CN212755793U - Portable tourniquet capable of monitoring pressure and automatically inflating - Google Patents
Portable tourniquet capable of monitoring pressure and automatically inflating Download PDFInfo
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- CN212755793U CN212755793U CN202021019670.5U CN202021019670U CN212755793U CN 212755793 U CN212755793 U CN 212755793U CN 202021019670 U CN202021019670 U CN 202021019670U CN 212755793 U CN212755793 U CN 212755793U
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Abstract
The embodiment of the utility model discloses a portable inflatable tourniquet capable of monitoring pressure and automatically inflating, which comprises a tourniquet body and an inflating device, wherein the tourniquet body and the inflating device are detachably connected; the tourniquet body comprises a bridle, and an air bag is arranged in the bridle; a pressure detection device is arranged in the air bag; the air bag is provided with an inflation connecting piece, and the pressure detection device is connected with the electric inflation device through a single chip microcomputer; the electric inflating device of the tourniquet can be quickly disassembled and connected with the tourniquet body, and the electric inflating device can be disassembled from the tourniquet after the electric inflating device finishes inflating and can be repeatedly used; the pressure detection and monitoring device is arranged, so that the pressure of the tourniquet can be conveniently monitored, air can be automatically supplied, and the phenomenon that the pressure is reduced to aggravate bleeding due to air leakage is avoided; the proper tourniquet pressure can be selected according to the specific condition of the injury, and complications and pain can be reduced.
Description
Technical Field
The utility model relates to a tourniquet field especially relates to a portable pressure monitoring and automatic inflation's tourniquet.
Background
The tourniquet is made of a material with strong tensile resistance, and the tourniquet is long and flat and has strong toughness. The medical instrument is suitable for field rescue, urban rescue, accident or disaster rescue and is used when a medical institution stops bleeding in conventional treatment and rescue; the device is particularly used for emergency hemostasis when limb bleeding, accident rescue, disaster rescue, limb bleeding during war injury and bleeding during field snake and insect bite.
At present, various types of tourniquets are available for pre-hospital emergency treatment and clinical emergency treatment, and the most common are a clamping belt type, a cloth strip type and a spinning type. The application range and clinical characteristics of various tourniquets are different, and the tourniquet with elaborate design can reliably realize bleeding control, reduce the risk of shock and improve the survival rate.
However, the existing electric inflating devices of many inflatable tourniquets are fixedly connected with the tourniquet, the electric inflating devices are large in size, and manual inflation is slow and complex to operate; the electric needs a wall-type fixed power supply, the tourniquet is bound on the injured limb of the patient, the electric inflating device is carried along with the patient, the trouble of unchanged transportation is caused, and when the electric inflating device (such as an inflating air bag) is carelessly pulled or pressed, the pressure of the inflatable tourniquet can be changed, air leakage or insufficient pressure and the like are caused, the hemostasis of the patient is not facilitated, and even the bleeding is increased.
Disclosure of Invention
An object of the utility model is to provide a degree of automation height, portable, can a key aerify, can monitor pressure, aerify host computer can with tourniquet high-speed joint's tourniquet, solve above technical problem.
The utility model provides a technical problem can adopt following technical scheme to realize:
a portable tourniquet capable of monitoring pressure and automatically inflating comprises a tourniquet body and an electric inflation device, wherein the tourniquet body is detachably connected with the inflation device;
the tourniquet body comprises a bridle, and an air bag is arranged in the bridle;
an inflation connector is fixed at an inflation port on the air bag, and the electric inflation device is connected with the inflation connector through an inflation head;
a pressure detection device is arranged in the air bag; the pressure detection device is connected with the electric inflating device through a single chip microcomputer;
and when the detection pressure value of the pressure detection device is smaller than the pressure threshold value, the single chip microcomputer controls the electric inflating device to start.
Preferably, a battery is fixed on the outer side of the belt and is connected with the pressure detection device.
Preferably, a manual pressure adjusting button is arranged on the electric inflating device and used for controlling the inflating state and the inflating time of the electric inflating device.
Preferably, the pressure detection device is including being fixed in a pressure sensor of gasbag inflation mouth department, a pressure display screen is connected to pressure sensor, the pressure display screen set up in the outside of band, the pressure display screen shows the pressure value that pressure sensor detected.
Preferably, the inflating connector comprises an air inlet pipe fixed at the inflating opening of the air bag, an air inlet hole is formed in the second end of the interior of the air inlet pipe, and a one-way air inlet device is arranged in the air inlet hole.
Preferably, the one-way air inlet device comprises a ring seat fixed at the first end of the air inlet pipe, one end of the ring seat is fixedly connected with a spring, the spring is connected with a hole plugging ball, and the hole plugging ball plugs the air inlet of the air inlet hole.
Preferably, the quick connector is arranged at one end of the inflation head, and one end of the air inlet pipe is detachably inserted into the quick connector.
Preferably, a pneumatic thimble is arranged in the inflation head, and the pneumatic thimble jacks the one-way air inlet device to open the air inlet hole when the electric inflation device inflates air.
Preferably, the strap is connected to a receiving bag, and the electric inflator is placed in the receiving bag.
Preferably, when the pressure value detected by the pressure detection device is greater than or equal to the pressure threshold value, the single chip microcomputer controls the electric inflator to stop.
Has the advantages that: the utility model has the advantages that the inflatable bag is arranged in the tourniquet to facilitate inflation and folding, so that medical personnel can wind the tourniquet on the injured part of the injured person conveniently, the electric inflating device and the tourniquet body can be quickly disassembled and connected, and the electric inflating device can be disassembled from the tourniquet after the inflation is finished, so that the tourniquet can be repeatedly used; the pressure detection and monitoring device is arranged, so that the pressure of the tourniquet can be conveniently monitored, automatic air supplement can be carried out according to the monitored pressure value, and the tourniquet is prevented from pressure reduction and bleeding caused by air leakage; the proper tourniquet pressure can be selected according to the specific condition of the injury, and complications and pain can be reduced.
Drawings
FIG. 1 is a schematic end sectional view of the inflatable tourniquet of the present invention;
FIG. 2 is a schematic sectional view of the gas-filled connector of the present invention;
fig. 3 is a schematic top view of the tourniquet of the present invention.
In the figure: 1-tourniquet body; 10-a belt; 11-a containment bag;
2-an electric inflator; 20-an inflation head; 21-a pneumatic thimble; 22-foam balls;
3-air bag;
4-a pressure detection device; 40-a pressure sensor; 41-pressure display screen;
5-inflation connectors; 50-an air inlet pipe; 51-an air inlet hole;
6-one-way air inlet device; 60-a circular ring seat; 61-a spring; 62-plugging ball;
7-a single chip microcomputer; 8-battery.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
As shown in fig. 1, the utility model provides a portable tourniquet capable of monitoring pressure and automatically inflating, which comprises
The tourniquet comprises a tourniquet body 1 and an electric inflating device 2, wherein the tourniquet body 1 and the electric inflating device 2 are detachably connected;
the tourniquet body 1 comprises a bridle 10, and an air bag 3 is arranged in the bridle 10;
a pressure detection device 4 is arranged in the air bag 3;
the pressure detection device 4 is connected with the electric inflating device 2 through a singlechip 7;
the required pressure threshold value is preset in the single chip microcomputer through the programming mode, when the detection pressure value of the pressure detection device 4 is smaller than the pressure threshold value, when the tourniquet is used, the single chip microcomputer can automatically receive the detection pressure value, the detection pressure value is compared with the pressure threshold value, if the detection pressure value is smaller than the pressure threshold value, the single chip microcomputer 7 controls the electric inflating device 2 to start, the air bag in the tourniquet is inflated, the tourniquet keeps enough pressure on the wounded part, and bleeding is avoided. When the detected pressure value is greater than or equal to the pressure threshold value, the single chip microcomputer controls the electric inflating device to stop charging, and overlarge pressure of the tourniquet is avoided.
The air bag 3 is provided with an inflation connecting piece 5, and the electric inflation device 2 is connected with the inflation connecting piece 5 through an inflation head 20.
The utility model has the advantages that:
the utility model has the advantages that the inflatable bag is arranged in the tourniquet to facilitate inflation and folding, so that medical personnel can wind the tourniquet on the injured part of the injured person conveniently, the electric inflating device and the tourniquet body can be quickly disassembled and connected, and the electric inflating device can be disassembled from the tourniquet after the inflation is finished, so that the tourniquet can be repeatedly used; the pressure detection and monitoring device is arranged, so that the pressure of the tourniquet can be conveniently monitored, air can be automatically supplied, and the phenomenon that the pressure is reduced to aggravate bleeding due to air leakage is avoided; can also be manually adjusted to proper tourniquet pressure according to the specific condition of the injury, and reduce complications and pain.
As a preferred embodiment of the present invention, the electric inflator 2 is an electric inflator, and the electric inflator 2 is provided with a manual pressure adjusting button for controlling the electric inflator to be turned on or off. The one-hand one-key inflation is convenient, the air bag is more convenient to inflate, and the operation time is saved. A plurality of pressure gears are arranged on the manual pressure adjusting button, and the larger the selected air pressure gear is, the larger the inflating amount of the air bag by the inflating device is or the longer the inflating time is. The inflation quantity of the electric inflation device can be adjusted at any time by pressing the manual pressure adjusting button according to the pressure requirement of the tourniquet.
