gas flow signal.
3. An artificial ventilation device according to claim 2, wherein the inflation and deflation equipment (3) is in communication with the inflatable seal (12), and a pressure limiting device (32) is arranged on a communication line between the inflation and deflation equipment, and the pressure limiting device (32) is used for realizing pressure control in the inflatable seal (12).
4. An artificial ventilation device according to claim 3, wherein the inflatable and deflatable means (3) is configured to enable the lowest pressure and the highest pressure within the inflatable seal (12) to be set by numerical values during use thereof.
5. An artificial ventilation device according to any of claims 1 to 4, wherein the inflatable seal (12) is of a bellows construction.
6. An artificial ventilation device according to claim 1, wherein an upper airway sealing member (34) is also provided on the outer circumferential side of the cannula (11) remote from the first end.
7. An artificial ventilation device according to claim 6, wherein the upper airway sealing member (34) is of balloon construction, the upper airway sealing member (34) being in controllable communication with the inflation and deflation apparatus (3).
CN202123188240.3U 2021-12-17 2021-12-17 Artificial ventilation device Active CN217339657U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123188240.3U CN217339657U (en) 2021-12-17 2021-12-17 Artificial ventilation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123188240.3U CN217339657U (en) 2021-12-17 2021-12-17 Artificial ventilation device

Publications (1)

Publication Number Publication Date
CN217339657U true CN217339657U (en) 2022-09-02

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123188240.3U Active CN217339657U (en) 2021-12-17 2021-12-17 Artificial ventilation device

Country Status (1)

Country Link
CN (1) CN217339657U (en)

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