CN103933638A - Remaining needle enabling puncturing to be realized through single hand - Google Patents
Remaining needle enabling puncturing to be realized through single hand Download PDFInfo
- Publication number
- CN103933638A CN103933638A CN201410195610.1A CN201410195610A CN103933638A CN 103933638 A CN103933638 A CN 103933638A CN 201410195610 A CN201410195610 A CN 201410195610A CN 103933638 A CN103933638 A CN 103933638A
- Authority
- CN
- China
- Prior art keywords
- needle
- puncture
- catheter
- remaining needle
- remaining
- 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
Abstract
The invention discloses a remaining needle enabling puncturing to be realized through a single hand. The remaining needle comprises a remaining needle catheter, a puncturing needle tube, a needle wing connected with the puncturing needle tube and a catheter base connected with the remaining needle catheter. One side of the catheter base extends to form a lateral connector, a first guiding face is arranged on the needle wing and is used for guiding the needle wing to drive the puncturing needle tube to move relative to the lateral connector and the needle wing is drawn back from the remaining needle catheter. The remaining needle enabling puncturing to be realized through the single hand can realize the purpose that in the whole process of puncturing, operation is achieved through the single hand, so that during puncturing, the operation is more convenient and faster and the working efficiency of medical staff is increased.
Description
Technical field
The present invention relates to remaining needle technical field, relate in particular to a kind of remaining needle of singlehanded puncture.
Background technology
Remaining needle is a kind of for repeatedly carry out the medical apparatus and instruments of infusion treatment within a period of time.Remaining needle of the prior art, it mainly comprises indwelling needle catheter, puncture needle tubing, the pin wing being connected with described puncture needle tubing, the catheter block being connected with described indwelling needle catheter, described puncture needle tubing penetrates described indwelling needle catheter completely from the major joint of the described catheter block other end, the needle point of described puncture needle tubing is just exposed outside described indwelling needle catheter, on described catheter block sidewall, extended to form a side connector, described side connector is connected with transfusion device.After medical personnel use remaining needle to puncture to patient's blood vessel, puncture needle tubing is extracted from catheter block rear end and indwelling needle catheter, comparatively soft conduit part fractionation is placed in patient's blood vessel, carries out continuously or transfusion discontinuously by indwelling needle catheter to patient.
In prior art, the piercing process of remaining needle is as follows:
First pinch the pin wing with a hands, the needle tubing that will the puncture intravasation that punctures together with indwelling needle catheter.See after blood back, with another hands A/C seat, the about 3mm of needle tubing pumpback will puncture.Then keep catheter block and pin wing relative position constant, indwelling needle catheter is all sent into blood vessel, complete whole piercing process, then, the needle tubing that will puncture is all extracted out, confined bed base opening, with the A/C seat on skin of applying ointment or plaster, and connect transfusion device transfusion from side interface.Can find out from above description, existing remaining needle due to the problem that structure arranges, needs two handss of medical personnel to coordinate in piercing process, and operation is comparatively complicated, and medical personnel are had relatively high expectations; And before puncture, the needle point of puncture needle tubing is outside exposed, and the contact personnel that easily accidentally injure are very dangerous.
As can be seen here, how prior art is improved, a kind of remaining needle of singlehanded puncture is provided, simplify the operation course, improve the comfort level using, this is the current technical issues that need to address in this area.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of remaining needle of singlehanded puncture, simplify the operation course, improve the comfort level using, improve the safety of remaining needle.
For solving above technical problem, technical scheme of the present invention is:
A kind of remaining needle of singlehanded puncture, comprise indwelling needle catheter, puncture needle tubing, the pin wing being connected with described puncture needle tubing, the catheter block being connected with described indwelling needle catheter, described catheter block one side has extended to form a side connector, the described pin wing is provided with the first guiding face, be used for guiding the described pin wing to drive described puncture needle tubing with respect to described side connector displacement, pumpback from described indwelling needle catheter.
Preferably, on the described pin wing, be also provided with the limiting component for limiting described puncture needle tubing displacement.
Preferably, described side connector is provided with the second guiding face, described the second guiding face and the corresponding setting of described the first guiding face.
Preferably, the displacement of described puncture needle tubing is 2～4mm.
Preferably, the displacement of described puncture needle tubing is 3mm.
Preferably, described limiting component is positioned at the side of the described pin wing away from described puncture needle tubing.
Preferably, described limiting component is position-limitting pin or limiting plate.
Preferably, described the first guiding face and the second guiding face are arcwall face.
