CN211460570U - Can make things convenient for medical personnel to puncture mount of radial artery blood sampling - Google Patents

Abstract

The utility model discloses a fixing frame which is convenient for medical staff to puncture the radial artery for blood collection, comprising a first fixing box, a second fixing box and a base, the second fixing box is arranged on the upper end of the base, and the first fixing box is It is fixedly arranged on the outer surface of the second fixing box, the upper end surface of the base is fixedly provided with a sliding column on both sides, and the sliding column slides through the second fixing box, and the adjacent surfaces of the second fixing box and the sliding column are both A groove is provided, a fixing plate is fixed inside the second fixing box, a sliding cavity is formed between the fixing plate and the inner top wall of the second fixing box, and two sliding chambers are slidably arranged in the sliding cavity. By designing the sliding rod and the first return spring, the fixed frame can be adjusted according to the thickness of the arm of the person to be blood drawn by lifting the sliding rod, and it can be automatically locked by loosening the sliding rod. The fixed position of the arm improves the success rate of blood collection and puncture tube placement.

Description

A fixed frame that can facilitate medical staff to puncture the radial artery for blood collection

technical field

The utility model belongs to the technical field of auxiliary equipment for medical blood collection, in particular to a fixing frame which can facilitate medical staff to puncture the radial artery for blood collection.

Background technique

In the process of medical blood collection, radial artery puncture is widely used, but affected by the body shaking of the blood sampler, the success rate of puncture cannulation is low, and repeated puncture, puncture point bleeding, hematoma and other phenomena are prone to occur. In order to ensure the success of puncture and cannulation, The medical staff will use a fixation device to fix the hands of the phlebotomy personnel to improve the success rate of puncture and catheterization.

The existing fixing frame for medical staff to puncture the radial artery for blood collection has different arm thicknesses for different patients. The traditional covering type fixing frame is prone to insufficient fastening, poor fixation effect, or too tight fastening, resulting in the compression of blood vessels. Therefore, we propose a fixed frame that can facilitate medical staff to puncture the radial artery for blood collection.

Utility model content

The purpose of the utility model is to provide a fixing frame that can facilitate medical staff to puncture the radial artery for blood collection, so as to solve the problem of the existing medical staff puncturing the radial artery blood collection for the fixing frame proposed in the above-mentioned background technology, and the thickness of the arms of different patients is different, The traditional cover-type fixing frame is prone to problems that the fastening is not fast enough, the fixing effect is poor, or the fastening is too tight, causing the blood vessel to be compressed.

In order to achieve the above purpose, the utility model provides the following technical solutions: a fixing frame that can facilitate medical staff to puncture the radial artery for blood collection, comprising a first fixing box, a second fixing box and a base, and the second fixing box is arranged on the bottom of the base. On the upper end, the first fixing box is fixedly arranged on the outer surface of the second fixing box, and sliding columns are fixedly arranged on both sides of the upper end surface of the base, and the sliding columns slide through the second fixing box, and the second fixing box The adjacent surfaces of the sliding column are provided with grooves, the interior of the second fixing box is fixedly provided with a fixing plate, and a sliding cavity is formed between the fixing plate and the inner top wall of the second fixing box, and the sliding cavity is formed. Two sliding blocks are slidably arranged in the cavity, and the opposite ends of the two sliding blocks are fixedly provided with fixing pins, the outer surface of the sliding column is provided with evenly distributed clamping grooves, the fixing pins are engaged with the clamping grooves, and the two A pressure block is slidably disposed on the adjacent surface of each slider, the upper end of the pressure block is fixed with a sliding rod, the upper surface of the second fixed box is fixed with a third fixed box, and the sliding rod slides through the third fixed box. A fixing box is provided, and the outer surface of the sliding rod is sleeved with a first return spring and a limiting ring, and the limiting ring is fixedly connected with the sliding rod.

Preferably, a sliding groove is formed on the lower surface of the sliding block, a second return spring is fixedly arranged at one end of the sliding groove, and a limit plate is fixed on the upper surface of the fixed plate, and the limit plate extends out of the sliding block. in the groove and fixedly connected with the second return spring.

Preferably, two first soft pads are symmetrically arranged in the grooves on the lower surface of the second fixing box, and second soft pads are fixedly arranged in the grooves on the upper surface of the base.

Preferably, the upper surface of the first fixing box is screwed through a screw rod, and the lower end of the screw rod is connected with a hexagonal column through a rotating shaft, and the hexagonal column slides out of the lower surface of the first fixing box, And the end of the extension end is fixedly provided with a circular arc plate.

Preferably, the circular arc plate has a circular arc structure, and a rubber cushion is provided on the lower surface of the circular arc plate by gluing.

Preferably, both sides of the lower surface of the pressure block and the adjacent surfaces of the two sliding blocks are both set as inclined surfaces, and the sliding blocks and the pressure block are slidably pressed together.

Preferably, the lower end of the outer side surface of the base is provided with a folding groove, the iron sheet with holes is arranged in the folding groove through the rotation of the rotating shaft, and the inner surface of the folding groove is embedded with a magnet, and the magnet is connected with the hole. Iron sheet phase adsorption.

Compared with the prior art, the beneficial effects of the present utility model are:

(1) By designing the sliding rod and the first return spring, the fixing frame can be adjusted according to the thickness of the arm of the person to be blood drawn by lifting the sliding rod, and it can be automatically locked by loosening the sliding rod. The operation is simple and convenient, and effectively realizes the adjustment of different thicknesses The limit of the arm is fixed, which improves the success rate of blood sampling and puncturing.

(2) By designing the second return spring to ensure that the fixed pin and the card slot are automatically released from the engagement, set up the first cushions symmetrically distributed on both sides, reserve a certain gap to avoid the radial artery from being compressed, and set up a circular arc plate , it is convenient to turn the screw rod to compress the radial artery to stop bleeding, and set the iron sheet with holes to facilitate the fixation of the device.

Description of drawings

1 is a top view of a first fixing box and a second fixing box of the present invention;

Fig. 2 is the front view of the second fixed box and the base of the utility model;

3 is a sectional view of the second fixing box of the present invention;

4 is a cross-sectional view of the first fixing box of the present invention;

Fig. 5 is the connection structure diagram of the slider and the fixed plate of the present invention;

In the figure: 1, the first fixed box; 2, the second fixed box; 3, the first cushion; 4, the base; 5, the second cushion; 7, the folding groove; 8, the iron sheet with holes; 9, Sliding column; 10, sliding block; 12, fixing plate; 13, fixing pin; 14, pressing block; 15, third fixing box; 16, sliding rod; 17, first return spring; 18, limit ring; 19, Arc plate; 20, hexagonal column; 21, screw rod; 22, chute; 23, limit plate; 24, second return spring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example

Please refer to FIG. 1-FIG. 5, the present utility model provides a technical solution: a fixing frame that is convenient for medical staff to puncture the radial artery for blood collection, comprising a first fixing box 1, a second fixing box 2 and a base 4, the second fixing The box 2 is arranged on the upper end of the base 4, the first fixing box 1 is fixedly arranged on the outer surface of the second fixing box 2, the upper end surface of the base 4 is fixedly provided with a sliding column 9 on both sides, and the sliding column 9 slides through the second fixing box 2. , the adjacent surfaces of the second fixing box 2 and the sliding column 9 are provided with grooves, the interior of the second fixing box 2 is fixedly provided with a fixing plate 12, and the inner top wall of the second fixing box 2 is formed between the fixing plate 12 and the second fixing box 2. There is a sliding cavity, and two sliding blocks 10 are slidably arranged in the sliding cavity. The opposite ends of the two sliding blocks 10 are welded and fixed with fixing pins 13. The outer surface of the sliding column 9 is provided with evenly distributed clamping grooves. The fixing pins 13 and the clamping The grooves are engaged, and the adjacent surfaces of the two sliders 10 are slidably provided with a pressure block 14, the upper end of the pressure block 14 is welded and fixed with a sliding rod 16, and the upper surface of the second fixed box 2 is welded and fixed with a third fixed box 15. The sliding rod 16 slides through the third fixing box 15, and the outer surface of the sliding rod 16 is sleeved with a first return spring 17 and a limit ring 18, and the limit ring 18 is fixed with the sliding rod 16. After the arm of the blood drawer is placed in the groove on the upper surface of the base 4, slide the second fixing box 2 downward to press and fix the arm, then release the sliding rod 16, and push it under the action of the first return spring 17 The pressing block 14 is pressed together with the two sliding blocks 10 , and the two sliding blocks 10 move to both sides to drive the fixing pins 13 to engage with the grooves on the outer surface of the sliding column 9 , so as to quickly fix the second fixing box 2 .

In this embodiment, a sliding groove 22 is formed on the lower surface of the sliding block 10, one end of the sliding groove 22 is fixedly provided with a second return spring 24, and the upper surface of the fixing plate 12 is welded and fixed with a limit plate 23, and the limit plate 23 protrudes The sliding groove 22 is fixedly connected with the second return spring 24, and the second return spring 24 is arranged to facilitate the two sliding blocks 10 to approach each other after the sliding rod 16 is lifted upward, so as to ensure that the fixing pin 13 and the slot on the sliding column 9 are released snap.

In this embodiment, two first soft pads 3 are symmetrically arranged in the grooves on the lower surface of the second fixing box 2 , and second soft pads 5 are fixedly arranged in the grooves on the upper surface of the base 4 , which are arranged symmetrically on both sides. For the first cushion 3, a certain gap is reserved to avoid compressing the radial artery during compression and fixation.

In this embodiment, the upper surface of the first fixing box 1 is screwed through a screw rod 21 , and the lower end of the screw rod 21 is connected with a hexagonal column 20 through a rotating shaft. The hexagonal column 20 slides out of the lower part of the first fixing box 1 A circular arc plate 19 is fixed at the end of the projecting end, the circular arc plate 19 is in a circular arc structure, and the lower surface of the circular arc plate 19 is glued and provided with a rubber cushion, and the circular arc plate 19 is arranged. It is convenient to turn the screw 21 to stop bleeding.

In this embodiment, both sides of the lower surface of the pressure block 14 and the adjacent surfaces of the two sliders 10 are both set as inclined surfaces, the slider 10 and the pressure block 14 are slidingly pressed together, and the inclined surfaces are provided to facilitate the realization of the sliding block 10 and the pressure block 14 . Sliding extrusion of the pressing block 14 .

In this embodiment, the lower end of the outer side surface of the base 4 is provided with a folding groove 7, the iron sheet 8 with holes is arranged in the folding groove 7 through the rotation of the rotating shaft, and the inner surface of the folding groove 7 is embedded with a magnet, and the magnet is connected with the belt. The perforated iron sheet 8 is adsorbed, and the perforated iron sheet 8 is arranged to facilitate the fixing of the equipment.

The working principle and use process of the utility model: by setting the sliding rod 16 and the first return spring 17, the sliding rod 16 is first lifted up during use, and after the arm of the blood drawer is placed in the groove on the upper surface of the base 4, the Slide the second fixing box 2 downward to press and fix the arm, then release the sliding rod 16, and under the action of the first return spring 17, push the pressing block 14 to press the two sliding blocks 10, and the two sliding blocks 10 move to both sides. It moves to drive the fixing pin 13 to engage with the slot on the outer surface of the spool 9, so as to realize the fast fixing of the second fixing box 2, the operation is simple and convenient, the limit fixing of the arms with different thicknesses is effectively realized, and the blood collection is improved. The success rate of puncture and cannulation;

By arranging the second return spring 24, it is convenient for the two sliders 10 to approach each other after the sliding rod 16 is lifted upward to ensure that the fixing pin 13 is released from the clamping groove on the sliding column 9, and the first soft Pad 3, a certain gap is reserved to avoid blocking the radial artery when pressing and fixing, and a circular arc plate 19 is provided to facilitate the rotation of the screw rod 21 to block the reserved gap between the second fixing box 2 and the arm, It can play the role of hemostasis. The perforated iron sheet 8 is arranged to facilitate fixing the equipment, and the magnet is arranged to facilitate the folding and closing of the perforated iron sheet 8, which is convenient for packaging and transportation.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. A fixing frame that can facilitate medical staff to puncture the radial artery for blood collection, comprising a first fixing box (1), a second fixing box (2) and a base (4), and the second fixing box (2) is arranged on the base The upper end of (4), the first fixing box (1) is fixedly arranged on the outer surface of the second fixing box (2), and it is characterized in that: sliding columns ( 9), the sliding column (9) slides through the second fixing box (2), the adjacent surfaces of the second fixing box (2) and the sliding column (9) are provided with grooves, and the second fixing box (2) is provided with grooves. The inside of the box (2) is fixedly provided with a fixing plate (12), a sliding cavity is formed between the fixing plate (12) and the inner top wall of the second fixing box (2), and two sliding chambers are arranged in the sliding cavity. There are two sliders (10), the opposite ends of the two sliders (10) are fixedly provided with fixing pins (13), the outer surfaces of the sliding columns (9) are provided with evenly distributed clamping grooves, and the fixing pins (13) ) is engaged with the card slot, the adjacent surfaces of the two sliders (10) are slidably provided with a pressure block (14), the upper end of the pressure block (14) is fixedly provided with a sliding rod (16), the second A third fixing box (15) is fixedly arranged on the upper surface of the fixing box (2), the sliding rod (16) slides through the third fixing box (15), and the outer surface of the sliding rod (16) is sleeved with a first fixing box (15). A return spring (17) and a limit ring (18), the limit ring (18) is fixedly connected with the sliding rod (16). 2. A kind of fixing frame that can facilitate medical staff to puncture radial artery blood collection according to claim 1, is characterized in that: the lower surface of described slider (10) is provided with chute (22), and described chute (10) is provided with chute (22). One end of 22) is fixedly provided with a second return spring (24), the upper surface of the fixing plate (12) is fixedly provided with a limit plate (23), and the limit plate (23) protrudes into the chute (22) and is fixedly connected with the second return spring (24). 3. A fixing frame that can facilitate medical staff to puncture the radial artery for blood collection according to claim 1, characterized in that: the lower surface groove of the second fixing box (2) is symmetrically provided with two first soft A pad (3), a second soft pad (5) is fixedly arranged in the groove on the upper surface of the base (4). 4. A fixing frame that can facilitate medical staff to puncture the radial artery for blood collection according to claim 1, characterized in that: the upper surface of the first fixing box (1) is screwed through a screw rod (21) , the lower end of the screw rod (21) is connected with a hexagonal column (20) through the rotation of the rotating shaft, the hexagonal column (20) slides out of the lower surface of the first fixing box (1), and the end of the extension end is fixedly arranged There is a circular arc plate (19). 5. A fixing frame that can facilitate medical staff to puncture the radial artery for blood collection according to claim 1, characterized in that: it further comprises a circular arc plate (19), and the circular arc plate (19) is in a circular arc structure, And the lower surface of the circular arc plate (19) is provided with a rubber cushion by gluing. 6. A fixing frame that is convenient for medical staff to puncture the radial artery for blood collection according to claim 1, characterized in that: both sides of the lower surface of the pressing block (14) are adjacent to the two sliders (10). The surfaces are all set as inclined surfaces, and the sliding block (10) and the pressing block (14) are slidably pressed together. 7. A fixing frame that can facilitate medical staff to puncture radial artery blood collection according to claim 1, characterized in that: the lower end of the outer side of the base (4) is provided with a folding groove (7), the folding A perforated iron sheet (8) is arranged in the groove (7) through the rotation of the rotating shaft, and a magnet is embedded in the inner surface of the folding groove (7), and the magnet is attracted to the perforated iron sheet (8).

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