Radial artery compression hemostat

Abstract

The invention discloses a radial artery compression hemostat, and aims to solve the problems that a current radial artery compression hemostat cannot accurately measure the pressure on a patient in the use process, so that the pain of the patient is easily increased; the technical problem that a screen display device on the hemostat cannot be used normally due to the fact that a button battery cannot be replaced in time due to sudden power failure during use is solved, the hemostat structurally comprises a hemostasis device and a pressurization device, and the hemostasis device comprises a supporting plate, a compression pad and a bandage; the compression pad is fixedly connected to the bottom of the supporting plate, the two ends of the bandage are sleeved with the sleeve buckles at the two ends of the supporting plate, and the pressurizing device comprises a rotary knob and a rotary rod. The hemostat can accurately measure the pressure and relieve the pain of a patient, is greatly helpful for medical treatment, is suitable for patients with little bleeding and massive bleeding, is convenient for popularization of surgery and internal medicine, improves the treatment efficiency, and strives for operation time for doctors.

Description

Technical Field

[0001] The invention relates to the technical field of hemostat, in particular to a radial artery compression hemostat. Background Art

[0002] In the medical industry, compression is required to stop bleeding at the radial artery puncture site. Traditional methods of hemostasis involve tying with gauze, elastic tape, etc. With the development of medical technology, devices specifically designed for radial artery hemostasis have emerged in the medical industry.

[0003] According to patent publication 202322193154.4, a radial artery compression hemostat comprises an outer ring with a support module with an airbag structure mounted therein; an upper housing disposed above the outer ring, the compression module disposed within the housing for providing a compression effect; and an inflation adjustment module disposed within the upper housing for supplying air to the support module. The inflation adjustment module comprises an air supply device for providing compressed air and a rotary regulating valve that can change the air supply path to the support module. During the development of the invention, the inventors discovered that at least the following problems remain unsolved in the prior art: The inflation adjustment module adjusts the support module's fulcrum, and using different fulcrums to support the skin solves the problem of long-term local skin contact with the support module. However, conventional radial artery compression hemostat devices cannot accurately measure pressure applied to the patient, which can increase pain. Furthermore, the screen display on the hemostat is prone to malfunctioning due to a sudden loss of power during use and a failure to replace the button battery in time. Therefore, a new technical solution is needed to address these issues. Summary of the Invention

[0004] The purpose of the present invention is to provide a radial artery compression hemostat to solve the technical problems that the current radial artery compression hemostat cannot accurately measure the pressure on the patient during use, thereby easily increasing the patient's pain, and the screen display device on the hemostat is prone to sudden power failure during use and the button battery cannot be replaced in time, resulting in the screen display device not being able to function normally.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a radial artery compression hemostat, comprising a hemostatic device and a pressurizing device, the hemostatic device comprising a support plate, a compression pad and a strap, the compression pad being fixedly connected to the bottom of the support plate, the two ends of the strap being sleeved in the buckles at the two ends of the support plate, the pressurizing device comprising a knob and a rotating rod, the bottom end of the knob being rotatably connected to the inside of the engaging groove of the support plate, one end of the rotating rod being connected to the inside of the knob through a thread, a screen display device being installed on one side of the upper surface of the support plate, an OLED display being installed in the middle of the screen display device, two control buttons being installed on one side of the OLED display, a silicone pad being installed on one side of the compression pad, and a pressure sensor being installed inside the silicone pad.

[0006] As a preferred embodiment of the present invention, the support plate is made of transparent PC or ABS material, the compression pad is made of silicone material, and the strap is made of nylon material.

[0007] As a preferred embodiment of the present invention, main Velcro and secondary Velcro are installed at both ends of the strap, one side of the main Velcro and secondary Velcro is attached to the surface of the strap and fixedly connected to the surface, and the length of the secondary Velcro is twice that of the main Velcro.

[0008] As a preferred embodiment of the present invention, one end of the silicone pad is fixedly connected to the bottom of the support plate, and the other end of the silicone pad is provided with a built-in groove, and the interior of the built-in groove is connected to a supporting block through a pressure sensor.

[0009] As a preferred embodiment of the present invention, two pressure sensors are provided and symmetrically installed on both sides of the built-in groove. One end of the abutment block is movably connected to the inside of the built-in groove and connected to the detection end of the pressure sensor. The other end of the abutment block is 2 mm away from the other end of the silicone pad and matches the size of the other end.

[0010] As a preferred embodiment of the present invention, the size of the rotary rod matches the size of the through hole and is slidably connected to the inner wall of the through hole. The other end of the rotary rod passes through the interior of the through hole and is fixedly connected to one end of the compression pad.

[0011] As a preferred embodiment of the present invention, a power supply slot is provided on one side of the screen display device, a button battery mounting mechanism is installed inside the power supply slot, five mounting slots are provided around the button battery mounting mechanism, power connection posts are installed at both ends of the mounting slot, conductive plates are installed at both ends of the power supply slot, an adjustment rod is installed at one end of the button battery mounting mechanism, a cover plate is installed outside the power supply slot, an insulating sheet is inserted in the middle of the cover plate, and the four corners of the cover plate are connected to the threaded holes by bolts.

[0012] As a preferred embodiment of the present invention, both ends of the button battery mounting mechanism are rotatably connected to the inner wall of the power supply slot, one end of which is fixedly connected to one end of the knob, and the other end of the adjustment rod is rotatably connected to the interior of the screen display device and extends to the outside of the screen display device.

[0013] As a preferred embodiment of the present invention, one end of the power post is located inside the mounting groove, and the other end of the power post is located outside the button battery mounting mechanism and corresponds to the position of the conductive plate. Two conductive plates are provided and are fixedly connected to the inner wall of the mounting groove.

[0014] As a preferred embodiment of the present invention, the position of the insulating sheet corresponds to the mounting slot, the threaded holes are located at the four corners outside the power supply slot, one end of the bolt passes through the interior of the cover plate and is connected to the interior of the threaded hole through a thread.

[0015] Compared with the prior art, the present invention has the following beneficial effects: The present invention applies pressure through a pressurizing device until the pressure value of the silicone on the wound is displayed as the clinically required value. After the set time is reached, a buzzer alarm reminds the patient to remove the hemostat and restore normal blood supply. The pressure and time are displayed in real time on the screen. Therefore, the hemostat can accurately measure the pressure and relieve the patient's pain, which is of great help to medical treatment. It is suitable for patients with both minor and major bleeding, facilitates the popularization of surgery and internal medicine, improves the efficiency of treatment, and buys doctors time for surgery.

[0016] In the present invention, when the button battery of the screen display device is powered off during use, the user can directly rotate the adjustment rod. At this time, the adjustment rod will drive the button battery installation mechanism to rotate inside the power supply slot, so that another set of power posts on the button battery installation mechanism will contact the conductive plate, thereby allowing the button battery in the other installation slot to power the screen display device, thereby avoiding the phenomenon that the screen display device cannot be used normally due to sudden power outage and the button battery cannot be replaced in time, thereby reducing the number of times the button battery needs to be replaced when the screen display device is in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Other features, objects and advantages of the present invention will become more apparent upon reading the detailed description of non-limiting embodiments with reference to the following drawings: Figure 1 It is a structural schematic diagram of the present invention; Figure 2 It is a workflow diagram of the present invention; Figure 3 This is a schematic diagram of the binding structure of the present invention; Figure 4 A partial cross-sectional view of a support plate of the present invention; Figure 5 Schematic diagram of the pressure sensor structure of the present invention; Figure 6 This is an expanded view of the silicone pad of the present invention; Figure 7 It is a schematic structural diagram of the screen display device of the present invention; Figure 8 This is a schematic diagram of the cover structure of the present invention; Figure 9 This is a schematic structural diagram of the button battery installation mechanism of the present invention; Figure 10 This is a partial enlarged view of the power supply slot of the present invention; In the figure: 1. Support plate; 11. Compression pad; 12. Strap; 13. Knob; 14. Rotary lever; 15. Screen display device; 16. OLED display; 17. Control button; 18. Silicone pad; 19. Pressure sensor; 20. Main Velcro; 21. Secondary Velcro; 22. Internal slot; 24. Abutment block; 25. Power supply slot; 26. Button battery mounting mechanism; 27. Mounting slot; 28. Power connection post; 29. ​​Conductive plate; 30. Adjustment rod; 31. Cover plate; 32. Insulation sheet; 33. Bolt; 34. Threaded hole; 35. Through hole; 36. Fitting groove. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0019] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present invention.

[0020] Example 1: A radial artery compression hemostat, see Figures 1 to 10 , including a hemostatic device and a pressure device, the hemostatic device includes a support plate 1, a compression pad 11 and a strap 12, the compression pad 11 is fixedly connected to the bottom of the support plate 1, and the two ends of the strap 12 are sleeved in the buckles at both ends of the support plate 1, the pressure device includes a knob 13 and a rotary rod 14, the bottom end of the knob 13 is rotatably connected to the inside of the fitting groove 36 of the support plate 1, one end of the rotary rod 14 is connected to the inside of the knob 13 through a thread, the size of the rotary rod 14 matches the size of the through hole 35, and is slidably connected to the inner wall of the through hole 35, the other end of the rotary rod 14 passes through the inside of the through hole 35, and is fixedly connected to one end of the compression pad 11, a screen display device 15 is installed on one side of the upper surface of the support plate 1, and the screen display device An OLED display screen 16 is installed in the middle of the device 15, and two control buttons 17 are installed on one side of the OLED display screen 16. A silicone pad 18 is installed on one side of the pressure pad 11, and a pressure sensor 19 is installed inside the silicone pad 18. The pressure is applied by the pressure device until the pressure value of the silicone on the wound is displayed as the clinically required value. After the set time is reached, the buzzer alarm reminds the removal of the hemostat and the restoration of normal blood supply. The pressure and time are displayed in real time on the screen. Therefore, the hemostat can accurately measure the pressure and relieve the patient's pain, which is of great help to medical treatment. It is suitable for patients with small amounts of bleeding and large amounts of bleeding, facilitates the popularization of surgery and internal medicine, improves the efficiency of treatment, and buys doctors time for surgery.

[0021] Specifically, the support plate 1 is made of transparent PC or ABS material, the compression pad 11 is made of silicone material, and the strap 12 is made of nylon material, which improves the comfort of the patient when wearing the radial artery compression hemostat.

[0022] Furthermore, both ends of the strap 12 are installed with a main Velcro 20 and a secondary Velcro 21. One side of the main Velcro 20 and the secondary Velcro 21 is attached to the surface of the strap 12 and fixedly connected to its surface. The length of the secondary Velcro 21 is twice the length of the main Velcro 20, which is convenient for adjusting the tightness of the strap 12 so that it can be worn by different patients.

[0023] Furthermore, one end of the silicone pad 18 is fixedly connected to the bottom of the support plate 1, and the other end of the silicone pad 18 is provided with a built-in groove 22. The interior of the built-in groove 22 is connected to a resisting block 24 through a pressure sensor 19. Two pressure sensors 19 are provided and are symmetrically installed on both sides of the interior of the built-in groove 22. One end of the resisting block 24 is movably connected to the interior of the built-in groove 22 and is connected to the detection end of the pressure sensor 19. The other end of the resisting block 24 is 2 mm away from the other end of the silicone pad 18 and is consistent in size with the other end. When the silicone pad 18 on the hemostat contacts the patient, the resisting block 24 will be pressed around the patient's hemostatic area. At this time, the resisting block 24 will generate an extruding force on the detection end of the pressure sensor 19. When the required pressure is reached, stop pressuring, press and hold the button for 5 seconds, the countdown starts, and the screen displays the pressure and countdown time in real time. When the set time is reached, the buzzer alarms and makes a beeping sound to remind the patient to remove the hemostat.

