CN212913198U - Adhesive indwelling needle type venous blood taking needle - Google Patents
Adhesive indwelling needle type venous blood taking needle Download PDFInfo
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- CN212913198U CN212913198U CN202020068079.2U CN202020068079U CN212913198U CN 212913198 U CN212913198 U CN 212913198U CN 202020068079 U CN202020068079 U CN 202020068079U CN 212913198 U CN212913198 U CN 212913198U
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- needle
- blood collection
- blood
- indwelling
- tube steel
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Abstract
The utility model relates to the field of medical equipment, concretely relates to section can paste and keep somewhere needle type venous blood taking needle, including keeping somewhere needle subassembly, extension pipe, heparin tube steel needle base, heparin tube steel needle, rubber hose, bushing type needle holder, its characterized in that it is provided with and keeps somewhere soft needle to keep somewhere the needle subassembly, it is provided with and pastes the layer to keep somewhere needle subassembly bottom, heparin tube steel needle base is provided with fixed connection's bushing type needle holder. The utility model provides a vein blood taking needle capable of sticking and remaining needle, which can effectively avoid the condition that the steel needle is easy to puncture the blood vessel and even puncture the soft tissue in the blood vessel to hurt the patient in the blood taking process; the problems that the fixing process is complicated and the fixing effect is poor in the blood sampling process of the traditional venous blood sampling needle are solved; the fixed sleeve type needle holder enables the needle point of the blood sampling tube steel needle to be completely isolated in the needle holder, and needle stick injuries are prevented. The device is safe and effective, simple in structure, convenient to use, low in manufacturing cost and wide in application range.
Description
Technical Field
The utility model relates to a needle type vein blood taking needle can be kept somewhere in section pasting belongs to medical instrument technical field.
Background
Venous blood sampling is to draw a certain amount of venous blood through a needle tube for relevant examination, which is used for assisting the diagnosis of diseases, understanding the effect of disease treatment and guiding the next treatment. The vein blood taking needle commonly used in clinic at present mainly comprises three parts, wherein a blood taking steel needle at the top end of the vein blood taking needle 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 taking test tube, and blood is sucked into the tube by utilizing negative pressure in the test tube. When a patient who is not matched with treatment such as mental disorder and has restlessness, violation and other behaviors under the control of mental symptoms is subjected to blood sampling, the puncture steel needle of the blood sampling needle inevitably moves in a blood vessel, and the needle point of the puncture steel needle easily punctures the blood vessel wall from the blood vessel to the outside of the blood vessel, so that the patient is injured. In addition, at present, a steel needle (tail needle) of the blood collection tube is wrapped by a rubber hose, a multi-tube blood specimen is required to be left and taken in clinical operation, and after multiple times of puncture, some rubber hoses cannot completely wrap the steel needle of the blood collection tube, so that a needle head is exposed, and a nurse is easily accidentally injured, so that blood transmission infection and later-stage medical waste disposal are unsafe.
Disclosure of Invention
In view of the above problems, the utility model aims to provide a vein blood taking needle capable of sticking and retaining needles, which solves the problems of poor fixing effect, complex fixing process and easy movement of needles in the blood taking process of the traditional vein blood taking needle; the condition that the steel needle easily punctures the blood vessel and even punctures soft tissue in the blood vessel in the blood sampling process to cause injury to a patient can be effectively avoided; the fixed sleeve type needle holder is fixed and does not loosen in the using process, the force is convenient to apply, and the needle tip of the blood collection tube steel needle is completely isolated in the needle holder to prevent the needle stick injury.
The utility model provides a following technical scheme is adopted to its technical problem:
the utility model relates to a vein blood taking needle capable of being stuck with an indwelling needle, which comprises an indwelling needle component, an extension tube, a blood taking tube steel needle base, a blood taking tube steel needle, a rubber hose and a sleeve type needle holder, it is characterized in that the bottom of the indwelling needle component is provided with an adhesive layer, the bottom of the adhesive layer is provided with an adhesive surface, the outer surface of the sticking surface is provided with anti-sticking paper, the indwelling needle assembly is arranged at one end of the extension tube, the other end of the extension tube is provided with a blood sampling tube steel needle base, the other end of the blood sampling tube steel needle base is provided with a blood sampling tube steel needle, the outside of the blood collection tube steel needle is wrapped by a rubber hose, a sleeve type needle holder which is fixedly connected is arranged on the base of the blood collection tube steel needle, the puncture end direction of the blood collection tube steel needle is consistent with the opening direction of the cannula type needle holder, and the puncture end of the blood collection tube steel needle does not extend out of the cannula type needle holder.
