CN205055044U - Needle is kept somewhere to medical vein of improved generation - Google Patents
Needle is kept somewhere to medical vein of improved generation Download PDFInfo
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- CN205055044U CN205055044U CN201520469701.XU CN201520469701U CN205055044U CN 205055044 U CN205055044 U CN 205055044U CN 201520469701 U CN201520469701 U CN 201520469701U CN 205055044 U CN205055044 U CN 205055044U
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- needle
- joint
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- ring
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Abstract
The utility model relates to a needle is kept somewhere to medical vein of improved generation, including transparent tee bend, the pipe, the steel needle, transparent three -way connects one and communicates in the axial of pipe with the pipe, steel needle position is in the pipe, be equipped with the batching pig in connecting two with the transparent three -way that connects an opening opposite direction, the joint no. 3 that transparent tee bend is stretched out to one side connects through extension union coupling malleation, still include the needle ring of holding that the level arranged, hold the opposite side that the needle ring is located joint no. 3, be equipped with " C " shape elasticity fastener near transparent three -way position department on holding the needle ring, be equipped with the annular groove in the transparent tee bend, in the fastener embedded Groove. Its aim at provides a needle is kept somewhere to medical vein of improved generation, and should keeping somewhere the needle, to hold the needle firm, is difficult for the slippage, and the needle posture is held in the nurse's adjustment of being convenient for moreover, has guaranteed puncture successfully, has further alleviateed nurse's work load, and patient's misery has significantly reduced.
Description
Technical field
This utility model relates to a kind of apparatus introduced by medium in the mode of subcutaneous injection, intravenous injection or intramuscular injection in body, particularly relates to a kind of infusion apparatus with syringe needle.
Background technology
Venous detaining needle is also known as venous catheter needle, and the building block of its core comprises the conduit/sleeve pipe that can be retained in endovascular softness, and stainless guiding puncture nook closing member.During use, conduit is punctured into Ink vessel transfusing together with nook closing member, when after the whole intravasation of conduit, withdraw out nook closing member, only the catheter retaining of softness is carried out infusion treatment at Ink vessel transfusing.The use of remaining needle can reduce patient because of venipuncture repeatedly and the misery caused and to the fear of having an injection, alleviate the impatience of patient and family members thereof, be convenient to the rescue medication of clinical application and urgency, critical patient, and the workload of nurse can be alleviated, thus venous detaining needle is widely used clinical.When remaining needle common at present uses, nurse's hands grips needle handle and pushes in patient body by draw point and conduit, and holding needle handle is lamellar, points very easily slippage in piercing process, and cause the words of puncture failure also to need again to puncture thus, this just considerably increases the misery of patient.And, hold the position of needle handle in threeway and fix, can not move along conduit circumferencial direction, be thus unfavorable for that nurse adjusts the position of holding needle handle, select suitable to execute pin posture.
Utility model content
Technical problem underlying to be solved in the utility model is for the deficiencies in the prior art, a kind of modified medical venous detaining needle is provided, it is firm that this remaining needle holds pin, not easily slippage, and be convenient to nurse adjustment hold pin posture, ensure that and puncture successfully, further mitigate nurse job amount, greatly reduce patient suffering.
For solving the problems of the technologies described above, this utility model have employed following technical scheme:
A kind of modified medical venous detaining needle of this utility model, comprise transparent threeway, conduit, draw point, joint one and described conduit being axially communicated with at described conduit of described transparent threeway, described draw point is positioned at described conduit, batching pig is provided with in the joint two of the described transparent threeway contrary with described joint one opening direction, the joint three that described transparent threeway is tiltedly stretched out connects positive pressure connector by extension tube, also comprise and horizontally disposed hold needle ring, describedly hold the opposite side that needle ring is positioned at described joint three, described position of holding near described transparent threeway on needle ring is provided with " C " shape flexible clamp piece, described transparent threeway is provided with annular groove, described fastener embeds in described groove.
As further improvement, described holding on needle ring is also provided with connecting plate integrated with it, described connecting plate is also provided with cylindrical connecting portion away from one end of described draw point, one end near described joint two on described connecting portion is provided with jut, the afterbody of described batching pig is positioned at described joint two outside, described afterbody is provided with pit, and described jut to be partially submerged in described pit and can to rotate in described pit.
