CN214342329U

CN214342329U - Neonate's heel blood sampling device

Info

Publication number: CN214342329U
Application number: CN202022252226.4U
Authority: CN
Inventors: 张丰尧; 陆睿; 张松
Original assignee: Jiangsu Yishijia Medical Technology Co ltd
Current assignee: Jiangsu Yishijia Medical Technology Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-10-08
Anticipated expiration: 2030-10-10

Abstract

The utility model relates to the technical field of blood sampling devices, in particular to a newborn heel blood sampling device, wherein a blood sampling mechanism is converted from an energy storage state to a release state by triggering a trigger button; the blood sampling mechanism comprises a swing arm, a spring and a blade, the upper end of the swing arm props against the trigger button, the lower end of the swing arm is fixedly connected with the blade, one end of the spring in a stretching state is connected to one side of the box body, the other end of the spring is connected to the upper part of the swing arm, and the swing arm and the plane of the bottom of the box body form an angle of 40-60 degrees; the lower terminal surface of box body is equipped with the play sword mouth that supplies the blade to draw out, go out sword mouth department be equipped with the pad pasting on the box body, the pad pasting covers go out the sword mouth. The film is arranged at the knife outlet, so that the blade can be prevented from being polluted by external bacteria; the utility model discloses a tensile effort of spring drives the swing arm swing, can drive the blade and draw out from the knife-out mouth department rapidly, can gather the blood of children's heel department.

Description

Neonate's heel blood sampling device

Technical Field

The utility model relates to a blood sampling device technical field, concretely relates to neonate's heel blood sampling device.

Background

The newborn disease screening means that a special examination is carried out on congenital and hereditary diseases seriously harming the health of the newborn in the newborn period, a maternal-infant health care technology for early diagnosis and treatment is provided, and irreversible damage and dysfunction of the infant are avoided or relieved. In the screening process, the collection of the heel blood of the newborn is the first important link, and the collection of qualified specimens is an important guarantee for the accuracy of the test result. The blood collector is a common medical instrument and is widely applied to medical units for collecting blood. The prior blood collecting devices comprise a needle type blood collecting device and a blade incision type blood collecting device. The needle-punching type blood sampling device is mainly used for sampling blood at finger tips, and is mainly used for adults or older children due to certain pain. The knife blade incision is more clear in pain, so that the blood sampling instrument is mainly used for blood sampling of heels of newborns. At present, carry out the blood sampling to neonate's heel, generally realize through the heel hemostix, the blade still exposes in the external world when current heel hemostix is idle, for this we propose a heel hemostix with the structure is hidden to the blade.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem in this application, the utility model provides a neonate heel blood sampling device.

The utility model provides a following technical scheme: a neonatal heel blood sampling device comprises a box body, a trigger button arranged on the box body, and a blood sampling mechanism arranged in the box body, wherein the blood sampling mechanism is converted from an energy storage state to a release state by triggering the trigger button; the blood sampling mechanism comprises a swing arm, a spring and a blade, the upper end of the swing arm props against the trigger button, the lower end of the swing arm is fixedly connected with the blade, one end of the spring in a stretching state is connected to one side of the box body, the other end of the spring is connected to the upper part of the swing arm, and the swing arm and the plane of the bottom of the box body form an angle of 40-60 degrees; the lower terminal surface of box body is equipped with the play sword mouth that supplies the blade to draw out, go out sword mouth department be equipped with the pad pasting on the box body, the pad pasting covers go out the sword mouth.

Preferably, the swing arm is rectangular shape, the swing arm includes first connecting portion, second connecting portion and third connecting portion, the arcwall face is personally submitted to first connecting portion upper end, its lower extreme connect in the upper end of second connecting portion, the lower extreme of second connecting portion connect in the upper end of third connecting portion, the blade up end is fixed the lower extreme of third connecting portion.

Preferably, one side of the swing arm is provided with a connecting arm, one end of the connecting arm is rotatably arranged on the box body through a first connecting shaft, and the other end of the connecting arm is connected to the third connecting part through a second connecting shaft.

Preferably, the trigger button is arranged in a trigger slide way above the box body.

Preferably, the trigger button includes slide, domatic and safety vent, the slide inserts in triggering the slide, the slide orientation the side of swing arm is equipped with domatic, domatic being located swing arm tip one side, the slide is kept away from domatic one end is equipped with the safety vent, dispose the bolt on the safety vent, bolt detachable inserts in the box body, the slide up end with trigger and be equipped with elastic material between the slide up end.

The utility model relates to a neonate's heel blood sampling device, its beneficial effect lies in: the film is arranged at the knife outlet, so that the blade can be prevented from being polluted by external bacteria; the utility model discloses a tensile effort of spring drives the swing arm swing, can drive the blade and draw out from the knife-out mouth department rapidly, can gather the blood of children's heel department.

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 structural diagram of the device of the present invention;

FIG. 2 is a schematic structural view of a swing arm of the present invention;

FIG. 3 is a schematic structural diagram of a trigger button in the device of the present invention;

labeled as: 1. a box body; 2. a trigger button; 21. a slide plate; 22. a slope surface; 23. a safety vent; 3. a blood collection mechanism; 31. swinging arms; 311. a first connection portion; 312. a second connecting portion; 313. a third connecting portion; 32. a spring; 33. a blade; 4. a knife edge is formed; 5. pasting a film; 6. a connecting arm; 7. a first connecting shaft; 8. a second connecting shaft; 9. a bolt; 10. triggering the slide way.

Detailed Description

The conception, the specific structure and the technical effects of the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the schemes and the effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Further, the description of the upper, lower, left, right, etc. used in the present invention is only with respect to the positional relationship of the respective components of the present invention with respect to each other in the drawings.

The following describes preferred embodiments of the present invention in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, a neonatal heel blood sampling device comprises a box body 1, a trigger button 2 arranged on the box body 1, and a blood sampling mechanism 3 arranged inside the box body 1, wherein the blood sampling mechanism 3 is switched from an energy storage state to a release state by triggering the trigger button 2; the blood sampling mechanism 3 comprises a swing arm 31, a spring 32 and a blade 33, the upper end of the swing arm 31 is abutted against the trigger button 2, the lower end of the swing arm is fixedly connected to the blade 33, one end of the spring 32 in a stretching state is connected to one side of the box body 1, the other end of the spring 32 is connected to the upper part of the swing arm 31, and the swing arm 31 and the plane of the bottom of the box body 1 form an angle of 40-60 degrees; the lower terminal surface of box body 1 is equipped with the play sword mouth 4 that supplies blade 33 to draw out, go out sword mouth 4 department be equipped with pad pasting 5 on the box body 1, pad pasting 5 covers go out sword mouth 4. When blood is collected, the film 5 at the knife outlet 4 is torn off, the trigger button 2 is started, the swing arm 31 rotates under the stretching action of the spring 32, and the blade 33 at the knife outlet 4 is scratched out from the knife outlet 4 under the action of the swing arm 31.

Swing arm 31 is rectangular shape, swing arm 31 includes first connecting portion 311, second connecting portion 312 and third connecting portion 313, the arcwall face is personally submitted to first connecting portion 311 upper end, its lower extreme connect in the upper end of second connecting portion 312, the lower extreme of second connecting portion 312 connect in the upper end of third connecting portion 313, the up end of blade 33 is fixed the lower extreme of third connecting portion 313.

One side of the swing arm 31 is provided with a connecting arm 6, one end of the connecting arm 6 is rotatably arranged on the box body 1 through a first connecting shaft 7, and the other end of the connecting arm is connected to the third connecting part 313 through a second connecting shaft 8.

The trigger button 2 is arranged in a trigger slide 10 above the box body 1. Trigger button 2 includes slide 21, domatic 22 and safety vent 23, slide 21 inserts in triggering slide 10, slide 21 orientation the side of swing arm 31 is equipped with domatic 22, domatic 22 is located swing arm 31 tip one side, slide 21 keeps away from domatic one end is equipped with safety vent 23, dispose bolt 9 on the safety vent 23, bolt 9 detachable inserts in the box body 1, slide 21 up end with be equipped with elastic material 11 between the trigger slide 10 up end. The bolt 9 plays the fixed action, prevents to miss the slide 21 and triggers the swing arm 31 and rotate, and after pulling out the bolt 9, the domatic on the slide 21 can block the swing arm 31 and rotate under the effect of spring, pulls out the slide 21 from triggering the passageway 10, and the swing arm 31 has carried out the rotation under the effect of spring 32.

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

1. A neonatal heel blood sampling device comprises a box body, a trigger button arranged on the box body and a blood sampling mechanism arranged in the box body, and is characterized in that the blood sampling mechanism is converted from an energy storage state to a release state by triggering the trigger button; the blood sampling mechanism comprises a swing arm, a spring and a blade, the upper end of the swing arm props against the trigger button, the lower end of the swing arm is fixedly connected with the blade, one end of the spring in a stretching state is connected to one side of the box body, the other end of the spring is connected to the upper part of the swing arm, and the swing arm and the plane of the bottom of the box body form an angle of 40-60 degrees; the lower terminal surface of box body is equipped with the play sword mouth that supplies the blade to draw out, go out sword mouth department be equipped with the pad pasting on the box body, the pad pasting covers go out the sword mouth.

2. The neonatal heel lancing device of claim 1, wherein the swing arm is elongated and comprises a first connecting portion, a second connecting portion and a third connecting portion, the upper end of the first connecting portion is arc-shaped, the lower end of the first connecting portion is connected to the upper end of the second connecting portion, the lower end of the second connecting portion is connected to the upper end of the third connecting portion, and the upper end of the blade is fixed to the lower end of the third connecting portion.

3. The neonatal heel lancing device of claim 2, wherein a connecting arm is provided at one side of the swing arm, one end of the connecting arm is rotatably provided on the case body through a first connecting shaft, and the other end of the connecting arm is connected to the third connecting portion through a second connecting shaft.

4. The neonatal heel lancing device of claim 1, wherein the trigger button is disposed in a trigger chute above the cartridge.

5. The neonatal heel blood sampling device of claim 4, wherein the trigger button comprises a sliding plate, a slope surface and a safety hole, the sliding plate is inserted into the trigger slide, the slope surface is arranged on the side surface of the sliding plate facing the swing arm, the slope surface is arranged on one side of the end part of the swing arm, the safety hole is arranged at one end of the sliding plate far away from the slope surface, a bolt is arranged on the safety hole, the bolt is detachably inserted into the box body, and an elastic material is arranged between the upper end surface of the sliding plate and the upper end surface of the trigger slide.