CN113545821B

CN113545821B - Radial artery hemostat

Info

Publication number: CN113545821B
Application number: CN202110999103.3A
Authority: CN
Inventors: 林列; 梁军波; 江建军
Original assignee: Taizhou Enze Medical Center Group
Current assignee: Taizhou Enze Medical Center Group
Priority date: 2021-08-28
Filing date: 2021-08-28
Publication date: 2023-03-10
Anticipated expiration: 2041-08-28
Also published as: CN113545821A

Abstract

The invention provides a radial artery hemostat, and belongs to the technical field of medical instruments. It has solved the relatively poor problem of current radial artery haemostat stability in use. This radial artery haemostat, including main support and wrist strap, the one end and the main support one end of wrist strap can be dismantled and be connected, the other end links firmly with the main support other end, sliding sleeve is equipped with and is used for leaning on the ulna supporting shoe on the ulna on the wrist strap, the main support is the C style of calligraphy, one side at main support one end indent is fixed with and is used for leaning on the radius supporting shoe on the radius, other end sliding connection at the main support has the column of pressing, the one end that should press the column stretches out and is fixed with the pressure piece to one side of main support indent, still be equipped with the regulating part that can adjust the column of pressing extension length on the main support. The radial artery hemostat has good use stability.

Description

Radial artery hemostat

Technical Field

The invention belongs to the technical field of medical instruments, and relates to a radial artery hemostat.

Background

The most common radial artery puncture technique, such as coronary angiography and interventional operation, peripheral angiography and partial peripheral vascular stent implantation, has less wound to patients after operation, and mainly treats the radial artery puncture site with hemostasis, the most common hemostasis means is a method of artificial finger pressure and bandaging, but because bandaging is difficult to control the stability of the pressure, re-bleeding is easy to occur when the pressure is too low, blood flow is not smooth when the pressure is too high, fingers are numb, and for the problem, a patent document (application number: 201210373527. X) discloses a disposable radial artery compression hemostat, which comprises: the upper clamping plate is provided with a convex block; the adjusting air bag is fixed on the lug; the wrist band comprises a radius side wrist band and an ulna side wrist band, wherein a pawl matched structure is designed at the end part of the wrist band; the fixing block is designed into a shape with a concave middle part and is respectively positioned on the radius wrist strap and the ulna wrist strap, and the fixing block is characterized in that: the radial artery hemostat is fixed on a wrist through fixing blocks attached to the radial styloid process and the ulnar styloid process, initial compression is implemented through a convex block, compression strength is adjusted through adjusting the size of an air bag, the wrist strap is fixed in a pawl matching mode, the convex block and the two fixing blocks on the upper clamping plate support the hemostat, and compression on other blood vessels and nerves is avoided. This patent is through specific regulation gasbag hemostasis by compression to the puncture point, but because radius styloid process fixed block and ulna styloid process fixed block all are the slip cover and establish on the wrist area, two fixed blocks lack effectual location to the wrist strap promptly, and the wrist strap can be two relative fixed block shifting under the exogenic action, and then drives and adjusts the gasbag and shift, breaks away from the puncture point even, and then leads to hemostasis failure, and consequently the stability in use is relatively poor.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a radial artery hemostat to solve the problem that the existing radial artery hemostat is poor in use stability.

The purpose of the invention can be realized by the following technical scheme: the utility model provides a radial artery haemostat, includes slabby main support of bar and wrist strap, the one end and the main support one end of wrist strap can be dismantled and be connected, and the other end links firmly with the main support other end, the slip cover is equipped with and is used for leaning on the ulna supporting shoe on the ulna on the wrist strap, the main support is the C style of calligraphy, is fixed with in one side of main support one end indent and is used for leaning on the radius supporting shoe on the radius, has the pressing post at the other end sliding connection of main support, and the one end that should press the post stretches out and is fixed with the pressing block to one side of main support indent, still be equipped with on the main support and adjust the regulating part that presses the post to stretch out length.

The wrist strap cover is established on the wrist and is tightened up during the use, the main support is located wrist one side, and one side of main support indent is towards the radius, the ulna supporting shoe is then towards the ulna, consequently the radius supporting shoe can support the dorsal part that leans on the radius when the wrist strap tightens up, the ulna supporting shoe can be along wrist strap adjusting position, and then support and lean on the lateral part that leans on the ulna according to the wrist of not unidimensional, press down the piece this moment and be relative with the puncture point, adjust the length of pressing the post through the regulating part, make to press the post to stretch into and press down the piece and compress tightly on the puncture point, realize pressing the piece promptly, three points of radius supporting shoe and ulna supporting shoe support and lean on the support, press down the piece simultaneously and all set up on same rigid main support with the radius supporting shoe, the position after pressing down the piece receives the restraint of radius supporting shoe, the radius supporting shoe supports on the puncture point of support, can guarantee to press down the positional stability of piece, avoid appearing shifting in the use or breaking away from the point, consequently, it is more stable to use.

In the radial artery hemostat, an included angle between the length direction of the pressing column and the protruding direction of the radius supporting block is an obtuse angle. The angle setting between them for the radius supporting shoe supports the rear side that leans on the radius, presses the briquetting to support the front side that leans on the radius, and the radius is pressed from both sides tightly with pressing the briquetting to the radius, makes whole use more stable.

In the radial artery hemostat, the main support comprises a transition section, an installation section connected with one end of the transition section and a support section connected with the other end of the transition section, the installation section and the transition section are both flat-shaped, the installation section and the transition section are in circular arc transition, the pressing column is connected to the installation section in a sliding mode, the support section is arc-shaped, and the radius support block is fixed on one side, inwards concave, of the support section. The main support of C style of calligraphy can be detained the one side that has the radius on the wrist, adjusts the length of stretching into of adjusting the pressure post for the radius supporting shoe supports and leans on the radius when pressing the piece and compressing tightly on the puncture point, guarantees both stability.

In foretell radial artery haemostat, seted up the mounting hole on the installation section, press the post to slide and pass the mounting hole, and press post and main support circumference location, the regulating part is including rotating the adjusting collar of connection on the main support lateral surface, and the adjusting collar cover is established in the outer end of pressing the post, the adjusting collar internal surface with press between the post outer peripheral face threaded connection. According to the post and main support circumference location, consequently can drive when the adjusting collar rotates and press the axial of post and remove for press the briquetting and compress tightly on the puncture point and axial locking post, and can adjust the pressure intensity, compromise the travelling comfort in the logical water of guaranteeing stability.

In foretell radial artery haemostat, it has the silica gel cover to wrap up on the pressing block, is equipped with the pressure sensor who is used for detecting radial artery blood pressure between the bottom surface of pressing the block and silica gel cover, be equipped with the display that can show radial artery blood pressure on pressing the outer end terminal surface of post, pressure sensor is connected with the display electricity. The silica gel cover can increase with the frictional force of wrist, guarantees stability, and avoids hard extrusion, guarantees the travelling comfort, and the blood pressure that pressure sensor can real-time supervision radial artery shows through the display after the compact heap presss from both sides tight puncture point.

In the radial artery hemostat, the radial artery hemostat further comprises an arc-shaped plate-shaped side support, the ulna support block is fixed on the inwards concave side of the side support, a connecting convex block is arranged on the outer side surface of the side support, a through hole is formed in the connecting convex block, and the wrist strap passes through the through hole. The side support is arc-shaped and approximately adapted to the external contour of the wrist, and the side support is sleeved on the wrist band in a sliding manner through the connecting convex block, so that the position of the side support can be adjusted as required, the ulna supporting block can be abutted to the proper position of the ulna, and the overall stability is ensured.

In the radial artery hemostat, the radius support block and the ulna support block are both made of silica gel materials, and the main support and the side support are both made of transparent plastics. Silica gel material can increase the frictional force with the wrist, avoids appearing shifting in the use, avoids hard extrusion simultaneously, compromises the travelling comfort, and inboard radius supporting shoe and the position according to the pressure piece can be observed to the transparent main support to it is more convenient when dressing the use, and the position is more accurate.

In foretell radial artery haemostat, the relative both sides border department of changeover portion all rotates and is connected with the backup pad, the backup pad is rectangular form, and the backup pad sets up along the length direction of changeover portion, two the backup pad all can be to the one side upset of main support indent. Although through the radius supporting shoe, the ulna supporting shoe and press the piece to realize three point location, but because press the piece to compress tightly on radial artery puncture point, its dynamics is difficult too big, this also makes and presses the radial supporting shoe of tight radius relatively and support to the dynamics should not be too big, still be equipped with the backup pad on the main support for this reason, when the user is to the comparatively sensitive press the piece to lead to pressing the piece not too big according to the pressure intensity of pain, inboard upset backup pad, the backup pad can support and lean on the radius lateral part, it is relative with the ulna supporting shoe, the backup pad supports and leans on in the radius outside promptly, the ulna supporting shoe supports and leans on in the ulna outside, both form the form of horizontal clamp and guarantee stability.

