CN213721996U - Children hemostix for hematology department - Google Patents

Abstract

The utility model discloses a hematology department uses children hemostix, including vacuum blood sampling test tube and blood transfusion tube, vacuum blood sampling test tube top opening part stopper has the sealing rubber lid, both ends all are provided with the syringe needle around the blood transfusion tube, and needle cap and back needle cap before the end difference fixedly connected with that is close to the syringe needle, install the current limiting device who adjusts blood flow on the blood transfusion tube, current limiting device is by last casing, casing and current-limiting adjusting block constitute down, it is connected with the hinge to go up casing bottom one side, and through hinge and lower casing interconnect, it all is provided with the magnetic stripe of mutual absorption on the side of hinge is kept away from to last casing and lower casing, the top of going up the casing is provided with square movable opening, and there is the current-limiting adjusting block at opening internally mounted. This kind of hematology is with children hemostix, simple structure is reasonable, and the modern design can effectively improve medical staff's blood sampling efficiency, has higher practical value.

Description

Children hemostix for hematology department

Technical Field

The utility model relates to a hemostix specifically is a children hemostix for hematology department.

Background

The blood collecting device widely applied at the present stage is usually a disposable vacuum blood collecting needle assembly, a blood collecting needle at the top end of the blood collecting needle assembly is used for puncturing a blood vessel, a tail end transparent hose is connected with a tail needle, the tail needle is externally wrapped by a rubber hose, a needle cap is sleeved outside the tail needle and used for puncturing a vacuum blood collecting test tube, and blood is sucked into the tube by using negative pressure in the test tube. When this blood taking needle subassembly uses on human patient, generally utilize earlier the pressure pulse area to tie up on patient's arm, afterwards, will get the blood needle and pierce the superficial vein of patient's body surface, when blood appears in the blood guide pipe, medical staff recycles one hand and takes the negative pressure blood storage pipe, utilize the other hand to pierce the bottle plug pjncture needle in the negative pressure blood storage pipe, afterwards, the blood suction negative pressure blood storage pipe in with the blood guide pipe of negative pressure blood storage pipe, in above-mentioned blood sampling process, because patient and medical staff's cooperation, and the patient can not appear the anti-action of overstimulated health, consequently, can be relatively easy take blood.

However, when a child takes blood with the above blood collection needle assembly, some children may have an overexcited reaction such as crying due to the painful irritating reaction, and medical staff cannot smoothly and smoothly insert the stopper puncture needle into the negative pressure blood storage tube. Therefore, we improve the above and provide a blood sampler for children in hematology department.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a children hemostix for hematology department, which comprises a vacuum blood sampling test tube and a blood transfusion tube, wherein a sealing rubber cover is plugged at the upper opening of the vacuum blood sampling test tube, the front end and the rear end of the blood transfusion tube are respectively provided with a needle head, and the tail ends close to the needle head are respectively and fixedly connected with a front needle cap and a rear needle cap, the blood transfusion tube is provided with a current limiting device for adjusting the blood flow, the current limiting device consists of an upper shell, a lower shell and a current limiting adjusting block, one side of the bottom of the upper shell is connected with a hinge and is mutually connected with the lower shell through the hinge, one side of the upper shell and the lower shell far away from the hinge is provided with a magnetic stripe which is mutually adsorbed, a square movable opening is arranged above the upper shell, the current limiting adjusting block is arranged inside the square movable opening, two side walls of the upper shell contacting with the current limiting adjusting block are respectively provided with a chute, two sides of the current limiting adjusting block are provided with a sliding block which is clamped with the chute, the bottom of the flow limiting adjusting block is vertically and downwards connected with a flow limiting plate.

As a preferred technical scheme of the utility model, it all corresponds with the left and right sides that is provided with the same semi-circular opening to go up casing and lower casing contact, the semi-circular open-ended bottom summit of casing coincides each other with the bottom surface of casing down.

As a preferred technical scheme of the utility model, the spout is parallel to each other with last casing upper surface, it is the inclined plane of below slope to go up the casing upper surface, and inclination is 30.

As an optimized technical scheme of the utility model, the current-limiting plate bottom is equipped with the bellied arc surface downwards, and is equipped with anti-skidding texture on the arc surface.

As an optimized technical scheme of the utility model, preceding needle cap and back needle cap are square structure, and all carve the anti-skidding line that has crisscross each other in front and back surface.

As an optimized technical scheme of the utility model, the vacuum blood sampling test tube is the glass material, and the diameter of vacuum blood sampling test tube is 12mm, and the capacity is 5 ml.

The utility model has the advantages that: according to the child blood collector for the hematology department, the blood conveying pipe can be limited by additionally arranging the current limiting device on the blood conveying pipe, so that the blood collecting sequence can be adjusted, the rear needle tube is inserted into the vacuum blood collecting test tube, the front needle tube is inserted into the blood vessel, the child can be quickly collected by adjusting the current limiting adjusting block on the current limiting device, the current limiting device is quickly arranged on the blood conveying pipe by the aid of the hinge and the magnetic strip on one side of the current limiting device, and meanwhile, the current limiting device can be conveniently recycled; the utility model has the advantages of simple and reasonable structure, the modern design can effectively improve medical staff's blood sampling efficiency, has higher practical value.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of a blood sampler for children in hematology;

fig. 2 is a schematic view of the internal structure of a flow-limiting device of a blood-taking device for children in hematology of the present invention;

fig. 3 is a schematic view of the cross-sectional structure of the current limiting device of the blood collecting device for children in the hematology department.

In the figure: 1. a vacuum blood sampling test tube; 2. sealing the rubber cover; 3. a rear needle cap; 4. a blood transfusion tube; 5. a needle head; 6. a front needle cap; 7. a current limiting device; 8. an upper housing; 9. a lower housing; 10. a current limiting adjustment block; 11. a restrictor plate; 12. a chute; 13. a hinge; 14. a magnetic strip; 15. a slide block.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-3, the utility model relates to a children blood collector for hematology department, which comprises a vacuum blood collecting test tube 1 and a blood transfusion tube 4, a sealing rubber cover 2 is plugged at the upper opening of the vacuum blood collecting test tube 1, needles 5 are arranged at the front and back ends of the blood transfusion tube 4, a front needle cap 6 and a back needle cap 3 are fixedly connected at the ends close to the needles 5 respectively, a current limiting device 7 for adjusting blood flow is arranged on the blood transfusion tube 4, the current limiting device 7 is composed of an upper shell 8, a lower shell 9 and a current limiting adjusting block 10, a hinge 13 is connected at one side of the bottom of the upper shell 8 and is connected with the lower shell 9 through the hinge 13, magnetic stripes 14 which are mutually adsorbed are arranged on one side surfaces of the upper shell 8 and the lower shell 9 far from the hinge 13, a square movable opening is arranged above the upper shell 8, and a current limiting adjusting block 10 is arranged in the square movable opening, the two side walls of the upper shell 8, which are in contact with the current-limiting adjusting block 10, are provided with sliding grooves 12, the two sides of the current-limiting adjusting block 10 are provided with sliding blocks 15 which are clamped with the sliding grooves 12, and the bottom of the current-limiting adjusting block 10 is vertically and downwardly connected with a current-limiting plate 11.

Wherein, the left and right sides that upper housing 8 and lower casing 9 contact all corresponds and is provided with the same semicircular opening, the bottom summit of the semicircular opening of lower casing 9 coincides each other with the bottom surface of lower casing 9, through being provided with the same semicircular opening in correspondence, is convenient for realize the quick installation of current limiting device 7 on blood transfusion tube 4.

The sliding groove 12 is parallel to the upper surface of the upper shell 8, the upper surface of the upper shell 8 is an inclined plane inclined towards the lower right, the inclination angle is 30 degrees, and the inclined plane inclined towards the lower right facilitates quick descending of the current limiting plate on the blood conveying pipe 4, so that the blood conveying pipe 4 is pressed for current limiting.

The bottom of the current limiting plate 11 is provided with a downwardly convex arc surface, the arc surface is provided with anti-slip textures, and the situation that the current limiting effect is affected by movement of the current limiting plate 11 under the condition that the current limiting adjusting block 10 is not pushed can be effectively avoided by the anti-slip textures arranged on the arc surface.

Wherein, preceding needle cap 6 and back needle cap 3 are square structure, and all engrave the anti-skidding line that has crisscross each other in the front and back surface, through preceding needle cap 6 and back needle cap 3, are convenient for realize the quick of syringe needle and insert.

Wherein, the vacuum blood sampling test tube 1 is made of glass material, and the diameter of the vacuum blood sampling test tube 1 is 12mm, and the volume is 5 ml.

The working principle is as follows: firstly, a current-limiting adjusting block 10 on a current-limiting device 7 is moved to the lowest end of an upper shell 8 to realize the complete sealing of a blood transfusion tube 4, then a rear needle head of the blood transfusion tube 4 is inserted into a sealing rubber cover 2 above a vacuum blood-taking test tube 1, then a front needle head of the blood transfusion tube 4 is aligned to a vein of a person to be blood-taken and is punctured, and finally, the blood is quickly taken by the person to be blood-taken by upwards pushing the current-limiting adjusting block 10. After the blood sampling is finished, the current limiting device 7 on the blood conveying pipe 4 is taken down for recycling. According to the child blood collector for the hematology department, the flow limiting device 7 is additionally arranged on the blood conveying pipe, the flow limiting of the blood conveying pipe 4 can be realized, the blood collecting sequence can be adjusted, the rear needle tube is inserted into a vacuum blood collecting test tube, the front needle head is inserted into the blood vessel, the rapid blood collecting of a child is realized by adjusting the flow limiting adjusting block on the flow limiting device, the rapid installation of the flow limiting device on the blood conveying pipe is realized by the hinge 13 and the magnetic stripe 14 on one side of the flow limiting device, and the reuse of the flow limiting device is convenient to realize; the utility model has the advantages of simple and reasonable structure, the modern design can effectively improve medical staff's blood sampling efficiency, has higher practical value.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a children hemostix for hematology department, includes vacuum blood sampling test tube (1) and blood transfusion tube (4), its characterized in that, vacuum blood sampling test tube (1) top opening part stopper has sealed rubber lid (2), both ends all are provided with syringe needle (5) around blood transfusion tube (4) to needle cap (6) and back needle cap (3) before the end that is close to syringe needle (5) is fixedly connected with respectively, install current limiting device (7) of adjusting the blood flow on blood transfusion tube (4), current limiting device (7) comprise upper casing (8), lower casing (9) and current-limiting adjusting block (10), upper casing (8) bottom one side is connected with hinge (13) to through hinge (13) and lower casing (9) interconnect, upper casing (8) and lower casing (9) keep away from all to be provided with mutual adsorbed magnetic stripe (14) on the side of hinge (13), the improved structure is characterized in that a square movable opening is formed in the upper portion of the upper shell (8), a current-limiting adjusting block (10) is arranged inside the square movable opening, sliding grooves (12) are formed in two side walls, in contact with the current-limiting adjusting block (10), of the upper shell (8), sliding blocks (15) clamped with the sliding grooves (12) are arranged on two sides of the current-limiting adjusting block (10), and a current-limiting plate (11) is vertically connected to the bottom of the current-limiting adjusting block (10) downwards.

2. The children blood collector for the hematology department according to claim 1, wherein the same semicircular openings are correspondingly arranged on the left side and the right side of the contact of the upper shell (8) and the lower shell (9), and the bottom vertex of the semicircular opening of the lower shell (9) is overlapped with the bottom surface of the lower shell (9).

3. The blood collection device for children in hematology department according to claim 1, wherein the sliding groove (12) is parallel to the upper surface of the upper shell (8), the upper surface of the upper shell (8) is an inclined surface inclined to the lower right, and the inclined angle is 30 °.

4. The blood collection device for children in hematology department according to claim 1, characterized in that the bottom of the restrictor plate (11) is provided with a downwardly convex circular arc surface, and the circular arc surface is provided with anti-skid texture.

5. The blood collector for children in hematology department according to claim 1, characterized in that the front needle cap (6) and the rear needle cap (3) are both square structures and are engraved with mutually staggered anti-slip lines on the front and rear surfaces.

6. A blood collection device for children in hematology department according to claim 1, characterized in that the vacuum blood collection tube (1) is made of glass material, and the diameter of the vacuum blood collection tube (1) is 12mm and the volume is 5 ml.

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