CN211381384U - Safety blood taking needle - Google Patents
Safety blood taking needle Download PDFInfo
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- CN211381384U CN211381384U CN201921851058.1U CN201921851058U CN211381384U CN 211381384 U CN211381384 U CN 211381384U CN 201921851058 U CN201921851058 U CN 201921851058U CN 211381384 U CN211381384 U CN 211381384U
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- needle
- connector
- blood
- steel needle
- blood sampling
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Abstract
The utility model relates to the technical field of medical equipment, a safe type blood taking needle is disclosed, include: one end of the hollow blood sampling steel needle is a flat end, the other end of the hollow blood sampling steel needle is a tip end, and the side surface of the hollow blood sampling steel needle is provided with a needle hole; the connector is communicated with the flat end of the steel needle; one end of the handheld connector is rotatably connected with the connector; and the other end of the handheld connector is communicated with the blood sampling end of the blood sampling tube. The utility model discloses possess and prevent the blood outflow, can prevent to stab medical personnel's technical effect after the blood taking needle uses.
Description
Technical Field
The utility model relates to the field of medical equipment, particularly, relate to a safe type blood taking needle.
Background
The blood sampling steel needle of the blood sampling needle penetrates into a blood vessel to take blood, but sometimes the blood vessel is difficult to find and is not inserted into the blood vessel or the wrong position is pricked, so that the blood is easy to flow out; the blood taking needle is disposable, and the blood taking needle just can use the outer syringe needle protective sheath of syringe needle to pull out before using, because the syringe needle protective sheath is tiny, overlaps the syringe needle protective sheath on the syringe needle again after using, and the syringe needle easily stabs medical personnel to lead to infecting.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a safe type blood taking needle possesses the technical effect that prevents the blood outflow, can prevent to stab medical personnel after the blood taking needle uses.
The embodiment of the utility model is realized like this:
a safety blood lancet comprising:
one end of the hollow blood sampling steel needle is a flat end, the other end of the hollow blood sampling steel needle is a tip end, and the side surface of the hollow blood sampling steel needle is provided with a needle hole;
the connector is communicated with the flat end of the steel needle;
one end of the handheld connector is rotatably connected with the connector;
and the other end of the handheld connector is communicated with the blood sampling end of the blood sampling tube.
Furthermore, a steel needle recovery sleeve and a flow rate regulator are sequentially sleeved outside the blood collection tube close to the blood collection end, and the steel needle recovery sleeve is arranged close to the blood collection end of the blood collection tube; the steel needle recovery sleeve is an elastic tube with two communicated ends, and can cover the steel needle and the connector.
Furthermore, the outer diameters of the connector, the handheld connector and the steel needle recovery sleeve are equal.
Furthermore, a needle head protective sleeve is sleeved outside the hollow blood sampling steel needle.
Furthermore, a plurality of salient points which are distributed at equal intervals are arranged outside the connector.
Further, the outside cladding antiskid silica gel cover of handheld joint.
The utility model has the advantages that:
(1) the needle hole is arranged on the side surface of the steel needle, so that the blood taking needle can be prevented from being pulled out in time under the condition of wrong or deviated blood vessel puncture, and blood is prevented from flowing outwards;
(2) the connector is rotationally clamped with the handheld connector, so that after the blood taking needle is used, the steel needle and the blood taking tube are separated by disassembling the connector and the handheld connector, and the subsequent blood taking needle recovery treatment is facilitated;
(3) the steel needle recovery sleeve is an elastic tube, and after the blood taking needle is used, medical personnel can easily push and pull the steel needle recovery sleeve to the steel needle from the blood taking end of the blood taking tube;
(4) the flow rate regulator can regulate the blood sampling speed; after the blood taking needle is used, the blood taking tube can be clamped through the flow rate regulator, and blood in the blood taking tube is prevented from seeping.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a safety blood taking needle provided by an embodiment of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Icon: 1-blood sampling steel needle; 11-pinhole; 2-a connector; 21-salient points; 3-a hand-held joint; 4-blood collection tube; 5-steel needle recovery sleeve; 6-flow rate regulator; 7-needle protection sleeve; 8-antiskid silica gel sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "inside" and "outside" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the utility model is usually placed when using, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention.
In the description of the present invention, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may for example be fixedly connected, detachably connected, or integrally 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 in specific cases to those skilled in the art.
Examples
Referring to fig. 1 and 2, the present embodiment provides a safety lancet, including:
one end of the hollow blood sampling steel needle 1 is a flat end, the other end is a tip end, and the side surface is provided with a needle hole 11;
the connector 2 is communicated with the flat end of the steel needle 1;
one end of the handheld connector 3 is rotationally connected with the connector 2;
and the other end of the handheld connector 3 is communicated with the blood collecting end of the blood collecting tube 4.
The connecting head 2 and the hand-held connector 3 can be connected by screw thread or other rotary methods.
Further, the outer part of the blood collection tube 4 close to the blood collection end is sequentially sleeved with a steel needle recovery sleeve 5 and a flow rate regulator 6; the steel needle recovery sleeve 5 is an elastic tube with two communicated ends, and the steel needle recovery sleeve 5 can cover the steel needle 1 and the connector 2. The flow rate regulator 6 is a flow rate regulator commonly used in hospitals. The steel needle is retrieved cover 5 and is the elastic tube, uses the back at the blood taking needle, and medical personnel can retrieve cover 5 push-and-pull to 1 department of steel needle from the blood sampling end department of blood taking tube easily, because the steel needle is retrieved cover 5 and is the elastic tube, push-and-pull and cladding steel needle 1 back, the inner wall and the steel needle 1 laminating of steel needle protective sheath 5 avoid the steel needle to retrieve cover 5 and break away from steel needle 1 to avoid steel needle 1 to expose, stab medical personnel, arouse the infection. The blood sampling speed can be adjusted by the flow rate regulator 6, discomfort of a blood donor or a patient caused by too fast blood sampling is avoided, and the flexibility of the blood sampling duration is high. In addition, after the blood taking needle is used, the blood taking tube 4 can be clamped through the flow rate regulator, and the blood in the blood taking tube 4 is prevented from seeping out to cause infection.
The connector 2 and the handheld connector 3 are both cylindrical plastic connectors.
Furthermore, the outer diameters of the connector 2, the handheld connector 3 and the steel needle recovery sleeve 5 are all equal.
Further, a needle head protective sleeve 7 is sleeved outside the steel needle 1 and used for protecting the steel needle 1.
Further, 2 outsides of connector set up a plurality of bump 21, increase connector 2 and skin department's friction, avoid the blood taking needle at the blood sampling in-process, steel needle 1 shifts.
Further, the outer part of the handheld connector 3 is coated with the anti-slip silica gel sleeve 8, so that the handheld connector 3 is convenient for medical workers to hold and pinch.
The working principle is as follows:
In summary, the utility model can avoid the blood outflow caused by the wrong pricking; the steel needle is protected, medical staff are prevented from being punctured by the needle head, and infection is prevented; the steel needle and the blood sampling tube can be conveniently separated, and the subsequent recovery treatment is convenient.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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. A safety blood lancet, comprising:
one end of the hollow blood sampling steel needle is a flat end, the other end of the hollow blood sampling steel needle is a tip end, and the side surface of the hollow blood sampling steel needle is provided with a needle hole;
the connector is communicated with the flat end of the steel needle;
one end of the handheld connector is rotatably connected with the connector;
and the other end of the handheld connector is communicated with the blood sampling end of the blood sampling tube.
2. The blood collection needle according to claim 1, wherein a steel needle recovery sleeve and a flow rate regulator are sleeved on the outer portion of the blood collection tube close to the blood collection end in sequence, and the steel needle recovery sleeve is arranged close to the blood collection end of the blood collection tube; the steel needle recovery sleeve is an elastic tube with two communicated ends, and can cover the steel needle and the connector.
3. The lancet of claim 2, wherein the connector, the hand-held connector and the needle retraction sleeve all have the same outer diameter.
4. The lancet according to claim 1, wherein the hollow steel lancet is externally sheathed with a needle shield.
5. The lancet of claim 1, wherein the connector is externally flanged.
6. The lancet of claim 1, wherein the exterior of the hand-held connector is covered with an anti-slip silicone sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921851058.1U CN211381384U (en) | 2019-10-30 | 2019-10-30 | Safety blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921851058.1U CN211381384U (en) | 2019-10-30 | 2019-10-30 | Safety blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211381384U true CN211381384U (en) | 2020-09-01 |
Family
ID=72219988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921851058.1U Active CN211381384U (en) | 2019-10-30 | 2019-10-30 | Safety blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211381384U (en) |
-
2019
- 2019-10-30 CN CN201921851058.1U patent/CN211381384U/en active Active
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| GR01 | Patent grant |