CN209809206U - Butterfly type anti-reflux remaining needle - Google Patents
Butterfly type anti-reflux remaining needle Download PDFInfo
- Publication number
- CN209809206U CN209809206U CN201920169573.5U CN201920169573U CN209809206U CN 209809206 U CN209809206 U CN 209809206U CN 201920169573 U CN201920169573 U CN 201920169573U CN 209809206 U CN209809206 U CN 209809206U
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- steel needle
- rear end
- pipe
- needle
- helmet
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Abstract
The utility model discloses a needle is kept somewhere against current to butterfly type, including helmet, pipe seat, steel needle file, backward flow stopper, steel needle and pipe, the steel needle sets up in the inside of pipe, and the pipe is fixed in the inside front end of helmet, and the pipe seat sets up in the rear end outside of helmet, and the inside of pipe seat is provided with the silica gel sealing plug, and the steel needle seat sets up in the rear end of helmet, and the backward flow stopper sets up in the rear end of steel needle file. The utility model discloses convenient operation, but during the use safe, reliable fix on patient's hand, can effectively prevent the blood backward flow.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to needle is kept somewhere against current to butterfly type.
Background
The use of the indwelling needle can reduce the pain of the patient caused by repeated venipuncture and the fear of injection, is convenient for clinical medication, can help the critical patient to take medicine for rescue, reduces the workload of nurses and reduces the pain of the patient, so the venous indwelling needle is widely applied clinically. The components of the core comprise a soft catheter/sleeve which can be kept in the blood vessel and a stainless steel puncture guiding needle core, when in use, the catheter and the needle core are punctured into the blood vessel together, after the catheter completely enters the blood vessel, the needle core is withdrawn, and only the soft catheter is kept in the blood vessel so as to carry out infusion treatment.
SUMMERY OF THE UTILITY MODEL
For solving the deficiencies of the prior art, the object of the utility model is to provide a convenient operation, which can be safely and reliably fixed on the hand of the patient during the use, and can effectively prevent the butterfly type anti-reflux indwelling needle of blood reflux.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a needle is kept somewhere against current is prevented to butterfly type, includes helmet, pipe seat, steel needle file, backward flow stopper, steel needle and pipe, and the steel needle sets up in the inside of pipe, and the pipe is fixed in the inside front end of helmet, and the pipe seat sets up in the rear end outside of helmet, and the inside of pipe seat is provided with the silica gel sealing plug, and the steel needle seat sets up in the rear end of helmet, and the backward flow stopper sets up in the rear end of steel needle file.
Preferably, the bottom end of the catheter is fixed inside the catheter holder by a rivet.
Preferably, the silica gel sealing plug is fixed at the rear end of the interior of the catheter base through the silica gel sealing plug connecting base, the silica gel sealing plug can prevent the liquid medicine from flowing, and a passage can be formed by puncturing the silica gel sealing plug during infusion.
More preferably, the front end of the steel needle base is provided with a steel needle base insertion end, and the steel needle base insertion end is inserted into the rear end of the interior of the sheath to fix the steel needle base so as to place the steel needle.
Further preferably, the front end of the backflow plug is provided with a backflow plug insertion end, the backflow plug insertion end is inserted into the rear end of the interior of the steel needle base to fix the backflow plug, and the backflow plug is not drained when exhausting.
Specifically, the catheter holder comprises a body and a wing piece arranged on the outer side of the body, wherein the body is arranged at the rear end of the inner part of the protective cap, and the wing piece is positioned on the outer side of the rear end of the protective cap.
Preferably, both ends of the fin are provided with small holes.
The utility model discloses an useful part lies in: the utility model discloses a butterfly type prevents keeping somewhere convenient operation of needle against current, can fix safely, reliably during the use on patient's hand, and silica gel sealing plug and conduit saddle are in the same place, can effectively prevent the blood backward flow, puncture the silica gel sealing plug and can form the route when the infusion.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an exploded view of the present invention.
The meaning of the reference symbols in the figures: 1. the device comprises a protective cap, 2, a steel needle seat, 3, a backflow plug, 4, a steel needle, 5, a conduit, 6, a body, 7, a conduit seat, 8, a rivet, 9, a silica gel sealing plug, 10 and a silica gel sealing plug connecting seat.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and 2, the butterfly type anti-reflux indwelling needle of the present invention comprises a protective cap 1, a catheter seat 7, a steel needle seat 2, a reflux plug 3, a steel needle 4 and a catheter 5.
The steel needle 4 sets up in the inside of pipe 5, and pipe 5 is fixed in the inside front end of helmet 1, and pipe seat 7 sets up in the rear end outside of helmet 1, and the bottom of pipe 5 is fixed in inside pipe seat 7 through rivet 8. The catheter seat 7 comprises a body 6 and a wing piece arranged on the outer side of the body 6, the body 6 is arranged at the rear end of the inner part of the protective cap 1, the wing piece is arranged on the outer side of the rear end of the protective cap 1, and small holes are formed in the two ends of the wing piece.
The catheter base 7 is internally provided with a silica gel sealing plug 9, the silica gel sealing plug 9 is fixed at the rear end of the interior of the catheter base 7 through a silica gel sealing plug connecting seat 10, the silica gel sealing plug 9 can prevent the circulation of liquid medicine, and a passage can be formed by puncturing the silica gel sealing plug 9 during infusion.
The steel needle base 2 is arranged at the rear end of the protective cap 1, the front end of the steel needle base 2 is provided with an insertion end of the steel needle base 2, and the insertion end of the steel needle base 2 is inserted into the rear end of the interior of the sheath to fix the steel needle base 2 and place the steel needle 4. The reflux plug 3 is arranged at the rear end of the steel needle base 2, the front end of the reflux plug 3 is provided with an insertion end of the reflux plug 3, the insertion end of the reflux plug 3 is inserted into the rear end of the interior of the steel needle base 2 in an inserting mode, so that the reflux plug 3 is fixed, and the reflux plug 3 exhausts air and does not drain water.
The utility model discloses a butterfly type prevents keeping somewhere convenient operation of needle against current, can fix safely, reliably during the use on patient's hand, and silica gel sealing plug 9 and catheter seat 7 are in the same place, can effectively prevent the blood backward flow, punctures silica gel sealing plug 9 and can form the route when the infusion.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a needle is kept somewhere against current to butterfly type prevents, includes helmet, pipe seat, steel needle file, backward flow stopper, steel needle and pipe, its characterized in that, the steel needle sets up in the inside of pipe, the pipe is fixed in the inside front end of helmet, the pipe seat sets up in the rear end outside of helmet, and the inside of pipe seat is provided with the silica gel sealing plug, the steel needle seat sets up in the rear end of helmet, the backward flow stopper sets up in the rear end of steel needle file.
2. The butterfly-type anti-reflux indwelling needle of claim 1, wherein the bottom end of the catheter is fixed inside the catheter hub by a rivet.
3. The butterfly-type anti-reflux indwelling needle according to claim 1, wherein the silica gel sealing plug is fixed to the inner rear end of the catheter hub by a silica gel sealing plug connecting seat.
4. The butterfly type anti-reflux indwelling needle according to claim 1, wherein a steel needle holder insertion end is provided at the front end of the steel needle holder, and the steel needle holder insertion end is inserted into the inner rear end of the sheath to fix the steel needle holder.
5. The butterfly-type backflow-preventing indwelling needle as claimed in claim 1, wherein a backflow plug insertion end is provided at a front end of the backflow plug, and the backflow plug insertion end is inserted into an inner rear end of the steel needle holder to fix the backflow plug.
6. The butterfly-type backflow-preventing indwelling needle of claim 1, wherein the catheter hub comprises a body and a fin arranged outside the body, the body is arranged at the inner rear end of the protective cap, and the fin is arranged outside the rear end of the protective cap.
7. The butterfly-type anti-reflux indwelling needle of claim 6, wherein both ends of the fin are provided with small holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169573.5U CN209809206U (en) | 2019-01-31 | 2019-01-31 | Butterfly type anti-reflux remaining needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169573.5U CN209809206U (en) | 2019-01-31 | 2019-01-31 | Butterfly type anti-reflux remaining needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209809206U true CN209809206U (en) | 2019-12-20 |
Family
ID=68872645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920169573.5U Active CN209809206U (en) | 2019-01-31 | 2019-01-31 | Butterfly type anti-reflux remaining needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209809206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109621082A (en) * | 2019-01-31 | 2019-04-16 | 永岳医疗科技(昆山)有限公司 | A kind of buttferfly-type reverse flow resistant indwelling needle |
-
2019
- 2019-01-31 CN CN201920169573.5U patent/CN209809206U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109621082A (en) * | 2019-01-31 | 2019-04-16 | 永岳医疗科技(昆山)有限公司 | A kind of buttferfly-type reverse flow resistant indwelling needle |
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