As further improving, the other end of described connecting portion is also provided with arc pallet, caves in towards described connecting portion in the middle part of described supporting plate.
In above-mentioned arbitrary technical scheme, described in hold on needle ring inner surface and be provided with anti-slip veins.
Preferably, described fastener have two and interval be arranged in described in hold on needle ring, described groove also has two and position and described fastener one_to_one corresponding.
In sum, a kind of modified medical venous detaining needle of the present utility model adopts to be held needle ring and replaces common holding needle handle, during use, nurse's finger stretches into and holds in needle ring, there will not be in piercing process the situation pointing slippage, and holds needle ring and can also adjust position, so that nurse selects suitable to execute pin posture, these all efficiently avoid the puncture failure problem caused because holding pin shakiness, substantially increase puncture success rate, decrease the misery of patient.
Accompanying drawing explanation
Fig. 1 is the planar structure schematic diagram of a kind of modified medical venous detaining needle of this utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of modified medical venous detaining needle of this utility model is described further, but protection domain of the present utility model is not limited to this.
As shown in Figure 1, a kind of modified medical venous detaining needle of this utility model comprises transparent threeway 1, conduit 2, draw point 3, joint 1 and conduit 2 being axially communicated with at conduit 2 of transparent threeway 1, draw point 3 is positioned at conduit 2, batching pig 7 is provided with in the joint 2 12 of the transparent threeway 1 contrary with joint 1 opening direction, the joint 3 13 that transparent threeway 1 is tiltedly stretched out connects positive pressure connector 6 by extension tube 5, above-mentioned each parts are this area common components, therefore position relationship between each parts and annexation can refer to routine techniques means, do not repeat herein.
Horizontally disposed holds the opposite side that needle ring 4 is positioned at joint 3 13, the position of holding near transparent threeway 1 on needle ring 4 is provided with " C " shape flexible clamp piece 41, position near fastener 41 in transparent threeway 1 is provided with annular groove, during use, being broken into two with one's hands by the opening of fastener 41 is embedded in groove, fastener 41 relies on natural resiliency transparent threeway 1 to be held tightly, will hold needle ring 4 and be installed in securely in transparent threeway 1.
Preferably, hold on needle ring 4 and be also provided with connecting plate 44 integrated with it, connecting plate 44 is also provided with cylindrical connecting portion 42 away from one end of draw point 3, one end near joint 2 12 on connecting portion 42 is provided with jut 421, the afterbody of batching pig 7 is positioned at joint 2 12 outside, afterbody is provided with pit, jut 421 to be partially submerged in pit and can to rotate in pit, like this, hold needle ring 4 also to link together with batching pig 7, on the basis that above-mentioned fastener 41 is fixing, turn increase the fixing point that needle ring 4 position is held in a restriction, the puncture failure problem that needle ring 4 change in location causes is held when further avoid puncture.And jut 421 can rotate in pit, during use, nurse just can rotate around the circumferencial direction of conduit 2 and hold needle ring 4, and the position of needle ring 4 is held in adjustment, and what convenient selection was suitable executes pin posture, successfully provides further guarantee for puncturing.
In addition, for having sufficiently stable strength to thrust in patient body by conduit 2, draw point 3 when ensureing puncture, can establish arc pallet 43 at the other end of connecting portion 42, cave in towards connecting portion 42 in the middle part of supporting plate 43.Like this, during puncture, nurse's finger stretches into be held in needle ring 4, also thumb can be placed on supporting plate 43 place simultaneously, in the axially force of draw point 3, ensures conduit 2, draw point 3 steadily, successfully to push in patient body.
Certainly, be increase finger and the friction of holding between needle ring 4, ensure to hold pin more steady, anti-slip veins can be set holding on needle ring 4 inner surface.
For strengthening the stability of holding needle ring 4 further, avoid holding the displacement of needle ring 4 between joint 1 and joint 2 12, above-mentioned fastener 41 can be set to two and two intervals are arranged in and hold on needle ring 4, correspondingly, groove also has two and position and fastener 41 one_to_one corresponding, like this, two fixing points just will be held needle ring 4 and be installed in transparent threeway 1 more securely, and in order to hold when nurse punctures, pin is stable provides guarantee.
Above-described embodiment is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from this utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection domain that this utility model claims determine.
Claims (5)
1. a modified medical venous detaining needle, comprise transparent threeway (1), conduit (2), draw point (3), joint one (11) and described conduit (2) being axially communicated with in described conduit (2) of described transparent threeway (1), described draw point (3) is positioned at described conduit (2), batching pig (7) is provided with in the joint two (12) of the described transparent threeway (1) contrary with described joint one (11) opening direction, the joint three (13) that described transparent threeway (1) is tiltedly stretched out connects positive pressure connector (6) by extension tube (5), it is characterized in that: also comprise and horizontally disposed hold needle ring (4), describedly hold the opposite side that needle ring (4) is positioned at described joint three (13), the described upper position near described transparent threeway (1) of needle ring (4) of holding is provided with " C " shape flexible clamp piece (41), described transparent threeway (1) is provided with annular groove, described fastener (41) embeds in described groove.
2. a kind of modified medical venous detaining needle according to claim 1, it is characterized in that: described in hold on needle ring (4) and be also provided with connecting plate integrated with it (44), described connecting plate (44) is also provided with cylindrical connecting portion (42) away from one end of described draw point (3), the upper one end near described joint two (12) of described connecting portion (42) is provided with jut (421), the afterbody of described batching pig (7) is positioned at described joint two (12) outside, described afterbody is provided with pit, described jut (421) to be partially submerged in described pit and can to rotate in described pit.
3. a kind of modified medical venous detaining needle according to claim 2, it is characterized in that: the other end of described connecting portion (42) is also provided with arc pallet (43), caves in towards described connecting portion (42) in the middle part of described supporting plate (43).
4. a kind of modified medical venous detaining needle according to any one of claim 1 to 3, is characterized in that: described in hold on needle ring (4) inner surface and be provided with anti-slip veins.
5. a kind of modified medical venous detaining needle according to claim 4, it is characterized in that: described fastener (41) have two and interval be arranged in described in hold on needle ring (4), described groove also has two and position and described fastener (41) one_to_one corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520469701.XU CN205055044U (en) | 2015-07-03 | 2015-07-03 | Needle is kept somewhere to medical vein of improved generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520469701.XU CN205055044U (en) | 2015-07-03 | 2015-07-03 | Needle is kept somewhere to medical vein of improved generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205055044U true CN205055044U (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520469701.XU Expired - Fee Related CN205055044U (en) | 2015-07-03 | 2015-07-03 | Needle is kept somewhere to medical vein of improved generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205055044U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106267451A (en) * | 2016-08-23 | 2017-01-04 | 徐俊鸽 | A kind of venous detaining needle |
| CN108543156A (en) * | 2018-05-14 | 2018-09-18 | 河南兴恒医疗用品有限公司 | Remaining needle is administered in a kind of disposable safe positive pressure front end |
| CN108704192A (en) * | 2018-04-09 | 2018-10-26 | 四川科瑞泽医疗器械有限公司 | A kind of temperature automatically controlled remaining needle |
-
2015
- 2015-07-03 CN CN201520469701.XU patent/CN205055044U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106267451A (en) * | 2016-08-23 | 2017-01-04 | 徐俊鸽 | A kind of venous detaining needle |
| CN108704192A (en) * | 2018-04-09 | 2018-10-26 | 四川科瑞泽医疗器械有限公司 | A kind of temperature automatically controlled remaining needle |
| CN108543156A (en) * | 2018-05-14 | 2018-09-18 | 河南兴恒医疗用品有限公司 | Remaining needle is administered in a kind of disposable safe positive pressure front end |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Rong Yuan Inventor after: Wang Lili Inventor after: Guan Lili Inventor after: Niu Yanli Inventor before: Rong Yuan |
|
| COR | Change of bibliographic data | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20170703 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |