CN205849916U - A kind of high pressure-resistant remaining needle - Google Patents
A kind of high pressure-resistant remaining needle Download PDFInfo
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- CN205849916U CN205849916U CN201620635349.7U CN201620635349U CN205849916U CN 205849916 U CN205849916 U CN 205849916U CN 201620635349 U CN201620635349 U CN 201620635349U CN 205849916 U CN205849916 U CN 205849916U
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- remaining needle
- cap
- needle
- puncture
- wall
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Abstract
nullThis utility model relates to a kind of high pressure-resistant remaining needle，It includes remaining needle sleeve pipe，Remaining needle sleeve pipe has puncture needle by puncturing guiding adapter sleeve connection，Puncture needle connects anti-overflow plug，It is provided with annular groove in the middle part of anti-overflow plug，The connection of anti-overflow end beyond the Great Wall has remaining needle fixed sheath，Remaining needle fixed sheath inwall is provided with annular projection，Anti-overflow plug is connected by remaining needle trunnion carrier Paracentesis needle holder，Paracentesis needle holder is connected with remaining needle fixed sheath，Paracentesis needle holder connects the pin wing，The pin wing is provided with soft projection，Remaining needle fixed sheath is connected by Y type knot mouth extension tube and liquid stopping clamp，Extension tube is provided with protection outer wall and pressure outer wall，Pressure outer exterior wall is provided with miniature non-slip process，The other end of extension tube connects infusion tee pipe，Infusion tee pipe right part connects calparine cap，Calparine cap is provided with T-shaped puncture cap and the puncture cap fixed cover being connected with T-shaped puncture cap，It is good that this utility model has high pressure resistant effect、Easy to use、The advantage of safety and comfort.
Description
Technical field
This utility model belongs to medical minimally invasive medical equipment technical field, is specifically related to a kind of high pressure-resistant remaining needle, special
Do not relate to a kind of high pressure-resistant remaining needle.
Background technology
Conduit, also known as venous catheter needle, is punctured into Ink vessel transfusing, when conduit is complete together with nook closing member by venous detaining needle during use
After portion's intravasation, withdraw out nook closing member, only soft catheter retaining at Ink vessel transfusing thus is carried out infusion treatment, making of remaining needle
With reducing misery that patient causes because of venipuncture repeatedly and to the fear having an injection, it is simple to clinical application, anxious, critical trouble
The rescue medication of person, also mitigates the workload of nurse, thus venous detaining needle is at wide clinical application, pressure resistant type tool of needles staying on vein
There is the feature that steel nook closing member diameter is little, trocar sheath is soft, wall is thin, tube chamber is big, it is ensured that contrast agent high flow rate, high pressure enter
Ink vessel transfusing, improves the success rate of contrast agent injection, has an anti-high pressure effect, it is to avoid strengthen that injection rate in checking is fast, note
What injection pressure height was brought meets, and strengthens during inspection uses being widely used at CT, can avoid because high pressure causes retaining needle flexible tube
The generation of crack conditions, in the structure of existing high pressure-resistant remaining needle, the pressure-resistance structure design effect of parts is the best, therefore,
Develop a kind of high pressure resistant effect high pressure-resistant tool of needles staying on vein good, easy to use, safety and comfort to be of great significance.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and provide a kind of high pressure resistant effect good, use
Convenient, the high pressure-resistant remaining needle of safety and comfort.
The purpose of this utility model is achieved in that a kind of high pressure-resistant remaining needle, and it includes remaining needle sleeve pipe, described
Remaining needle sleeve pipe guide adapter sleeve and connect by puncturing and have a puncture needle, described puncture needle connects anti-overflow plug, and described is anti-
Overflowing and be provided with annular groove in the middle part of filling in, the connection of anti-overflow end beyond the Great Wall has remaining needle fixed sheath, in described remaining needle fixed sheath
Wall is provided with the annular projection matched with annular groove, and anti-overflow plug is connected by remaining needle trunnion carrier Paracentesis needle holder, described
Paracentesis needle holder be connected with remaining needle fixed sheath, Paracentesis needle holder connects has the pin wing, the described pin wing to be provided with soft projection, stays
Put to be connected by Y type knot mouth in the middle part of pin fixed sheath and have extension tube and the liquid stopping clamp matched with extension tube, described extension tube
Being provided with protection outer wall and the pressure outer wall being connected with protection outer wall, described pressure outer exterior wall is provided with miniature anti-skidding prominent
Rising, the other end of extension tube connects infusion tee pipe, and the upper end of described infusion tee pipe left part connects helmet, transfusion three
Siphunculus right part is connected by locking cap has calparine cap, described calparine cap are provided with T-shaped puncture cap and are connected with T-shaped puncture cap
Puncturing cap fixed cover, described puncture cap is connected with locking cap by puncturing guide pipe, with puncture cap fixed cover outside locking cap
It is connected.
