CN221106615U - Venous indwelling needle convenient to use - Google Patents
Venous indwelling needle convenient to use Download PDFInfo
- Publication number
- CN221106615U CN221106615U CN202322084982.4U CN202322084982U CN221106615U CN 221106615 U CN221106615 U CN 221106615U CN 202322084982 U CN202322084982 U CN 202322084982U CN 221106615 U CN221106615 U CN 221106615U
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- Prior art keywords
- tube
- needle
- steel core
- shaped
- clamping
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 31
- 239000010959 steel Substances 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims description 8
- 238000001990 intravenous administration Methods 0.000 claims description 4
- 210000003462 vein Anatomy 0.000 abstract description 8
- 230000035515 penetration Effects 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000008280 blood Substances 0.000 description 9
- 210000004369 blood Anatomy 0.000 description 9
- 210000004204 blood vessel Anatomy 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a vein indwelling needle convenient to use, which comprises a Y-shaped tube, wherein a transparent tube is arranged at the top of the Y-shaped tube, and the top of the transparent tube is communicated with a needle tube; the device comprises a needle tube, a Y-shaped tube, a needle tube and a pull head, and is characterized by further comprising the pull head arranged at the bottom of the Y-shaped tube, wherein a steel core is fixedly connected to the pull head, penetrates through the Y-shaped tube and extends into the needle tube; the Y-shaped pipe comprises a Y-shaped pipe body, a fixing clamp arranged in the Y-shaped pipe body and a clamping assembly for clamping the fixing clamp. According to the venous indwelling needle convenient to use, the needle tube is used for penetrating a vein, the steel core is controlled through the fixing clamp, when the needle head is not penetrated, the steel core is timely fixed through the fixing clamp, the steel core is prevented from moving out of the Y-shaped tube, the fixing clamp is limited through the clamping assembly, the fixing clamp is convenient to move out of the steel core, the steel core is convenient to move continuously, safety guarantee is improved, repeated needle penetration is avoided, and the Y-shaped tube is fixed on the arm of a patient through the fixing wings.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a convenient-to-use venous indwelling needle.
Background
Venous indwelling needles are also known as venous trocars. The core components include a flexible catheter/cannula that can be left in the blood vessel, and a stainless steel puncture guide needle. When in use, the catheter and the needle core are punctured into the blood vessel together, and after the catheter completely enters the blood vessel, the needle core is withdrawn, and only the soft catheter is remained in the blood vessel, so that transfusion treatment is carried out.
When the venous indwelling needle is used, the experience of a training nurse is low, and when the training nurse starts to take a needle, the training is unsuccessful due to the fact that the tension mind easily causes bias or puncture, so that repeated needle insertion is needed for a plurality of times, discomfort of a patient is increased, and psychological burden of the nurse is increased.
Disclosure of utility model
The utility model aims to provide an intravenous indwelling needle which is convenient to use and aims to solve the defects in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions: the device comprises a Y-shaped pipe, wherein a transparent pipe is arranged at the top of the Y-shaped pipe, and a needle tube is communicated with the top of the transparent pipe;
The device comprises a needle tube, a Y-shaped tube, a needle tube and a pull head, and is characterized by further comprising the pull head arranged at the bottom of the Y-shaped tube, wherein a steel core is fixedly connected to the pull head, penetrates through the Y-shaped tube and extends into the needle tube;
the Y-shaped pipe comprises a Y-shaped pipe body, a fixing clamp arranged in the Y-shaped pipe body and a clamping assembly for clamping the fixing clamp.
As a further description of the above technical solution:
And the inner wall of the Y-shaped pipe is fixedly connected with a sealing plug, and the steel core is arranged in the sealing plug in a sliding manner.
As a further description of the above technical solution:
The clamping assembly comprises a fixing plate fixed outside the Y-shaped pipe, a clamping rod is arranged in the fixing plate in a sliding mode, a clamping groove matched with the clamping rod is formed in the fixing clamp, and the fixing clamp extends out of the Y-shaped pipe.
As a further description of the above technical solution:
the bottom fixedly connected with connecting rod of clamping pole, the top fixedly connected with handle of connecting rod.
As a further description of the above technical solution:
The clamping connection rod is sleeved with a tension spring, two ends of the tension spring are respectively and fixedly connected with the fixing plate and the connecting rod, and the top end of the clamping connection rod is an inclined surface.
As a further description of the above technical solution:
and two fixing wings are fixedly connected to the outer part of the Y-shaped pipe.
In the technical scheme, the venous indwelling needle convenient to use has the beneficial effects that:
1. The utility model comprises the following steps: vein is pricked through the needle tubing, controls the steel core through the fixation clamp, when the syringe needle does not prick out blood, in time fix the steel core through the fixation clamp, avoids the steel core to shift out Y venturi tube, carries out spacingly to the fixation clamp through joint subassembly to make things convenient for the fixation clamp to shift out the steel core, conveniently to the continuation removal of steel core, improved the safety guarantee, avoided the needle penetration repeatedly.
2. The utility model comprises the following steps: through setting up the fixed wing, fix Y venturi tube on patient's arm, consequently avoid Y venturi tube to take place to deflect on the arm, increase patient's uncomfortable and feel, avoid simultaneously using medical adhesive tape to apply, avoided the painful sense when tearing and pulled, increased the comfort.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all of the features of the technology disclosed.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is a schematic perspective view of an embodiment of the present utility model;
Fig. 2 is a schematic view of a vertical cross-section of a three-dimensional structure according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a structure according to an embodiment of the present utility model;
fig. 4 is an enlarged view of a portion a shown in fig. 2 according to an embodiment of the present utility model.
Reference numerals illustrate:
1. a Y-shaped tube; 2. a transparent tube; 3. a needle tube; 4. a pull head; 5. a steel core; 6. a sealing plug; 7. a fixing clamp; 8. a fixing plate; 9. a clamping rod; 10. a tension spring; 11. a connecting rod; 12. a handle; 13. a fixed wing; 14. and a clamping groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.
Referring to fig. 1-4, the vein indwelling needle provided in this embodiment includes a Y-shaped tube 1, a transparent tube 2 is arranged at the top of the Y-shaped tube 1, and a needle tube 3 is connected to the top of the transparent tube 2;
The device also comprises a pull head 4 arranged at the bottom of the Y-shaped pipe 1, wherein a steel core 5 is fixedly connected to the pull head 4, and the steel core 5 penetrates through the Y-shaped pipe 1 and extends into the needle tube 3;
Still including setting up in the fixation clamp 7 in Y pipe 1 and the joint subassembly to the 7 joint of fixation clamp, prick into the vein through needle tubing 3, control steel core 5 through fixation clamp 7, when the syringe needle did not prick out blood, in time fix steel core 5 through fixation clamp 7, avoid steel core 5 to shift out Y pipe 1, carry out spacingly to fixation clamp 7 through the joint subassembly to make things convenient for fixation clamp 7 to shift out steel core 5, conveniently to the continuation removal of steel core 5, the safety guarantee has been improved, repeated needle penetration has been avoided.
In a further embodiment of the present utility model, the inner wall of the Y-shaped tube 1 is fixedly connected with a sealing plug 6, the steel core 5 is slidably disposed in the sealing plug 6, and the Y-shaped tube 1 is sealed by the sealing plug 6, so that after the steel core 5 moves out of the needle tube 3, blood is sealed, and the blood flows out of the branch tube of the Y-shaped tube 1.
Further, the clamping assembly comprises a fixing plate 8 fixed outside the Y-shaped pipe 1, a clamping rod 9 is arranged in the fixing plate 8 in a sliding mode, a clamping groove 14 matched with the clamping rod 9 is formed in the fixing clamp 7, and the fixing clamp 7 extends outside the Y-shaped pipe 1.
Further, the bottom end fixedly connected with connecting rod 11 of clamping rod 9, the top fixedly connected with handle 12 of connecting rod 11, when the puncture is unsuccessful, blood does not get into transparent pipe 2, then presses handle 12 and drives connecting rod 11 and remove, then drives clamping rod 9 and remove for clamping rod 9 shifts out joint groove 14, thereby makes fixation clamp 7 close through the torsion spring of fixation clamp 7, thereby blocks steel core 5.
In the embodiment provided by the utility model, the clamping rod 9 is sleeved with the tension spring 10, the two ends of the tension spring 10 are respectively and fixedly connected with the fixing plate 8 and the connecting rod 11, the top end of the clamping rod 9 is an inclined surface, when the needle insertion is unsuccessful, a medical staff adjusts the needle tube 3 to enable the needle tube 3 to be inserted into a vein, blood enters the transparent tube 2, then the fixing clamp 7 is stirred to be opened, the clamping groove 14 is moved to the clamping rod 9, and as the clamping rod 9 is an inclined surface, the clamping rod 9 moves downwards until the clamping rod 9 moves to the bottom of the clamping groove 14, the clamping rod 9 moves into the clamping groove 14 through the tension spring 10, the fixing clamp 7 is clamped, and then the steel core 5 is pulled out through the pull head 4, so that the needle insertion of the indwelling needle is realized.
