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CN-121987420-A - Quick-inflation automatic dissipation type air bag hemostatic patch

CN121987420ACN 121987420 ACN121987420 ACN 121987420ACN-121987420-A

Abstract

The invention relates to the technical field of medical supplies, in particular to a rapid-inflation automatic dissipation type air bag hemostatic patch which comprises an upper elastic non-woven fabric, wherein the upper elastic non-woven fabric is connected with the edge of a lower elastic non-woven fabric, an accommodating space is formed between the bottom of the upper elastic non-woven fabric and the edge of the lower elastic non-woven fabric, the surface of the lower elastic non-woven fabric is connected with the tail end of a silica gel isolation film, the bottom of the lower elastic non-woven fabric is connected with a sterilized cotton sheet, a reaction space is formed between the silica gel isolation film and the lower elastic non-woven fabric, and two groups of reaction components are arranged in the reaction space. According to the invention, the sodium bicarbonate and the citric acid are respectively placed in the chamber A and the chamber B, so that a large amount of carbon dioxide gas can be generated within a few seconds when the moisture in the second wrapping film contacts the sodium bicarbonate and the citric acid, the rapid inflation requirement within 1 minute is completely met, and the carbon dioxide generation amount can be regulated by accurately controlling the ratio of the sodium bicarbonate to the citric acid, so that the requirements of different hemostatic pressures are met.

Inventors

  • ZHU JINGJIN
  • Zhu Feixia
  • Tian Xinni

Assignees

  • 内蒙古医科大学附属医院(内蒙古自治区心血管研究所)

Dates

Publication Date
20260508
Application Date
20260407

Claims (10)

  1. 1. The rapid-inflation automatic dissipation type air bag hemostatic patch comprises an upper elastic non-woven fabric (1); The elastic non-woven fabric (1) of the upper layer is connected with the edge of the elastic non-woven fabric (2) of the lower layer, the bottom of the elastic non-woven fabric (1) of the upper layer and the edge of the elastic non-woven fabric (2) of the lower layer form a containing space, the surface of the elastic non-woven fabric (2) of the lower layer is connected with the tail end of the silica gel isolation film (3), and micropores are arranged on the surface of the silica gel isolation film (3); The bottom of the lower elastic non-woven fabric (2) is connected with a sterilizing cotton sheet (4); A reaction space is formed between the silica gel isolation film (3) and the lower elastic non-woven fabric (2), and two groups of reaction components are arranged in the reaction space; The two groups of reaction components are respectively a first wrapping film (5) and a second wrapping film (9); moisture is wrapped in the second wrapping film (9); the gas generated in the reaction space can be gradually and outwards conveyed through the silica gel isolating film (3), so that the pressure applied by the sterilized cotton piece (4) to the wound is automatically and gradually reduced along with hemostasis healing.
  2. 2. The rapid-inflation automatic dissipation type air bag hemostatic patch of claim 1, wherein a diaphragm (6) is connected to the middle area in the first wrapping film (5), and the diaphragm (6) divides the space in the first wrapping film (5) into an A chamber (7) and a B chamber (8).
  3. 3. The rapid-inflation automatic dissipation type air bag hemostatic patch according to claim 2, wherein sodium bicarbonate and citric acid are respectively placed in the A chamber (7) and the B chamber (8); the first wrapping film (5) is made of a water-soluble isolating film.
  4. 4. A rapid-inflation self-dissipating airbag hemostatic patch according to any one of claims 1 to 3, wherein the thickness of the silica gel barrier film (3) is 0.03 to 0.05mm.
  5. 5. A rapid-inflation automatic dissipation type air bag hemostatic patch according to any one of claims 1 to 3, wherein the upper end of the upper elastic nonwoven fabric (1) is connected with an extrusion air bag (10), and a splitting area (11) is arranged on the surface of the extrusion air bag (10).
  6. 6. The rapid-inflation automatic dissipation type air bag hemostatic patch of claim 5, wherein the bottom of the extrusion air bag (10) is communicated with a conveying pipe (12), the tail end of the conveying pipe (12) is connected with a telescopic area (13), the telescopic area (13) is connected with a first wrapping film (5), and a spike (17) is connected to the surface of one end, close to a second wrapping film (9), of the first wrapping film (5); The extrusion air bag (10) is used for driving the first wrapping film (5) to contact with the second wrapping film (9), so that the spike (17) punctures the second wrapping film (9) to avoid downward force application to the upper elastic non-woven fabric (1); The undissolved first wrapping film (5) blocks and seals one end of the telescopic area (13); The first wrapping film (5) dissolved in water enables one end of the telescopic area (13) to be communicated with the inside of the reaction space, and is used for judging the air pressure state inside the reaction space.
  7. 7. A rapid-inflation automatic dissipation type air bag hemostatic patch according to any one of claims 1 or 3, wherein the bottom area of the upper elastic non-woven fabric (1) is provided with release paper (14), and a covering structure (15) is connected to the edge of the release paper (14).
  8. 8. The rapid-inflation automatic dissipation type air bag hemostatic patch of claim 7, wherein the cover structure (15) comprises a shielding film (151), the shielding film (151) is connected with the release paper (14), and an easy-tearing line (16) is arranged at the joint of the shielding film (151) and the release paper (14).
  9. 9. The rapid-inflation automatic dissipation type air bag hemostatic patch of claim 8, wherein an adhesive layer (152) is arranged at the bottom of the shielding film (151), and a separation film (153) is connected to the bottom of the adhesive layer (152).
  10. 10. The rapid-inflation automatic dissipation type air bag hemostatic patch of claim 1, wherein the top of the upper elastic non-woven fabric (1) is connected with the isolation cover (18) through an adhesive layer (152), the adhesive layer (152) is connected to the bottom of the isolation cover (18), and the isolation cover (18) is used for wrapping the extrusion air bag (10); When the isolation cover (18) is separated from the upper elastic non-woven fabric (1), the isolation cover (18) can be connected with the skin of a human body through the adhesive layer (152), and part of the skin area is wrapped in the isolation cover (18).