Described soft projection is hemisphere structure, and quantity is 68, and is respectively uniformly distributed.
Described miniature non-slip process is spheroid structure, and is respectively uniformly distributed.
The thickness of described pressure outer wall is not less than the thickness of protection outer wall.
Described puncture guide pipe is connected by through hole connection with locking cap upper end.
The beneficial effects of the utility model: anti-overflow plug uses annular groove solid with remaining needle with the mode of annular projection clamping
Determining sheath to be connected, this stable connection is reliable, makes the high pressure resistant effect of anti-overflow plug good, and soft projection plays anti-skidding effect, makes behaviour
It is more convenient to make during personnel's hand-held pin wing, and extension tube uses protection outer wall to add the structure that pressure outer wall thickening processes, and makes extension tube
Compressive resistance be greatly increased, the crawl of extension tube is used by the personnel convenient to operate that design of miniature non-slip process, and calparine cap is adopted
It is connected with handstand T-type structure and with puncturing the cooperation of cap fixed cover, so makes the resistance to pressure of calparine cap during repeated localised puncture non-
Chang Qiang, it addition, the structure design that calparine cap is connected with locking cap by puncturing guide pipe also makes the pressure of whole infusion tee pipe
Better, structure of the present utility model design can ensure that under high pressure injects non-leakage, not booster, it is ensured that the person of patient
Safety, meets the requirement of high-pressure injection, and this utility model has that high pressure resistant effect is good, easy to use, the advantage of safety and comfort.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model a kind of high pressure-resistant remaining needle.
Fig. 2 is the partial sectional view of the partial structurtes of the extension tube of this utility model a kind of high pressure-resistant remaining needle.
Fig. 3 is the sectional view of the partial structurtes of this utility model a kind of high pressure-resistant remaining needle.
Fig. 4 is the partial sectional view of the calparine cap of the partial structurtes of this utility model a kind of high pressure-resistant remaining needle.
In figure: 1, remaining needle sleeve pipe 2, puncture guide adapter sleeve 3, puncture needle 4, anti-overflow plug 5, annular groove 6, stay
Put pin fixed sheath 7, annular projection 8, remaining needle trunnion carrier 9, Paracentesis needle holder 10, the pin wing 11, soft projection 12, Y type
Knot mouth 13, extension tube 14, protection outer wall 15, pressure outer wall 16, miniature non-slip process 17, locking cap 18, infusion tee
Pipe 19, helmet 20, calparine cap 21, puncture cap fixed cover 22, puncture guide pipe 23, liquid stopping clamp.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described further.
Embodiment 1
As shown in Fig. 1 Fig. 4, a kind of high pressure-resistant remaining needle, it includes remaining needle sleeve pipe 1, described remaining needle sleeve pipe 1
Having puncture needle 3 by puncturing guiding adapter sleeve 2 connection, described puncture needle 3 connects has anti-overflow plug 4, in the middle part of described anti-overflow plug 4
Being provided with annular groove 5, anti-overflow plug 4 outer end connects has remaining needle fixed sheath 6, described remaining needle fixed sheath 6 inwall to set
Being equipped with the annular projection 7 matched with annular groove 5, anti-overflow plug 4 is connected by remaining needle trunnion carrier 8 Paracentesis needle holder 9, described
Paracentesis needle holder 9 be connected with remaining needle fixed sheath 6, Paracentesis needle holder 9 connect have the pin wing 10, the described pin wing 10 to be provided with softness
Projection 11, is connected by Y type knot mouth 12 in the middle part of remaining needle fixed sheath 6 and has extension tube 13 and the liquid stopping clamp matched with extension tube
23, described extension tube 13 be provided with protection outer wall 14 and with the protection pressure outer wall 15 that is connected of outer wall 14, described pressure outside
Being provided with miniature non-slip process 16 outside wall 15, the other end of extension tube 13 connects infusion tee pipe 18, described transfusion three
The upper end of siphunculus 18 left part connects helmet 19, and infusion tee pipe 18 right part is connected by locking cap 17 calparine cap 20, described
Calparine cap 20 be provided with T-shaped puncture cap 11 and the puncture cap fixed cover 21 being connected with T-shaped puncture cap 11, described puncture cap 11
It is connected with locking cap 17 by puncturing guide pipe 22, is connected with puncture cap fixed cover 21 outside locking cap 17.