In foretell radial artery haemostat, the mounting groove has all been seted up along length direction in the relative both sides border department of changeover portion, the both ends of backup pad are close to one side border department and rotate through the connecting pin respectively and connect on two cell walls of mounting groove, the opposite side border parcel of backup pad has silica gel to bordure, the spacing face of slope has on the bottom surface of mounting groove, when two backup pads inwards overturn to leaning on spacing face, two backup pads parcel have silica gel bordured one side to draw close the slope relatively. When not needing to use the backup pad, the backup pad is located the mounting groove, can not interfere to the use production, overturns to the inboard when needing to use, supports behind the atress and supports on spacing face, and two backup pads all are in the tilt state on the width direction this moment, combine silica gel to bordure, can play better limiting displacement on the length direction of arm, appear shifting when avoiding the arm to whip, and then guarantee the stability in use.

In the above radial artery hemostat, the outer end of the support section is further provided with a connecting section, the connecting section is arranged in parallel with the mounting section, the outer end of the mounting section and the connecting section are both provided with connecting holes, one end of the wrist strap passes through the connecting hole of the mounting section and is fixedly connected with the mounting section, the other end of the wrist strap can pass through the connecting hole of the connecting section, and the wrist strap passes through the connecting hole part and is bonded with the part which does not pass through the connecting hole part through a magic tape. This structure makes the wrist strap adjust according to the size of wrist, guarantees stability in use through suitable dynamics.

Compared with the prior art, the radial artery hemostat has the following advantages:

1. because press the piece and all set up on same rigid main support with the radius supporting shoe, the position after pressing the piece and pressed receives the restraint of radius supporting shoe, and the radius supporting shoe supports to lean on the radius that supports, can guarantee to press the positional stability of piece, avoids appearing the skew in the use or breaking away from the point of puncture, consequently uses more stably.

2. Because when pressing the piece according to the pressing force degree should not be too big, inboard upset backup pad, the backup pad can support and lean on the radius lateral part, and it is relative with the ulna supporting shoe, and the backup pad supports and leans on the radius outside promptly, and the ulna supporting shoe supports and leans on the ulna outside, and both form the form of transversely pressing from both sides tightly and guarantee stability.

3. Because the pressing block, the radius supporting block and the ulna supporting block form three-point support, the veins between the pressing block and the radius supporting block are not pressed, which is beneficial to the blood backflow of hands and can not generate numbness.

Drawings

Fig. 1 is a structural sectional view of a radial artery hemostat in use.

Fig. 2 is an enlarged view of a structure at a in fig. 1.

Fig. 3 is a perspective view of the main support.

Fig. 4 is a partial sectional view of the support plate shown in fig. 1 at B-B after the support plate has been turned inwardly.

In the figure, 1, a main bracket; 11. an installation section; 111. mounting holes; 112. connecting the convex edges; 113. connecting grooves; 12. a transition section; 121. mounting grooves; 122. a limiting surface; 13. a support section; 14. a connecting section; 15. connecting holes; 16. a radius support block; 2. a wristband; 21. magic tape; 3. pressing the column; 31. pressing the block; 32. a silica gel sleeve; 33. a guide plane; 4. a side bracket; 41. an ulna supporting block; 42. connecting the bumps; 421. a through hole; 5. an adjusting sleeve; 51. connecting the flanging; 6. a support plate; 61. silica gel edge covering; 7. a pressure sensor; 8. a display.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, a radial artery hemostat, a schematic cross-sectional view of a wrist is also shown in fig. 1, including a radius and an ulna, the radial artery hemostat includes a bar-shaped main support 1 and a wrist strap 2, the main support 1 is C-shaped and made of transparent plastic, and sequentially includes a mounting section 11, a transition section 12, a supporting section 13 and a connecting section 14, the connecting section 14 is arranged in parallel with the mounting section 11, connecting holes 15 are respectively arranged at the positions of the mounting section 11 and the connecting section 14 close to the edges, one end of the wrist strap 2 can pass through the connecting hole 15 of the connecting section 14, the wrist strap 2 passes through the connecting hole 15 and is bonded with the part which does not pass through the connecting hole 15 through a magic tape 21, and the other end of the wrist strap 2 passes through the connecting hole 15 of the mounting section 11 and is fixedly connected with the mounting section 11. A radius supporting block 16 used for abutting against the radius is fixed on one side of the supporting section 13, the mounting section 11 and the transition section 12 are both flat and are arranged vertically, the connecting position of the mounting section and the mounting section is in arc transition, a pressing column 3 is connected to the mounting section 11 in a sliding mode, one end of the pressing column 3 extends out of one side of the main support 1, which is recessed inwards, and is fixed with a pressing block 31, an included angle between the length direction of the pressing column 3 and the protruding direction of the radius supporting block 16 is an obtuse angle, an adjusting piece capable of adjusting the extending length of the pressing column 3 is further arranged on the main support 1, a side support 4 is sleeved on the wrist strap 2 in a sliding mode, the side support 4 is in an arc plate shape and is made of transparent plastics, a connecting lug 42 is arranged on the outer side face of the arc outer protrusion of the side support 4, a through hole 421 is formed in the connecting lug 42, the wrist strap 2 penetrates through the through hole 421, an ulna 41 used for abutting against the ulna in the inner recess is further fixed on one side of the side support 4, and the radius supporting block 16 and the ulna supporting block 41 are both made of silica gel materials.

Referring to fig. 2 and 3, the mounting section 11 is provided with a mounting hole 111, the pressing column 3 slides through the mounting hole 111, the mounting hole 111 is a waist-shaped hole, two symmetrically arranged guide planes 33 are arranged on the outer peripheral surface of the pressing column 3 along the length direction, and the guide planes 33 are in sliding fit with the hole wall of the mounting hole 111. The regulating part includes adjusting collar 5, and the one end outside edge circumference of adjusting collar 5 has connection turn-ups 51, and circumference has the protruding edge 112 of connection that encircles the setting of mounting hole 111 on the main support 1 lateral surface, connects protruding edge 112 inner peripheral surface on the circumference and has seted up spread groove 113, and adjusting collar 5 rotates the cover and establishes the outer end at pressing post 3, and connects turn-ups 51 and rotate to connect in spread groove 113, adjusting collar 5 inner peripheral surface and press threaded connection between the post 3 outer peripheral surface. According to the parcel on the piece 31 and having the silica gel cover 32, be equipped with the pressure sensor 7 that is used for detecting radial artery blood pressure between the bottom surface of pressing the piece 31 and silica gel cover 32, be equipped with the display 8 that can show radial artery blood pressure on pressing the outer end terminal surface of post 3, pressure sensor 7 is connected with 8 electricity of display, and both all are connected with the controller, pressure sensor 7 detects pressure signal, and give the controller with pressure signal transmission, the controller shows blood pressure on display 8, detect blood pressure through pressure sensor 7 and show on display 8 and belong to the comparatively common means of blood pressure collection.

As shown in the combined drawing 4, the opposite edges of the transition section 12 are rotatably connected with the supporting plates 6, the supporting plates 6 are in a long strip shape, the supporting plates 6 are arranged along the length direction of the transition section 12, and the two supporting plates 6 can be turned over towards one side of the concave part of the main support 1. The mounting groove 121 has all been seted up along length direction in the relative both sides border department of changeover portion 12, and the both ends of backup pad 6 are close to one side border department and rotate through the connecting pin respectively and connect on two cell walls of mounting groove 121, and the opposite side border parcel of backup pad 6 has silica gel to bordure 61, has the spacing face 122 of slope on the bottom surface of mounting groove 121, and when two backup pads 6 inwards overturn to leaning on and lean on spacing face 122, the one side that two backup pads 6 parcel have silica gel to bordure 61 draws close the slope relatively. Turning the supporting plate 6 inwards, the silica gel covered edge 61 of the supporting plate 6 can abut against the side part of the radius, and the supporting plate 6 is opposite to the ulna supporting block 41, namely the supporting plate 6 abuts against the outer side of the radius, the ulna supporting block 41 abuts against the outer side of the ulna, and the supporting plate and the supporting block form a transverse clamping mode to ensure stability.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the terms main support 1, mounting segment 11, mounting hole 111, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to the spirit of the present invention.

Claims

1. A radial artery hemostat comprises a strip-shaped plate-shaped main support (1) and a wrist strap (2), wherein one end of the wrist strap (2) is detachably connected with one end of the main support (1), and the other end of the wrist strap is fixedly connected with the other end of the main support (1), the wrist strap (2) is sleeved with an ulna supporting block (41) used for being abutted against an ulna in a sliding mode, the main support (1) is C-shaped, one end of the concave side of the main support (1) is fixedly provided with a radius supporting block (16) used for being abutted against the radius, the other end of the main support (1) is connected with a pressing column (3) in a sliding mode, one end of the pressing column (3) extends towards the concave side of the main support (1) and is fixedly provided with a pressing block (31), and an adjusting piece capable of adjusting the extending length of the pressing column (3) towards the concave side is further arranged on the main support (1); main support (1) is including changeover portion (12), the relative both sides border department of changeover portion (12) all rotates and is connected with backup pad (6), backup pad (6) are rectangular form, and backup pad (6) set up, two along the length direction of changeover portion (12) backup pad (6) all can be to one side upset of main support (1) indent, work as two backup pads (6) and draw close the slope relatively in one side of two backup pads (6) inwards after inwards overturning, and backup pad (6) are relative with ulna supporting shoe (41).

2. The radial artery hemostat according to claim 1, wherein the angle between the length direction of the pressing column (3) and the protruding direction of the radius support block (16) is an obtuse angle.

3. The radial artery hemostat according to claim 2, wherein the main stent (1) comprises a mounting section (11) connected with one end of the transition section (12) and a supporting section (13) connected with the other end of the transition section (12), the mounting section (11) and the transition section (12) are both flat-plate-shaped, the mounting section (11) and the transition section (12) are in arc transition, the pressing column (3) is slidably connected on the mounting section (11), the supporting section (13) is arc-shaped, and the radius supporting block (16) is fixed on the concave side of the supporting section (13).

4. The radial artery hemostat according to claim 3, wherein the mounting section (11) is provided with a mounting hole (111), the pressing column (3) slides through the mounting hole (111), the pressing column (3) is circumferentially positioned with the main support (1), the adjusting member comprises an adjusting sleeve (5) rotatably connected to the outer side surface of the main support (1), the adjusting sleeve (5) is sleeved on the outer end of the pressing column (3), and the inner circumferential surface of the adjusting sleeve (5) is in threaded connection with the outer circumferential surface of the pressing column (3).

5. The radial artery hemostat according to claim 2, 3 or 4, wherein the pressing block (31) is wrapped by a silica gel sleeve (32), a pressure sensor (7) for detecting the radial artery blood pressure is arranged between the bottom surface of the pressing block (31) and the silica gel sleeve (32), a display (8) capable of displaying the radial artery blood pressure is arranged on the end surface of the outer end of the pressing column (3), and the pressure sensor (7) is electrically connected with the display (8).

6. The radial artery hemostat according to claim 5, further comprising an arc-shaped plate-shaped side support (4), wherein the ulna support block (41) is fixed on the concave side of the side support (4), the side support (4) is provided with a connecting lug (42) on the outer side surface, a through hole (421) is formed on the connecting lug (42), and the wrist strap (2) passes through the through hole (421).

7. The radial artery hemostat according to claim 6, wherein the radius support block (16) and the ulna support block (41) are both made of silica gel material, and the main stent (1) and the side stent (4) are both made of transparent plastic.

8. The radial artery hemostat according to claim 1, wherein the opposite edges of the transition section (12) are provided with mounting grooves (121) along the length direction, the two ends of the support plate (6) close to one side edge are respectively connected to the two groove walls of the mounting grooves (121) through connecting pins in a rotating manner, the other side edge of the support plate (6) is wrapped with silica gel wrapping edges (61), the bottom surface of the mounting grooves (121) is provided with inclined limiting surfaces (122), and when the two support plates (6) are turned inwards to abut against the limiting surfaces (122), the side of the two support plates (6) wrapped with the silica gel wrapping edges (61) are relatively close to and inclined.

9. The radial artery hemostat according to claim 3, wherein the external end of the supporting section (13) further has a connecting section (14), the connecting section (14) is disposed in parallel with the mounting section (11), the external end of the mounting section (11) and the connecting section (14) are both provided with connecting holes (15), one end of the wrist strap (2) passes through the connecting hole (15) of the mounting section (11) and is fixedly connected with the mounting section (11), the other end of the wrist strap (2) can pass through the connecting hole (15) of the connecting section (14), and the part of the wrist strap (2) passing through the connecting hole (15) is adhered to the part of the wrist strap (2) not passing through the connecting hole (15) by a magic tape (21).