CN213075657U

CN213075657U - Blood sampling device for hemodialysis nursing

Info

Publication number: CN213075657U
Application number: CN202021500716.5U
Authority: CN
Inventors: 陈鸿; 褚云
Original assignee: Nantong First Geriatric Hospital
Current assignee: Nantong First Geriatric Hospital
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-04-30
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a blood sampling device is used in blood nursing of passing through, including the sample syringe needle, protector is installed to the end of sample syringe needle, protects the sample syringe needle through protector, and protector includes the fixed block, and the fixed block is horizontal cylindric, and the end of the left side wall fixedly connected with sample syringe needle of fixed block, the draw-in groove has been seted up at the left side wall edge of fixed block. This blood sampling device for hemodialysis nursing, only protect the sample syringe needle through the protection head that sets up in through protector, and fix the sample syringe needle through the fixed block pair, utilize first splint and second splint to press from both sides the fixed of connecting block right-hand member tightly fixed, through first splint and second splint not direct and patient contact, make first splint and second splint can be repeated use different patients, thereby make a blood sampling device for hemodialysis nursing have be convenient for protect sampling device safety, sanitary characteristics that reduce the cost of manufacture in the time.

Description

Blood sampling device for hemodialysis nursing

Technical Field

The utility model relates to the technical field of medical equipment, more specifically say, it relates to a blood sampling device is used in blood nursing of passing through.

Background

Hemodialysis is one of the kidney replacement treatment modes of acute and chronic renal failure patients, which is implemented by draining blood in vivo to the outside of the body, performing substance exchange between the blood and electrolyte solution with similar body concentration inside and outside one hollow fiber through a dialyzer consisting of a plurality of hollow fibers by convection, removing metabolic wastes in the body, maintaining the balance of electrolytes and acid and alkali, removing excessive water in the body at the same time, and returning the purified blood to the body, namely hemodialysis, in hemodialysis care, the blood of the patient is also usually sampled and examined, the blood sampling needs to be carried out by extracting at least one drop of blood from the body of the patient, and the blood sampling is usually obtained from the patient through finger puncture, heel puncture or vein puncture;

the existing blood sampling device needs to protect the sampling needle head, so that when the operation is not proper, a patient or a nurse is prevented from being stabbed, the probability of infection is increased, and meanwhile, the sampling needle head needs to be connected with a fixing device, so that medical personnel can conveniently grab and use the sampling needle head;

in order to prevent infection among patients, the blood sampling device after use needs to be professionally recycled, and the existing sampling needle head has more structures, so that the recycling and reprocessing cost after use is high.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a blood sampling device is used in nursing is passed through to blood, it has the characteristics that are convenient for reduce the cost of manufacture when protecting sampling device safety, health.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a blood sampling device is used in nursing is passed through to blood, includes the sample syringe needle, and protector is installed to the end of sample syringe needle, protects the sample syringe needle through protector, and protector includes the fixed block, and the fixed block is horizontal cylindric, and the end of the left side wall fixedly connected with sample syringe needle of fixed block, the draw-in groove has been seted up at the left side wall edge of fixed block, and the side of draw-in groove is the ring form.

Further, the first fixture block of inner wall left side fixedly connected with of draw-in groove, the lateral wall of first fixture block are the smooth ring form of lateral wall, the inside wall of first fixture block and the inner wall adaptation of draw-in groove, the surface slip of sample syringe needle has cup jointed the protection head, and the protection head is the smooth cylindric of left end, and the protection chamber has been seted up to the right side wall of protection head.

Through above-mentioned technical scheme, utilize the right side wall of protection head to seted up the protection chamber to be convenient for protect the sample syringe needle through the protection chamber.

Furthermore, the sampling needle is located inside the protection cavity, a second fixture block is fixedly connected to the inner wall of the right end of the protection cavity, the second fixture block is in a shape of an inner smooth ring, the outer side wall of the second fixture block is matched with the inner wall of the protection cavity, and the first fixture block is clamped with the second fixture block.

Through above-mentioned technical scheme, utilize first fixture block and second fixture block joint to be convenient for fix protection head and fixed block.

Further, the surface sliding connection of fixed block has the right-hand member inner wall in protection chamber, and the right side wall fixedly connected with connecting block's of fixed block left side wall, connecting block are discoid, and the axis of connecting block and the axis of fixed block are all on same straight line.

Through above-mentioned technical scheme, utilize the connecting block to connect fixed block and fixed plate to be convenient for keep apart the left end of fixed block.

Further, the right side wall sliding connection of protection head has the left side wall edge of connecting block, and the right side wall fixedly connected with fixed plate of connecting block, the front end surface and the rear end surface of fixed plate sliding connection have first splint and second splint respectively, the surface adaptation of the surface of first splint and second splint.