Description

Quick-inflation automatic dissipation type air bag hemostatic patch Technical Field The invention relates to the technical field of medical supplies, in particular to a rapid-inflation automatic dissipation type air bag hemostatic patch. Background The patent with the bulletin number of CN222604817U discloses a pressurization hemostatic plaster, including pasting area and setting up the pressurizing mechanism on pasting area, the lower surface of pasting area is provided with hemostatic cushion, it is provided with the round layer of pasting all around in hemostatic cushion's the outside to paste the area, the lower surface of pasting the layer is provided with strippable release layer, pressurizing mechanism is including setting up first cavity, the second cavity of seting up in pasting the area inside, first cavity is in hemostatic cushion's top, the inside injection of second cavity has high-pressure air. The patent with the publication number of CN216167656U discloses an infusion patch capable of adjusting hemostatic pressurization pressure, which comprises a bonding belt, wherein one side of the bonding belt is provided with a sterile cotton block, the bonding belt on two sides of the sterile cotton block is provided with an adhesive layer, the outer sides of the adhesive layer and the sterile cotton block are provided with release paper, the infusion patch also comprises a tearing head, ventilation holes and a pressurization mechanism, the inside of the bonding belt is provided with the pressurization mechanism, and the pressurization mechanism comprises an inner cavity and internal threads. The hemostatic plaster in the prior art is used for extruding wounds through gas, a corresponding gas storage space is usually arranged in the hemostatic plaster, when the hemostatic plaster is used, the stored gas is conveyed to the pressurizing area, the pressurizing area applies pressure to the hemostatic pad, the hemostatic pad pressurizes and stops bleeding of the hemostatic area, the gas pressure in the pressurizing area is always kept constant, after the hemostatic plaster is extruded for a period of time, a user still needs to perform air leakage on the pressurizing area for a second time, when the gas is conveyed to the pressurizing area, a corresponding conveying pipeline is required to be arranged in the hemostatic plaster, and when the hemostatic plaster is used, the two ends of the hemostatic plaster are bent, and the conveying of the gas in the hemostatic plaster is easily influenced. Therefore, a rapid-inflation automatic-dissipation type air bag hemostatic patch is provided to solve the problems set forth in the above. Disclosure of Invention The invention provides a technical scheme that the device comprises an upper elastic non-woven fabric, wherein the upper elastic non-woven fabric is connected with the edge of a lower elastic non-woven fabric, an accommodating space is formed between the bottom of the upper elastic non-woven fabric and the edge of the lower elastic non-woven fabric, the surface of the lower elastic non-woven fabric is connected with the tail end of a silica gel isolation film, a disinfection cotton sheet is connected with the bottom of the lower elastic non-woven fabric, a reaction space is formed between the silica gel isolation film and the lower elastic non-woven fabric, two groups of reaction components are arranged in the reaction space, the two groups of reaction components are respectively a first wrapping film and a second wrapping film, moisture is wrapped in the second wrapping film, and gas generated in the reaction space can be dispersed and dissipated through the silica gel isolation film, so that the pressure applied by the disinfection cotton sheet to a wound can be automatically reduced along with hemostasis healing. In one possible implementation manner, a diaphragm is connected to the middle area in the first wrapping film, and the diaphragm divides the space in the first wrapping film into an A chamber and a B chamber. In a possible implementation manner, sodium bicarbonate and citric acid are respectively placed in the cavity A and the cavity B, and the first wrapping film is made of a water-soluble isolating film. In one possible implementation, the thickness of the silica gel isolation film is 0.03-0.05mm. In one possible implementation manner, the upper end of the upper elastic non-woven fabric is connected with an extrusion air bag, and a splitting area is arranged on the surface of the extrusion air bag. In one possible implementation, the bottom of the extrusion air bag is communicated with a conveying pipe, the tail end of the conveying pipe is connected with a telescopic area, the telescopic area is connected with a first wrapping film, and a spike is connected to one end surface of the first wrapping film, which is close to a second wrapping film. In one possible implementation manner, the bottom area of the upper elastic non-woven fabric is provid