Preferably, described the first guiding face and the second guiding face are plane.
Preferably, on the described pin wing, described the first guiding face and adjacent plane angle are 120～150 degree.
Compared with prior art, the remaining needle of a kind of singlehanded puncture provided by the invention, owing to comprising indwelling needle catheter, puncture needle tubing, the pin wing being connected with described puncture needle tubing, the catheter block being connected with described indwelling needle catheter, described catheter block one side has extended to form a side connector, the described pin wing is provided with the first guiding face, be used for guiding the described pin wing to drive described puncture needle tubing with respect to described side connector displacement, pumpback from described indwelling needle catheter.Described remaining needle is in the time of original state, and the needle point of puncture needle is accommodated in described indwelling needle catheter, safe and reliable.When puncture, pinch wing plate, the catheter block of the pin wing with natural agent with hands, puncture needle tubing transdermal together with indwelling needle catheter is thrust to blood vessel, see after blood back, strengthen the strength squeezing needle wing and catheter block, under the effect of the first guiding face, the pin wing is slided backward, the progressively pumpback of puncture needle tubing, then keeps the relative position of catheter block and the pin wing constant, and indwelling needle catheter is all sent into human vas.Piercing process completes, and whole process is one-handed performance.As can be seen here, the remaining needle of singlehanded puncture of the present invention can be realized omnidistance one-handed performance in the time of puncture, more convenient to operate while making to puncture, quick; Puncture needle tubing pumpback distance is more accurate, is convenient to standardization and does industry, improves medical personnel's work efficiency.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of embodiment of the present invention remaining needle;
Fig. 2 is the structural representation of the pin wing in Fig. 1;
Fig. 3 is the structural representation of catheter block in Fig. 1;
Fig. 4 is the original state figure of remaining needle;
Fig. 5 is the front view before retained needle puncture in Fig. 1;
Fig. 6 is the top view before retained needle puncture in Fig. 1;
Fig. 7 is the side view before retained needle puncture in Fig. 1;
Fig. 8 is the front view after retained needle puncture in Fig. 1;
Fig. 9 is the top view after retained needle puncture in Fig. 1.
Detailed description of the invention
In order to make those skilled in the art understand better technical scheme of the present invention, below by specific embodiment, the present invention is described in further detail.
As shown in Figure 1, the remaining needle of the one hand puncture of the present embodiment, formed by puncture needle tubing 1, indwelling needle catheter 2, catheter block 3, the pin wing 4, pipe clamp 5, extension tube 6, joint 7, the needle tubing 1 that wherein punctures is connected with indwelling needle catheter 2, indwelling needle catheter 2 is connected with the top of catheter block 3, the pin wing 4 and described puncture needle tubing 1 are connected and are set in the bottom of catheter block 3, and one end of extension tube 6 is connected with the side of catheter block 3, and the other end is connected with joint 7.Pipe clamp 5 is clipped in extension tube 6.
As shown in Figure 2, the wing plate 42 that the pin wing 4 comprises bindiny mechanism 41, is connected with bindiny mechanism 41, the middle part of wing plate 42 is provided with the first guiding face 42a, and it is 120～150 degree that edge arranges the angle that position-limitting pin 43, the first guiding faces become with adjacent with it plane; Bindiny mechanism comprises Connection Block 41a, is arranged on the union joint 41b on Connection Block 41a, and the outer circumference diameter of union joint 41b is less than the outer circumference diameter of Connection Block 41a.
As shown in Figure 3, catheter block 3 comprises major joint 31 and is connected to the other side connector 32 of major joint 31, and side connector 32 is provided with the second guiding face 33.The union joint 41b of the pin wing 4 is connected with the bottom of catheter block major joint 31.The side connector 32 of catheter block 3 is for connecting extension tube 6.
As shown in Figure 4, the singlehanded indwelling needle of original state, two guiding faces of the pin wing 4 and side connector 32 are in contact with one another, and side connector 31 contacts position-limitting pin 41.The needle tip of needle tubing 1 of now puncturing is accommodated in described indwelling needle catheter 2 completely, is not easy to accidentally injure contact personnel.
The use procedure of the remaining needle of the one hand puncture of the present embodiment is as follows:
The state of the remaining needle of the one hand puncture of the present embodiment before puncture is as shown in Fig. 5, Fig. 6, Fig. 7, the side connector 32 of catheter block 3 and the wing plate 42 of the pin wing 4 are certain angle, the bottom margin of the major joint 31 of catheter block 3 and the Connection Block 41a of the pin wing 4 between the two distance L are 0, and union joint 41b inserts the bottom of the major joint 31 of catheter block 3 completely.When puncture, pinch the wing plate 42 of the pin wing 4, major joint 31 and the side connector 32 of catheter block 3 with natural agent with hands, puncture needle tubing 1 transdermal together with indwelling needle catheter 2 is thrust to blood vessel.