Anti-overflow plug uses annular groove to be connected with remaining needle fixed sheath with the mode of annular projection clamping, and this connection is steady
Fixed reliable, make the high pressure resistant effect of anti-overflow plug good, soft projection plays anti-skidding effect, when making operator's hand-held pin wing more just
Victory, extension tube uses protection outer wall to add the structure that pressure outer wall thickening processes, makes the compressive resistance of extension tube be greatly increased, miniature
The crawl of extension tube is used by the personnel convenient to operate that design of non-slip process, calparine cap use handstand T-type structure and with puncture cap
Fixed cover coordinates and is connected, and so makes the resistance to pressure of calparine cap during repeated localised puncture very strong, it addition, calparine cap is by puncturing
The structure design that guide pipe is connected with locking cap also makes the pressure better of whole infusion tee pipe, structure of the present utility model
Design can ensure that under high pressure injects non-leakage, not booster, it is ensured that the personal safety of patient, meets the requirement of high-pressure injection,
This utility model has that high pressure resistant effect is good, easy to use, the advantage of safety and comfort.
Embodiment 2
As shown in Fig. 1 Fig. 4, a kind of high pressure-resistant remaining needle, it includes remaining needle sleeve pipe 1, described remaining needle sleeve pipe 1
Having puncture needle 3 by puncturing guiding adapter sleeve 2 connection, described puncture needle 3 connects has anti-overflow plug 4, in the middle part of described anti-overflow plug 4
Being provided with annular groove 5, anti-overflow plug 4 outer end connects has remaining needle fixed sheath 6, described remaining needle fixed sheath 6 inwall to set
Being equipped with the annular projection 7 matched with annular groove 5, anti-overflow plug 4 is connected by remaining needle trunnion carrier 8 Paracentesis needle holder 9, described
Paracentesis needle holder 9 be connected with remaining needle fixed sheath 6, Paracentesis needle holder 9 connect have the pin wing 10, the described pin wing 10 to be provided with softness
Projection 11, is connected by Y type knot mouth 12 in the middle part of remaining needle fixed sheath 6 and has extension tube 13 and the liquid stopping clamp matched with extension tube
23, described extension tube 13 be provided with protection outer wall 14 and with the protection pressure outer wall 15 that is connected of outer wall 14, described pressure outside
Being provided with miniature non-slip process 16 outside wall 15, the other end of extension tube 13 connects infusion tee pipe 18, described transfusion three
The upper end of siphunculus 18 left part connects helmet 19, and infusion tee pipe 18 right part is connected by locking cap 17 calparine cap 20, described
Calparine cap 20 be provided with T-shaped puncture cap 11 and the puncture cap fixed cover 21 being connected with T-shaped puncture cap 11, described puncture cap 11
Being connected with locking cap 17 by puncturing guide pipe 22, be connected with puncture cap fixed cover 21 outside locking cap 17, described softness is dashed forward
Playing 11 is hemisphere structure, and quantity is 68, and is respectively uniformly distributed, and described miniature non-slip process 16 is tied for spheroid
Structure, and be respectively uniformly distributed, the thickness of described pressure outer wall 15 guides not less than the thickness of protection outer wall 14, described puncture
Pipe 22 is connected by through hole connection with locking cap 17 upper end.