In the embodiment provided by the utility model, the outer part of the Y-shaped pipe 1 is fixedly connected with two fixing wings 13, the fixing wings are made of soft silica gel, the bottom surfaces of the two wings are provided with adhesive back stickers, the two wings can be attached to skin, and the needle handle is firmly fixed, so that the displacement of an outer catheter is avoided, and meanwhile, the surfaces of the fixing wings 13 are provided with anti-skidding patterns, so that the Y-shaped pipe 1 can be conveniently pushed to move.
When the indwelling needle is used, firstly, an infusion hose is inserted into a Y-shaped tube 1, then a medical staff pricks a needle tube 3 into a vein of a patient, then a pull head 4 is pulled to drive a steel core 5 to move out of the needle tube 3, then whether blood enters into a transparent tube 2 or not is observed, and if the blood enters into the transparent tube, success of needle insertion is indicated;
When the puncture is unsuccessful, blood does not enter the transparent tube 2, the handle 12 is pressed to drive the connecting rod 11 to move, and then the clamping rod 9 is driven to move, so that the clamping rod 9 moves out of the clamping groove 14, and the fixing clamp 7 is closed through the torsion spring diagram of the fixing clamp 7 to clamp the steel core 5;
Then medical personnel adjust needle tubing 3 for in needle tubing 3 pricked the vein, blood gets into transparent pipe 2, then stir fixation clamp 7 and open, make joint groove 14 remove to joint pole 9 department, because joint pole 9 is the inclined plane, therefore joint pole 9 downwardly moving, until joint pole 9 removes to joint groove 14 bottom, make joint pole 9 remove to joint inslot 14 through extension spring 10, carry out the centre gripping to fixation clamp 7, then pull out steel core 5 through pull head 4, realize the puncture of remaining needle.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. An intravenous needle convenient to use, includes Y venturi tube (1), its characterized in that: the top of the Y-shaped pipe (1) is provided with a transparent pipe (2), and the top of the transparent pipe (2) is communicated with a needle tube (3);
The needle tube comprises a needle tube (3) and is characterized by further comprising a pull head (4) arranged at the bottom of the Y-shaped tube (1), wherein a steel core (5) is fixedly connected to the pull head (4), and the steel core (5) penetrates through the Y-shaped tube (1) and extends into the needle tube (3);
The device also comprises a fixing clamp (7) arranged in the Y-shaped pipe (1) and a clamping assembly for clamping the fixing clamp (7).
2. The venous indwelling needle convenient to use according to claim 1, wherein a sealing plug (6) is fixedly connected to the inner wall of the Y-shaped tube (1), and the steel core (5) is slidably arranged in the sealing plug (6).
3. The venous indwelling needle convenient to use according to claim 1, wherein the clamping assembly comprises a fixing plate (8) fixed outside the Y-shaped tube (1), a clamping rod (9) is slidably arranged in the fixing plate (8), a clamping groove (14) matched with the clamping rod (9) is formed in the fixing clamp (7), and the fixing clamp (7) extends outside the Y-shaped tube (1).
4. A convenient-to-use intravenous needle according to claim 3, wherein the bottom end of the clamping rod (9) is fixedly connected with a connecting rod (11), and the top end of the connecting rod (11) is fixedly connected with a handle (12).
5. The venous indwelling needle convenient to use according to claim 4, wherein a tension spring (10) is sleeved outside the clamping connection rod (9), two ends of the tension spring (10) are fixedly connected to the fixing plate (8) and the connecting rod (11) respectively, and the top end of the clamping connection rod (9) is an inclined surface.
6. A convenient intravenous needle according to claim 1, characterized in that the Y-shaped tube (1) is fixedly connected with two fixing wings (13) at the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322084982.4U CN221106615U (en) | 2023-08-04 | 2023-08-04 | Venous indwelling needle convenient to use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322084982.4U CN221106615U (en) | 2023-08-04 | 2023-08-04 | Venous indwelling needle convenient to use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221106615U true CN221106615U (en) | 2024-06-11 |
Family
ID=91340052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322084982.4U Active CN221106615U (en) | 2023-08-04 | 2023-08-04 | Venous indwelling needle convenient to use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221106615U (en) |
-
2023
- 2023-08-04 CN CN202322084982.4U patent/CN221106615U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |