CN120168042A - A radial artery compression hemostasis device - Google Patents

A radial artery compression hemostasis device Download PDF

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Publication number
CN120168042A
CN120168042A CN202510669161.8A CN202510669161A CN120168042A CN 120168042 A CN120168042 A CN 120168042A CN 202510669161 A CN202510669161 A CN 202510669161A CN 120168042 A CN120168042 A CN 120168042A
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China
Prior art keywords
power supply
pressing piece
radial artery
temperature
hemostasis device
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Granted
Application number
CN202510669161.8A
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Chinese (zh)
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CN120168042B (en
Inventor
陈锦超
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Zhejiang Cancer Hospital
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Zhejiang Cancer Hospital
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Priority to CN202510669161.8A priority Critical patent/CN120168042B/en
Publication of CN120168042A publication Critical patent/CN120168042A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B17/12Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
    • A61B17/132Tourniquets
    • A61B17/1322Tourniquets comprising a flexible encircling member
    • A61B17/1325Tourniquets comprising a flexible encircling member with means for applying local pressure
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F7/00Heating or cooling appliances for medical or therapeutic treatment of the human body
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B17/12Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
    • A61B2017/12004Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord for haemostasis, for prevention of bleeding
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F7/00Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A61F2007/0001Body part
    • A61F2007/0029Arm or parts thereof
    • A61F2007/0034Lower arm
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F7/00Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A61F2007/0095Heating or cooling appliances for medical or therapeutic treatment of the human body with a temperature indicator

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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

本申请涉及医用器械领域,具体公开了一桡动脉压迫止血装置,包括连接环,所述连接环用于将止血装置安装至需要止血的肢体上;按压器,所述按压器安装在连接环上并对穿刺部施加压力,所述按压器包括观察室、按压件、操作件,所述观察室位于按压件外围且呈透明,所述操作件控制按压件向穿刺部施加压力;半导体制冷板,提供热量或冷量给按压件以改变按压件的温度;电源,给半导体制冷板供电;温度传感器,与电源电连接并与按压件保持抵接关系以时时测得按压件的温度;控制器,根据温度传感器的反馈以及设定温度控制电源的开关;显示器,显示温度。本申请具有调整按压温度的效果。

The present application relates to the field of medical devices, and specifically discloses a radial artery compression hemostasis device, including a connecting ring, the connecting ring is used to install the hemostasis device on the limb that needs hemostasis; a presser, the presser is installed on the connecting ring and applies pressure to the puncture part, the presser includes an observation chamber, a pressing piece, and an operating piece, the observation chamber is located outside the pressing piece and is transparent, and the operating piece controls the pressing piece to apply pressure to the puncture part; a semiconductor refrigeration plate, providing heat or cold to the pressing piece to change the temperature of the pressing piece; a power supply, supplying power to the semiconductor refrigeration plate; a temperature sensor, electrically connected to the power supply and maintaining an abutting relationship with the pressing piece to measure the temperature of the pressing piece from time to time; a controller, controlling the switch of the power supply according to the feedback of the temperature sensor and the set temperature; and a display, displaying the temperature. The present application has the effect of adjusting the pressing temperature.

Description

Radial artery hemostasis by compression device
Technical Field
The application relates to the field of medical instruments, in particular to a radial artery compression hemostasis device.
Background
Compression hemostats are commonly used to temporarily stop bleeding after arterial puncture surgery. The radial artery is one of the most important arteries in the upper limb of a human body, originates from the inner side of the elbow, extends along the directions of the forearm and the wrist, is responsible for supplying blood to the arm and the hand, and if the condition of radial artery bleeding occurs, needs to rapidly take measures to stop bleeding, and can be directly pressed by using a compression hemostat to exert pressure for at least 5 minutes so as to promote coagulation.
Currently, related radial artery hemostasis devices, for example, patent with publication number CN106725704B, disclose a radial artery hemostasis by compression device, including compression band and fixed band, the compression band is hollow structure, be equipped with the compression gasbag in the hollow structure, the UNICOM has the intake pipe on the compression gasbag, intake pipe connection is in the compression band body and is being connected the inflation gasbag through the gas tube, the fixed band end has locking device, by setting up a plurality of pressing protruding on the terminal surface of fixed band and setting up the separation recess that corresponds on the terminal surface opposite to pressing protruding with the other terminal of fixed band, form a cavity between the inner wall and the outer wall of intake pipe, be provided with the air inlet that links to each other with the air inlet channel at the lower extreme of cavity, be provided with a plurality of gas outlet in the cavity, set up the inflation protruding of a plurality of elastic material on the inner wall of intake pipe corresponding to the gas outlet, it is provided with a plurality of fixed recess to correspond the inflation protruding on the outer wall of the mouth both sides of gas tube.
However, all existing hemostats have only compression hemostasis function, and actually a proper temperature can accelerate the hemostasis effect, but no related product exists at present due to technical reasons and the like.
Disclosure of Invention
In order to solve the problems, the application provides a radial artery compression hemostasis device.
The radial artery compression hemostasis device provided by the application adopts the following technical scheme:
a radial artery compression hemostasis device, characterized in that:
comprises a connecting ring for mounting the hemostatic device to a limb in need of hemostasis;
The pressing device is arranged on the connecting ring and applies pressure to the puncture part, the pressing device comprises an observation chamber, a pressing piece and an operating piece, the observation chamber is positioned at the periphery of the pressing piece and is transparent, and the operating piece controls the pressing piece to apply pressure to the puncture part;
A semiconductor cooling plate for providing heat or cold to the pressing piece to change the temperature of the pressing piece;
A power supply for supplying power to the semiconductor refrigeration plate;
The temperature sensor is electrically connected with the power supply and keeps abutting relation with the pressing piece so as to measure the temperature of the pressing piece at all times;
A controller for controlling the switch of the power supply according to the feedback of the temperature sensor and the set temperature;
And a display for displaying the temperature.
By adopting the technical scheme, after the power supply is used for electrifying the semiconductor refrigeration plate, the hot end or cold energy of the semiconductor refrigeration plate is transmitted to the pressing piece, and the pressing piece is generally in direct contact or indirect contact with the skin, so that the pressed position is at a proper set temperature. The semiconductor refrigeration plate can provide heat or cold, and proper temperature is selected for treatment according to specific requirements and conditions of patients, such as heat treatment can promote blood circulation, and cold treatment can relieve swelling and pain. The temperature sensor monitors the temperature of the pressing piece in real time and feeds data back to the controller, and the controller controls the power switch according to the set temperature to ensure that the temperature of the pressing piece is always kept in a set range.
Optionally, the inner wall of the observation chamber is provided with a first conductive part and a second conductive part, one electrode of the power supply is connected with the first conductive part, the other electrode of the power supply is connected with the second conductive part, one end of the semiconductor refrigeration plate is electrically connected with the first conductive part in a sliding contact manner, the other end of the semiconductor refrigeration plate is electrically connected with the second conductive part in a sliding contact manner, and the semiconductor refrigeration plate is jointed with the pressing part and can synchronously move.
By adopting the technical scheme, the semiconductor refrigeration plate is in a mode of directly contacting with the pressing piece to transfer heat, so that the semiconductor refrigeration plate can also move, and the semiconductor refrigeration plate is electrically connected in a sliding contact mode.
Optionally, the operating piece includes screw rod and slider, screw rod and viewing chamber threaded connection, screw rod and slider rotate to be connected, slider and viewing chamber sliding fit.
Through adopting above-mentioned technical scheme, can drive the slider through rotating the screw rod and push down, the slider drives the presser and pushes down. The operating piece is through the cooperation of screw rod and slider, can control the pressure that the pressing piece applyed the puncture portion accurately, both guaranteed hemostatic effect, avoid the too big damage that causes the patient of pressure again.
Optionally, the slider is made of a material with good heat conduction performance, and the slider is located between the pressing piece and the semiconductor refrigeration plate.
Through adopting above-mentioned technical scheme, the slider can be indirect transfer heat, and the installation of semiconductor refrigeration board is convenient simultaneously in the setting of slider. The slider is also typically an insulating material.
Optionally, a power supply groove for placing a power supply is formed on the connecting ring, and the power supply is a storage battery or a dry battery.
Optionally, notches are formed at two ends of the power supply groove, so that the battery can be taken out conveniently.
Through adopting above-mentioned technical scheme, the power supply groove on the go-between conveniently installs battery or dry battery, for the semiconductor refrigeration board power supply, and the breach at power supply groove both ends is convenient for take out and change of battery.
Optionally, an enlarged fitting portion is disposed on a surface of the connecting band opposite to the presser.
Through adopting above-mentioned technical scheme, the connecting band has increased hemostatic device and limb's area of contact with the expansion laminating portion of the opposite one side of presser, has improved fixed stability, has reduced the displacement of device in the use.
Optionally, an adhesive part is formed on the pressing piece, and release paper is covered on the adhesive part.
Through adopting above-mentioned technical scheme, the bonding part accessible from the release paper protection on the presser, tear release paper when using, bond the protection subsides on the bonding part. A protective patch may be understood as a band-aid.
Optionally, the adhesive portion is detachably mounted on the pressing member.
By adopting the technical scheme, the bonding part can be bonded on the skin together with the protective paste.
Optionally, the bonding part is provided with a connecting sheet, and the connecting sheet and the pressing piece are fixed in an intermittent connection mode.
Through adopting above-mentioned technical scheme, the connection piece adopts intermittent connection mode fixed with the pressing piece, has both guaranteed the fixed effect of bonding portion, convenient to detach again.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The radial artery compression hemostasis device realizes a series of functions of hemostasis, pressure regulation, temperature control, temperature monitoring display and the like through the cooperative work of a plurality of components such as the connecting ring, the pressing device, the semiconductor refrigeration plate, the power supply, the temperature sensor, the controller, the display and the like, and provides a comprehensive and effective solution for radial artery compression hemostasis;
2. the observation chamber of the pressing device is transparent, so that medical staff can directly observe the condition of the puncture part, and timely adjust the hemostasis strategy if blood seepage, swelling and the like exist;
3. The operating piece can accurately control the pressure applied by the pressing piece to the puncture part through the matching of the screw rod and the sliding block, thereby ensuring the hemostatic effect and avoiding the damage to a patient caused by overlarge pressure;
4. The semiconductor refrigeration plate can provide heat or cold, and proper temperature is selected for treatment according to specific requirements and conditions of patients, such as heat treatment can promote blood circulation, and cold treatment can relieve swelling and pain.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic view of the structure of a screw, a slider, and a semiconductor refrigeration plate;
FIG. 3 is a top end closure portion of the view chamber of FIG. 1, showing the first and second conductive members;
FIG. 4 is a block diagram of a first state of the control assembly;
fig. 5 is a block diagram of a second state of the control assembly.
The device comprises a reference numeral 1, a connecting ring, 2, a pressing device, 3, an enlarged attaching part, 4, an observation chamber, 5, a pressing piece, 6, a screw, 7, a sliding block, 8, a first conductive piece, 9, a second conductive piece, 10, a power supply groove, 11, a power supply, 12, a notch, 13, a display, 14, a controller, 15, a semiconductor refrigerating plate, 16, an adhesive part, 17, release paper, 18, a connecting piece, 19, a protective paste, 20, a temperature sensor, 21, a first contact a, 22, a first contact b, 23, a first contact c, 24, a second contact a, 25, a second contact b, 26, a second contact c, 27, a control switch, 28, a first switching piece, 29, a second switching piece, 30, an insulating plate, 31, a first contact a, 32, a first contact b, 33, a first contact c, 34, a second contact a, 35, a second contact b, 36, a second contact c, 37, a rotating shaft, 38, a translation block, 39, a control rod, 41, a guide rod and a limit stop.
Detailed Description
The application is described in further detail below with reference to fig. 1-5.
The embodiment of the application discloses a radial artery compression hemostasis device. Referring to fig. 1, the radial artery compression hemostasis device comprises a connecting ring 1 and a presser 2.
The connecting ring 1 is the prior art, and can adopt the mode mentioned in the background art document, or can adopt a fastening tape (similar to a bandage for blood pressure measurement) or a similar belt structure. And thus will not be described in detail. The difference is that the connecting ring 1 of the present application has the enlarged fitting portions 3 formed at both ends in the axial direction (arm length direction) of the connecting ring 1, and the enlarged fitting portions 3 are integrally formed with the connecting ring 1, as compared with the conventional connecting ring 1. The enlarged fitting portion 3 increases the contact area of the hemostatic device with the limb, improves the stability of fixation, and reduces displacement of the device during use.
The presser 2 is fixed on the connecting band, and the position of the presser 2 is just opposite to (face to face with) the enlarged fitting portion 3, which can be understood that the presser 2 is located on one side of the wrist and the enlarged fitting portion 3 is located on one side of the back of the hand.
The presser 2 is arranged on the connecting ring 1 and applies pressure to the puncture part, the presser 2 comprises an observation chamber 4, a pressing piece 5 and an operating piece, the observation chamber 4 is positioned at the periphery of the pressing piece 5 and is transparent, and the operating piece controls the pressing piece 5 to apply pressure to the puncture part. Wherein the viewing chamber 4 can be fixed to the connecting band by means of adhesive, the connecting band being of a soft material or a flexible material having a certain deformability, so as to adjust the size of the connecting band. The observation chamber 4 is specifically a square frame structure, one side of the square frame, which is close to the limb, is through, and the other end of the square frame is closed. The operation room comprises a screw rod 6 and a sliding block 7, wherein the screw rod 6 penetrates through the closed end of the square frame and is in threaded connection with the square frame. The slide block 7 is attached to at least part of the inner wall of the square frame so that the slide block 7 can only slide. The end of the screw rod 6 is in rotary connection and fit with the slide block 7. So that the screw 6 can only rotate relative to the slide 7. Specifically, the end of the screw rod 6 forms a rotating hole with the diameter larger than that of the end of the screw rod 6, and the sliding block 7 is internally provided with a rotating hole with the same size as that of the end, so that when the screw rod 6 rotates, the sliding block 7 can only be pressed or loosened along with the translation of the screw rod 6. The slider 7 and the pressing member 5 may be directly connected or indirectly connected. The mode that this scheme adopted is direct connection, and press piece 5 is connected through the mode of bonding with slider 7, presses piece 5 to be the PP rubber slab in this scheme of preference.
In order to accelerate hemostasis or provide a more comfortable pressing mode, a temperature control part is added in the scheme, and the temperature control part specifically comprises a semiconductor refrigeration plate 15, a temperature sensor, a controller 14 and a power supply 11.
Wherein the semiconductor refrigeration plate 15 is bonded to the slider 7, and the slider 7 is made of a material having good heat conduction properties, such as polyetheretherketone, modified polypropylene (modified with a heat conduction material). A first conductive member 8 and a second conductive member 9 are provided on the inner wall of the observation chamber 4. The first conductive element 8 and the second conductive element 9 are typically fixed to the inner wall of the viewing chamber 4 by means of adhesive. In this embodiment, the first conductive member 8 and the second conductive member 9 are both strip-shaped structures. A power supply groove 10 for placing a power supply 11 is formed on one side of the connection ring 1, which is positioned in the observation chamber 4, and the power supply 11 is a storage battery or a dry battery, so that a patient can walk at will without being required to be positioned at a specific position. In order to facilitate the battery taking out and replacing, notches 12 are formed at both ends of the battery groove so as to facilitate the battery taking out. One electrode of the power supply 11 is connected with the first conductive member 8, the other electrode of the power supply 11 is connected with the second conductive member 9, one end of the semiconductor refrigeration plate 15 is in sliding contact with the first conductive member 8 and keeps electrical connection, and the other end of the semiconductor refrigeration plate 15 is in sliding contact with the second conductive member 9 and keeps electrical connection.