As a preferred embodiment of the present invention, a battery 8 is fixed outside the band for supplying power to electrical components such as an electric inflator, a single chip, and a pressure detecting device. The battery can be a micro lithium battery which can be charged repeatedly, is small and exquisite and does not occupy the volume.
As a preferred embodiment of the present invention, the pressure detecting device 4 includes the pressure sensor 40 fixed at the inflation port of the airbag 3, the pressure sensor 40 is connected to the pressure display screen 41, the pressure display screen 41 is fixed at the outer side of the belt, so that the observation is facilitated, and the pressure display screen 41 displays the pressure value detected by the pressure sensor 40. The pressure sensor can detect the gas pressure inside the air bag, and the pressure value is displayed on the pressure display screen 41 through the conversion chip in the pressure display screen.
As shown in fig. 1 and 2, as a preferred embodiment of the present invention, the inflation connector 5 includes an air inlet tube 50 fixed at the inflation port of the airbag 3, an air inlet hole 51 is provided at the second end inside the air inlet tube 50, and a one-way air inlet device 6 is provided in the air inlet hole 51.
As a preferred embodiment of the utility model, the inflatable connector 5 and the inflatable head 20 can be disassembled and connected, one end of the inflatable head 20 is provided with a quick connector, and one end of the air inlet pipe 50 is inserted into the quick connector. In order to ensure that the connection is automatically fixed, an elastic buckle mechanism is arranged at the inserting end of the quick connector and the air inlet pipe 50, namely a groove is arranged at the outer side of the inserting end of the air inlet pipe, an elastic lug is arranged in a slot of the quick connector, when the inserting end of the air inlet pipe is inserted into the quick connector, the elastic lug is elastically deformed and then clamped into the groove, so that the stable connection between the inflation head and the air inlet pipe is completed, and the inflation head and the air inlet pipe cannot be automatically disconnected during inflation.
Additionally, the inflation head and the inflation connecting piece can also be connected by threads, so that the connection is reliable and the disassembly is convenient.
As a preferred embodiment of the present invention, the one-way air inlet device 6 comprises a ring seat 60 fixed to the first end of the air inlet pipe 51, the ring seat 60 is connected to a spring 61, the spring 61 is connected to a hole plugging ball 62, and the hole plugging ball 62 is plugged at the air inlet of the air inlet hole 51. The action of the spring 61 in the non-inflated state; the force causes the hole-blocking ball 62 to block the air intake hole 51, maintaining the sealed state of the airbag 3.
Preferably, the one-way air inlet device is arranged so that the electric inflator does not absorb air inside the airbag 3 in an air suction state; after the inflation head and the inflation connector are separated, the air bag can be automatically sealed. When the air bag is inflated, the hole plugging ball 62 is displaced to open the air inlet under the action of the air pressure, the spring 61 is compressed, and the air enters the air bag 3 for inflation.
As a preferred embodiment of the present invention, a pneumatic thimble 21 is disposed in the inflation head 20, a foam ball 22 is connected to the bottom end of the pneumatic thimble 21, a pinhole allowing the pneumatic thimble 21 to slide is disposed inside the inflation head 20, when inflating, the foam ball 22 is displaced to the gas outlet of the inflation head 20 under the action of gas pressure, so that the pinhole is worn out from the top end of the pneumatic thimble 21, and the hole plugging ball 62 is pushed up, so that the hole plugging ball 62 is displaced, thereby the air inlet of the air inlet 51 is opened, and the inflation is facilitated.
The utility model discloses a theory of operation does:
after the tourniquet body 1 is wound on the wound of the patient, the inflation head 20 is screwed into the threaded hole of the air inlet pipe 50. Then the electric inflating device 2 is started, the air enters the air bags from the inflating head and the inflating connecting piece (the air pressure pushes the hole plugging ball 62 open to open the air inlet) in sequence, and then the air is evenly distributed and transmitted into each air bag through the communicating pipe 30, so that the tourniquet is raised. The pressure of the air bag can be observed by observing the pressure value on the pressure display screen 41, so that the proper inflation time and inflation quantity are selected, and the proper pressure of the tourniquet on the affected part is maintained.
After the tourniquet is inflated, the inflation head 20 is screwed out of the screw hole of the air inlet pipe, and the electric inflation device is placed at an easy-to-operate position, so that the tourniquet can be inflated at any time. After the inflation head 20 is separated from the inflation connector, the elastic restoring force of the inflation head 61 enables the hole blocking ball 62 to block the air inlet again, air leakage is avoided, the sealing state of the air bag and the inner part of the tourniquet is kept, and after the electric inflation device is disassembled, the air bag is automatically sealed, so that the time is saved.
If the pressure of the air bag is monitored at any time and the air bag is automatically inflated, the electric inflating device is not detached, and the connection between the air bag and the electric inflating device is kept. When the pressure detection device detects the air pressure of the air bag, if the air pressure of the air bag is insufficient, the single chip microcomputer controls the electric inflating device to start, the air bag is inflated in time, and the bleeding phenomenon of the wounded part caused by insufficient pressure of the tourniquet is avoided.
The single chip microcomputer is electrically connected with the electric inflating device through a wire, and the middle part of the wire between the single chip microcomputer and the electric inflating device can be provided with a plug connector, so that the wire can be conveniently connected and detached, and the physical separation and the electric separation of the electric inflating device and the physical connection and the electric connection of the electric inflating device and the tourniquet are facilitated.
As shown in fig. 1 and 3, the harness 10 is connected to a receiving bag 11, the electric inflator 2 is placed in the receiving bag 11, and the receiving bag 11 has a shape corresponding to the shape of the electric inflator 2. In the present invention, the electric inflator is a cylinder or a rectangular body. The receiving pocket 11 is provided with button holes for allowing respective buttons of the electric inflator 2 to protrude for easy manipulation.
Preferably, when the tourniquet is not completely inflated, the electric inflating device 2 is placed in the accommodating bag, so that hands do not need to be left for fixing the electric inflating device 2, and the tourniquet is convenient to inflate. The side portion of the storage bag 11 is provided with a strap which can be tied to the arm or other injured portion of the patient, so that the electric inflator 2 can be well fixed without removing the electric inflator 2, and shaking of the inflator is prevented.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (10)
1. A portable tourniquet capable of monitoring pressure and automatically inflating is characterized by comprising a tourniquet body and an electric inflating device, wherein the tourniquet body is detachably connected with the inflating device;
the tourniquet body comprises a bridle, and an air bag is arranged in the bridle;
an inflation connector is fixed at an inflation port on the air bag, and the electric inflation device is connected with the inflation connector through an inflation head;
a pressure detection device is arranged in the air bag; the pressure detection device is connected with the electric inflating device through a single chip microcomputer;
and when the detection pressure value of the pressure detection device is smaller than the pressure threshold value, the single chip microcomputer controls the electric inflating device to start.
2. A portable pressure-monitoring and self-inflating tourniquet according to claim 1, wherein a battery is attached to the outside of the band, said battery being connected to the pressure-sensing device.
3. A portable pressure-monitored self-inflating tourniquet according to claim 1, wherein the powered inflatable device is provided with a manual pressure adjustment button for controlling the inflation status and inflation time of the powered inflatable device.
4. The portable tourniquet capable of monitoring pressure and automatically inflating according to claim 1, wherein the pressure detection device comprises a pressure sensor fixed at the inflation port of the balloon, the pressure sensor is connected to a pressure display screen, the pressure display screen is disposed at the outer side of the band, and the pressure display screen displays the pressure value detected by the pressure sensor.
5. The portable tourniquet capable of monitoring pressure and automatically inflating according to claim 1, wherein the inflation connector comprises an air inlet tube fixed at the inflation port of the air bag, the air inlet tube is provided with an air inlet hole at the second end inside, and a one-way air inlet device is arranged in the air inlet hole.
6. The portable tourniquet capable of monitoring pressure and automatically inflating according to claim 5, wherein the one-way air inlet device comprises a ring seat fixed on the first end of the air inlet tube, one end of the ring seat is fixedly connected with a spring, the spring is connected with a hole plugging ball, and the hole plugging ball plugs the air inlet of the air inlet hole.
7. The portable tourniquet capable of monitoring pressure and automatically inflating according to claim 5, wherein the inflation head has a quick connector at one end, and one end of the air inlet tube is detachably inserted into the quick connector.
8. The portable tourniquet of claim 5 which is capable of monitoring pressure and automatically inflating, wherein a pneumatic ejector pin is disposed in the inflation head, and the pneumatic ejector pin ejects the one-way air inlet device to open the air inlet hole when the electric inflator device inflates.
9. A portable, pressure-monitored, and self-inflating tourniquet according to claim 1, wherein the band is connected to a bag and the powered inflation device is placed within the bag.
10. The portable tourniquet capable of monitoring pressure and automatically inflating according to claim 1, wherein the single chip controls the electric inflator to stop when the pressure value detected by the pressure detection device is greater than or equal to the pressure threshold value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021019670.5U CN212755793U (en) | 2020-06-05 | 2020-06-05 | Portable tourniquet capable of monitoring pressure and automatically inflating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021019670.5U CN212755793U (en) | 2020-06-05 | 2020-06-05 | Portable tourniquet capable of monitoring pressure and automatically inflating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212755793U true CN212755793U (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021019670.5U Active CN212755793U (en) | 2020-06-05 | 2020-06-05 | Portable tourniquet capable of monitoring pressure and automatically inflating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212755793U (en) |
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2020
- 2020-06-05 CN CN202021019670.5U patent/CN212755793U/en active Active
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