[0024] It is worth noting that a power supply slot 25 is provided on one side of the screen display device 15, a button battery mounting mechanism 26 is installed inside the power supply slot 25, five mounting slots 27 are provided around the button battery mounting mechanism 26, power posts 28 are installed at both ends of the mounting slot 27, conductive plates 29 are installed at both ends of the power supply slot 25, an adjusting rod 30 is installed at one end of the button battery mounting mechanism 26, a cover plate 31 is installed outside the power supply slot 25, an insulating sheet 32 ​​is inserted in the middle of the cover plate 31, and the four corners of the cover plate 31 are connected to the threaded holes 34 through bolts 33, and both ends of the button battery mounting mechanism 26 are rotatably connected to the inner wall of the power supply slot 25, one end of which is fixedly connected to one end of the knob 13, and the other end of the adjusting rod 30 is rotatably connected to the inside of the screen display device 15 and extends to the outside of the screen display device 15, one end of the power post 28 is located inside the mounting slot 27, and the other end of the power post 28 is located outside the button battery mounting mechanism 26 and is connected to the conductive plate 29 The position of the conductive plate 29 corresponds to that of the insulating sheet 32, and two conductive plates 29 are provided and fixedly connected to the inner wall of the mounting groove 27. The position of the insulating sheet 32 ​​located in the mounting groove 27 corresponds to that of the insulating sheet 32. The threaded holes 34 are located at the four corners outside the power supply groove 25. One end of the bolt 33 passes through the interior of the cover plate 31 and is connected to the interior of the threaded hole 34 through a thread. When the button battery of the screen display device 15 is powered off during use, the user can directly rotate the adjustment rod 30. At this time, the adjustment rod 30 will drive the button battery mounting mechanism 26 to rotate inside the power supply groove 25, so that another set of connecting posts 28 on the button battery mounting mechanism 26 contacts the conductive plate 29, thereby allowing the button battery in the other mounting groove 27 to power the screen display device 15, thereby avoiding the phenomenon that the screen display device 15 cannot be used normally due to sudden power failure and the button battery cannot be replaced in time, thereby reducing the number of times the button battery of the screen display device 15 is replaced when the screen display device 15 is in use; It should be noted that the screen display device 15 includes a button, a button battery, a pressure sensor 19 , a buzzer, a low-power MCU, an amplifier circuit and an OLED display screen 16 .

[0025] Working Principle: To use the radial artery compression hemostat, first secure the hemostat to the puncture site. Using the on-screen buttons, the pressure display ranges from 0-375 mmHg, and the time setting range is 0-600 minutes. Tighten the strap 12 of the compression device to force the silicone pad 18 to compress the hemostatic area. When the required pressure is reached, stop applying pressure. Press and hold the button for 5 seconds to start the countdown, with the pressure and countdown time displayed in real time on the screen. When the set time is reached, the buzzer sounds, reminding the patient to remove the hemostat.

[0026] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, from all points of view, the embodiments should be regarded as illustrative and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes that fall within the meaning and range of equivalents of the claims are included in the present invention. Any reference signs in the claims should not be construed as limiting the claim to which they relate.

[0027] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A radial artery compression hemostat, comprising a hemostatic device and a pressurizing device, characterized in that: The hemostatic device comprises a support plate (1), a compression pad (11) and a binding strap (12), wherein the compression pad (11) is fixedly connected to the bottom of the support plate (1), and the two ends of the binding strap (12) are sleeved in the buckles at the two ends of the support plate (1). The pressurizing device comprises a knob (13) and a rotary rod (14), wherein the bottom end of the knob (13) is rotatably connected to the inside of the fitting groove (36) of the support plate (1), and one end of the rotary rod (14) is connected to the inside of the knob (13) via a thread. A screen display device (15) is installed on one side of the upper surface of the support plate (1), and an OLED display screen (16) is installed in the middle of the screen display device (15). Two control buttons (17) are installed on one side of the OLED display screen (16). A silicone pad (18) is installed on one side of the compression pad (11), and a pressure sensor (19) is installed inside the silicone pad (18).

2. A radial artery compression hemostat according to claim 1, characterized in that: The support plate (1) is made of transparent PC or ABS material, the compression pad (11) is made of silicone material, and the binding strap (12) is made of nylon material.

3. A radial artery compression hemostat according to claim 1, characterized in that: Both ends of the binding strap (12) are provided with a main hook and loop fastener (20) and a secondary hook and loop fastener (21); one side of the main hook and loop fastener (20) and the secondary hook and loop fastener (21) are attached to the surface of the binding strap (12) and fixedly connected to the surface; the length of the secondary hook and loop fastener (21) is twice the length of the main hook and loop fastener (20).

4. A radial artery compression hemostat according to claim 1, characterized in that: One end of the silicone pad (18) is fixedly connected to the bottom of the support plate (1), and the other end of the silicone pad (18) is provided with a built-in groove (22), the interior of the built-in groove (22) being connected to an abutment block (24) via a pressure sensor (19).

5. A radial artery compression hemostat according to claim 4, characterized in that: Two pressure sensors (19) are provided and symmetrically mounted on both sides of the built-in groove (22); one end of the abutment block (24) is movably connected to the inside of the built-in groove (22) and is connected to the detection end of the pressure sensor (19); the other end of the abutment block (24) is 2 mm away from the other end of the silicone pad (18) and is of the same size as the other end.

6. A radial artery compression hemostat according to claim 1, characterized in that: The size of the rotary rod (14) matches the size of the through hole (35) and is slidably connected to the inner wall of the through hole (35); the other end of the rotary rod (14) passes through the interior of the through hole (35) and is fixedly connected to one end of the compression pad (11).

7. The radial artery compression hemostat according to claim 1, characterized in that: A power supply slot (25) is provided on one side of the screen display device (15), a button battery installation mechanism (26) is installed inside the power supply slot (25), five installation slots (27) are provided around the button battery installation mechanism (26), power connection posts (28) are installed at both ends of the installation slot (27), conductive plates (29) are installed at both ends of the power supply slot (25), an adjustment rod (30) is installed at one end of the button battery installation mechanism (26), a cover plate (31) is installed outside the power supply slot (25), an insulating sheet (32) is inserted in the middle of the cover plate (31), and four corners of the cover plate (31) are connected to threaded holes (34) through bolts (33).

8. The radial artery compression hemostat according to claim 7, characterized in that: Both ends of the button battery mounting mechanism (26) are rotatably connected to the inner wall of the power supply slot (25), one end of which is fixedly connected to one end of the knob (13), and the other end of the adjustment rod (30) is rotatably connected to the inside of the screen display device (15) and extends to the outside of the screen display device (15).

9. The radial artery compression hemostat according to claim 7, characterized in that: One end of the power connection post (28) is located inside the installation groove (27), and the other end of the power connection post (28) is located outside the button battery installation mechanism (26) and corresponds to the position of the conductive plate (29). Two conductive plates (29) are provided and fixedly connected to the inner wall of the installation groove (27).

10. The radial artery compression hemostat according to claim 7, characterized in that: The insulating sheet (32) is located at a position corresponding to the mounting groove (27), the threaded holes (34) are located at four corners outside the power supply groove (25), and one end of the bolt (33) passes through the interior of the cover plate (31) and is connected to the interior of the threaded hole (34) via a thread.

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