The display 13 and the controller 14 are both located on the other side of the viewing chamber 4, so that the structure is balanced. The power supply 11 supplies power to both the display 13 and the controller 14. The temperature sensor 20 is also located on the inner wall of the observation chamber 4, and the temperature sensor 20 in this embodiment is arranged in a long strip shape and extends along the sliding direction of the pressing member 5, so as to ensure that at least a part of the pressing member 5 is always in contact with the temperature sensor during the moving process. The power supply 11 supplies power to the temperature sensor through a wire, the wire can be embedded in the observation chamber 4, and the wire can be put in together when the observation chamber 4 is injection molded. The wires between the power supply 11 and the first conductive member 8 and the second conductive member 9 may be pre-buried or may be connected later.
Except the semiconductor refrigeration plate 15, the first conductive member 8 and the second conductive member 9, all the other devices which do not normally need to be electrified are processed by plastic materials such as PP. The plastic material generally has better corrosion resistance, is not easy to rust or damage due to contacting with substances such as moisture, disinfector and the like in the daily use and cleaning maintenance process, can prolong the service life of the device and reduce the maintenance cost. Wherein the observation window is generally made of heat-insulating materials, such as PP modified materials (heat-insulating materials are added into PP), rigid polyurethane foam plastics, extruded polystyrene foam plastics (XPS board) and the like.
To reduce the risk, a protective patch 19 is also typically applied after the compression is completed. For convenience and safety, in this embodiment, two adhesive parts 16 are formed at two ends of the pressing member 5 along the arm length direction. The adhesive portion 16 is generally an adhesive surface on only the side close to the arm, and a release paper 17 is attached to the adhesive surface. The lower surface of the adhesive portion 16 is flush with the lower surface of the pressing member 5 (the lower surface refers to the surface close to the arm), and when in use, the release paper 17 is peeled off first, and the protective patch 19 is adhered to the adhesive portion 16, and the protective patch 19 is typically a skin protective patch 19 with a hemostatic function, such as a band-aid. The adhesive-free side of the protective sheet 19 is bonded to the adhesive portion 16, and the adhesive-free side faces the skin. When the compression is finished, the protector 19 remains on the skin.
In order to facilitate the continued adherence of the protective patch 19 to the skin, the adhesive portion 16 is detachably mounted to the presser 5. The adhesive portion 16 can thus be separated from the pressing element 5, so that the adhesive portion 16 remains on the skin together with the protective patch 19. Specifically, the adhesive portion 16 is composed of a connecting sheet 18 and an adhesive attached to the connecting sheet 18, and the release paper 17 is adhered to the adhesive. Wherein the connecting piece 18 can be fastened to the pressing piece 5 in an intermittent manner. Intermittent connection is understood to mean that the connection between the connecting piece 18 and the pressing piece 5 is achieved by means of a number of small connection points, which are spaced apart. The connecting sheet 18 and the pressing piece 5 are fixed in an intermittent connection mode, so that the fixing effect of the bonding part 16 is ensured, and the disassembly is convenient.
The controller 14 is further provided with a control component, and the control component is used for switching connection between the anode and the cathode of the power supply 11 and the semiconductor refrigeration plate 15, and switching current flow direction, so that finally, functions of the cold end and the hot end of the semiconductor refrigeration plate 15 are exchanged, namely, original cold end generates heat, and the hot end is refrigerated. The control assembly comprises a first contact a21, a first contact b22, a first contact c23, a second contact a24, a second contact b25, a second contact c26, a control switch 27, a first switching member 28 and a second switching member 29, wherein the first switching member 28 is provided with a first contact part a31, a first contact part b32 and a first contact part c33, and the second switching member 29 is provided with a second contact part a34, a second contact part b35 and a second contact part c36. The first switching member 28 and the second switching member 29 are integrally connected by an insulating member, specifically an insulating plate 30. The control switch 27 comprises a rotating shaft 37, a translation push block 38, a limiting block 39, a control rod 40, a limiting ring 41 and an elastic piece 42, wherein a chute is formed in the controller 14, and the translation push block 38 is positioned in the chute to perform translation motion. One end of the control rod 40 is rotationally connected with the translation push block 38, the rotating shaft 37 is fixed in the middle of the control rod 40, the limiting ring 41 is fixed on the inner wall of the controller 14, one end of the rotating shaft 37 extends into the limiting ring 41, and the rotating shaft 37 can rotate relative to the limiting ring 41 and move along the length direction of the limiting ring 41 (the length direction of the limiting ring 41 is perpendicular to the extending direction of the sliding groove). The elastic member 42 is a V-shaped metal-like structure, and its bottom is fixed to the inner wall of the housing of the controller 14. The two sides can do similar rotation movement relative to the bottom by virtue of the deformation capability. The upper end of the elastic member 42 abuts against the insulating plate 30. The insulating plate 30 is provided with two guide rods 43, and the guide rods 43 are fixed with the shell of the controller 14. This configuration reduces the volume of the controller 14 by allowing the translational push block 38 to translate against the housing of the controller 14.
As shown in the figure, the first contact a21 and the first contact b22 are two contacts which are connected with one end of the semiconductor refrigeration plate 15 and are separated by wires, and the second contact a24 and the second contact b25 are two contacts which are connected with the other end of the semiconductor refrigeration plate 15 and are separated by wires. The first contact c23 is a contact on a wire connected to one of the electrodes of the power supply 11, and the second contact c26 is a contact on a wire connected to the other electrode of the power supply 11.
In the first state, as shown in fig. 4, the first contact portion a31 is always in contact with the first contact c23, the first contact portion b32 is always in contact with the first contact b22, the second contact portion a34 is always in contact with the second contact c26, and the second contact portion b35 is always in contact with the second contact b 25. With the cold end down and the hot end up, i.e. the cold end closer to the skin. The control lever 40 and the insulating plate 30 can be understood as being in contact with no stress or with some small play.
The translation push block 38 is pushed, at this time, the rotating shaft 37 moves down and rotates horizontally, when the rotating shaft 37 rotates to the control rod 40 vertical to the insulating plate 30, the rotating shaft 37 is located at the lowest end position, in order to keep stable contact, the translation push block 38 continues to move, the rotating shaft 37 moves up a small distance until the control rod 40 abuts against the limiting block 39, and at this time, the control rod 40 inclines to the other side. Since this inclination is steeper, the pivot 37 is still moved downwards relative to the first state, and the contact point of the lever 40 with the insulating plate 30 is also moved downwards.
In fig. 5, the first contact portion a31 is always in contact with the first contact c23, the second contact portion a34 is always in contact with the second contact c26, the first contact portion c33 is in contact with the second contact a24, the second contact portion c36 is in contact with the first contact a21, and the hot end is in the second state. The disconnection of the contacts is not illustrated.
The radial artery compression hemostasis device has the following effects that a series of functions of hemostasis, pressure regulation, temperature control, temperature monitoring display and the like are realized through the cooperative work of a plurality of components such as the connecting ring 1, the pressing device 2, the semiconductor refrigeration plate, the power supply 11, the temperature sensor, the controller 14, the display 13 and the like, and a comprehensive and effective solution is provided for radial artery compression hemostasis. The observation chamber 4 of the pressing device 2 is transparent, so that medical staff can directly observe the condition of the puncture part, and timely adjust the hemostasis strategy if blood seepage, swelling and the like exist. The operating piece is through the cooperation of screw rod 6 and slider 7, can control the pressure that the pressing piece 5 applyed the puncture portion accurately, both guaranteed hemostatic effect, avoid the too big damage that causes the patient of pressure again. The semiconductor refrigeration plate 15 can provide heat or cold, and appropriate temperature is selected for treatment according to specific requirements and conditions of patients, such as heat treatment to promote blood circulation and cold treatment to relieve swelling and pain.
The embodiment of the application relates to a radial artery compression hemostasis device, which is implemented by tearing off release paper 17 before use, and flattening and sticking a protective paste 19 on an adhesive part 16. After the power supply 11 is put in, the controller 14 automatically heats the pressing piece 5 to the set temperature after the semiconductor refrigeration plate 15 is electrified according to the set temperature, and the actual temperature can fluctuate up and down in the set temperature range slightly due to design reasons. The screw 6 is then manually turned to engage the puncture. The comfort level may ask the patient. A pressure sensor can be added on the pressing piece 5 to better control the pressure. But in practice the feeling of compression is different for each patient, so asking for patient comfort is a more preferred way.
In the description of the present invention, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and for simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, as well as a specific orientation configuration and operation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intermediate medium, or in communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.

Claims (10)

1. A radial artery compression hemostasis device, characterized in that:
comprises a connecting ring for mounting the hemostatic device to a limb in need of hemostasis;
The pressing device is arranged on the connecting ring and applies pressure to the puncture part, the pressing device comprises an observation chamber, a pressing piece and an operating piece, the observation chamber is positioned at the periphery of the pressing piece and is transparent, and the operating piece controls the pressing piece to apply pressure to the puncture part;
A semiconductor cooling plate for providing heat or cold to the pressing piece to change the temperature of the pressing piece;
A power supply for supplying power to the semiconductor refrigeration plate;
The temperature sensor is electrically connected with the power supply and keeps abutting relation with the pressing piece so as to measure the temperature of the pressing piece at all times;
A controller for controlling the switch of the power supply according to the feedback of the temperature sensor and the set temperature;
And a display for displaying the temperature.
2. The radial artery compression hemostasis device of claim 1, wherein the inner wall of the observation chamber is provided with a first conductive member and a second conductive member, one electrode of the power supply is connected with the first conductive member, the other electrode of the power supply is connected with the second conductive member, one end of the semiconductor refrigeration plate is electrically connected with the first conductive member in sliding contact, the other end of the semiconductor refrigeration plate is electrically connected with the second conductive member in sliding contact, and the semiconductor refrigeration plate is attached to the pressing member and can synchronously move.
3. The radial artery compression hemostasis device of claim 1, wherein the operating member comprises a screw and a slider, the screw is in threaded connection with the viewing chamber, the screw is in rotational connection with the slider, and the slider is in sliding fit with the viewing chamber.
4. The radial artery compression hemostasis device of claim 1, wherein the slider is formed of a material having good thermal conductivity, and the slider is positioned between the compression member and the semiconductor refrigeration plate.
5. The radial artery compression hemostasis device of claim 1, wherein the connecting ring is provided with a power supply groove for placing a power supply, and the power supply is a storage battery or a dry battery.
6. The radial artery compression hemostasis device of claim 5, wherein the battery compartment is notched at both ends for removal of the battery.
7. The radial artery compression hemostasis device of claim 1, wherein the side of the connecting band opposite the depressor is provided with an enlarged engagement portion.
8. The radial artery compression hemostasis device of claim 1, wherein the compression member is formed with an adhesive portion, and the adhesive portion is covered with release paper.
9. The radial artery compression hemostasis device of claim 8, wherein the adhesive portion is removably mounted to the compression member.
10. The radial artery compression hemostasis device of claim 9, wherein the bonding portion includes a connecting tab, and wherein the connecting tab is secured to the compression member in an intermittent connection.
CN202510669161.8A 2025-05-23 2025-05-23 A radial artery compression hemostasis device Active CN120168042B (en)

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