CN114082053A

CN114082053A - Thoracic cavity type breathing machine

Info

Publication number: CN114082053A
Application number: CN202111285973.0A
Authority: CN
Inventors: 盛沛昇; 刘洪基
Original assignee: Nanjing Kanglilai Medical Technology Co ltd
Current assignee: Nanjing Kanglilai Medical Technology Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-02-25

Abstract

The invention discloses a thoracic cavity type breathing machine which comprises a box body, wherein a foldable closed air bag is arranged at the bottom in the box body, the top end of the closed air bag is connected with a power device, the top of the power device is provided with a breathing machine controller, the bottom of the closed air bag is connected with a first air pipe, and a constant temperature control device is detachably arranged on the first air pipe; one end of the first air pipe is connected with a second air pipe, and the other end of the second air pipe is connected with a ball head needle; the thoracic cavity type breathing machine has small volume, small occupied space, convenient carrying and moving and low cost; the foldable closed air bag, the first air pipe, the second air pipe and the ball head needle are all disposable, so that bacterial infection is avoided; when in use, the trachea incision is not needed to be made at the throat, thereby reducing the pain of sore of a patient and preventing the infection at the wound; the power device and the controller in the temperature control device and the box body are repeatedly utilized, so that the use cost is saved.

Description

Thoracic cavity type breathing machine

Technical Field

The invention relates to the field of medical instruments, in particular to a thoracic cavity type breathing machine.

Background

The breathing machine is used as an effective means for manually replacing the autonomous ventilation function, and provides respiratory assistance for the patient; has been commonly used in respiratory failure due to various reasons, anesthesia respiratory management during major surgery, respiratory support therapy and rescue resuscitation, and occupies a very important position in the modern medical field. The breathing machine is a vital medical device which can prevent and treat respiratory failure, reduce complications and save and prolong the life of a patient. The existing respirator comprises an invasive respirator and a noninvasive respirator, and has the following defects:

1. the existing breathing machine is very expensive; 2. when the invasive respirator is used, an incision is needed to be made on the trachea, a wound can be generated, and bacterial infection is easily caused; 3. the tube of the existing respirator is introduced into the trachea, and oxygen is introduced into the lung to realize the inspiration and expiration of the lung; 4. the respirator has large volume and large occupied space; 5. the breathing machine needs to be regularly maintained, cleaned, sterilized and disinfected.

Disclosure of Invention

The invention mainly aims to provide a thoracic cavity type breathing machine, which is a breathing method scheme for realizing the expansion and compression of a lung cavity controlled by thoracic cavity pressure and a device which is convenient to carry, and can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

a thoracic cavity type breathing machine comprises a box body, wherein a foldable closed air bag is arranged at the bottom in the box body, a power device is connected to the top end of the closed air bag, a breathing machine controller is arranged at the top of the power device, a first air pipe is connected to the bottom of the closed air bag, and a constant temperature control device is detachably arranged on the first air pipe; and one end of the first air pipe is connected with a second air pipe, and the other end of the second air pipe is connected with a ball head needle.

Preferably, the bottom of the box body is provided with a through hole, the first air pipe penetrates through the through hole, and the first air pipe is provided with a valve. The first air pipe is integrally formed at the bottom of the closed air bag, and the first air pipe can also be connected to the bottom of the closed air bag in a threaded mode.

Preferably, the bulb needle is hermetically sleeved with an antibacterial sleeve, and a vent hole is formed in the side wall of the bulb needle close to the end part; the anti-bacterial sleeve can prevent the ball needle from being polluted.

Preferably, the power device is a screw motor.

Preferably, a push-pull rod is sleeved on a screw of the screw motor, the front end of the push-pull rod is connected with a pressure plate, and the pressure plate is connected with the closed air bag.

Preferably, the controller comprises a microcontroller and a motor driving module, the microcontroller is connected with and controls the motor driving module, the motor driving module is connected with and controls the screw motor, and the microcontroller is connected with the constant temperature control device.

Preferably, a pressure sensor is arranged on the second air pipe, and the pressure sensor is connected with and controlled by the microcontroller.

Preferably, the sealed air bag is filled with sterile gas, and the sterile gas is nitrogen or oxygen-containing air.

Preferably, the first air pipe and the second air pipe are both made of medical silicone tubes.

The foldable closed air bag, the first air pipe, the second air pipe and the ball head needle are all disposable; bacterial infection is avoided.

When the device is used, the bulb needle antibacterial sleeve is taken down, the bulb needle is injected into the chest cavity of a patient through the bulb needle injector, the valve is opened, the heating temperature (preferably 38-40 ℃) of the constant-temperature control device is set, the power device pushes the pressing plate to compress the foldable closed air bag downwards when the patient exhales, and sterile gas in the foldable closed air bag is input into the chest cavity to reduce the lung cavity and exhale; when the patient inhales, the power device pulls the pressing plate to drive the foldable closed air bag upwards, sterile gas in the chest cavity is pumped into the foldable closed air bag, the chest cavity becomes negative pressure, and the lung cavity expands to provide inspiration assistance for the patient.

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

1. the thoracic cavity type breathing machine has small volume, small occupied space and convenient carrying and moving;

2. the thoracic cavity type breathing machine has low cost and is easy to produce and popularize;

3. when the thoracic cavity breathing machine is used, the trachea incision at the throat is not needed, so that the pain of a patient is reduced, and the infection at the wound is prevented;

4. the foldable closed air bag, the first air pipe, the second air pipe and the ball head needle are all disposable; bacterial infection is avoided.

5. The power device and the controller in the constant temperature control device and the box body can be repeatedly utilized, and the use cost is saved.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic view of a use state of embodiment 1 of the present invention.

In the figure: 1. a tank body; 2. sealing the air bag; 3. a screw motor; 4. a controller; 5. a first air pipe; 6. a second air pipe; 7. a ball needle; 8. a valve; 9. an antibacterial sleeve; 10. a vent hole; 11. a push-pull rod; 12. pressing a plate; 13. a temperature control device; 14. the thoracic cavity; 15. skin; 16. a lung; 17. a pressure sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1-3, a thoracic cavity breathing machine comprises a box body 1, a foldable airtight air bag 2 is arranged at the bottom in the box body 1, a screw motor 3 is connected to the top end of the airtight air bag, a breathing machine controller 4 is arranged at the top of the screw motor 3, a first air pipe 5 is connected to the bottom of the airtight air bag 2, a through hole is arranged at the bottom of the box body 1, the first air pipe 5 is connected to a second air pipe 6 through the through hole, and a valve 8 is arranged on the first air pipe 5; a constant temperature control device 13 is detachably arranged on the first air pipe 5; the other end of the second air pipe 6 is connected with a ball head needle 7; the first air pipe 5 is provided with a pressure sensor 17, and the pressure sensor 17 is connected with and controlled by the microcontroller.

As shown in fig. 1-2, an antibacterial sleeve 9 is hermetically sleeved on the ball needle 7, and a vent hole 10 is arranged on the side wall of the ball needle 7 close to the end.

A screw rod (not shown in the figure) of the screw rod motor 3 is sleeved with a push-pull rod 11, the front end of the push-pull rod 11 is connected with a pressure plate 12, and the pressure plate 12 is connected with the closed air bag 2.

The controller 4 comprises a microcontroller and a motor driving module, the microcontroller is connected with and controls the motor driving module, the motor driving module is connected with and controls the screw motor 3 and drives the push-pull rod 11 to move, and the microcontroller is connected with a constant temperature control device 13.

The sealed air bag 2 is filled with sterile gas, and the sterile gas is nitrogen or oxygen-containing air.

As shown in fig. 3, in use, the antibacterial sleeve 9 of the ball needle 7 is taken down, the ball needle 7 is injected into the thoracic cavity 14 of a patient through the skin 15 of the patient through the ball needle injector, the valve 8 is opened, the heating temperature (preferably 38-40 ℃) of the constant temperature control device 13 is set, the frequency (preferably 12-20 push-pull/minute) of the push-pull rod 11 pushed by the screw motor 3 is set according to actual conditions, when the patient exhales, the screw motor 3 drives the push-pull rod 11 to push the pressing plate 12 to compress the foldable airtight air bag 12 downwards, and the sterile gas in the foldable airtight air bag 2 is input into the thoracic cavity 14 to reduce the lung cavity and exhale; when the patient inhales, the screw motor 3 drives the push-pull rod 11 to pull the pressing plate 12 to drive the foldable closed air bag 2 upwards, sterile gas in the chest cavity 14 is pumped into the foldable closed air bag 2, the chest cavity 14 becomes negative pressure, the lung cavity expands, and the recovery function of the breathing assistance lung 16 is provided for the patient; when the controller 3 detects a sudden pressure change during expiration or inspiration, which indicates that the lung function is recovered, the change occurs stably and continuously for about 10 cycles or more or lasts for more than two minutes, which indicates that the patient recovers the lung function.

Example 2

The power device is an air cylinder, and the push-pull rod is controlled to move up and down through an electromagnetic valve, and the principle is the same as the above and is not described again; however, the use of a cylinder as a power device has disadvantages, such as: the electromagnetic valve controls air inlet and air outlet, and the rest of the patient is greatly influenced by noise; meanwhile, an air source is required to be provided as power, such as an air compressor, so that the overall size and weight of the product are greatly increased, and the use is not suggested.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. 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. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a chest formula breathing machine, includes case body (1), its characterized in that: a foldable closed air bag (2) is arranged at the bottom in the box body (1), a power device (3) is connected to the top end of the closed air bag, a breathing machine controller (4) is arranged at the top of the power device (3), a first air pipe (5) is connected to the bottom of the closed air bag (2), and a constant temperature control device (6) is detachably arranged on the first air pipe (5); one end of the first air pipe (5) is connected with a second air pipe (6), and the other end of the second air pipe is connected with a ball head needle (7).

2. The chest ventilator of claim 1, wherein: the bottom of case body (1) is equipped with the perforation, first trachea passes the perforation, be equipped with valve (8) on first trachea (5).

3. The chest ventilator of claim 1, wherein: the anti-bacterial sleeve (9) is hermetically sleeved on the ball head needle (7), and a vent hole (10) is formed in the side wall, close to the end, of the ball head needle (7).

4. The chest ventilator of claim 1, wherein: the power device (3) is a screw motor.

5. The chest ventilator of claim 4, wherein: the screw rod of the screw rod motor is sleeved with a push-pull rod (11), the front end of the push-pull rod (11) is connected with a pressing plate, and the pressing plate is connected with the closed air bag (2).

6. The chest ventilator of claim 4, wherein: the controller (4) comprises a microcontroller and a motor driving module, the microcontroller is connected with and controls the motor driving module, the motor driving module is connected with and controls the screw motor, and the microcontroller is connected with the constant temperature control device (6).

7. The thoracic ventilator of claim 6 wherein: and a pressure sensor (17) is arranged on the second air pipe (5), and the pressure sensor (17) is connected with and controlled by the microcontroller.

8. The chest ventilator of claim 1, wherein: sterile gas is filled in the closed air bag (2), and the sterile gas is nitrogen or oxygen-containing air.

9. The chest ventilator of claim 1, wherein: the first air pipe (5) and the second air pipe (6) are both made of medical silicone tubes.