CN219630315U - Disposable reinforced CT-used high-pressure-resistant safe venous indwelling needle - Google Patents
Disposable reinforced CT-used high-pressure-resistant safe venous indwelling needle Download PDFInfo
- Publication number
- CN219630315U CN219630315U CN202221526706.8U CN202221526706U CN219630315U CN 219630315 U CN219630315 U CN 219630315U CN 202221526706 U CN202221526706 U CN 202221526706U CN 219630315 U CN219630315 U CN 219630315U
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- CN
- China
- Prior art keywords
- needle
- extension tube
- seat
- tube
- hose
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229960002897 heparin Drugs 0.000 claims abstract description 4
- 229920000669 heparin Polymers 0.000 claims abstract description 4
- 238000001990 intravenous administration Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 2
- 238000002347 injection Methods 0.000 abstract description 7
- 239000007924 injection Substances 0.000 abstract description 7
- 238000002591 computed tomography Methods 0.000 abstract 3
- 230000035515 penetration Effects 0.000 abstract 1
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model belongs to the field of medical consumables, and relates to a disposable reinforced CT (computed tomography) high-pressure-resistant safe venous indwelling needle which comprises a needle, an extension tube and a stop assembly, wherein the needle is communicated with a high-pressure injector through the extension tube, and the stop assembly is arranged on the extension tube in a penetrating way; the needle head is connected with one end of the extension tube through a hose and is connected with the heparin cap; the stop assembly comprises a clip and a fixed ring, the fixed ring is sleeved on the extension tube through penetration, and the extension tube adopts a high-pressure-resistant catheter; the needle head comprises a funnel-shaped limit groove fixedly arranged in the front end of the tube seat; the tail end of the outer needle is penetrated through the front end of the tube seat and is correspondingly connected with the lower end of the limit groove; the inner needle is arranged in the outer needle in a penetrating way, the front end of the inner needle penetrates out of the outer needle, and the tail end of the inner needle penetrates through the limiting groove and the isolating plug fixedly arranged in the tube seat and is fixedly connected with the needle seat inserted into the tail end of the tube seat. The utility model has simple structure, and when a patient feels uncomfortable, the CT injection can be stopped to strengthen, the autonomous consciousness protection is carried out, the occurrence of unexpected situations is avoided, and the puncture-preventing needle head effectively protects the patient and medical staff.
Description
Technical Field
The utility model relates to an indwelling needle, in particular to a disposable reinforced CT-used high-pressure-resistant safe venous indwelling needle.
Background
In the process of enhancing CT, a patient can perform enhanced CT injection, the injection needs to use a high-pressure injector (50 ml/min), and when the high-pressure injector is used for injecting, some people (especially old people and children) have a strong uncomfortable feeling due to vascular distending pain, but the patient cannot be stopped or treated in the CT room, and the enhanced CT injection is stopped by the patient when the patient feels the strong uncomfortable feeling in the best mode, so that the utility model is applied.
Disclosure of Invention
In view of the above, an object of the present utility model is to provide a disposable high pressure resistant safety type intravenous needle for enhancing CT, which can rapidly terminate the enhanced CT injection when a patient has a strong discomfort.
In order to achieve the above purpose, the following technical scheme is adopted:
the disposable reinforced CT high pressure resistant safe venous indwelling needle comprises a needle head, an extension tube and a stop assembly, wherein the needle head is communicated with a high pressure injector through the extension tube, and the stop assembly is arranged on the extension tube in a penetrating manner;
the needle head is connected with one end of the extension tube through a hose and is connected with the heparin cap;
the stop assembly comprises a clamp and a fixing ring, the fixing ring is sleeved on the extension tube in a penetrating mode, and the extension tube adopts a high-pressure-resistant catheter.
Preferably, the needle head adopts a Below vein indwelling needle.
Preferably, the needle comprises:
the front end of the tube seat is fixedly provided with a funnel-shaped limit groove which is made of hard materials;
the tail end of the outer needle is penetrated at the front end of the tube seat and is correspondingly connected with the lower end of the limit groove, and is made of soft transparent material;
the inner needle is penetrated in the outer needle, the front end of the inner needle penetrates out of the outer needle, and the tail end of the inner needle penetrates through the limit groove and the isolation plug fixedly arranged in the tube seat and is fixedly connected with the needle seat inserted at the tail end of the tube seat;
one end of the hose connecting seat is obliquely communicated with the limiting groove in the tube seat and the cavity of the isolating plug, and the other end of the hose connecting seat is connected with the hose.
Preferably, the front end of the tube seat is sleeved with a needle sleeve for protecting the outer needle and the inner needle, and one side of the needle seat is provided with a hand-held part for conveniently pulling out the inner needle.
Preferably, the hose is connected to the extension tube by an integrally connected threaded joint.
Preferably, the length of the extension tube is 40-80cm, and the extension tube is made of high-pressure-resistant PVC material.
The beneficial effects of the utility model are as follows:
the utility model has simple structure and ingenious design, when a patient feels strong uncomfortable, the CT injection can be timely stopped and enhanced, the autonomous conscious protection is carried out, the occurrence of unexpected situations is avoided, and the puncture-preventing needle head effectively protects the patient and medical staff.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic view of the structure of the needle according to the present utility model.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
Please refer to fig. 1-2:
the disposable reinforced CT-used high-pressure-resistant safe venous indwelling needle comprises a needle head 1, an extension tube 2 and a stop component 3, wherein the needle head 1 is communicated with a high-pressure injector through the extension tube 2, and the stop component 3 is arranged on the extension tube 2 in a penetrating manner;
the needle head 1 is connected with one end of the extension tube 2 through a hose 11 and is connected with a heparin cap 4;
the stop assembly 3 comprises a clamp 31 and a fixing ring 32, the fixing ring 32 is penetrated on the extension tube 2 through a penetrating sleeve 33, the fixing ring 32 is in soft connection with the penetrating sleeve 33, the extension tube 2 adopts a high-pressure-resistant catheter, and the fixing ring 32 adopts a rubber ring.
The needle 1 comprises: the tube seat 12 is fixedly provided with a funnel-shaped limit groove 13 in the front end and is made of hard materials;
the tail end of the outer needle 14 is penetrated at the front end of the tube seat 12 and correspondingly connected with the lower end of the limit groove 13, and is made of soft transparent material;
the inner needle 15 is penetrated in the outer needle 14, the front end of the inner needle 15 penetrates out of the outer needle 14, and the tail end of the inner needle 15 penetrates through the limit groove 13 and the isolating plug 16 fixedly arranged in the tube seat 12 to be fixedly connected with the needle seat 17 inserted at the tail end of the tube seat 12;
a hose connecting seat 18, one end of which is obliquely communicated with the limiting groove 13 in the tube seat 12 and the cavity of the isolating plug 16, and the other end of which is connected with the hose 11;
the front end of the tube seat 12 is sleeved with a needle sleeve 20 for protecting the outer needle 14 and the inner needle 15, one side of the needle seat 17 is provided with a hand-held part 21 for conveniently pulling out the inner needle 15, the hose 11 is connected with the extension tube 2 through an integrally connected screwed joint 19, the length of the extension tube 2 is 40-80cm, and the extension tube is made of high-pressure-resistant PVC materials.
In addition, the needle head can also adopt a Below vein indwelling needle.
When in use, the fixing ring 32 is sleeved on the finger of a patient, so that the clamp 31 can be quickly and accurately turned off on the extension tube 2 in the hand of the patient, thereby stopping the injection of the high-pressure injector and eliminating uncomfortable feeling.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The disposable reinforced CT high-pressure-resistant safe venous indwelling needle is characterized by comprising a needle head, an extension tube and a stop assembly, wherein the needle head is communicated with a high-pressure injector through the extension tube, and the stop assembly is arranged on the extension tube in a penetrating manner;
the needle head is connected with one end of the extension tube through a hose and is connected with the heparin cap;
the stop assembly comprises a clamp and a fixing ring, the fixing ring is sleeved on the extension tube in a penetrating mode, and the extension tube adopts a high-pressure-resistant catheter.
2. The single use enhanced CT use high pressure resistant safety intravenous needle of claim 1, wherein said needle is a belan intravenous needle.
3. The single use enhanced CT use high pressure resistant safety intravenous needle of claim 1, wherein the needle comprises:
the front end of the tube seat is fixedly provided with a funnel-shaped limit groove which is made of hard materials;
the tail end of the outer needle is penetrated at the front end of the tube seat and is correspondingly connected with the lower end of the limit groove, and is made of soft transparent material;
the inner needle is penetrated in the outer needle, the front end of the inner needle penetrates out of the outer needle, and the tail end of the inner needle penetrates through the limit groove and the isolation plug fixedly arranged in the tube seat and is fixedly connected with the needle seat inserted at the tail end of the tube seat;
one end of the hose connecting seat is obliquely communicated with the limiting groove in the tube seat and the cavity of the isolating plug, and the other end of the hose connecting seat is connected with the hose.
4. The single use enhanced CT use high pressure resistant safety intravenous needle of claim 3, wherein: the front end of the tube seat is sleeved with a needle sleeve for protecting the outer needle and the inner needle, and one side of the needle seat is provided with a hand-held part for conveniently pulling out the inner needle.
5. The single use enhanced CT use high pressure resistant safety intravenous needle of claim 3, wherein the hose is connected to the extension tube by an integrally connected threaded fitting.
6. The disposable reinforced CT safety type venous indwelling needle with high pressure resistance according to claim 5, wherein the length of said extension tube is 40-80cm, and is made of high pressure resistant PVC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221526706.8U CN219630315U (en) | 2022-06-17 | 2022-06-17 | Disposable reinforced CT-used high-pressure-resistant safe venous indwelling needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221526706.8U CN219630315U (en) | 2022-06-17 | 2022-06-17 | Disposable reinforced CT-used high-pressure-resistant safe venous indwelling needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219630315U true CN219630315U (en) | 2023-09-05 |
Family
ID=87816474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221526706.8U Active CN219630315U (en) | 2022-06-17 | 2022-06-17 | Disposable reinforced CT-used high-pressure-resistant safe venous indwelling needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219630315U (en) |
-
2022
- 2022-06-17 CN CN202221526706.8U patent/CN219630315U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |