[0038] Embodiment 1: A menu-type jet emergency ventilator, which includes an air source 1, a ventilator main body 2 and a main switch 3, the main switch 3 is the main power switch of the menu-style jet emergency ventilator, in the ventilator main body 2 A control mechanism 4 is provided, an operation panel 5 is provided on the ventilator main body 2, a main switch 3, an operation button 6 and a display screen 7 are arranged on the operation panel 5, and a pressure sensor 8, a filter 20 and a gas The source distribution mechanism 9, the gas source distribution mechanism 9 includes the main air intake pipe 10, the main air outlet pipe 11, and the seven air branch pipes 12, and the operation panel 5 is also provided with a working indicator light 13; a pressure sensor 8 and the filter 20 are placed on the air intake pipe 10 of the total air path; the gas source 1 is connected with one end of the air intake pipe 10 of the general air path, and the other end of the air intake pipe 10 of the general air path is respectively connected to the intake air of the seven air path branch pipes 12 connected to port 14, along the direction of the gas path, a pressure regulating valve 15, a solenoid valve 16, and a branch oxygen outlet 17 are sequentially arranged on each gas path branch pipe 12, and each branch oxygen outlet 17 is connected to the gas path main path outlet pipe 11 respectively. connection; each operation button 6 is connected to the signal input end of the selection module of the corresponding control mechanism 4; the signal input end of the solenoid valve 15 of each air branch pipe 12 is respectively connected to the solenoid valve opening and closing control module of the corresponding control mechanism 4 connected to the signal output terminal; each work indicator light 13 is respectively connected to the signal output terminal of the solenoid valve of the corresponding control mechanism 4 to start working display module. The air outlet of the air outlet pipe 11 is connected with the air inlet of the external laryngoscope, or with the air inlet of the external cricothyropuncture device, or directly supplies oxygen to the patient.
[0039] Seven-way gas circuit branch 12 includes premature infant gas circuit branch A, neonatal gas circuit branch B, infant gas circuit branch C, children’s gas circuit branch D, adult gas circuit branch E, and cricothyroid membrane puncture gas circuit branch for children F and the airway branch G with cricothyroid membrane puncture in adults. The pressure regulating valve 15 on the seven-way air branch pipe corresponds to the pressure regulating valve A15 for premature infants, the pressure regulating valve B15 for neonates, the C15 pressure regulating valve for infants, the D15 pressure regulating valve for children, the E15 pressure regulating valve for adults, and the pressure regulating valve for children. Cricothyroid piercing regulator F15 and cricothyroid piercing regulator G15 for adults.
[0040] The breathing pressure of pressure regulating valve A15 for premature infants is rated pressure 0.02-0.06MPa, the breathing pressure of pressure regulating valve B15 for neonates is rated pressure 0.04-0.08MPa, and the breathing pressure of pressure regulating valve C15 for infants is rated pressure 0.05-0.1MPa , the breathing pressure of children's pressure regulating valve D15 is rated pressure 0.08-0.11MPa, the breathing pressure of adult pressure regulating valve E15 is rated pressure 0.1-0.25MPa, and the breathing pressure of children's cricothyroid membrane puncture pressure regulating valve F15 is rated pressure 0.05- 0.1MPa, and the breathing pressure of the cricothyroid membrane puncture regulator G15 for adults is the rated pressure of 0.06-0.12MPa.
[0041] The pressure regulating valve 15 is any one of the elastic force regulating pressure regulating valve 21 or the screw flow regulating pressure regulating valve 22 .
[0042] Wherein choose to adjust pressure regulating valve 21 with elastic force, as Figure 4 As shown, it includes a valve body 23 and a valve cavity 24, an air inlet 25 and an air outlet 26 are provided on the valve body 23, an inner cavity port 27 is provided on the valve cavity 24, and an inner cavity port 27 is provided on the valve body 23. Elastic force adjuster 28, wherein elastic force adjuster 28 comprises fixed rod 29, the spring 30 that wears on the fixed rod 29, seal member 31 and clamping plate 32, fixed rod 29 passes valve body 23 and is placed in valve cavity 24, The sealing member 31 and the clamping plate 32 are placed on the upper part of the spring 30, and the clamping plate 32 is movably clamped at the opening 27 of the inner cavity. The gas flows into the inner chamber 24 of the valve from the air inlet 25 , pushes away the clamping plate 32 , and flows out of the air outlet 26 through the opening 27 of the inner chamber.
[0043] Wherein select with screw flow regulating pressure regulating valve 22, as Figure 5 As shown, it includes a screw flow valve body 33 and a screw flow valve inner cavity 34, a screw flow air inlet 35 and a screw flow air outlet 36 are arranged on the screw flow valve body 33, and a screw flow valve inner cavity 34 is provided with a screw The flow cavity port 37 is provided with a screw regulator 38 on the screw flow valve body 33, wherein the screw regulator 38 includes a screw rod 39 and a nut 40, and a part of the nut 40 and the screw rod 39 is placed outside the screw flow valve body 33, The other part of the screw 39 passes through the screw flow valve body 33 and is placed in the cavity 37 of the screw flow valve, and is aligned with the opening 37 of the screw flow cavity, and the opening and closing of the screw flow cavity opening 37 is controlled by adjusting the screw 39 .
[0044] The control mechanism 4 includes a pressure detection module, a seven-group selection mechanism, a respiratory frequency fine-tuning module, and a breath-to-breath ratio fine-tuning module; the seven-group selection mechanism includes a premature infant selection mechanism, a neonatal selection mechanism, an infant selection mechanism, and a child selection mechanism. Choice Mechanisms for Adults, Choice Mechanisms for Pediatric Cricothyropuncture and Choice Mechanisms for Adult Cricothyropuncture,
[0045] Wherein, each group of selection mechanisms includes a selection module, a solenoid valve start working display module, and a solenoid valve opening and closing control module; the operation panel 5 is correspondingly provided with a respiratory frequency fine-tuning operation button 41 and an air-breathing ratio fine-tuning operation button 42, each The selection modules correspond to the solenoid valve start working display module and the solenoid valve opening and closing control module; the respiratory frequency fine-tuning module and the breath-breathing ratio fine-tuning module are respectively connected to the solenoid valve opening and closing control module corresponding to each selection module;
[0046] That is, the selection modules of each group of selection institutions are the selection module for premature infants, the selection module for neonates, the selection module for infants, the selection module for children, the selection module for adults, the selection module for cricothyroid puncture for children and the selection module for cricothyroid puncture for adults .
[0047] Operation button 6 is operation button A6 for premature infants, operation button B6 for newborns, operation button C6 for infants, operation button D6 for children, operation button E6 for adults, operation button F6 for cricothyroid puncture for children and operation button for cricothyroid puncture for adults G6;
[0048] Wherein the premature baby operation button A6 corresponds to the premature baby selection module one by one, the neonatal operation button B6 corresponds to the newborn baby selection module one by one, the infant operation button C6 corresponds to the infant selection module one by one, and the child operation button D6 corresponds to one by one For the child selection module, the adult operation button E6 corresponds to the adult selection module, the children's cricothyroid puncture operation button F6 corresponds to the children's cricothyroid puncture selection module, and the adult cricothyroid puncture operation button G6 one by one Corresponding to the cricothyroid puncture selection module for adults, the respiratory frequency fine-tuning operation buttons 41 correspond to the respiratory frequency fine-tuning modules one by one, and the respiratory ratio fine-tuning operation buttons 42 correspond to the respiratory-expiratory ratio fine-tuning modules one by one.
[0049] First turn on the main switch 3, the pressure detection module and the selection mechanism work, the pressure sensor 8 inputs the initial air source pressure value to the pressure detection module, and the pressure detection module detects whether the initial air source pressure meets the qualified value, where 0.24MPa <0.4 MPa, if the input oxygen pressure does not match, adjust the oxygen pressure, and further enter the pressure detection module, if the input oxygen pressure is consistent, enter any group selection module of the selection mechanism;
[0050] If you enter the premature baby selection module, press the premature baby operation button A6, the premature baby operation button A6 will input the start signal to the input terminal of the premature baby selection module, and the premature baby solenoid valve display module corresponding to the premature baby selection module will start to work and pass the operation. The working indicator lamp 13 on the panel 5 shows that the premature infant electromagnetic valve opening and closing control module corresponding to the premature infant electromagnetic valve display module is opened, and controls the opening and closing of the premature infant electromagnetic valve 16 by the set value, and on the operation panel 5 The display screen 7 displays the patient's breathing pattern, respiratory rate and breath-to-breath ratio; according to the actual situation of the patient, press the breath frequency fine-tuning operation button 41 and the breath-to-breath ratio fine-tuning operation button 42 to rhythmically control the opening and closing control of the solenoid valve for premature infants The module is opened and closed to adjust the patient's respiratory rate and respiratory rate, and the display screen 7 on the operation panel 5 displays the fine-tuned patient's breathing pattern, respiratory rate and respiratory rate.
[0051] To enter the child selection module, press the child operation button D6; the following work flow is the same as the working method of the premature baby selection module mentioned above.
[0052] Other modules are also described in the method above.
