CN112603439B - Hemostatic device of cold compress - Google Patents

Hemostatic device of cold compress Download PDF

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Publication number
CN112603439B
CN112603439B CN202011444709.2A CN202011444709A CN112603439B CN 112603439 B CN112603439 B CN 112603439B CN 202011444709 A CN202011444709 A CN 202011444709A CN 112603439 B CN112603439 B CN 112603439B
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Prior art keywords
storage device
cavity
reaction
shell
hemostasis
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CN112603439A (en
Inventor
许波
张广清
莫晓琼
赖晶
罗小琴
乔惠
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Southern Hospital Southern Medical University
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Southern Hospital Southern Medical University
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A61F2007/0001—Body part
    • A61F2007/0029—Arm or parts thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A61F7/02—Compresses or poultices for effecting heating or cooling
    • A61F2007/0292—Compresses or poultices for effecting heating or cooling using latent heat produced or absorbed during phase change of materials, e.g. of super-cooled solutions

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Reproductive Health (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgical Instruments (AREA)

Abstract

The invention discloses a cold compress hemostasis device, which comprises a hemostasis component and a fixing belt, wherein the hemostasis component comprises a shell, a storage device and at least one puncture part, the storage device is arranged in the shell in a vertically movable mode, a reaction cavity is formed between the bottom of the storage device and the bottom of the shell, solid substances for participating in refrigeration reaction are stored in the reaction cavity, a cache cavity is arranged at the upper part of the storage device, absorbing substances are stored in the cache cavity, the reaction cavity is communicated with the cache cavity through an airflow channel, at least one storage grid is arranged in the storage device, the storage grid is filled with a first solution for participating in refrigeration reaction, and the puncture part is arranged at the bottom of the shell. The fixing band fixes the hemostasis subassembly at patient's hemorrhage position, presses the hemostasis subassembly, and the storage check is punctured to the portion of puncturing, and solution one and solid-state material produce the refrigeration reaction, stanch fast, avoid producing the extravasated blood, and the gas that the reaction produced gets into the buffer chamber and absorbs. The invention can be widely applied to the technical field of medical instruments.

Description

Hemostatic device for cold compress
Technical Field
The invention relates to the technical field of medical instruments, in particular to a cold compress hemostasis device.
Background
In clinical work, a blood sample of a patient is collected through venipuncture or medicines are infused into the body of the patient through venipuncture for the purpose of treating diseases, and therefore, venipuncture is one of the most common operations in clinical work. After venipuncture is finished, the puncture part needs to be pressed for hemostasis, a common method is that a patient presses the puncture part by a cotton swab, and the patient often bleeds again or subcutaneous extravasated blood at the puncture part because the pressing method is incorrect or the pressing time is insufficient, so that the hemostasis effect is poor; particularly, when the nurse needs to puncture again after the first venipuncture fails, the patient needs to press to stop bleeding and to puncture again at another place. If the patient is without assistance from other people, the patient has no way to press; even when other persons assist in compression hemostasis, the risk of infection of the compression person, particularly through blood-borne diseases, is increased.
Disclosure of Invention
In order to solve at least one of the above technical problems and obtain a better hemostatic effect, the invention provides a device for cold compress hemostasis, which adopts the following technical scheme:
the device for cold compress hemostasis comprises a hemostasis component and a fixing band, wherein the fixing band is provided with a fixing part for placing the hemostasis component, the fixing part is provided with a through hole for installing the hemostasis component, the hemostasis component comprises a shell, a storage device and at least one puncture part, the storage device can be installed in the shell in a vertically movable mode, a reaction cavity is formed between the bottom of the storage device and the bottom of the shell, solid substances for participating in refrigeration reaction are stored in the reaction cavity, at least one storage grid is arranged in the storage device, the storage grid is provided with a first solution for participating in refrigeration reaction, the puncture part is arranged at the bottom of the shell and is used for puncturing the bottom of the storage grid, a buffer cavity is arranged at the upper part of the storage device and stores absorbing substances, the reaction cavity is communicated with the buffer cavity through a gas flow channel.
In some embodiments of the present invention, a pressing plate is disposed at the bottom of the through hole of the fixing portion, and the pressing plate is movably connected to the fixing portion.
In some embodiments of the invention, a soft pad is provided on the underside of the pressing plate.
In some embodiments of the present invention, a water absorption layer is disposed in the buffer cavity, and the water absorption layer is disposed at a port of the airflow channel and includes sponge or cotton.
In some embodiments of the present invention, a non-woven fabric or a partition plate with holes is disposed in the air flow channel, or a non-woven fabric or a partition plate with holes is disposed at an upper end port of the air flow channel.
In some embodiments of the present invention, the outer wall of the storage device is connected to the inner wall of the housing through an inner connecting portion, and the inner connecting portion is a soft film to close a gap between the outer wall of the storage device and the inner wall of the housing.
In some embodiments of the present invention, a first check valve is disposed on a sidewall of the buffer chamber, and the reaction chamber is communicated to the buffer chamber through the first check valve.
In some embodiments of the present invention, an outer wall of the storage device is connected to an outer side of the top of the housing through an outer connection portion, the outer connection portion is a soft film, an overflow cavity is formed between the inner connection portion and the outer connection portion, a second check valve is disposed on a side wall of the buffer cavity, and the buffer cavity is communicated to the overflow cavity through the second check valve.
In certain embodiments of the invention, the side walls and bottom wall of the housing are provided with an interlayer for storing a soluble sulfate solution.
In some embodiments of the present invention, the outer side of the storage device and the inner wall of the housing are mounted by a fastening structure.
The embodiment of the invention has at least the following beneficial effects: the fixing band fixes the hemostasis component at the bleeding position of a patient, the hemostasis component is pressed, the puncture part punctures the storage grid, the solution I in the storage grid and the solid substance in the reaction cavity generate refrigeration reaction, cold compress hemostasis and rapid hemostasis are realized, extravasated blood is avoided, and ammonia gas generated by reaction enters the buffer cavity to be absorbed. The invention can be widely applied to the technical field of medical instruments.
Drawings
FIG. 1 is a schematic structural view of the apparatus;
fig. 2 is a top view of the structure of fig. 1.
Reference numerals: 101. a housing; 102. a storage cell; 103. a puncture section; 104. a cache cavity; 105. a reaction chamber; 106. an air flow channel; 107. a water-absorbing layer; 108. an inner connection portion; 109. an outer connecting portion; 110. a first check valve; 111. a second one-way valve; 112. an interlayer; 201. fixing belts; 202. a fixed part; 203. and pressing the plate.
Detailed Description
The present invention will be further described with reference to fig. 1 to 2.
The invention relates to a cold compress hemostasis device, which comprises a hemostasis component and a fixing band 201, wherein the fixing band 201 is provided with a fixing part 202 for placing the hemostasis component, the fixing part 202 is made of hard plastics, the fixing part 202 is provided with a through hole for installing the hemostasis component, the hemostasis component is attached to a bleeding position, hemostasis is rapidly performed through refrigeration while hemostasis is performed through compression, after the hemostasis component is fixed by the fixing band 201, the cold compress hemostasis device is convenient to operate with one hand, assistance of other people is not needed, the chance of a nursing worker contacting blood of a patient is reduced, and the risk of nosocomial infection is reduced.
The hemostatic assembly comprises a housing 101, a storage device arranged as a cylindrical structure, the housing 101 arranged as a rigid plastic shell, and at least one puncture part 103, the storage device being mounted in the housing 101 in a movable manner up and down. A reaction chamber 105 is formed between the bottom of the storage device and the bottom of the housing 101, a solid substance for participating in a refrigeration reaction is stored in the reaction chamber 105, at least one storage grid 102 is arranged in the storage device, a first solution for participating in the refrigeration reaction is stored in the storage grid 102, specifically, the solid substance is one of ammonium chloride powder, ammonium nitrate powder, barium hydroxide powder and ammonium bicarbonate powder, the first solution is one of water, barium hydroxide solution, ammonium chloride solution, ammonium nitrate solution, ammonium acetate solution, acetic acid and hydrochloric acid, and the following description is given by taking the solid substance as the ammonium chloride powder and the first solution as the barium hydroxide solution.
The puncturing part 103 is arranged at the bottom of the housing 101, the puncturing part 103 is positioned below the storage grid 102, the puncturing part 103 is used for puncturing the bottom of the storage grid 102, specifically, the number of the storage grids 102 is two, and correspondingly, the number of the puncturing parts 103 is two. During the use, the hemostasis subassembly pastes at the position of bleeding, is equipped with the barium hydroxide solution in the storage check 102, is equipped with the ammonium chloride powder in the reaction chamber 105, presses storage device, and puncture portion 103 punctures the bottom of storage check 102, and the barium hydroxide solution gets into reaction chamber 105 and produces endothermic chemical reaction with the ammonium chloride powder, reduces the temperature in reaction chamber 105 fast, reduces the temperature that the patient bleeds the position, plays the effect of cold compress to alleviate patient's painful sense, stanch fast.
Wherein, storage device's upper portion is provided with buffer memory chamber 104, and reaction chamber 105 passes through airflow channel 106 and buffer memory chamber 104 intercommunication, and buffer memory chamber 104 stores the absorbate, and the absorbate is used for absorbing the gas that the reaction produced, and the absorbate sets up to anhydrous calcium chloride powder and/or sodium hydroxide powder, and anhydrous calcium chloride is used for absorbing the ammonia, and sodium hydroxide is used for absorbing carbon dioxide. In particular, for absorbing gases generated in the reaction chamber 105. The gas generated in the reaction chamber 105 enters the buffer chamber 104 through the gas flow channel 106, and in some examples, the region between the two storage cells 102 forms the gas flow channel 106. In the use, buffer memory chamber 104 is provided with the absorbent, and anhydrous calcium chloride takes place the complex reaction with the ammonia, generates solid-state complex, prevents to have amazing ammonia to leak, reduces the atmospheric pressure in the reaction chamber 105 simultaneously, avoids atmospheric pressure too big to lead to storage device to break. In some examples, cotton for mixing with the absorbent is disposed in the buffer chamber 104, or the absorbent is layered by cotton cloth in the buffer chamber 104, in order to prevent powder agglomeration, increase the contact area of chemical reaction, and improve absorption efficiency.
In some embodiments of the present invention, a water-absorbing layer 107 is disposed in the buffer cavity 104, the water-absorbing layer 107 is disposed at the port of the airflow channel 106, the water-absorbing layer 107 includes sponge or cotton for absorbing water generated in the reaction cavity 105, and the water-absorbing layer 107 can also reduce bubbles generated in the reaction cavity 105 from entering the buffer cavity 104. Further, the surface of the water-absorbing layer 107 is provided with a non-woven fabric to separate the absorbing material from the water-absorbing layer 107, prevent the absorbing material from being wetted, and keep the buffer chamber 104 dry.
In some embodiments of the present invention, a non-woven fabric or a perforated partition is disposed in the gas flow channel 106, or a non-woven fabric or a perforated partition is disposed at an upper end port of the gas flow channel 106, and specifically, the partition is a plastic plate. The bubbles generated in the reaction chamber 105 are punctured by the non-woven fabric or the perforated partition plate to prevent the bubbles from entering the buffer chamber 104 and blocking the airflow channel 106.
In some embodiments of the present invention, the outer wall of the storage device is connected to the inner wall of the casing 101 through the inner connection portion 108, and the inner connection portion 108 is a soft film to close the gap between the outer wall of the storage device and the inner wall of the casing 101, so as to prevent the chemical substance in the reaction chamber 105 from flowing to the external environment. Further, the side wall of the buffer cavity 104 is provided with a first check valve 110, the reaction cavity 105 is communicated to the buffer cavity 104 through the first check valve 110, and gas generated in the reaction cavity 105 can also enter the buffer cavity 104 through the first check valve 110.
In some embodiments of the present invention, the outer wall of the storage device is connected to the outside of the top of the casing 101 through an outer connecting portion 109, the outer connecting portion 109 is a soft film, an overflow cavity is formed between the inner connecting portion 108 and the outer connecting portion 109, a second check valve 111 is disposed on the side wall of the buffer cavity 104, and the buffer cavity 104 is communicated to the overflow cavity through the second check valve 111. When the excessive ammonia gas cannot be completely absorbed by the anhydrous calcium chloride in the buffer cavity 104, the ammonia gas enters the overflow cavity through the second check valve 111, so that the pressure of the buffer cavity 104 is reduced.
In some embodiments of the invention, the side walls and bottom wall of the housing 101 are provided with an interlayer 112 for storing a soluble sulfate solution. Specifically, the soluble sulfate solution is a saturated solution, such as a sodium sulfate solution, a potassium sulfate solution, a magnesium sulfate solution. During the refrigeration reaction of the reaction cavity 105, the soluble sulfate solution can play a role in buffering the temperature, so that the temperature is prevented from dropping too fast due to the refrigeration reaction, and the skin of a patient is prevented from being frostbitten. In addition, the cooled soluble sulfate solution can continuously maintain the low-temperature environment of the bleeding position, and the cold compress time is prolonged. In addition, because both barium hydroxide and barium chloride are toxic, if the hemostatic assembly is ruptured outside of the hemostatic assembly, the soluble sulfate solution can also react with the barium hydroxide or barium chloride to form non-toxic barium sulfate.
In some embodiments of the present invention, the top and side walls of the storage device are made of rigid plastic, and the bottom of the storage compartment 102 is sealed with rubber or plastic film to facilitate puncturing by the puncturing portion 103.
In some embodiments of the present invention, the top of the puncturing part 103 is provided with a sharp part, and further, the puncturing part 103 is provided with a tapered structure. In some examples, the upper portion of the puncturing part 103 is provided with a plurality of holes, and the solution in the storage compartment 102 flows into the reaction chamber 105 from the holes and the puncturing points.
In some embodiments of the present invention, the outer side of the storage device and the inner wall of the housing 101 are fixed by a fastening structure. Specifically, shell 101 inner wall is provided with the barb, and storage device's outer wall is equipped with the barb, and the barb is triangle-shaped. When hemostasis subassembly did not use, storage device passes through the configuration installation setting of barb in the top of puncture portion 103, presses the back, can prevent storage device rebound through the configuration installation of barb, and the chemical substance lasts the reaction in the fixed storage device's the position, the assurance is stored check 102 and the reaction chamber 105.
In some embodiments of the invention, the hemostatic assembly is mounted to the retainer portion 202 by a threaded connection. Specifically, the inner wall of the through hole of the fixing part 202 is provided with an internal thread, the outer wall of the housing 101 is provided with an external thread, and the hemostatic assembly ascends and descends in the fixing part 202 through the thread. Because can dismantle between the helicitic texture, the convenient change of hemostasis subassembly can realize carrying out long time or many times cold compress to the patient, and application scope is wide, simple and convenient easy to operate.
In some embodiments of the present invention, the bottom of the through hole of the fixing portion 202 is provided with a pressing plate 203, the hemostatic assembly is located above the pressing plate 203, and the pressing plate 203 is a hard material feeding plate or a metal plate with good thermal conductivity. The pressing plate 203 is movably connected with the fixing portion 202, and specifically, the edge of the pressing plate 203 is elastically connected with the fixing portion 202 through a rubber film. During the use, hemostasis subassembly moves down, and hemostasis subassembly contact is pressed board 203 and will be pressed board 203 and push down, presses board 203 laminating in the position of bleeding to reach and press hemostatic effect, the accessible is adjusted the degree of depth that hemostasis subassembly moved down and is adjusted the pressure size to the position of bleeding.
In some embodiments of the present invention, the underside of compression plate 203 is provided with a cushion for increasing the comfort of the patient during compression. Specifically, the soft pad adopts sponge, gel or cotton cloth.
In some embodiments of the present invention, the fixing tape 201 is provided as an adhesive tape, and the fixing tape 201 is used for fixing the hemostatic assembly at the bleeding position. In some examples, the fixing band 201 may be designed to be fixed by a hook and loop fastener for stopping bleeding at the arm part.
While the embodiments of the present invention have been described in detail with reference to the drawings, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. A device for cold compress hemostasis, comprising: comprises that
The hemostasis assembly comprises a shell (101), a storage device and at least one puncture part (103), wherein the storage device is mounted in the shell (101) in a vertically movable mode, a reaction cavity (105) is formed between the bottom of the storage device and the bottom of the shell (101), the reaction cavity (105) stores solid substances for participating in a refrigeration reaction, at least one storage grid (102) is arranged in the storage device, the storage grid (102) is filled with a first solution for participating in the refrigeration reaction, the puncture part (103) is arranged at the bottom of the shell (101), and the puncture part (103) is used for puncturing the bottom of the storage grid (102);
the fixing band (201), the fixing band (201) is provided with a fixing part (202) for placing the hemostatic assembly, and the fixing part (202) is provided with a through hole for installing the hemostatic assembly;
the upper part of the storage device is provided with a buffer cavity (104), the buffer cavity (104) stores an absorbing substance, the absorbing substance is used for absorbing gas generated by reaction, and the reaction cavity (105) is communicated with the buffer cavity (104) through an airflow channel (106); the outer wall of the storage device is connected with the inner wall of the shell (101) through an inner connecting part (108) so as to close a gap between the outer wall of the storage device and the inner wall of the shell (101), the outer wall of the storage device is connected with the outer side of the top of the shell (101) through an outer connecting part (109), and an overflow cavity is formed between the inner connecting part (108) and the outer connecting part (109); be provided with in buffer memory chamber (104) be used for with the cotton that absorbent mixes or through the cotton will in buffer memory chamber (104) absorbent layering sets up.
2. A cold compress hemostatic device according to claim 1, wherein: the bottom of the through hole of the fixing part (202) is provided with a pressing plate (203), and the pressing plate (203) is movably connected with the fixing part (202).
3. A cold compress hemostatic device according to claim 2, wherein: the lower side of the pressing plate (203) is provided with a soft cushion.
4. A cold compress hemostatic device according to claim 1, wherein: a water absorption layer (107) is arranged in the buffer cavity (104), the water absorption layer (107) is arranged at the port of the airflow channel (106), and the water absorption layer (107) comprises sponge or cotton.
5. A device for cold compress hemostasis according to claim 4, wherein: be provided with non-woven fabrics or foraminiferous baffle in airflow channel (106), perhaps airflow channel's (106) upper end port department is provided with non-woven fabrics or foraminiferous baffle.
6. A cold compress hemostatic device according to claim 1, wherein: the inner connecting part (108) is provided as a soft film.
7. A device for cold compress hemostasis as claimed in claim 6, wherein: the side wall of the buffer cavity (104) is provided with a first one-way valve (110), and the reaction cavity (105) is communicated to the buffer cavity (104) through the first one-way valve (110).
8. A device for cold compress hemostasis according to claim 6 or 7, characterized in that: the outer connecting portion (109) is a soft film, a second one-way valve (111) is arranged on the side wall of the buffer cavity (104), and the buffer cavity (104) is communicated to the overflow cavity through the second one-way valve (111).
9. A cold compress hemostatic device according to claim 1, wherein: the side walls and the bottom wall of the housing (101) are provided with an interlayer (112) for storing a soluble sulphate solution.
10. A cold compress hemostatic device according to claim 1, wherein: the outer side of the storage device and the inner wall of the shell (101) are installed through a clamping structure.
CN202011444709.2A 2020-12-11 2020-12-11 Hemostatic device of cold compress Active CN112603439B (en)

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CN112603439B true CN112603439B (en) 2022-08-09

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CN114451945A (en) * 2022-02-25 2022-05-10 河南郑大心医助医学工程有限公司 Wound clamping device for abdominal operation

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CN204407436U (en) * 2015-02-16 2015-06-17 万向A一二三系统有限公司 A kind of lithium ion battery being provided with anti-flatulence automatic liquid supply device
CN106955189A (en) * 2017-03-31 2017-07-18 常淑芳 A kind of cold treatment bag and the cold treatment underpants for containing the cold treatment bag
CN208541359U (en) * 2017-07-10 2019-02-26 湖南金海医疗器械有限公司 A kind of pressing haemostatic device
CN109106418A (en) * 2018-08-30 2019-01-01 无锡市人民医院 Cardiological hemostasis compressorium
CN109222339B (en) * 2018-09-18 2021-06-04 陈钇帆 Inflatable button and inflation method thereof
CN209574791U (en) * 2018-11-29 2019-11-05 邓凤平 A kind of infusion paste with Self-pressurizing agri hemostatic function
CN215018249U (en) * 2020-12-11 2021-12-07 南方医科大学南方医院 A device for stanching

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