Anti-overflow plug uses annular groove to be connected with remaining needle fixed sheath with the mode of annular projection clamping, and this connection is steady
Fixed reliable, make the high pressure resistant effect of anti-overflow plug good, soft projection plays anti-skidding effect, when making operator's hand-held pin wing more just
Victory, extension tube uses protection outer wall to add the structure that pressure outer wall thickening processes, makes the compressive resistance of extension tube be greatly increased, miniature
The crawl of extension tube is used by the personnel convenient to operate that design of non-slip process, calparine cap use handstand T-type structure and with puncture cap
Fixed cover coordinates and is connected, and so makes the resistance to pressure of calparine cap during repeated localised puncture very strong, it addition, calparine cap is by puncturing
The structure design that guide pipe is connected with locking cap also makes the pressure better of whole infusion tee pipe, structure of the present utility model
Design can ensure that under high pressure injects non-leakage, not booster, it is ensured that the personal safety of patient, meets the requirement of high-pressure injection,
This utility model has that high pressure resistant effect is good, easy to use, the advantage of safety and comfort.
Claims (5)
1. a high pressure-resistant remaining needle, it includes remaining needle sleeve pipe, it is characterised in that: described remaining needle sleeve pipe is by puncturing
Guiding adapter sleeve connection and have puncture needle, described puncture needle connects anti-overflow plug, is provided with annular recessed in the middle part of described anti-overflow plug
Groove, the connection of anti-overflow end beyond the Great Wall has remaining needle fixed sheath, described remaining needle fixed sheath inwall to be provided with and annular groove phase
The annular projection coordinated, anti-overflow plug is connected by remaining needle trunnion carrier Paracentesis needle holder, and described Paracentesis needle holder is solid with remaining needle
Determining sheath to be connected, Paracentesis needle holder connects has the pin wing, the described pin wing to be provided with soft projection, passes through in the middle part of remaining needle fixed sheath
Y type knot mouth connect have extension tube and the liquid stopping clamp matched with extension tube, described extension tube be provided with protection outer wall and with guarantor
Protecting the pressure outer wall that outer wall connects, described pressure outer exterior wall is provided with miniature non-slip process, and the other end of extension tube passes through
Locking cap connects infusion tee pipe, and the upper end of described infusion tee pipe left part connects helmet, and infusion tee pipe right part leads to
Cross locking cap to connect and have calparine cap, described calparine cap to be provided with T-shaped puncture cap and the puncture cap that is connected with T-shaped puncture cap is fixed
Set, described puncture cap is connected with locking cap by puncturing guide pipe, is connected with puncture cap fixed cover outside described locking cap.
A kind of high pressure-resistant remaining needle the most according to claim 1, it is characterised in that: described soft projection is hemisphere
Structure, quantity is 68, and is respectively uniformly distributed.
A kind of high pressure-resistant remaining needle the most according to claim 1, it is characterised in that: described miniature non-slip process is ellipse
Sphere structure, and be respectively uniformly distributed.
A kind of high pressure-resistant remaining needle the most according to claim 1, it is characterised in that: the thickness of described pressure outer wall is not
Thickness less than protection outer wall.
A kind of high pressure-resistant remaining needle the most according to claim 1, it is characterised in that: described puncture guide pipe is with fixing
Cap upper end is connected by through hole and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620635349.7U CN205849916U (en) | 2016-06-24 | 2016-06-24 | A kind of high pressure-resistant remaining needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620635349.7U CN205849916U (en) | 2016-06-24 | 2016-06-24 | A kind of high pressure-resistant remaining needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205849916U true CN205849916U (en) | 2017-01-04 |
Family
ID=57637060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620635349.7U Active CN205849916U (en) | 2016-06-24 | 2016-06-24 | A kind of high pressure-resistant remaining needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205849916U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106963458A (en) * | 2017-04-28 | 2017-07-21 | 边步荣 | A kind of positioning remaining needle and its anesthesia for continuous peripheral blockade |
| CN107320813A (en) * | 2017-08-11 | 2017-11-07 | 湖南平安医械科技有限公司 | A kind of high pressure resistant remaining needle |
| CN109908431A (en) * | 2019-04-08 | 2019-06-21 | 深圳安特医疗股份有限公司 | Remaining needle and infusion device |
-
2016
- 2016-06-24 CN CN201620635349.7U patent/CN205849916U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106963458A (en) * | 2017-04-28 | 2017-07-21 | 边步荣 | A kind of positioning remaining needle and its anesthesia for continuous peripheral blockade |
| CN107320813A (en) * | 2017-08-11 | 2017-11-07 | 湖南平安医械科技有限公司 | A kind of high pressure resistant remaining needle |
| CN109908431A (en) * | 2019-04-08 | 2019-06-21 | 深圳安特医疗股份有限公司 | Remaining needle and infusion device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |