CN210871842U

CN210871842U - Radial artery compressor

Info

Publication number: CN210871842U
Application number: CN201921571628.1U
Authority: CN
Inventors: 杨杰; 周洋; 刘宇晗
Original assignee: Second Affiliated Hospital of Chongqing Medical University
Current assignee: Second Affiliated Hospital of Chongqing Medical University
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-06-30
Anticipated expiration: 2029-09-20

Abstract

The utility model provides a radial artery compressor, which comprises a supporting pad for supporting arms, a first connecting belt and a second connecting belt which are respectively arranged at the two symmetrical sides of the supporting pad, and a compressing head which can slide along the length direction of the first connecting belt or the second connecting belt; the pressing head comprises an upper end part and a lower end part, a through hole is formed in the upper end part, and the first connecting belt or the second connecting belt penetrates through the through hole; after the end part of the first connecting belt is connected with the end part of the second connecting belt, the lower end part of the pressing head applies pressure to a point to be pressed on the arm, and the pressure is adjusted by adjusting the connection tightness degree of the first connecting belt and the second connecting belt. The compressor can flexibly adjust the compression position, adjusts the pressure applied to the point to be compressed by adjusting the connection tightness degree of the first connecting belt and the second connecting belt, and is simple and easy to implement; the pain of the patient is relieved, the comfort level of the puncture process, the operation process and the compression process is increased, and the success rate of the radial artery puncture is improved.

Description

Radial artery compressor

Technical Field

The utility model relates to a medical treatment hemostasis device, concretely relates to radial artery compressor.

Background

Generally, interventional diagnosis and treatment operations, especially interventional operations in cardiology, are performed through a radial artery access of a patient, and the interventional operations of the radial artery access have the advantages of few complications, short time for limiting activities of a patient lying in bed, low treatment cost and the like, but like other arterial puncture operations, complete arterial hemostasis after the surgical operation is an important ring for preventing bleeding at a puncture point after the interventional operation, and arterial hemostasis is generally performed by a method of compressing the arterial puncture point.

At present, the two major types of radial artery compression devices widely used clinically mainly include an air bag compression device and a knob compression device. The former achieves the aim of hemostasis by injecting air with different volumes into the air bag to control the pressure of the air bag on the puncture point of the radial artery, and the latter achieves the aim of hemostasis by controlling the pressure on the puncture point of the radial artery through a knob. However, the structures of these arterial compressors are complicated due to the need of a special pressure adjusting mechanism, and the positions of the compression points of these compressors are not easy to adjust, so that the pressure regulating mechanism cannot be adjusted adaptively according to the thickness of the arm of the patient and the physical structure of the radial artery of the patient.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defects existing in the prior art, the present invention provides a radial artery compressor.

In order to achieve the above object of the present invention, the present invention provides a radial artery compressor, which comprises a supporting pad for supporting an arm, a first connecting belt and a second connecting belt respectively disposed at two symmetrical sides of the supporting pad, and a compressing head capable of sliding along the length direction of the first connecting belt or the second connecting belt;

the compression head comprises an upper end part and a lower end part, a through hole is formed in the upper end part, and the first connecting belt or the second connecting belt penetrates through the through hole;

the end part of the first connecting belt is detachably connected with the end part of the second connecting belt;

after the end part of the first connecting belt is connected with the end part of the second connecting belt, the lower end part of the pressing head applies pressure to a point to be pressed on the arm, and the pressure is adjusted by adjusting the connection tightness degree of the first connecting belt and the second connecting belt.