Preferably, the indwelling needle assembly is provided with an indwelling soft needle, the internal puncture steel needle is pulled out immediately after the puncture is successful, the indwelling soft needle is indwelling in the venous blood vessel to collect the blood sample, and the indwelling needle is made of medical materials.
Preferably, the bottom of the indwelling needle assembly is provided with an adhesive layer, the adhesive layer is a medical hydrocolloid dressing and has the advantages of strong adhesive force and no damage to skin, the bottom of the adhesive layer is provided with an adhesive surface, the outer surface layer of the adhesive surface is provided with release paper, and the release paper is torn off when the indwelling needle assembly is used, so that the adhesive surface is adhered to the skin to fix the indwelling needle;
preferably, the outer of the blood collection tube steel needle is wrapped by a rubber hose, and the rubber hose can prevent the blood collection tube steel needle from being polluted.
Preferably, the base of the blood collection tube steel needle is provided with a fixedly connected cannula type needle holder, the cannula type needle holder is a hollow cylinder, the opening of the cannula type needle holder is consistent with the puncture end direction of the blood collection tube steel needle, and the needle point of the puncture end of the blood collection tube steel needle does not exceed the tail end opening of the cannula type needle holder.
Preferably, the outer surface of the cavity cylinder is provided with anti-skid salient points, and the sleeve type needle holder is made of polyvinyl chloride (PVC).
Compared with the prior art, the utility model following main advantage has:
1. the indwelling needle is used for venous blood sampling, the internal steel needle is immediately pulled out after successful puncture, the indwelling hose is indwelling in a blood vessel for blood sample collection, the condition that the blood sampling steel needle is easy to puncture the blood vessel or even puncture soft tissues in the blood vessel in the blood sampling process can be effectively prevented, and the injury to a patient is avoided.
2. The sticking layer arranged at the bottom of the indwelling needle assembly solves the problems that the traditional venous blood taking needle is complex in fixing process, poor in fixing effect and easy to move due to the needle head in the blood taking process.
3. The sleeve type needle holder is fixedly connected and is a hollow cylinder, and the needle point of the puncture end of the blood collection tube steel needle does not exceed the tail end opening of the sleeve type needle holder, so that the situations that the blood collection tube steel needle is exposed to injure nurses by mistake and medical waste treatment in the later period is unsafe are avoided.
4. The antiskid salient points arranged on the outer surface of the cannula type needle holder enable a nurse to exert proper force during blood sampling, and the phenomenon that the needle holder slides to cause the blood sampling tube to fall off during the blood sampling of the nurse is avoided.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a bottom view of the indwelling needle assembly of the present invention.
Fig. 3 is a cut-away view of the middle retention assembly of the present invention.
Detailed Description
Shown in the figure: 101. an indwelling needle assembly; 102. an extension tube; 103. a blood collection tube steel needle base; 104. a blood collection tube steel needle; 105. a rubber hose; 106. a cannula-type needle holder; 107. a bonding layer; 108. a blood collection tube; 109. a sticking surface; 110. release paper; 111. a soft needle is kept; 112. and (4) puncturing a steel needle.
The technical solution in 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.
Referring to fig. 1-3, in an embodiment of the present invention, an adhesive indwelling needle type intravenous blood collection needle includes: indwelling needle assembly 101, extension tube 102, blood collection tube steel needle base 103, blood collection tube steel needle 104, rubber hose 105, and cannula needle holder 106. The disposable needle is characterized in that an adhesive layer 107 is arranged at the bottom of the indwelling needle assembly 101, an adhesive surface 109 is arranged at the bottom surface of the adhesive layer 107, and release paper 110 is arranged on the outer surface of the adhesive surface 109; the indwelling needle assembly 101 is arranged at one end of an extension tube 102, the other end of the extension tube 102 is provided with a blood collection tube steel needle base 103, the other end of the blood collection tube steel needle base 103 is provided with a blood collection tube steel needle 104, the outside of the blood collection tube steel needle 104 is wrapped by a rubber hose 105, the blood collection tube steel needle base 103 is provided with a fixedly connected cannula type needle holder 106, the puncture end direction of the blood collection tube steel needle 104 is consistent with the opening direction of the cannula type needle holder 106, and the puncture end needle point of the blood collection tube steel needle 104 does not exceed the tail end opening of the cannula type needle holder 106. When blood is collected, a puncture steel needle 112 arranged in the indwelling needle assembly 101 is used for puncturing veins of a patient, the puncture steel needle 112 arranged in the indwelling needle assembly is pulled out immediately after puncture is successful, an indwelling soft needle 111 is indwelling in the vein, the anti-sticking paper 110 on the lowest layer of the sticking layer 107 at the bottom of the indwelling needle assembly 101 is torn off, the sticking surface 109 is stuck to the skin, and the indwelling needle is fixed; after the indwelling needle is successfully fixed, the blood sample is collected by holding the cannula-type needle holder 106 with one hand and the blood collection tube 108 with the other hand, and connecting the steel needle 104 of the blood collection tube to the blood collection tube 108.
Preferably, the indwelling needle assembly 101 is provided with an indwelling soft needle 111, the internal puncture steel needle 112 is immediately pulled out after the puncture is successful, the indwelling soft needle 111 is indwelling in the venous blood vessel for collecting a blood sample, the condition that the blood sampling steel needle is easy to puncture the blood vessel and even puncture soft tissues in the blood vessel in the blood sampling process can be effectively prevented, and the injury to a patient is avoided; the indwelling soft needle 111 is made of medical materials.
Preferably, an adhesive layer 107 is arranged at the bottom of the indwelling needle assembly 101, the adhesive layer 107 is a medical hydrocolloid dressing, and has the advantages of strong adhesive force and no damage to the skin, an adhesive surface 109 is arranged at the bottom of the adhesive layer 107, release paper 110 is arranged on the outer surface layer of the adhesive surface 109, and when in use, the release paper 110 is torn off to enable the adhesive surface 109 to adhere to the skin and fix the indwelling needle; the problem of traditional blood taking needle in the blood sampling process, the fixed process is loaded down with trivial details, and fixed effect is relatively poor, the condition of activity appears easily in the syringe needle is solved.
Preferably, the blood collection tube steel needle 104 is externally wrapped by a rubber hose 105, and the rubber hose 105 can prevent the blood collection tube steel needle 104 from being polluted.
Preferably, the blood collection tube steel needle base 103 is provided with a fixedly connected cannula holder 106, the cannula holder 106 is a hollow cylinder, an opening of the cannula holder 106 is in the same direction as the puncture end of the blood collection tube steel needle 104, and the needle point of the puncture end of the blood collection tube steel needle 104 does not extend out of the end opening of the cannula holder 106, so that the exposure of the blood collection tube steel needle 104 to accidentally injure nurses and the unsafe situation of post-treatment of medical waste are avoided.
Preferably, anti-slip bumps are arranged on the outer surface of the cannula-type needle holder 106, and the cannula-type needle holder 106 is made of polyvinyl chloride (PVC).
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (2)
1. An adhesive indwelling needle type venous blood taking needle comprises: the blood collection needle comprises an indwelling needle assembly (101), an extension tube (102), a blood collection tube steel needle base (103), a blood collection tube steel needle (104), a rubber hose (105) and a sleeve type needle holder (106), and is characterized in that a puncture steel needle (112) and an indwelling soft needle (111) are arranged in the indwelling needle assembly (101), an adhesive layer (107) is arranged at the bottom of the indwelling needle assembly (101), an adhesive surface (109) is arranged on the bottom surface of the adhesive layer (107), and anti-sticking paper (110) is arranged on the outer surface layer of the adhesive surface (109); the indwelling needle assembly (101) is arranged at one end of an extension tube (102), a blood collection tube steel needle base (103) is arranged at the other end of the extension tube (102), a blood collection tube steel needle (104) is arranged at the other end of the blood collection tube steel needle base (103), the blood collection tube steel needle (104) is wrapped by a rubber hose (105), a cannula type needle holder (106) fixedly connected is arranged on the blood collection tube steel needle base (103), the puncture end direction of the blood collection tube steel needle (104) is consistent with the opening direction of the cannula type needle holder (106), and the puncture end needle tip of the blood collection tube steel needle (104) does not exceed the tail end opening of the cannula type needle holder (106).
2. The adhesive indwelling needle type venous blood collection needle according to claim 1, wherein: the outer surface of the sleeve-type needle holder (106) is provided with anti-skidding salient points, and the sleeve-type needle holder (106) is made of PVC materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020068079.2U CN212913198U (en) | 2020-01-03 | 2020-01-03 | Adhesive indwelling needle type venous blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020068079.2U CN212913198U (en) | 2020-01-03 | 2020-01-03 | Adhesive indwelling needle type venous blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212913198U true CN212913198U (en) | 2021-04-09 |
Family
ID=75295764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020068079.2U Expired - Fee Related CN212913198U (en) | 2020-01-03 | 2020-01-03 | Adhesive indwelling needle type venous blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212913198U (en) |
-
2020
- 2020-01-03 CN CN202020068079.2U patent/CN212913198U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Zhao Rui Document name: Correction notice |
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| DD01 | Delivery of document by public notice | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210409 Termination date: 20220103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |