阅读说明：本技术 电磁驱动定容型复苏设备 (Electromagnetic drive constant volume type resuscitation equipment ) 是由 陈子轩 伯超 徐文静 周诗涵 于 2021-08-12 设计创作，主要内容包括：本发明公开了电磁驱动定容型复苏设备,包括用于磁感伸缩的筒壁、滑块和用于检测流量的握把及电阻式位移传感器以及用于控制流量的开关A及容量设定器,所述筒壁外部设置有刻度线,所述筒壁前端设置有前端底座,所述前端底座上安装有进气孔单向阀和出气孔单向阀,所述出气孔单向阀前端连接有进气管,所述进气管上设置有120度弯头,所述进气管前端设置有连接座,所述进气管位于所述120度弯头处设置有呼气孔。本发明定容通气,以避免通气过度或不足；拉杆结构可以减少手疲劳,可感受送气时的阻力判断呼吸系统顺应性；设备简单；使用方便,更适合紧急情况的通气辅助,避免因观察设备数据分散注意力；在操作前设定容积,自由选择输送气量；相对便宜。(The invention discloses an electromagnetic drive constant volume resuscitation device which comprises a cylinder wall, a sliding block, a handle, a resistance type displacement sensor, a switch A and a volume setter, wherein the cylinder wall is used for magnetic induction expansion, the handle and the resistance type displacement sensor are used for detecting flow, the switch A and the volume setter are used for controlling flow, scale marks are arranged outside the cylinder wall, a front end base is arranged at the front end of the cylinder wall, an air inlet one-way valve and an air outlet one-way valve are mounted on the front end base, the front end of the air outlet one-way valve is connected with an air inlet pipe, a 120-degree elbow is arranged on the air inlet pipe, a connecting seat is arranged at the front end of the air inlet pipe, and an exhalation hole is formed in the position, located at the 120-degree elbow, of the air inlet pipe. The invention has constant volume and ventilation, so as to avoid over ventilation or insufficient ventilation; the pull rod structure can reduce hand fatigue and can sense resistance in air supply to judge respiratory system compliance; the equipment is simple; the device is convenient to use, is more suitable for ventilation assistance in emergency, and avoids the distraction of data of observation equipment; setting the volume before operation, and freely selecting the air conveying quantity; is relatively inexpensive.)

1. Electromagnetic drive constant volume type recovery equipment, its characterized in that: the flow meter comprises a cylinder wall (4) used for magnetic induction expansion and contraction, a sliding block (5), a handle used for detecting flow, a resistance type displacement sensor (9), a switch A used for controlling flow and a volume setter (8), wherein scale marks (6) are arranged outside the cylinder wall (4), a front end base (3) is arranged at the front end of the cylinder wall (4), an air inlet one-way valve (1) and an air outlet one-way valve (2) are installed on the front end base (3), the front end of the air outlet one-way valve (2) is connected with an air inlet pipe (11), a 120-degree elbow (12) is arranged on the air inlet pipe (11), a connecting seat (13) is arranged at the front end of the air inlet pipe (11), an air outlet (15) is arranged at the position of the 120-degree elbow (12) of the air inlet pipe (11), and a patient mask (16) is installed at the front end of the connecting seat (13);

a battery jar and a transformer seat (7) are arranged at the rear end of the cylinder wall (4), the switch A and a capacity setter (8) are arranged on the rear end faces of the battery jar and the transformer seat (7), the sliding block (5) is arranged in the cylinder wall (4), a connecting rod (17) is connected to the rear end of the sliding block (5), the handle and the resistance type displacement sensor (9) are arranged at the rear end of the connecting rod (17), and a button (10) containing a switch B, C is arranged on the rear end faces of the handle and the resistance type displacement sensor (9);

the cylinder wall (4) is divided into an inner layer and an outer layer, the inner layer and the outer layer are symmetrically provided with external coils (18), and the slide block (5) is internally provided with internal coils (19).