Through above-mentioned technical scheme, utilize the right side wall fixedly connected with fixed plate of connecting block to be convenient for first splint and second splint are got.

Further, the right-hand member of first splint is articulated with the right side wall of second splint, and the non-slip groove has all been seted up on the right-hand member surface of the back of the body of first splint and second splint, the equal fixedly connected with slipmat in the relative left end surface of first splint and second splint, and the relative surface difference sliding connection of two slipmats is in fixed plate front end surface and rear end surface.

Through above-mentioned technical scheme, utilize the equal fixedly connected with slipmat in relative left end surface of first splint and second splint to be convenient for first splint and second splint clamp fixed when getting.

Furthermore, a limiting hole is formed in the surface of the fixing plate, synapses are fixedly connected to the left end opposite surfaces of the first clamping plate and the second clamping plate, synapses are inserted into the limiting hole in a sliding mode, and the left side wall of the first clamping plate and the left side wall of the second clamping plate are connected with the right side wall of the connecting block in a sliding mode.

Through the technical scheme, synapses are inserted in the limiting holes in a sliding mode, so that the first clamping plate and the second clamping plate can be clamped conveniently and fixedly.

To sum up, the utility model discloses following beneficial effect has:

1. only protect the sample syringe needle through the protection head that sets up among the protector, and fix the sample syringe needle through the fixed block pair, utilize first splint and second splint to press from both sides the fixed of connecting block right-hand member tightly fixed, through first splint and second splint not direct and patient contact, make that first splint and second splint can be repeated use different patients, thereby make a blood sampling device for hemodialysis nursing have be convenient for protect sampling device safety, the characteristics of sanitary while reduction cost of manufacture.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the internal structure of the protection chamber of the present invention;

fig. 3 is a front view of the second splint structure of the present invention.

In the figure: 1. a sampling needle; 2. a fixed block; 3. a card slot; 4. a first clamping block; 5. a protective head; 6. a protection cavity; 7. a second fixture block; 8. connecting blocks; 9. a fixing plate; 10. a first splint; 11. a second splint; 12. an anti-slip groove; 13. a non-slip mat; 14. a limiting hole; 15. and (4) synapse.

Detailed Description

Example (b):

the present invention will be described in further detail with reference to the accompanying fig. 1-3.

A blood sampling device for hemodialysis nursing, as shown in figures 1-3, comprises a sampling needle head 1, wherein a protective device is arranged at the tail end of the sampling needle head 1, the sampling needle head 1 is protected by the protective device, the protective device comprises a fixing block 2, the fixing block 2 is in a transverse cylindrical shape, the left side wall of the fixing block 2 is fixedly connected with the tail end of the sampling needle head 1, a clamping groove 3 is formed in the edge of the left side wall of the fixing block 2, and the side surface of the clamping groove 3 is in a circular ring shape;

as shown in fig. 1-3, a first fixture block 4 is fixedly connected to the left side of the inner wall of the clamping groove 3, the side wall of the first fixture block 4 is in a circular ring shape with a smooth outer side wall, the inner side wall of the first fixture block 4 is matched with the inner wall of the clamping groove 3, a protection head 5 is sleeved on the surface of the sampling needle 1 in a sliding manner, the protection head 5 is in a cylindrical shape with a smooth left end, a protection cavity 6 is formed in the right side wall of the protection head 5, the sampling needle 1 is located inside the protection cavity 6, a second fixture block 7 is fixedly connected to the inner wall of the right end of the protection cavity 6, the second fixture block 7 is in a circular ring shape with a smooth inner side, the outer side wall of the second fixture block 7 is matched with the inner wall of the protection cavity 6, the first fixture block 4 is clamped with the second fixture block 7, the surface of the fixing block 2 is slidably connected with the inner wall of the right end of the protection cavity 6;

as shown in fig. 1-3, the right side wall of the protection head 5 is slidably connected with the left side wall edge of the connection block 8, the right side wall of the connection block 8 is fixedly connected with a fixing plate 9, the front end surface and the rear end surface of the fixing plate 9 are respectively slidably connected with a first clamping plate 10 and a second clamping plate 11, the surface of the first clamping plate 10 is adapted to the surface of the second clamping plate 11, the right end of the first clamping plate 10 is hinged with the right side wall of the second clamping plate 11, the opposite right end surfaces of the first clamping plate 10 and the second clamping plate 11 are respectively provided with an anti-slip groove 12, the opposite left end surfaces of the first clamping plate 10 and the second clamping plate 11 are respectively fixedly connected with anti-slip pads 13, the opposite surfaces of the two anti-slip pads 13 are respectively slidably connected with the front end surface and the rear end surface of the fixing plate 9, the surface of the fixing plate 9 is provided with a limiting hole 14, the opposite, synapses 15 are inserted in the limiting holes 14 in a sliding mode, and the left side wall of the first clamping plate 10 and the left side wall of the second clamping plate 11 are connected with the right side wall of the connecting block 8 in a sliding mode.