The beneficial effects of the above technical scheme are: in the using process, the lower end part of the pressing head is pressed at the position of a to-be-pressed point of the radial artery (the position of the to-be-pressed point is shown in figure 5), the first connecting belt and the second connecting belt are connected, the connection tightness degree of the first connecting belt and the second connecting belt is adjusted, and the pressure of the lower end part to-be-pressed point is adjusted. The compressor can flexibly adjust the compression position through the slidable compression head, and can meet the radial artery compression hemostasis of arms with different thicknesses; the pressure of the point to be pressed is adjusted by adjusting the connection tightness degree of the first connecting belt and the second connecting belt, and the pressure-adjusting device is simple in structure, low in cost and easy to implement; the arm can be fixed to the supporting pad, avoids the arm to rock the problem of the pinch point skew that arouses for the arm is local to be releived, has alleviateed patient's pain, has increased puncture process, operation process and the comfort level of compression process, has improved radial artery puncture success rate. The puncture can avoid artifical oppression when failing, reduces medical staff work load, also can replace artifical oppression process when the operation finishes extracting the artery sheath, and convenient structure is convenient for put on holding in the palm or the operation bedside just can accomplish the arteriopuncture.

The utility model discloses an in a preferred embodiment, still including setting up in first connecting band and second connecting band and adjusting the elasticity adjustment mechanism that first connecting band and second connecting band connect the elasticity degree.

The beneficial effects of the above technical scheme are: the degree of tightness of connection of the first connecting belt and the second connecting belt is convenient to adjust.

The utility model discloses an in a preferred embodiment, the elasticity adjustment mechanism including be located respectively first connecting band tip and second connecting band tip the hole buckle and with a plurality of knot holes of hole buckle complex, a plurality of knot holes set up along second connecting band length direction interval.

The beneficial effects of the above technical scheme are: the utility model discloses a specific structure of elasticity degree is connected to first connecting band of regulation and second connecting band, adopts the mode of detaining hole and hole knot in this specific structure, and the implementation is convenient for, simple structure.

In a preferred embodiment of the present invention, the tightness adjusting mechanism includes belt buckles respectively located at the first connecting belt end and the second connecting belt end and a plurality of belt teeth engaged with the belt buckles, and the plurality of belt teeth are arranged along the second connecting belt length direction at intervals.

The beneficial effects of the above technical scheme are: the utility model discloses another kind of specific structure who adjusts first connecting band and second connecting band connection elasticity, adopts the mode of belt clamp and belt tooth in this specific structure, and the implementation is convenient for, simple structure.

In a preferred embodiment of the present invention, the belt loop is slidable on the first connecting belt or the second connecting belt.

The beneficial effects of the above technical scheme are: the connecting device is used for restraining the overlong part of the first connecting belt or the second connecting belt after being connected, so that the appearance is improved.

In a preferred embodiment of the present invention, when the pressing head slides along the length direction of the first connecting belt, the length of the first connecting belt is greater than the length of the second connecting belt;

when the pressing head slides along the length direction of the second connecting belt, the length of the second connecting belt is larger than that of the first connecting belt.

The beneficial effects of the above technical scheme are: the pressing position of the pressing head can be conveniently adjusted in a large range.

In a preferred embodiment of the present invention, the lower end portion includes a rigid core and a flexible layer sleeved outside the core;

or the lower end part is an air bag.

The beneficial effects of the above technical scheme are: the lower end part can be flexibly contacted with the skin, and the pressing force can be well transmitted due to the rigidity.

In a preferred embodiment of the present invention, the compression head further comprises a spring connecting the upper end portion and the lower end portion.

The beneficial effects of the above technical scheme are: through setting up the spring for the oppression head has shockproof effect, makes the oppression power of acting on treating the oppression point stable, is difficult for receiving vibrations and influences.

The utility model discloses an in a preferred embodiment, still including set up in oppress overhead pressure sensor that is used for the sensing to oppress head downward pressure, and be located the display module of upper end terminal surface, pressure sensor's output and display module's input are connected.

The beneficial effects of the above technical scheme are: the real-time compression force is convenient to know, the compression force is convenient to adjust to the allowable range quickly, and the user experience is improved.

In a preferred embodiment of the present invention, all or a part of the upper surface of the support pad is a curved surface;

and/or the supporting pad includes the top layer and by the top layer is around the inner chamber that forms, the top layer is made for waterproof material, it has silica gel to fill in the inner chamber.

The beneficial effects of the above technical scheme are: the cambered surface is arranged to facilitate the improvement of the comfort of the patient when the arm is placed. The surface layer is made of waterproof materials, so that the cleaning and the disinfection are convenient, even if arterial blood or iodophor is polluted, the disinfection can be completed only by simple cleaning and wiping with a disinfectant, and the use is convenient; adopt bilayer structure, in the use, after the top layer is damaged, can maintain through repairing or changing the top layer, the silica gel in the inner chamber need not to be changed, greatly the cost is reduced, durable.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a first schematic view of a preferred embodiment of the present invention showing the first and second straps disconnected;

FIG. 2 is a second schematic view of a preferred embodiment of the present invention showing the first and second straps disconnected;

fig. 3 is a schematic structural view illustrating a first connection band and a second connection band connected according to a preferred embodiment of the present invention;

fig. 4 is a schematic structural view of a compression head according to a preferred embodiment of the present invention;

fig. 5 is a schematic diagram of the position of a point to be pressed in a preferred embodiment of the present invention.

Reference numerals:

1 supporting pad; 11 cambered surface; 2 a first connecting belt; 3 a second connecting band; 4 pressing the head; 41 upper end portion; 42 lower end portion; 421 a core body; a 422 flexible layer; 43 through holes; 5, an elasticity adjusting mechanism; a 51-hole buckle; 52, buckling holes; 53 belt fastener; 54 belt teeth; 6 a belt loop; 7 a pressure sensor; 8 a display module; 12 arteries; 13 a needle head; 14 epidermal puncture wound; 15 point to be pressed.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

The utility model provides a radial artery compressor, in a preferred embodiment, the compressor structure schematic diagram is shown in fig. 1-3, comprising a supporting pad 1 for supporting the arm, a first connecting belt 2 and a second connecting belt 3 which are respectively arranged at the two symmetrical sides of the supporting pad 1, and a compressing head 4 which can slide along the length direction of the first connecting belt 2 or the second connecting belt 3;

the pressing head 4 comprises an upper end part 41 and a lower end part 42, a through hole 43 is arranged on the upper end part 41, and the first connecting belt 2 or the second connecting belt 3 passes through the through hole 43;

the end part of the first connecting belt 2 is detachably connected with the end part of the second connecting belt 3;

after the end of the first connecting belt 2 is connected with the end of the second connecting belt 3, the lower end 42 of the pressing head 4 applies pressure to the point 15 to be pressed on the arm, and the pressure is adjusted by adjusting the tightness degree of the connection between the first connecting belt 2 and the second connecting belt 3.

In the present embodiment, the shape of the support pad 1 is preferably, but not limited to, a rectangular parallelepiped, an ellipsoid, a semi-cylinder, a square, and the like; in an application scene, when supporting pad 1's shape was the cuboid, the length of cuboid was 20cm, and the width is 15cm, and the height is 10cm, and the arm is placed along the broadside, and long limit both sides are equipped with first connecting band 2 and second connecting band 3, and is preferred, is equipped with the cambered surface that extends along the width direction at the upper surface center of supporting pad 1, and the width of cambered surface is 10 cm. The material of the support pad 1 is preferably, but not limited to, silicone, plastic, wood, etc.

In the present embodiment, the first connecting band 2 and the second connecting band 3 are preferably, but not limited to, elastic band, belt, or the like; the end of the first connecting band 2 and the end of the second connecting band 3 are preferably, but not limited to, detachably connected by tying a slipknot, and the tightness of the connection of the first connecting band 2 and the second connecting band 3 is adjusted by tying loose or tight, so as to adjust the pressure applied by the lower end 42 of the pressing head 4 to the point 15 to be pressed on the arm.

In the present embodiment, the position of the point 15 to be compressed is schematically shown in fig. 5, which is located on the superficial skin, and since the needle 13 punctures obliquely in general and the artery 12 is located at a position deeper below the skin, the point 15 to be compressed is located at the position where the epidermal puncture wound 14 moves 2 to 3cm in the puncture direction.

In the present embodiment, the end portion of the first connecting band 2 and the second connecting band 3 may be respectively fixedly connected to the two lower wide sides of the supporting pad 1, as shown in fig. 1; the end of the first connecting belt 2 and the second connecting belt 3 can also be fixedly connected to the two upper wide sides of the supporting pad 1, respectively, as shown in fig. 2.

In the present embodiment, the inner diameter of the through hole 43 should be larger than the outer diameters of the first connecting band 2 and the second connecting band 3 so that the pressing head 4 can easily slide on the first connecting band 2 or the second connecting band 3.

In the present embodiment, the upper end portion 41 and the lower end portion 42 may be integrally formed, or may be connected by a pin connection, a screw connection, welding, or the like. As shown in fig. 1-4, the lower end 42 is preferably a tapered structure with a large upper part and a small lower part, so that the pressure of the pressure point is relatively high, and the pressure effect is enhanced, but the area of the lower end of the tapered structure should be larger than the size of the puncture wound, so as to ensure that the puncture point can be completely pressed; preferably, the lower end 42 should be surface treated to have a low surface roughness. The lower end 42 may also be cylindrical or rectangular or cubic in configuration.

In a preferred embodiment, as shown in fig. 1 to 3, the compressor further comprises a tightness adjusting mechanism 5 disposed on the first connecting belt 2 and the second connecting belt 3 for adjusting the tightness of the connection between the first connecting belt 2 and the second connecting belt 3.

In the present embodiment, as shown in fig. 2, the tightness adjusting mechanism 5 preferably includes a hole buckle 51 and a plurality of buckle holes 52, wherein the hole buckle 51 is located at an end of the first connecting belt 2 and an end of the second connecting belt 3, and the plurality of buckle holes 52 are arranged at intervals along the length direction of the second connecting belt 3. Through the matching connection of the different buckle holes 52 and the hole buckles 51, the different tightness adjustment of the connection of the first connecting belt 2 and the second connecting belt 3 is realized, and further the adjustment of different pressures applied to the point 15 to be pressed on the arm by the lower end part 42 of the pressing head 4 is realized.

In the present embodiment, as shown in fig. 1, the tightness adjusting mechanism 5 preferably includes a belt buckle 53 located at an end of the first connecting belt 2 and an end of the second connecting belt 3, and a plurality of belt teeth 54 engaged with the belt buckle 53, and the plurality of belt teeth 54 are provided at intervals along the length direction of the second connecting belt 3. Through the matching connection of different belt teeth 54 and belt buckles 53, the different tightness adjustment of the connection of the first connecting belt 2 and the second connecting belt 3 is realized, and further the adjustment of different pressures of the point to be pressed 15 on the arm is implemented by the lower end part 42 of the pressing head 4.

In a preferred embodiment, a belt loop 6 is further included that is slidable on the first connecting belt 2 or the second connecting belt 3. After the first connecting belt 2 or the second connecting belt 3 is connected, the overlong connecting belt is bound, as shown in fig. 3.

In a preferred embodiment, when the pressing head 4 slides along the length direction of the first connecting band 2, the length of the first connecting band 2 is greater than the length of the second connecting band 3;

when the pressing head 4 slides along the length direction of the second connecting belt 3, the length of the second connecting belt 3 is larger than that of the first connecting belt 2.

In a preferred embodiment, as shown in FIG. 4, the lower end 42 includes a rigid core 421 and a flexible layer 422 disposed over the core 421.

In the present embodiment, the core 421 is preferably, but not limited to, made of metal or hard plastic, and the flexible layer 422 is preferably, but not limited to, made of flexible material such as silicone.

In a preferred embodiment, the lower end 42 is an air bag.

In this embodiment, the balloon is preferably, but not limited to, ellipsoidal, and has an interior filled with gas for compression of the artery above the arterial puncture site. The airbag and the lower surface of the upper end portion 41 are preferably, but not limited to, fixedly connected by means of adhesion.

In a preferred embodiment, the compression head 4 further comprises a spring connecting the upper end portion 41 and the lower end portion 42.

In the present embodiment, the spring is preferably, but not limited to, an existing pressure spring, and contributes to pressure stabilization, and can eliminate the influence of vibration on the pressing effect.

In a preferred embodiment, the pressing head device further comprises a pressure sensor 7 arranged on the pressing head 4 for sensing the downward pressure of the pressing head 4, and a display module 8 arranged on the end face of the upper end portion 41, wherein the output end of the pressure sensor 7 is connected with the input end of the display module 8.

In the present embodiment, the pressure sensor 7 may be provided on a contact surface of the lower end portion 42 of the compression head 4 that contacts the arm, may be provided on an upper surface of the lower end portion 42 to sense the pressure of the upper end portion 41 against the lower end portion 42, or may be provided on a lower bottom surface of the through hole 43 of the upper end portion 41 to sense the pressure of the first connection belt 2 or the second connection belt 3 against the lower bottom surface. Preferably, when lower end 42 includes a rigid core 421 and a compliant layer 422 disposed over core 421, the pressure sensor is disposed between the tip of core 421 and compliant layer 422, as shown in FIG. 4.

In the present embodiment, as shown in fig. 4, it is preferable that wire holes are opened in the upper end portion 41 and the lower end portion 42 of the pressing head 4, and connection wires between the output end of the pressure sensor 7 and the input end of the display module 8 are passed through the wire holes.

In this embodiment, the pressure sensor 7 is preferably, but not limited to, an existing piezoresistive pressure sensor, the display module 8 includes a display unit, and the specific connection and display principle of the piezoresistive pressure sensor and the display unit can refer to the technical solution in chinese patent with publication No. CN102889962B, which is not described herein again.

In a preferred embodiment, all or part of the upper surface of the support pad 1 is a cambered surface 11;

and/or the support pad 1 comprises a surface layer and an inner cavity surrounded by the surface layer, wherein the surface layer is made of waterproof material, and the inner cavity is filled with silica gel, which is not shown in the attached drawings.

In the embodiment, the surface layer can be made of the existing high polymer flexible plastic, so that the cleaning and the disinfection are convenient, even if arterial blood or iodophor is polluted, the disinfection can be completed only by simply cleaning and wiping with a disinfectant, and the use is convenient; adopt bilayer structure, in the use, after the top layer is damaged, can maintain through repairing or changing the top layer, the silica gel in the inner chamber need not to be changed, greatly the cost is reduced, durable.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A radial artery compressor is characterized by comprising a supporting pad for supporting an arm, a first connecting belt and a second connecting belt which are respectively arranged at two symmetrical sides of the supporting pad, and a compressing head which can slide along the length direction of the first connecting belt or the second connecting belt;

2. The radial artery compressor of claim 1, further comprising a tightness adjustment mechanism disposed on the first connecting strap and the second connecting strap for adjusting the tightness of the connection of the first connecting strap and the second connecting strap.

3. The radial artery compressor of claim 2, wherein the slack adjustment mechanism comprises a hole buckle at each of the first and second connecting strap ends and a plurality of buckle holes engaged with the hole buckles, the plurality of buckle holes being spaced apart along the length of the second connecting strap.

4. The radial artery compressor of claim 2, wherein the slack adjustment mechanism comprises a belt buckle at each of the first and second connecting belt ends and a plurality of belt teeth engaged with the belt buckle, the plurality of belt teeth being spaced apart along the length of the second connecting belt.

5. The radial artery compressor of claim 3 or 4, further comprising a strap loop slidable over the first connecting band or the second connecting band.

6. The radial artery compressor of claim 1, wherein the length of the first connecting strap is greater than the length of the second connecting strap when the compression head is slid along the length of the first connecting strap;

7. The radial artery compressor of claim 1, wherein said lower end portion comprises a rigid core and a flexible layer disposed over said core;

or the lower end part is an air bag.

8. The radial artery compressor of claim 1, wherein the compression head further comprises a spring connecting the upper end portion and the lower end portion.

9. The radial artery compressor of any one of claims 1, 2, 3, 4, 6, 7 or 8, further comprising a pressure sensor disposed on said compression head for sensing the downward pressure of the compression head, and a display module disposed on the end surface of said upper end portion, wherein the output end of said pressure sensor is connected to the input end of the display module.

10. The radial artery compressor of claim 1, wherein all or a portion of the upper surface of the support pad is a curved surface;