CN209984734U

CN209984734U - Medical portable artificial respirator

Info

Publication number: CN209984734U
Application number: CN201920147938.4U
Authority: CN
Inventors: 张利娟; 庞森
Original assignee: Huanghe Science and Technology College
Current assignee: Huanghe Science and Technology College
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2020-01-24
Anticipated expiration: 2029-01-29

Abstract

The utility model discloses a medical portable artificial respirator, which comprises a respirator with a lacing, an oxygen conduit, a scavenging valve and a manual inflating bag, wherein the respirator and the manual inflating bag are connected with the scavenging valve through the oxygen conduit by screw threads, a spiral air inlet is arranged on the straight surface of the scavenging valve, the included angle between the straight surface of the scavenging valve provided with the air inlet and the cambered surface is positioned outside the cambered surface and is provided with an air supply port which is also in a screw cylinder shape, one side of the air supply port is positioned on the cambered surface and is provided with an air outlet net port which enables air in the air inlet to overflow when the rotation angle of the movable plate exceeds the included angle between the air supply port and the movable plate, one side of the air outlet net port is provided with a chute communicated with the inside and the outside of the scavenging valve, an adjusting rod is embedded inside the chute, and one end of the adjusting rod positioned inside the scavenging valve is provided with a sealing plate, so that the utility model can, even a person without the relevant expertise and skills can perform standard rescue efforts.

Description

Medical portable artificial respirator

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to medical artificial respirator who just dismouting and carry deposit.

Background

Artificial respiration is a common medical first-aid means, people die after being lack of oxygen for 4-6 minutes at normal temperature, and must timely take a second to help respiratory failure patients to carry out respiratory assistance, and an artificial respirator is a device for assisting patients to breathe by using external force and is commonly used in the process of artificial respiration first-aid for avoiding mouth-to-mouth cross infection of patients and rescue personnel; the main reasons causing respiratory failure include respiratory tract diseases, lung tissue diseases, pulmonary vascular diseases, thoracic diseases, respiratory muscle diseases of nerve centers and conduction systems thereof and the like, when a patient has a respiratory failure condition, the patient is unconscious due to hypoxia, and a doctor needs to assist breathing of the patient through an artificial respirator.

Because artificial respiration needs to control the frequency and time difference of auxiliary respiration, a doctor with higher experience is needed to perform the artificial respiration, the auxiliary respiration of non-professional persons can be counterproductive, particularly the old and children, the respiratory frequency of patients with weak constitution is different from that of normal adults, the oxygen amount required by the adults, children and infants is different when the artificial respiration is performed, the auxiliary respiration frequency of the existing artificial respirator is consistent with the action of a rescuer, and the oxygen amount is in direct proportion to the inflating amplitude, so that people without professional knowledge and skills can not rescue patients with respiratory failure, even if the artificial respirator is rescued, the artificial respiration help can be counterproductive, the artificial respiration help can not be timely provided for the patients with respiratory failure under the emergency condition, and the life and property safety of the patients can be directly threatened.

Therefore, how to design an artificial respiration device which can fix the rescue frequency and change the oxygen supply amount is a problem which needs to be solved currently.

Disclosure of Invention

To the defect and the problem that prior art exists, the utility model provides a can fixed frequency to patient's oral cavity and nasal cavity conveying oxygen, and convenient to detach wash and the medical combination formula artificial respirator who carries.

The utility model provides a scheme that its technical problem adopted is: a medical combined artificial respirator comprises a respiratory mask with a lace, an oxygen conduit, a ventilation valve and a manual inflating bag, wherein the respiratory mask and the manual inflating bag are in threaded connection with the ventilation valve through the oxygen conduit, the ventilation valve is a triangular ventilation valve with at least one cambered surface, and a spiral air inlet is arranged on the straight surface of the ventilation valve; a rotating shaft is arranged at the included angle of the two straight surfaces in the scavenging valve, a movable plate is rotatably connected to the outside of the rotating shaft, a tension component for enabling the movable plate to rotate towards the air inlet by taking the rotating shaft as a circle center is installed on the rotating shaft, and a flexible membrane which enables the straight surfaces and the movable plate to form a closed space and does not influence the rotation of the movable plate is arranged between the movable plate and the straight surfaces of the scavenging valve; an included angle between a straight surface of the scavenging valve provided with the air inlet and the cambered surface is positioned outside the cambered surface and is provided with an air supply port which is also in a spiral cylinder shape, one side of the air supply port is positioned on the cambered surface and is provided with an air outlet net port which enables air in the air inlet to overflow when the rotation angle of the movable plate exceeds the included angle between the air supply port and the movable plate, one side of the air outlet net port is provided with a sliding groove communicated with the inside and the outside of the scavenging valve, an adjusting rod is embedded in the sliding groove, one end of the adjusting rod positioned in the scavenging valve is provided with a sealing plate; the manual gas outlet of beating the gasbag is equipped with one-way air outlet valve, and the air inlet of manual gasbag is equipped with the filtration and adjusts a section of thick bamboo, and the inside threaded connection of filtration and regulation section of thick bamboo has the inner tube, and the inside of inner tube is located the top side of cassette and is equipped with one-way admission valve, and the inside of filtration and regulation section of thick bamboo is located the top side of one-way admission valve and is equipped with flat head circular cone piece, and the outside equipartition of filtration and regulation section of thick bamboo has the bleeder vent, bleeder vent and flat head circular.

The tension member is a torsion spring.

Preferably, the two ends of the oxygen guide pipe are respectively sleeved with a nut matched with the external threads of the air inlet and the air supply port, and the end part of the oxygen guide pipe is provided with a hollow pressing sheet which is positioned inside the nut.

Preferably, the manual inflating bag is made of medical silica gel materials.

The utility model has the advantages that: 1. the utility model discloses a respiratory mask, through oxygen pipe threaded connection between manual gasbag and the scavenging valve of beating, can separate each part through the knob nut when this artificial respirator need not use, make things convenient for this artificial respirator's storage and transportation, more make things convenient for to deposit at home and hospital's deposit.

2. The utility model discloses a manual gasbag bottom of beating is equipped with the cartridge filter, and the manual air inlet of beating the gasbag is equipped with the cartridge filter, and the inside crew cut circular cone piece that is equipped with of cartridge filter, at the in-process that uses, people can be according to the actual conditions of patient's adjustment inner tube embedding filtration regulation section of thick bamboo distance, in order to reach the effect of the manual gasbag air intake velocity of beating of adjustment, thereby the manual speed of resetting of beating the gasbag of restriction, make the supplementary respiratory frequency of person of suing and labouring obtain stably, even the person of no relevant professional knowledge also can be according to patient respiratory frequency contrast table, assist artificial respiration first aid work to the patient, make the patient can receive the treatment at the very first time, protect patient's.

3. The utility model discloses have the closing plate and adjust the pole, can stir the regulation pole according to patient's age adjustment at the in-process that uses to change the position of closing plate, make the atmospheric pressure upper limit of air inlet and air supply port improve or reduce, with be applicable to different patients, and when carrying out the artificial respiration rescue, when atmospheric pressure between air inlet and the air supply port surpasss certain numerical value after, will discharge through the net mouth of giving vent to anger, avoid influencing patient respiratory's recovery, cause the injury to the patient even.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the whole structure of the scavenging valve of the present invention;

fig. 3 is a schematic view of the internal structure of the gas exchange valve of the present invention;

FIG. 4 is a schematic view of the structure of the oxygen conduit end of the present invention;

FIG. 5 is a schematic view of the internal structure of the manual air bag of the present invention in a first configuration;

FIG. 6 is a schematic view of the internal structure of the manual air bag of the present invention in a second configuration;

fig. 7 is a schematic view of the structure of the filtering adjusting cylinder of the present invention.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example 1: a medical combined artificial respirator is used for assisting the artificial respiration of a patient with respiratory failure, as shown in figures 1-7, the artificial respirator comprises a respiratory mask 1 with a tying belt 2, an oxygen conduit 5, a ventilation valve 3 and a manual inflating bag 4, the respiratory mask 1 and the manual inflating bag 4 are in threaded connection with the ventilation valve 3 through the oxygen conduit 5, two ends of the oxygen conduit 5 are respectively sleeved with a screw cap 502 matched with the external threads of an air inlet 301 and an air supply port 302, the end part of the oxygen conduit 5 is provided with a hollow pressing sheet 501, the hollow pressing sheet 501 is positioned inside the screw cap 502, when in use, the hollow pressing sheet 501 can be tightly attached to the end parts of the screw-barrel-shaped air inlet 301 and the screw-barrel-shaped air supply port 303 by turning the screw cap 502 on the air inlet 31 or the air supply port 303 of the ventilation valve 3 so as to achieve the purpose of communicating the ventilation valve 3, the respiratory mask 1 and the manual inflating, the installation and the dismantlement are convenient.

The scavenging valve 3 is a triangular scavenging valve with at least one cambered surface, and a spiral air inlet 301 is arranged on the straight surface of the scavenging valve 3; the inside of the scavenging valve 3 is provided with a rotating shaft 303 at the included angle of two straight surfaces, and the two ends of the rotating shaft 303 are respectively connected with the top cover and the floor of the scavenging valve.

A movable plate 3010 is rotatably connected to the outside of the rotating shaft 303, a tension member 305 for rotating the movable plate 3010 to the air inlet 301 with the rotating shaft 303 as a center is installed on the rotating shaft 303, the tension member 305 is a torsion spring, and a flexible film 304 which makes the straight surface and the movable plate 3010 form a closed space and does not affect the rotation of the movable plate 3010 is disposed between the movable plate 3010 and the straight surface of the ventilation valve 3.

The included angle between the straight surface of the scavenging valve 3 provided with the air inlet 301 and the cambered surface is positioned outside the cambered surface and is provided with an air supply port 302 which is also in a spiral cylinder shape, one side of the air supply port 302 is positioned on the cambered surface and is provided with an air outlet net port 309 which enables air of the air inlet 301 to overflow when the rotating angle of the movable plate 3010 exceeds the included angle between the air supply port 302 and the movable plate 3010, when in use, when the extruded gas quantity is larger than a preset quantity, the rotating angle of the movable plate 3010 exceeds the lower limit of the air outlet net port 309, and the gas is discharged through the air outlet net.

One side of the air outlet net port 309 is provided with a sliding groove 307 communicating the inside and the outside of the scavenging valve 3, an adjusting rod 306 is embedded in the sliding groove 307, one end of the adjusting rod 306 positioned in the scavenging valve 3 is provided with a sealing plate 308, one side of the sealing plate 308 is tightly attached to the inside of the cambered surface of the scavenging valve 3, and the adjusting rod 306 can slide in the sliding groove 307 under manual movement, so that the purpose of adjusting the sealing plate 308 is achieved, and the limit of the air outlet net port 309 is changed.

The manual inflating bag 4 is made of medical silica gel materials and is convenient to clean and sterilize and then reused, a one-way air outlet valve 401 is arranged at an air outlet of the manual inflating bag 4, a filtering adjusting barrel 402 is arranged at an air inlet of the manual inflating bag 4, an inner barrel 403 is in threaded connection with the inside of the filtering adjusting barrel 402, a filter plate 405 is arranged inside the inner barrel 403, a one-way air inlet valve 404 is arranged inside the inner barrel 403 and located on the top side of the filter plate 405, a cone flat head block 406 is arranged inside the filtering adjusting barrel 402 and located on the top side of the one-way air inlet valve 404, the diameter of the bottom of the flat head cone 406 is matched with the inner diameter of the inner barrel 403, air holes 407 are uniformly distributed outside the filtering adjusting barrel 402.

When in use, firstly, a patient is put on the pillow and laid flat, the head is leaned backwards, whether foreign matters exist in the oropharynx of the patient is checked, then the respirator 1 is buckled at the oronasal part of the patient, the lacing 2 is fixed at the head of the patient, the truncated cone block 406 in the manual inflating bag 4 is enabled to change the length embedded in the filtering adjusting tube 402 by rotating the filtering adjusting tube 402, further the internal ventilation quantity of the filtering adjusting tube 402 is changed, the reset speed of the manual inflating bag 4 is changed, then the respirator 1 and the manual inflating bag 4 are connected with the ventilation valve 3 by using the oxygen conduit 5, finally, the manual inflating bag 4 is squeezed manually, external air is simply filtered by the filtering adjusting tube 402 and enters the respirator 1 through the ventilation valve 3, the movable plate 3010 is moved due to air pressure, the manual inflating bag 4 is communicated with the respirator 1, oxygen is provided for the patient, when the patient exhales, since the manual air bag 4 does not supply pressure to the interior of the ventilation valve 3, the movable plate 3010 is reset by the tension member 305, the space between the air inlet 301 and the air inlet 302 is sealed, and the gas exhaled by the patient is exhausted through the air outlet net 302.

When inexperienced personnel operate, the adjusting rod 306 can be shifted to change the position of the sealing plate 308, so that the internal pressure of the scavenging valve 3 can be kept below a certain value when the rescue personnel squeeze the manual air bag 4, the air in the scavenging valve 3 can be discharged from the air outlet net port after the pressure is formulated, the influence of overlarge air volume on the process of autonomous recovery of the patient is avoided, and the injury to the patient caused by the overlarge air volume is prevented.

Claims

1. The utility model provides a medical portable artificial respirator, includes respiratory mask, oxygen pipe, scavenging air valve and the manual gasbag of inflating that have the frenulum, respiratory mask and the manual gasbag of inflating pass through oxygen pipe and scavenging air valve threaded connection, its characterized in that: the air exchange valve is a triangular air exchange valve with at least one cambered surface, and a spiral air inlet is arranged on the straight surface of the air exchange valve; a rotating shaft is arranged at the included angle of the two straight surfaces in the scavenging valve, a movable plate is rotatably connected to the outside of the rotating shaft, a tension component for enabling the movable plate to rotate towards the air inlet by taking the rotating shaft as a circle center is arranged on the rotating shaft, and a flexible membrane which enables the straight surfaces and the movable plate to form a closed space and does not influence the rotation of the movable plate is arranged between the movable plate and the straight surfaces of the scavenging valve; an included angle between a straight surface of the scavenging valve provided with the air inlet and the cambered surface is positioned outside the cambered surface and is provided with an air supply port which is also in a spiral cylinder shape, one side of the air supply port is positioned on the cambered surface and is provided with an air outlet net port which enables air in the air inlet to overflow when the rotation angle of the movable plate exceeds the included angle between the air supply port and the movable plate, one side of the air outlet net port is provided with a sliding groove communicated with the inside and the outside of the scavenging valve, an adjusting rod is embedded in the sliding groove, one end of the adjusting rod positioned in the scavenging valve is provided with a sealing plate; the manual gas outlet of beating the gasbag is equipped with one-way air outlet valve, and the air inlet of manual gasbag is equipped with the filtration and adjusts a section of thick bamboo, and the inside threaded connection of filtration and regulation section of thick bamboo has the inner tube, and the inside of inner tube is located the top side of cassette and is equipped with one-way admission valve, and the inside of filtration and regulation section of thick bamboo is located the top side of one-way admission valve and is equipped with flat head circular cone piece, and the outside equipartition of filtration and regulation section of thick bamboo has the bleeder vent, bleeder vent and flat head circular.

2. A medical portable artificial respirator according to claim 1, wherein: the tension member is a torsion spring.

3. A medical portable artificial respirator according to claim 1, wherein: the two ends of the oxygen guide pipe are respectively sleeved with a nut matched with the external threads of the air inlet and the air supply port, and the end part of the oxygen guide pipe is provided with a hollow pressing sheet which is positioned inside the nut.

4. A medical portable artificial respirator according to claim 1, wherein: the manual inflating bag is made of medical silica gel materials.