Radial artery blood sampling backrest with fixing belt

Abstract

The utility model belongs to radial artery blood sampling auxiliary tool technical field, concretely is a kind of radial artery blood sampling back cushion with fixing belt, including support seat, the top surface of support seat is fixed with silica gel pad, the top surface side portion of silica gel pad is fixedly connected with connecting band, the one side of connecting band is fixedly connected with triangular support plate, the side wall side portion of triangular support plate is equipped with connecting groove, the inner wall of connecting groove is fixed with connecting rod, the side wall side portion of triangular support plate is fixed with first binding belt.The utility model medical staff places patient forearm on silica gel pad, and patient hand back is adhered on triangular support plate, so that patient hand keeps wrist back extension posture, then medical staff is bound palm and finger of patient respectively by first binding belt and second binding belt on triangular support plate, realizes the stable fixing of patient palm, and it is convenient for patient to keep standard posture stably, improves the stability of blood sampling operation.

Description

Technical Field

[0001] This utility model belongs to the technical field of radial artery blood collection auxiliary tools, specifically relating to a radial artery blood collection cushion with a fixing strap. Background Technology

[0002] Radial artery blood sampling is a common clinical procedure used to collect arterial blood for blood gas analysis. Precise selection of the puncture site is crucial for specimen collection, requiring the patient to maintain a dorsiflexed wrist position with the palm facing upwards. Painful stimulation combined with the discomfort of the dorsiflexed wrist position can prevent the patient from maintaining this hand position or cause sudden movement, leading to failed arterial blood collection or complications such as hematoma and nerve damage.

[0003] Currently, patients typically maintain the blood collection posture themselves, or medical staff manually support the patient's limbs to maintain the designated blood collection posture. However, this method lacks stability. Therefore, it is necessary to propose a radial artery blood collection cushion with a fixation strap to solve the above problems. Utility Model Content

[0004] To address the aforementioned problems in the existing technology, this utility model provides a radial artery blood collection cushion with a fixing strap, which features convenient operation, stable positioning, and strong practicality.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a radial artery blood collection cushion with a fixing strap, comprising a support base, a silicone pad fixed to the top surface of the support base, a connecting strap fixedly connected to the edge of the top surface of the silicone pad, a triangular support plate fixedly connected to one side of the connecting strap, the acute angle end of the triangular support plate fixedly connected to the connecting strap, a connecting groove provided on one side wall of the triangular support plate, a connecting rod fixed to the inner wall of the connecting groove, a first binding strap fixed to one side wall of the triangular support plate, one end of the first binding strap penetrating the connecting groove, one end of the first binding strap located between the connecting groove and the connecting rod, a second binding strap fixed to one side of the first binding strap, one end of the second binding strap located between the connecting groove and the connecting rod, a first adhesive patch fixed to the side wall of one end of the first binding strap, and the second binding strap having the same structure as the first binding strap.

[0006] As a preferred technical solution of the radial artery blood collection cushion with fixing strap of this utility model, an adjusting arc plate is fixedly connected to one side wall of the support base, and an arc-shaped slot is provided on the other side wall of the triangular support plate. One end of the adjusting arc plate is inserted into the inner side of the arc-shaped slot, and a positioning component is inserted into one side of the adjusting arc plate.

[0007] As a preferred technical solution of the radial artery blood collection cushion with fixing strap of this utility model, the positioning component includes a positioning rod, a traction plate and a spring. One end of the positioning rod is fixed to the traction plate, and a spring is fixed to the side wall of the traction plate. One end of the spring is fixedly connected to the side wall of the triangular support plate. The side wall of the triangular support plate is provided with a moving hole. One end of the moving hole is connected to an arc-shaped slot. The positioning rod passes through the moving hole, and one end of the spring is fixed to the outside of the moving hole.

[0008] As a preferred technical solution of the radial artery blood collection cushion with fixing strap of this utility model, the side wall of the adjusting arc plate is provided with positioning holes, one end of the positioning rod is inserted into the inner side of the positioning hole, and there are multiple positioning holes.

[0009] As a preferred technical solution of the radial artery blood collection cushion with fixing strap of this utility model, a suction cup is fixed on the bottom surface of the support base.

[0010] As a preferred technical solution of the radial artery blood collection pad with fixing strap of this utility model, the top surface of the silicone pad is provided with an arc-shaped groove.

[0011] Compared with the prior art, the beneficial effects of this utility model are: In use, this utility model consists of a support base, a silicone pad, and a triangular support plate. The silicone pad is adhered to the top of the support base, and the triangular support plate is fixedly connected to one side of the silicone pad via a connecting strap. One end of the connecting strap is connected to the acute angle end of the triangular support plate, and the top surface of the triangular support plate is tilted downwards. When performing radial artery blood collection, medical staff place the patient's forearm on the silicone pad with the palm facing upwards, and then place the back of the patient's hand against the triangular support plate, keeping the patient's hand in a dorsiflexed wrist position. Subsequently, medical staff use the first and second restraint straps on the triangular support plate to restrain the patient's palm and fingers respectively, achieving stable fixation of the patient's hand. The fixation operation is convenient, allowing the patient to maintain a stable standard posture and improving the stability of the blood collection operation. The overall tool structure is simple and easy to use. In addition, by fixing an adjustable arc plate to the side wall of the support base and setting an arc-shaped slot on one side wall of the triangular support plate, the adjustable arc plate is inserted into the inner side of the arc-shaped slot. The adjustable arc plate can provide stable support for the triangular support plate, allowing it to stably place the patient's palm. A positioning component is set on the triangular support plate. The positioning rod of the positioning component passes through the arc-shaped slot and is inserted into the side wall of the adjustable arc plate, realizing the relative fixation of the adjustable arc plate and the triangular support plate. Multiple positioning holes are set on the side wall of the adjustable arc plate. Medical staff can pull the positioning rod outward, so that the arc-shaped slot can move outside the adjustable arc plate, thereby adjusting the tilt angle of the top surface of the triangular support plate, which facilitates adjusting the downward tilt angle of the patient's palm. After adjustment, the positioning rod can be inserted again for fixation. It can be flexibly adjusted according to the actual situation of the patient (palm thickness; patients with thicker palms may not have enough wrist flexion when placed on the triangular support plate, requiring the triangular support plate to be lowered) and blood collection needs, making it highly practical. Attached Figure Description

[0012] The accompanying drawings are provided to further illustrate the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention, but do not constitute a limitation thereof. In the drawings: Figure 1 This is a schematic diagram of the overall structure of this utility model; Figure 2 This is a cross-sectional schematic diagram of the present invention; Figure 3 This is a three-dimensional sectional view of the triangular support plate of this utility model; Figure 4 For the present utility model Figure 3 Enlarged diagram of point A in the middle.

[0013] In the diagram: 1. Support base; 2. Silicone pad; 21. Arc groove; 3. Suction cup; 4. Connecting strap; 5. Triangular support plate; 51. First restraint strap; 511. First adhesive tape; 52. Second restraint strap; 53. Arc slot; 531. Moving hole; 54. Connecting groove; 55. Connecting rod; 6. Positioning assembly; 61. Positioning rod; 62. Pulling plate; 63. Spring; 7. Adjusting arc plate; 71. Positioning hole. Detailed Implementation

[0014] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0015] Example 1

[0016] Please see Figure 1-4 This utility model provides the following technical solution: a radial artery blood collection cushion with a fixing strap, including a support base 1 made of metal or other rigid materials, providing stable support and a low center of gravity. A silicone pad 2 is fixed to the top surface of the support base 1, allowing for comfortable placement of the patient's arm. A connecting strap 4, made of flexible material, is fixedly connected to the edge of the top surface of the silicone pad 2. A triangular support plate 5 is fixedly connected to one side of the connecting strap 4, with its top surface tilted downwards. The acute angle end of the triangular support plate 5 is fixedly connected to the connecting strap 4, and the obtuse angle end of the triangular support plate 5 is located on one side of the support base 1, with a certain distance between them. See the attached document for details. Figure 1 Appendix Figure 2 With appendix Figure 3 A connecting groove 54 is provided on one side wall of the triangular support plate 5. A connecting rod 55 is fixed to the inner wall of the connecting groove 54. A first binding strap 51 is fixed to one side wall of the triangular support plate 5. One end of the first binding strap 51 passes through the connecting groove 54 and is located between the connecting groove 54 and the connecting rod 55. A second binding strap 52 is fixed to one side of the first binding strap 51. One end of the second binding strap 52 is located between the connecting groove 54 and the connecting rod 55. A first adhesive tape 511 is fixed to the side wall of one end of the first binding strap 51. The second restraint strap 52 has the same structure as the first restraint strap 51. One end of the restraint strap is wrapped around the connecting rod 55 and can be attached to the middle of the restraint strap. In this method, when performing radial artery blood collection on a patient, the patient's forearm is placed on the silicone pad 2, and the patient's palm and back of the hand are placed against the top surface of the triangular support plate 5, so that the patient's palm is tilted downward and the wrist is kept in a dorsiflexed position. Then, the medical staff uses the restraint strap to restrain and position the patient's palm, so that the patient can maintain the specified position for blood collection. The restraint strap stably restrains the patient's palm, making the operation convenient and the blood collection stable.

[0017] Reference Figure 1 As shown, specifically, a suction cup 3 is fixed to the bottom surface of the support base 1, which is used to adsorb the external operating table and improve the stability of the support base 1.

[0018] Reference Figure 1 and Figure 2 As shown, specifically, the top surface of the silicone pad 2 is provided with an arc-shaped groove 21, which facilitates the placement of the patient's arm and prevents the arm from easily sliding to the sides.