See after blood back, the wing plate 42 and the side connector 32 that strengthen the strength squeezing needle wing 4, make the first guiding face and the second guiding face be in contact with one another and push, and causes the pin wing 4 to slide backward (or catheter block 3 is to front slide), union joint 41b exposes gradually, until side connector 32 contacts position-limitting pin 41.As shown in Figure 8 and Figure 9, the bottom margin of the major joint 31 of catheter block 3 and the Connection Block 41a of the pin wing 4 between the two distance can accurately reach preset value L (can be set as 3mm) to state now, and angle α is between the two 0.
Then, keep catheter block 3 constant with the relative position of the pin wing 4, indwelling needle catheter 2 is all sent into human vas.Piercing process completes, and whole process is one-handed performance.
Finally, the needle tubing 1 that will puncture is all extracted out, with the A/C seat 3 on skin of applying ointment or plaster, and connects transfusion device.
As seen from the above description, the present embodiment just can be realized singlehanded puncture with comparatively simple structure, and it is very convenient to operate.
In the present embodiment, limiting component is position-limitting pin, in other embodiments, limiting plate also can be set as limiting component.
Below be only the preferred embodiment of the present invention, it should be pointed out that above-mentioned preferred implementation should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the remaining needle of a singlehanded puncture, comprise indwelling needle catheter, puncture needle tubing, the pin wing being connected with described puncture needle tubing, the catheter block being connected with described indwelling needle catheter, described catheter block one side has extended to form a side connector, it is characterized in that, the described pin wing is provided with the first guiding face, be used for guiding the described pin wing to drive described puncture needle tubing with respect to described side connector displacement, pumpback from described indwelling needle catheter.
2. the remaining needle of singlehanded puncture as claimed in claim 1, is characterized in that, is also provided with the limiting component for limiting described puncture needle tubing displacement on the described pin wing.
3. the remaining needle of singlehanded puncture as claimed in claim 1, is characterized in that, described side connector is provided with the second guiding face, described the second guiding face and the corresponding setting of described the first guiding face.
4. the remaining needle of singlehanded puncture as claimed in claim 1, is characterized in that, the displacement of described puncture needle tubing is 2～4mm.
5. the remaining needle of singlehanded puncture as claimed in claim 4, is characterized in that, the displacement of described puncture needle tubing is 3mm.
6. the remaining needle of singlehanded puncture as claimed in claim 2, is characterized in that, described limiting component is positioned at the side of the described pin wing away from described puncture needle tubing.
7. the remaining needle of the puncture of the one hand as described in claim 2 or 6, is characterized in that, described limiting component is position-limitting pin or limiting plate.
8. the remaining needle of singlehanded puncture as claimed in claim 3, is characterized in that, described the first guiding face and the second guiding face are arcwall face.
9. the remaining needle of singlehanded puncture as claimed in claim 3, is characterized in that, described the first guiding face and the second guiding face are plane.
10. the remaining needle of singlehanded puncture as claimed in claim 1, is characterized in that, on the described pin wing, described the first guiding face and adjacent plane angle are 120～150 degree.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410195610.1A CN103933638B (en) | 2014-05-09 | 2014-05-09 | A kind of singlehanded remaining needle punctured |
| PCT/CN2015/078541 WO2015169252A1 (en) | 2014-05-09 | 2015-05-08 | Single-hand puncture indwelling needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410195610.1A CN103933638B (en) | 2014-05-09 | 2014-05-09 | A kind of singlehanded remaining needle punctured |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103933638A true CN103933638A (en) | 2014-07-23 |
| CN103933638B CN103933638B (en) | 2016-08-31 |
Family
ID=51181679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410195610.1A Active CN103933638B (en) | 2014-05-09 | 2014-05-09 | A kind of singlehanded remaining needle punctured |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103933638B (en) |
| WO (1) | WO2015169252A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015169252A1 (en) * | 2014-05-09 | 2015-11-12 | 广州阳普医疗科技股份有限公司 | Single-hand puncture indwelling needle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109224160B (en) * | 2018-09-27 | 2024-02-06 | 郑州大学第一附属医院 | Retention needle capable of being clamped and preventing needle stick injury for hemodialysis and use method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5498241A (en) * | 1994-12-08 | 1996-03-12 | Abbott Laboratories | Winged needle assembly with protective member |
| CN101879341A (en) * | 2010-06-24 | 2010-11-10 | 张亚平 | Safety venous indwelling needle with needleless interface positive-pressure closing valve |
| CN102716541A (en) * | 2012-03-03 | 2012-10-10 | 许春燕 | Disposable single hand insertion tube type vein detaining needle |
| CN203852671U (en) * | 2014-05-09 | 2014-10-01 | 广州阳普医疗科技股份有限公司 | Single-handed puncture indwelling needle |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2542267Y (en) * | 2002-05-10 | 2003-04-02 | 李�浩 | Needle staying in vessel |
| US8357121B2 (en) * | 2009-03-26 | 2013-01-22 | Becton, Dickinson And Company | Systems and methods for providing a safety integrated catheter with universal grip |
| JP2014068711A (en) * | 2012-09-28 | 2014-04-21 | Nipro Corp | Indwelling needle |
| CN103933638B (en) * | 2014-05-09 | 2016-08-31 | 广州阳普医疗科技股份有限公司 | A kind of singlehanded remaining needle punctured |
-
2014
- 2014-05-09 CN CN201410195610.1A patent/CN103933638B/en active Active
-
2015
- 2015-05-08 WO PCT/CN2015/078541 patent/WO2015169252A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5498241A (en) * | 1994-12-08 | 1996-03-12 | Abbott Laboratories | Winged needle assembly with protective member |
| CN101879341A (en) * | 2010-06-24 | 2010-11-10 | 张亚平 | Safety venous indwelling needle with needleless interface positive-pressure closing valve |
| CN102716541A (en) * | 2012-03-03 | 2012-10-10 | 许春燕 | Disposable single hand insertion tube type vein detaining needle |
| CN203852671U (en) * | 2014-05-09 | 2014-10-01 | 广州阳普医疗科技股份有限公司 | Single-handed puncture indwelling needle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015169252A1 (en) * | 2014-05-09 | 2015-11-12 | 广州阳普医疗科技股份有限公司 | Single-hand puncture indwelling needle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015169252A1 (en) | 2015-11-12 |
| CN103933638B (en) | 2016-08-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203852671U (en) | Single-handed puncture indwelling needle | |
| CN204181960U (en) | A kind of remaining needle | |
| CN203539419U (en) | Cardiovascular interventional therapy puncture needle integrating supporting, angle regulating, pollution preventing and fixing | |
| CN203263405U (en) | Syringe-type vacuum hemostix for pushing blood collection tube | |
| CN203989267U (en) | Disposable infusion hose type transfusion needle | |
| CN103933638A (en) | Remaining needle enabling puncturing to be realized through single hand | |
| CN203506845U (en) | Safety type thorax puncture needle | |
| CN204468875U (en) | A kind of remaining needle of one hand puncture | |
| CN204379904U (en) | A kind of umbilical vein remaining needle | |
| CN204121526U (en) | Safe type venous retaining needle | |
| CN207707987U (en) | A kind of Toluidine blue O arterial perfusion device | |
| CN203861741U (en) | Multifunctional closed drainage catheter | |
| CN203634543U (en) | Multifunctional cyst puncture device | |
| CN203059860U (en) | Cannula split-type puncture needle for chest puncture and drainage | |
| CN203370150U (en) | Single-hand-operated safe detaining needle | |
| CN205947795U (en) | Children take negative pressure blood sampling device | |
| CN205145281U (en) | Syringe needle subassembly for needle is kept somewhere to vein | |
| CN105056370A (en) | Peripheral venous catheter and use method thereof | |
| CN103127580B (en) | Singlehanded safety indwelling needle | |
| CN203107851U (en) | Straight one-handed remaining needle | |
| CN204274584U (en) | A kind of cicatrix pregnancy special puncture outfit | |
| CN204797849U (en) | Disposable prevents acupuncture and hinders hemostix | |
| CN203342174U (en) | Deep vein puncture needle | |
| CN204581449U (en) | The diacan of improvement | |
| CN204582153U (en) | A kind of safe type retention needle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 519031 office 2320, No. 3000, Huandao East Road, Hengqin new area, Zhuhai, Guangdong Patentee after: Yangpu Medical Technology Co.,Ltd. Address before: 510000 Kaiyuan Avenue 102, Science City, Guangzhou Economic and Technological Development Zone, Guangdong Province Patentee before: GUANGZHOU IMPROVE MEDICAL TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address |