CN218943425U - Tourniquet is wrapped fast to wound - Google Patents

Abstract

The utility model relates to the technical field of medical appliances, in particular to a rapid wound dressing tourniquet, which solves the problems that the prior dressing tourniquet is slow in pressurization, unreliable in use under low-temperature environment and the like.

Description

Tourniquet is wrapped fast to wound

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a rapid wound dressing tourniquet.

Background

Accidental or battlefield wounds can cause wound bleeding of wounded, timely hemostasis can be carried out on the wound site to prevent blood loss from damaging life and gain precious time for further treatment, so that timely hemostasis is a key means for success of treatment for bleeding patients, chinese patent publication No. CN217827991U and publication No. 2022, 11 and 18 disclose a pneumatic first-aid hemostasis device, the device is provided with an inflatable air bag on a bandage, the inflatable air bag is inflated manually by the air bag, so that the bandage can perform compression hemostasis on the wound, the inflatable compression structure is similar to the compression structure of a common sphygmomanometer, the device can be independently operated by a single person, hemostasis is rapid, compression hemostasis effect is obvious, and the device has defects: 1. manually inflating the balloon makes the pressurization process not quick enough because of slow inflation; 2. the balloon dragged out of the device is inconvenient for carrying, storing and keeping the whole device, and at least the balloon needs to be protected by a hard shell container so as to prevent the balloon from being unable to be used after being pressed and permanently deformed; 3. the inflatable air bag, the air pipe and the balloon are used, more colloid elements are exposed, and the connection parts among the elements are generally in an adhesive form, so that the product has a longer preservation period, and the air pipe and the balloon are hardened and embrittled in an extremely low-temperature environment, so that the use is unreliable.

Disclosure of Invention

The utility model aims to solve the technical problems that: overcomes the problems of slow pressurization, unreliable use in low-temperature environment and the like of the prior binding tourniquet.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a tourniquet is wrapped fast to wound, has the ribbon, is provided with on the ribbon and corresponds to the wound and can form the inflatable balloon of pressurization hemostasis, characterized by to the wound: the tourniquet is characterized in that the inflatable air bag is provided with an air inlet with connecting threads, the tourniquet further comprises a compressed air bottle and an inflation valve, the inflation valve is provided with a valve body and a valve core, the valve core is screwed on the valve body from the right end of the valve body, the compressed air bottle is screwed on the valve body from the left end of the valve body, the valve core is provided with a front-end puncture needle for puncturing the air outlet of the compressed air bottle and a rear-end screw handle positioned outside the valve body, an inflation inlet is arranged on the side wall of the valve body, the air inlet of the inflatable air bag is screwed on the inflation inlet of the valve body, and an air inlet channel for communicating the air outlet of the compressed air bottle with the inflation inlet of the valve body is arranged on the valve body.

In order to prevent the valve core from falling off the valve body when the valve core is too much withdrawn, the inflation valve is provided with a limiting pin for preventing the valve core from loosening on the valve body.

In order to prevent the valve core from being accidentally screwed into the compressed gas cylinder, a safety catch clamped on the valve core is arranged between the right end face of the valve body and the rotary handle of the inflation valve.

Specifically, the inflatable airbag is wrapped in the ribbon, and an air inlet of the inflatable airbag extends out of the ribbon and is screwed on an air charging port of the valve body.

Specifically, the axis of the compressed gas cylinder and the axis of the valve core are on the same straight line, and the axis of the charging port is perpendicular to the axis of the valve core.

Specifically, the air inlet of the inflatable air bag is integrally arranged on the inflatable air bag.

In order to bind quickly, nylon buckles are arranged on the binding belts.

Specifically, the compressed gas cylinder is filled with high-pressure carbon dioxide gas.

Specifically, the axis direction of the compressed gas cylinder is perpendicular to the length direction of the ribbon.

In order to facilitate the grasp of the air pressure condition in the inflatable air bag, the inflatable air bag is also provided with a pressure measuring port with connecting threads, and an air pressure gauge is screwed on the pressure measuring port.

The beneficial effects of the utility model are as follows: 1. according to the tourniquet, the compressed air bottle is used for compression hemostasis, the valve core is screwed to pierce the air bottle opening instantly to achieve inflation pressurization, and the pressurization operation is convenient; 2. the structure is compact, the volume is small, and a special shell is not needed for protection; 3. can be reliably used in an outdoor low-temperature environment.

Drawings

FIG. 1 is an expanded view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model taken along the axis of a compressed gas cylinder;

fig. 3 is a state diagram of the utility model in use.

In the figure: 1. a tie;

2. 2-1 parts of inflatable air bags and an air inlet;

3. a compressed gas cylinder;

4. an inflation valve, 4-1, a valve body, 4-1-1, an inflation inlet, 4-1-2, an air inlet channel, 4-2 and a valve core, 4-2-1 parts of needles, 4-2-2 parts of handles, 4-3 parts of limit pins, 4-4 parts of safety buckles;

5. nylon button;

6. a hasp.

Detailed Description

The utility model will now be described in further detail with reference to the drawings and the preferred embodiments, which are simplified schematic illustrations of the basic structure of the utility model, which are presented only by way of illustration, and thus show only the structures that are relevant to the utility model.

The tourniquet is provided with a binding belt 1, an inflatable airbag 2 which corresponds to a wound and can form pressurization hemostasis for the wound is arranged on the binding belt 1, an air inlet 2-1 with connecting threads is arranged on the inflatable airbag 2, the tourniquet further comprises a compressed air bottle 3 and an inflation valve 4, the inflation valve 4 is provided with a valve body 4-1 and a valve core 4-2, the valve core 4-2 is screwed on the valve body 4-1 from the right end of the valve body 4-1, the compressed air bottle 3 is screwed on the valve body 4-1 from the left end of the valve body 4-1, internal threads for installing the compressed air bottle 3 and the valve core 4-2 are arranged in the valve body 4-1, external threads are respectively arranged on a bottle mouth of the compressed air bottle 3 and the valve core 4-2, a sealing ring can be arranged at a position with sealing requirements, the valve core 4-2 is provided with a puncture needle 4-2-1 at the front end which punctures the air outlet of the compressed air bottle 3 and a rotary handle 4-2-2 at the rear end which is positioned outside the valve body 4-1, the air outlet of the compressed air bottle 3 is of a partially thinned structure, the air inlet 4-1 is arranged on the side wall of the valve body 4-1, the compressed air inlet 4-1 is screwed on the valve body 4-1, the air inlet 4-1 is provided with an air inlet 4-1 and the air inlet 2-air inlet of the inflation channel 4-1 is communicated with the air inlet 4-1, and the air inlet 2 is arranged on the valve body 1, and the valve body 4-1, and the air inlet is communicated with the air inlet 1.

The air charging valve 4 is provided with a limiting pin 4-3 for preventing the valve core 4-2 from loosening on the valve body 4-1, the limiting pin 4-3 corresponds to a step on the valve core 4-2, the limiting pin 4-3 is arranged on the valve body 4-1 after the valve core 4-2 is screwed in, and the limiting pin 4-3 can be fixed on the valve body 4-1 in a pressing riveting mode at two ends.

The inflation valve 4 is provided with a safety catch 4-4 clamped on the valve core 4-2 between the right end face of the valve body 4-1 and the rotary handle 4-2, and the safety catch 4-4 is a plastic piece with a deformable opening structure and is clamped on a section of cylindrical surface of the valve core 4-2 in a mode exceeding a semicircle.

The inflatable airbag 2 is wrapped in the ribbon 1, an air inlet 2-1 of the inflatable airbag 2 extends out of the ribbon 1 and is screwed on an air charging port 4-1-1 of the valve body 4-1, the inflatable airbag 2 is provided with an extension part at the edge, the ribbon 1 is of a double-layer structure, the extension part of the inflatable airbag 2 is sewn between two layers, the ribbon 1 is of a long strip shape, and different specifications can be provided on the length of the ribbon 1 so as to meet the use of different positions of an arm part, a leg part and a waist part.

The axis of the compressed gas cylinder 3 and the axis of the valve core 4-2 are on the same straight line, and the axis of the charging port 4-1-1 is perpendicular to the axis of the valve core 4-2.

The air inlet 2-1 of the inflatable air bag 2 is integrally arranged on the inflatable air bag 2, and the inflatable air bag 2 is an integrally formed plastic part, and the inflatable air bag 2 has a certain area and has certain deformation, but the deformation is far smaller than that of the original balloon and hose, so that the inflatable air bag can be normally used in a low-temperature environment.

Be equipped with nylon knot 5 on ribbon 1, nylon knot 5 is made on ribbon 1, and as the service condition diagram of figure 3, ribbon 1 is close to one end department and is made fixedly with hasp 6, and the other end of ribbon 1 stretches into hasp 6 and winds the back and then bonds by nylon knot 5, can use nylon knot 5 of large tracts of land in order to increase the binding power.

The compressed gas cylinder 3 is filled with carbon dioxide gas or other inert gases; in addition, the axial direction of the compressed air bottle 3 is perpendicular to the length direction of the ribbon 1, so that the whole tourniquet can be rolled into a smaller volume before use.

The other form which is not shown in the drawing is that a barometer is additionally arranged on the tourniquet, a pressure measuring port with connecting threads is further arranged on the inflatable air bag 2, the pressure measuring port has the same structure as the air inlet 2-1, and is integrally formed on the inflatable air bag 2 and extends out of the binding belt 1, the barometer is screwed on the pressure measuring port, the barometer is a miniature barometer, and the diameter of the barometer is about two centimeters.

The outer diameter of the compressed gas cylinder 3 and the charging valve 4 of the present utility model is about 14 mm.

The simple use process of the utility model is as follows: after the tourniquet is wrapped on a human body in the form shown in fig. 3, the safety buckle 4-4 is taken down, the rotary handle 4-2-2 is screwed to puncture the compressed gas cylinder 3, and then the rotary handle 4-2-2 is reversely screwed to enable the puncture needle 4-2-1 to exit from the bottle mouth, so that gas enters the inflatable airbag 2.

The tourniquet is fast in hemostasis, convenient to carry, long in storage period and convenient for emergency treatment of wounded at low temperature in the field, and is suitable for being used as a combat readiness substance.

The foregoing description is merely illustrative of specific embodiments of the utility model, and the utility model is not limited to the details shown, since modifications and variations of the foregoing embodiments may be made by those skilled in the art without departing from the spirit and scope of the utility model.

Claims (10)

1. The utility model provides a tourniquet is wrapped fast to wound, has ribbon (1), is provided with on ribbon (1) and corresponds to wound and can form inflatable balloon (2) that pressurizes hemostasis, characterized by to the wound: the tourniquet is characterized in that the inflatable airbag (2) is provided with an air inlet (2-1) with connecting threads, the tourniquet further comprises a compressed air cylinder (3) and an inflation valve (4), the inflation valve (4) is provided with a valve body (4-1) and a valve core (4-2), the valve core (4-2) is screwed on the valve body (4-1) from the right end of the valve body (4-1), the compressed air cylinder (3) is screwed on the valve body (4-1) from the left end of the valve body (4-1), the valve core (4-2) is provided with a puncture needle (4-2-1) with the front end puncturing the air outlet of the compressed air cylinder (3) and a rotary handle (4-2-2) with the rear end positioned outside the valve body (4-1), the side wall of the valve body (4-1) is provided with an inflation inlet (4-1-1), and the air inlet (2-1) of the inflatable airbag (2) is screwed on the air cylinder (4-1) of the valve body (4-1), and the valve body (4-1) is provided with an air inlet channel (4-1) communicated with the air outlet (3) and the air inlet (4-1).

2. A rapid wound dressing tourniquet according to claim 1, wherein: the air charging valve (4) is provided with a limiting pin (4-3) for preventing the valve core (4-2) from loosening on the valve body (4-1).

3. A rapid wound dressing tourniquet according to claim 1, wherein: the air charging valve (4) is provided with a safety buckle (4-4) clamped on the valve core (4-2) between the right end surface of the valve body (4-1) and the rotary handle (4-2).

4. A rapid wound dressing tourniquet according to claim 1, wherein: the inflatable air bag (2) is wrapped in the ribbon (1), and an air inlet (2-1) of the inflatable air bag (2) extends out of the ribbon (1) and is screwed on an air charging port (4-1-1) of the valve body (4-1).

5. A rapid wound dressing tourniquet according to claim 1, wherein: the axis of the compressed gas cylinder (3) and the axis of the valve core (4-2) are on the same straight line, and the axis of the charging port (4-1-1) is perpendicular to the axis of the valve core (4-2).

6. A rapid wound dressing tourniquet according to claim 1, wherein: the air inlet (2-1) of the inflatable air bag (2) is integrally arranged on the inflatable air bag (2).

7. A rapid wound dressing tourniquet according to claim 1, wherein: nylon buckles (5) are arranged on the binding belt (1).

8. A rapid wound dressing tourniquet according to claim 1, wherein: the compressed gas cylinder (3) is filled with carbon dioxide gas.

9. A rapid wound dressing tourniquet according to claim 1, wherein: the axial direction of the compressed air bottle (3) is perpendicular to the length direction of the binding belt (1).

10. A rapid wound dressing tourniquet according to claim 1, wherein: the inflatable air bag (2) is also provided with a pressure measuring port with connecting threads, and the pressure measuring port is screwed with a barometer.

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