Only protect sample syringe needle 1 through the protection head 5 that sets up in the protector, and fix sample syringe needle 1 through 2 pairs of fixed blocks, utilize first splint 10 and second splint 11 to press from both sides the fixed of 8 right-hand members of connecting block and press from both sides tightly fixedly, through first splint 10 and second splint 11 indirect and patient contact, make first splint 10 and second splint 11 can be repeated use different patients, thereby make a blood sampling device for hemodialysis nursing have be convenient for protect sampling device safety, the characteristics of reduction cost of manufacture in the while of health.

The working principle is as follows:

preparing a sampling needle head 1 and a fixed block 2, connecting blocks 8 and a fixed plate 9, sleeving a prepared protection head 5 on the surface of the sampling needle head 1, clamping a first clamping block 4 and a second clamping block 7, unfolding the first clamping plate 10 and the second clamping plate 11 during use, clamping the right ends of the first clamping plate 10 and the second clamping plate 11 on the surface of the fixed plate 9, enabling a synapse 15 to be in sliding insertion with a limiting hole 14, clamping the first clamping plate 10 and the second clamping plate 11, pulling out the protection head 5 from the surface of the fixed block 2, enabling the first clamping block 4 to be separated from the second clamping block 7, exposing the sampling needle head 1 for puncture use, loosening the first clamping plate 10 and the second clamping plate 11 after puncture is finished, recovering the sampling needle head 1 and the surface structure thereof, and continuously clamping and fixing the next sampling needle head 1 through the first clamping plate 10 and the second clamping plate 11.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a blood sampling device is used in hemodialysis nursing, includes sample syringe needle (1), its characterized in that: protector is installed to the end of sample syringe needle (1), through protector protects sample syringe needle (1), protector includes fixed block (2), fixed block (2) are horizontal cylindric, the end of the left side wall fixedly connected with sample syringe needle (1) of fixed block (2), draw-in groove (3) have been seted up at the left side wall edge of fixed block (2), the side of draw-in groove (3) is the ring form.

2. The hemodialysis care blood sampling device according to claim 1, wherein: the utility model discloses a syringe needle, including inner wall, clamping groove (3), the lateral wall of first clamping block (4) is the smooth ring form of lateral wall, the inside wall of first clamping block (4) and the inner wall adaptation of clamping groove (3), the surface slip of sample syringe needle (1) has cup jointed protection head (5), protection head (5) are the smooth cylindric of left end, protection chamber (6) have been seted up to the right side wall of protection head (5).

3. The hemodialysis care blood sampling device according to claim 2, wherein: the sampling needle head (1) is located inside the protection cavity (6), a second clamping block (7) is fixedly connected to the inner wall of the right end of the protection cavity (6), the second clamping block (7) is in the shape of an inner smooth ring, the outer side wall of the second clamping block (7) is matched with the inner wall of the protection cavity (6), and the first clamping block (4) is connected with the second clamping block (7) in a clamped mode.

4. The hemodialysis care blood sampling device according to claim 3, wherein: the surperficial sliding connection of fixed block (2) has the right-hand member inner wall of protection chamber (6), the left side wall of the right side wall fixedly connected with connecting block (8) of fixed block (2), connecting block (8) are discoid, the axis of connecting block (8) and the axis of fixed block (2) are all on same straight line.

5. The hemodialysis care blood sampling device according to claim 4, wherein: the right side wall sliding connection of protection head (5) has the left side wall edge of connecting block (8), the right side wall fixedly connected with fixed plate (9) of connecting block (8), the front end surface and the rear end surface of fixed plate (9) sliding connection respectively have first splint (10) and second splint (11), the surface adaptation of the surface of first splint (10) and second splint (11).

6. The hemodialysis care blood sampling device according to claim 5, wherein: the right-hand member of first splint (10) is articulated with the right lateral wall of second splint (11), antiskid groove (12) have all been seted up on the right-hand member surface of carrying on the back of the body of first splint (10) and second splint (11), the equal fixedly connected with slipmat (13) of the relative left end surface of first splint (10) and second splint (11), two the relative surface difference sliding connection in fixed plate (9) front end surface and rear end surface of slipmat (13).

7. The hemodialysis care blood sampling device according to claim 6, wherein: spacing hole (14) have been seted up on the surface of fixed plate (9), the equal fixedly connected with synapse (15) in the left end relative surface of first splint (10) and second splint (11), the inside slip grafting of spacing hole (14) has synapse (15), the equal sliding connection of the left side wall of first splint (10) and the left side wall of second splint (11) has the right side wall of connecting block (8).