2. The electromagnetically driven volumetric resuscitation device of claim 1, wherein: the sliding block (5) is connected with the cylinder wall (4) in a sliding mode, the sliding block (5) is connected with the connecting rod (17) through threads, and the internal coil (19) is embedded in the sliding block (5).

3. The electromagnetically driven volumetric resuscitation device of claim 1, wherein: the scale marks (6) are integrally formed on the cylinder wall (4), and the front end base (3) is connected with the cylinder wall (4) through threads.

4. The electromagnetically driven volumetric resuscitation device of claim 1, wherein: the air inlet check valve (1) and the air outlet check valve (2) are connected with the front end base (3) through threads, and the air inlet pipe (11) and the air outlet check valve (2) are in interference fit.

5. The electromagnetically driven volumetric resuscitation device of claim 1, wherein: the air inlet pipe (11), the 120-degree elbow (12), the connecting seat (13) and the exhalation vent (15) are integrally formed.

6. The electromagnetically driven volumetric resuscitation device of claim 1, wherein: the battery jar and the transformer seat (7) are connected with the cylinder wall (4) through threads, and a storage battery and a transformer are arranged in the battery jar and the transformer seat (7).

7. The electromagnetically driven volumetric resuscitation device of claim 1, wherein: the connecting rod (17) is internally provided with a power line.

Technical Field

The invention relates to the field of medical equipment, in particular to electromagnetic drive constant volume type resuscitation equipment.

Background

The balloon mask has the advantages of convenient operation, convenient recovery and the like, and is widely applied to clinical work, such as ventilation during cardiopulmonary resuscitation and preoxygenation before intubation. However, the balloon still has a problem in that the ventilation is uncertain because the ventilation is subjective and judged by the user. Balloon ventilation is uncertain and may be higher than the required tidal volume, possibly causing barotrauma to the patient and complications such as pneumothorax in severe cases. At the same time, the volume of ventilation may be insufficient, thus forming ineffective resuscitation ventilation.

Disclosure of Invention

It is an object of the present invention to provide an electromagnetically driven volumetric resuscitation device that addresses the above problems.

The invention realizes the purpose through the following technical scheme:

the electromagnetic drive constant volume type resuscitation device comprises a cylinder wall for magnetic induction expansion, a sliding block, a handle for detecting flow, a resistance type displacement sensor, a switch A for controlling flow and a volume setter, wherein scale marks are arranged outside the cylinder wall, a front end base is arranged at the front end of the cylinder wall, an air inlet one-way valve and an air outlet one-way valve are mounted on the front end base, the front end of the air outlet one-way valve is connected with an air inlet pipe, a 120-degree elbow is arranged on the air inlet pipe, a connecting seat is arranged at the front end of the air inlet pipe, an exhalation hole is formed in the position, located at the 120-degree elbow, of the air inlet pipe, and a patient mask is mounted at the front end of the connecting seat;

the rear end of the cylinder wall is provided with a battery jar and a transformer seat, the rear end surfaces of the battery jar and the transformer seat are provided with the switch A and a capacity setter, the inside of the cylinder wall is provided with the slide block, the rear end of the slide block is connected with a connecting rod, the rear end of the connecting rod is provided with the handle and the resistance type displacement sensor, and the rear end surfaces of the handle and the resistance type displacement sensor are provided with a button containing a switch B, C;

the cylinder wall is divided into an inner layer and an outer layer, the inner layer and the outer layer are symmetrically provided with external coils, and the inner part of the sliding block is provided with an internal coil.

Preferably: the sliding block is connected with the cylinder wall in a sliding mode, the sliding block is connected with the connecting rod through threads, and the internal coil is embedded in the sliding block.

So set up, the slider is used for cooperating the section of thick bamboo wall is extracted quantitative gas.

Preferably: the scale marks are integrally formed on the cylinder wall, and the front end base is connected with the cylinder wall through threads.

So set up, the scale mark is used for instructing, the leakproofness has been guaranteed through threaded connection to the front end base.

Preferably: the air inlet check valve and the air outlet check valve are connected with the front end base through threads, and the air inlet pipe is in interference fit with the air outlet check valve.

So set up, inlet port check valve, the venthole check valve is used for the one-way circulation gas.

Preferably: the air inlet pipe, the 120-degree elbow, the connecting seat and the exhalation hole are integrally formed.

So configured, a vertically downward component of force may be generated through the 120 degree angle of the 120 degree bend during advancement, facilitating the securement of the patient mask by the other hand.

Preferably: the battery jar and the transformer seat are connected with the cylinder wall through threads, and a storage battery and a transformer are arranged in the battery jar and the transformer seat.

So set up, battery jar and transformer seat are used for supplying power.

Preferably: a power line is arranged in the connecting rod.

So configured, the connecting rod is used for conducting electricity.

Compared with the prior art, the invention has the following beneficial effects:

1. constant volume ventilation is carried out to avoid over ventilation or under ventilation; the pull rod structure can reduce hand fatigue;

2. the air conveying quantity can be freely selected; the equipment is simple; the use is convenient, and the ventilation aid is more suitable for emergency;

3. the data distraction caused by the observation equipment is avoided; setting the volume before operation; is relatively inexpensive.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an electromagnetically driven volumetric resuscitation device of the present invention;

FIG. 2 is a schematic view of the configuration of the wall of the electromagnetically driven volumetric resuscitation device of the present invention;

FIG. 3 is a schematic view of the structure of the air inlet pipe of the electromagnetically driven constant volume resuscitation device;

FIG. 4 is a schematic diagram of a slider structure of the electromagnetically driven constant volume resuscitation device of the present invention;

FIG. 5 is a schematic diagram of the external coil configuration of the electromagnetically driven volumetric resuscitation device of the present invention;

fig. 6 is a block diagram of a circuit structure of the electromagnetically driven constant volume resuscitation device according to the present invention.

The reference numerals are explained below:

1. an air inlet check valve; 2. a one-way valve of the air outlet; 3. a front end base; 4. a cylinder wall; 5. a slider; 6. scale lines; 7. a battery jar and a transformer seat; 8. a switch A and a capacity setter; 9. a grip and a resistive displacement sensor; 10. a button including a switch B, C; 11. an air inlet pipe; 12. a 120-degree elbow; 13. a connecting seat; 14. a safety valve; 15. an exhalation vent; 16. a patient mask; 17. a connecting rod; 18. an external coil; 19. an inner coil.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be further described with reference to the accompanying drawings in which:

example 1

As shown in fig. 1-5, the electromagnetically driven constant volume resuscitation device includes a cylinder wall 4 for magnetic induction expansion, a slider 5, a handle for detecting flow, a resistance type displacement sensor 9, a switch a for controlling flow, and a volume setting device 8, wherein a scale mark 6 is provided outside the cylinder wall 4, a front end base 3 is provided at the front end of the cylinder wall 4, an air inlet check valve 1 and an air outlet check valve 2 are installed on the front end base 3, an air inlet pipe 11 is connected to the front end of the air outlet check valve 2, a 120-degree elbow 12 is provided on the air inlet pipe 11, a connecting seat 13 is provided at the front end of the air inlet pipe 11, an exhalation port 15 is provided at the position of the 120-degree elbow 12 of the air inlet pipe 11, and a patient mask 16 is installed at the front end of the connecting seat 13;

the rear end of the cylinder wall 4 is provided with a battery jar and a transformer base 7, the rear end surfaces of the battery jar and the transformer base 7 are provided with a switch A and a capacity setting device 8, the inside of the cylinder wall 4 is provided with a slide block 5, the rear end of the slide block 5 is connected with a connecting rod 17, the rear end of the connecting rod 17 is provided with a handle and a resistance type displacement sensor 9, and the rear end surfaces of the handle and the resistance type displacement sensor 9 are provided with a button 10 containing a switch B, C;

the cylinder wall 4 is divided into an inner layer and an outer layer, the inner layer and the outer layer are symmetrically provided with external coils 18, and the inside of the sliding block 5 is provided with an internal coil 19.

Preferably: the sliding block 5 is connected with the cylinder wall 4 in a sliding mode, the sliding block 5 is connected with the connecting rod 17 through threads, the internal coil 19 is embedded in the sliding block 5, and the sliding block 5 is used for being matched with the cylinder wall 4 to extract quantitative gas; the scale marks 6 are integrally formed on the cylinder wall 4, the front end base 3 is connected with the cylinder wall 4 through threads, the scale marks 6 are used for indicating, and the front end base 3 is connected through threads to ensure the sealing property; the air inlet check valve 1 and the air outlet check valve 2 are connected with the front end base 3 through threads, the air inlet pipe 11 is in interference fit with the air outlet check valve 2, and the air inlet check valve 1 and the air outlet check valve 2 are used for one-way circulation of air; the air inlet pipe 11, the 120-degree elbow 12, the connecting seat 13 and the exhalation port 15 are integrally formed, so that a vertically downward component force can be generated through the 120-degree angle of the 120-degree elbow 12 during propelling, and the other hand can be assisted to fix the patient mask 16; the battery jar and the transformer seat 7 are connected with the cylinder wall 4 through threads, a storage battery and a transformer are arranged in the battery jar and the transformer seat 7, and the battery jar and the transformer seat 7 are used for supplying power; the connecting rod 17 is internally provided with a power line, and the connecting rod 17 is used for conducting electricity.

The working principle is as follows: firstly, electromagnetic drive automatic reset: when the electromagnetic force is amplified, and the Lorentz force is applied to the magnetic field after the electromagnetic force is electrified, so that the automatic reset is realized.

Secondly, capacity control: the BC on the button 10 containing the switch B, C is closed and the A on the switch A and the capacity setting device 8 are opened, the target volume is set, A is closed, current is generated in the circuit, the slide block 5 moves downwards according to the electromagnetic cooperation between the external coil 18 and the internal coil 19, whether the set volume needs to be judged by a handle and a resistance type displacement sensor on the resistance type displacement sensor 9, the sensor is divided into a slide rheostat and a sensor, when the slide block 5 moves downwards, the resistance connected to a control circuit is gradually reduced, the current is gradually increased, the set target volume is converted into a current threshold value of the control circuit by the sensor through calculation, when the current is increased to reach the threshold value, the sensor controls C to be opened, the current does not exist in a driving circuit any more, the automatic recovery is completed, and then the button 10 containing the switch B, C is pressed simultaneously during manual propulsion, b is changed from closed to open, C is closed again from open, but the driving circuit still has no current, the gas in the cylinder of the cylinder wall 4 can be pushed out to the bottom end without resistance, B returns to the closed state after hands are released, C still keeps closed, and the initial state is returned. Manual pushing is adopted instead of manual pulling back, and the reason is three: 1, the rough ventilation flow rate can be manually controlled; 2. the lung condition of the patient can be preliminarily judged through the resistance felt during propulsion; 3. a downward component of force during propulsion, which aids in the securement of the patient mask 16;

and the specific using process is as follows: the inner coil 19 in the sliding block 5 is controlled to be electrified by controlling the A, B, C button, the sliding block 5 moves backwards by using magnetic force, at the moment, quantitative gas is input into the cylinder wall 4 through the air inlet hole one-way valve 1, when the handle and the resistance type displacement sensor 9 are detected to be sufficient in capacity, the reverse propulsion is manually pushed, at the moment, the air outlet hole one-way valve 2 opens the air inlet hole one-way valve 1 to be closed, and the gas supply air inlet pipe 11 and the patient mask 16 reach the patient.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.