[0019] Example 2

[0020] In another embodiment of this solution, refer to Figure 3 and Figure 4As shown, specifically, an adjusting arc plate 7 is fixedly connected to one side wall of the support base 1, and an arc-shaped slot 53 is provided on the other side wall of the triangular support plate 5. One end of the adjusting arc plate 7 is inserted into the inner side of the arc-shaped slot 53, and the adjusting arc plate 7 can move along the inner wall of the arc-shaped slot 53. A positioning component 6 is inserted into one side of the adjusting arc plate 7. The positioning component 6 includes a positioning rod 61, a pull plate 62, and a spring 63. One end of the positioning rod 61 is fixed to the pull plate 62, and a spring 63 is fixed to the side wall of the pull plate 62. One end of the spring 63 is fixedly connected to the side wall of the triangular support plate 5. The side wall of the triangular support plate 5 is provided with a moving hole 531. One end of the moving hole 531 passes through and connects to the arc-shaped slot 53. The positioning rod 61 passes through the moving hole 531, and one end of the spring 63 is fixed to the moving hole 531. On the outside of the moving hole 531, the side wall of the adjusting arc plate 7 is provided with a positioning hole 71. One end of the positioning rod 61 is inserted into the inside of the positioning hole 71. There are multiple positioning holes 71. By the contraction and pulling of the spring 63, the positioning rod 61 can be stably inserted into the inside of the positioning hole 71. At the same time, it is convenient to pull the positioning rod 61 outward. In this solution, the triangular support plate 5 is sleeved on the outside of the adjusting arc plate 7 through the arc slot 53, so that the adjusting arc plate 7 can stably support the triangular support plate 5, which is convenient for the stable placement of the patient's palm. When it is necessary to lower the triangular support plate 5 for some patients with thicker palms, medical staff can pull the positioning rod 61 outward, and then press down the triangular support plate 5 along the adjusting arc plate 7, thereby moving the patient's palm down to a suitable angle. The adjustment is flexible and highly practical.

[0021] The working principle and usage process of this utility model are as follows: When performing radial artery blood collection on a patient, the patient's forearm is placed on the top surface of the silicone pad 2, so that the back of the patient's hand is in contact with the top surface of the triangular support plate 5. Then, the medical staff uses the first restraint strap 51 and the second restraint strap 52 to wrap around and fix the patient's palm and fingers, so as to achieve stable fixation of the palm. At the same time, the medical staff can pull the positioning rod 61 outward according to the required downward tilt angle of the patient's palm, and then press down the triangular support plate 5 along the adjusting arc plate 7, which can drive the patient's palm down, so that the patient maintains a proper wrist dorsiflexion posture, improving the stability and convenience of the blood collection operation.

[0022] Finally, it should be noted that the above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A radial artery blood collection cushion with a fixing strap, comprising a support base (1), characterized in that: A silicone pad (2) is fixed to the top surface of the support base (1). A connecting strap (4) is fixedly connected to the edge of the top surface of the silicone pad (2). A triangular support plate (5) is fixedly connected to one side of the connecting strap (4). The acute angle end of the triangular support plate (5) is fixedly connected to the connecting strap (4). A connecting groove (54) is provided on one side wall of the triangular support plate (5). A connecting rod (55) is fixed to the inner wall of the connecting groove (54). A first binding strap (51) is fixed to one side wall of the triangular support plate (5). One end of the first binding strap (51) passes through the connecting groove (54), and one end of the first binding strap (51) is located between the connecting groove (54) and the connecting rod (55). A second binding strap (52) is fixed on one side of the first binding strap (51), and one end of the second binding strap (52) is located between the connecting groove (54) and the connecting rod (55). A first adhesive sticker (511) is fixed on one side wall of the first binding strap (51), and the second binding strap (52) has the same structure as the first binding strap (51).

2. The radial artery blood collection cushion with a fixing strap according to claim 1, characterized in that: An adjusting arc plate (7) is fixedly connected to one side wall of the support base (1), and an arc slot (53) is provided on the other side wall of the triangular support plate (5). One end of the adjusting arc plate (7) is inserted into the inner side of the arc slot (53), and a positioning component (6) is inserted into one side of the adjusting arc plate (7).

3. A radial artery blood collection cushion with a fixing strap according to claim 2, characterized in that: The positioning component (6) includes a positioning rod (61), a traction plate (62), and a spring (63). One end of the positioning rod (61) is fixed to the traction plate (62), and the side wall of the traction plate (62) is fixed to the spring (63). One end of the spring (63) is fixedly connected to the side wall of the triangular support plate (5). The side wall of the triangular support plate (5) is provided with a moving hole (531). One end of the moving hole (531) is connected to the arc-shaped slot (53). The positioning rod (61) passes through the moving hole (531), and one end of the spring (63) is fixed to the outside of the moving hole (531).

4. A radial artery blood collection cushion with a fixing strap according to claim 3, characterized in that: The side wall of the adjusting arc plate (7) is provided with positioning holes (71), and one end of the positioning rod (61) is inserted into the inside of the positioning hole (71). There are multiple positioning holes (71).

5. A radial artery blood collection cushion with a fixing strap according to claim 4, characterized in that: The bottom surface of the support base (1) is fixed with a suction cup (3).

6. A radial artery blood collection cushion with a fixing strap according to claim 5, characterized in that: The top surface of the silicone pad (2) is provided with an arc-shaped groove (21).

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