CN210542657U - Disposable extension pipe - Google Patents
Disposable extension pipe Download PDFInfo
- Publication number
- CN210542657U CN210542657U CN201822271302.9U CN201822271302U CN210542657U CN 210542657 U CN210542657 U CN 210542657U CN 201822271302 U CN201822271302 U CN 201822271302U CN 210542657 U CN210542657 U CN 210542657U
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- CN
- China
- Prior art keywords
- upper cover
- flow stopping
- clamping
- extension tube
- filtering membrane
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- 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.)
- Expired - Fee Related
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Abstract
A disposable extension tube comprises a tube body, a liquid medicine filter and a flow stopping clip, wherein the liquid medicine filter and the flow stopping clip are arranged on the tube body; the liquid medicine filter comprises an upper cover, a lower cover and a filtering membrane, wherein the upper cover and the lower cover are matched with each other, the filtering membrane is assembled between the upper cover and the lower cover, a connector communicated with the filtering membrane is arranged on the upper cover, and a needle tube communicated with the filtering membrane is arranged on the lower cover. The upper cover and the needle tube are prevented from being connected through adhesive, so that toxic pollution is reduced; the process flow that the upper cover and the needle tube are connected through the adhesive is reduced, and the working efficiency is greatly improved; in addition, the condition that the whole extension pipe is scrapped due to forgetting to assemble the flow stopping clamp or damage of the flow stopping clamp in the assembly process is avoided; not only reduced intensity of labour, improved work efficiency, still saved the resource, avoided because the only clamp goes wrong the emergence that leads to the extension pipe by the condition of scrapping.
Description
The technical field is as follows:
the utility model relates to a disposable extension pipe.
Background art:
the extension tube can be connected with products such as an electronic injection pump, an electronic infusion pump and the like, and can play a role in extension during clinical infusion, so that the extension tube is widely applied during intravenous injection. However, during the infusion process, the insoluble particles and other foreign matters in the medicine can also enter the body along with the liquid; the insoluble particles and other foreign matters entering the body along with the liquid can induce the diseases of cardio-cerebrovascular system embolism, pulmonary embolism and the like. Because foreign matter such as insoluble particles is a potential risk to patients receiving infusion therapy. At present, a liquid medicine filter is additionally arranged in a disposable extension tube, which is an effective method for preventing foreign matters such as insoluble particles and the like from entering a human body; the traditional liquid medicine filter needs the needle tube and the upper cover as well as the lower cover and the needle tube to be respectively bonded together, and needs to use adhesive for multiple times; the use of the adhesive glue at the position contacted with the liquid medicine can cause great harm to human bodies because the adhesive glue has certain toxicity; in addition, the whole bonding process is complex in process and low in production efficiency. Moreover, in the infusion process of the extension tube, the extension tube needs to be opened and closed by using the flow stopping clamp, however, the existing flow stopping clamp needs to be inserted into the extension tube in advance in the use process; in actual operation, because manual assembly is adopted, the assembly of the flow stopping clamp is often forgotten, and the whole extension pipe is scrapped due to the fact that the flow stopping clamp is not assembled; in addition, if the flow stopping clip is damaged in the assembling process, the flow stopping clip cannot be disassembled and replaced, and the whole extension pipe is scrapped; not only increases the labor intensity and reduces the working efficiency, but also wastes resources seriously.
The utility model has the following contents:
the utility model provides a disposable extension tube which can be directly connected with electronic pump products and is used as a medicine outlet joint or a medicine inlet joint of the extension tube, thereby avoiding the connection of an upper cover and a needle tube through adhesive and reducing toxic pollution; the process flow that the upper cover and the needle tube are connected through the adhesive is reduced, and the working efficiency is greatly improved; in addition, when the extension pipe is assembled, the condition that the whole extension pipe is scrapped due to the fact that the flow stopping clamp is assembled or damaged in the assembling process is avoided; the labor intensity is reduced, the working efficiency is improved, the resources are saved, and the condition that the extension pipe is scrapped due to the fact that the flow stopping clamp has a problem is avoided; effectively solves the problems existing in the prior art.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
a disposable extension tube comprises a tube body, a liquid medicine filter and a flow stopping clip, wherein the liquid medicine filter and the flow stopping clip are arranged on the tube body; the liquid medicine filter comprises an upper cover, a lower cover and a filtering membrane, wherein the upper cover and the lower cover are matched with each other, the filtering membrane is assembled between the upper cover and the lower cover, the upper cover is provided with a connector communicated with the filtering membrane, and the lower cover is provided with a needle tube communicated with the filtering membrane; the flow stopping clamp comprises a flow stopping clamp body, the flow stopping clamp body comprises a clamping part for blocking liquid in the extension pipe from flowing and a clamping part arranged at the end part, an open through hole for the liquid conveying pipe to pass through is formed in the clamping part, an open through hole for the liquid conveying pipe to pass through is formed in the flow stopping clamp body on the side opposite to the clamping part, and a movable connecting part is arranged on the flow stopping clamp body at the through hole.
A gap for inserting an injection device is formed between the outer side wall of the joint and the inner side wall of the upper cover; the inner side wall of the upper cover is provided with an internal thread used for being connected with an injection device.
The outer side wall of the upper cover is provided with an anti-skid part; the anti-skidding part is an anti-skidding thread which is a vertical thread.
The filtering membrane is made of PP, PES or PA materials; the upper cover and the lower cover are made of ABS, PP or K resin materials.
The clamping part comprises a first protrusion arranged on the flow stopping clamp body and a second protrusion arranged on the flow stopping clamp body and matched with the first protrusion, and the first protrusion and the second protrusion are respectively close to and far away from through the closing and opening of the clamping part.
The clamping part comprises a clamping groove and a clamping plate matched with the clamping groove, and the clamping plate is clamped in the clamping groove by pressing the clamping plate to realize the closing of the clamping part; the clamping plate is separated from the clamping groove by breaking the clamping groove to open the clamping part.
The surface of the clamping plate which is pressed and the surface of the clamping groove which is broken off are both provided with anti-skid parts; the anti-skid part is an anti-skid thread or an anti-skid groove.
The movable connecting part is an elastic body.
The two ends of the extension pipe are respectively provided with a connector, and each connector is respectively provided with a protective cap.
The outer side wall of each protective cap is provided with anti-skid threads.
By adopting the structure, the utility model can be directly connected with the electronic pump products through the internal thread arranged on the upper cover, and can be used as the medicine outlet joint or the medicine inlet joint of the extension tube, thereby avoiding the connection between the upper cover and the needle tube through the adhesive and reducing the toxic pollution; the process flow that the upper cover and the needle tube are connected through the adhesive is reduced, and the working efficiency is greatly improved; in addition, the flow stopping clip can be directly assembled on the extension pipe at any stage of assembly through the through hole and the through hole which are arranged on the flow stopping clip, so that the condition that the whole extension pipe is scrapped due to forgetting to assemble the flow stopping clip or damage of the flow stopping clip in the assembly process when the extension pipe is assembled is avoided; not only reduced intensity of labour, improved work efficiency, still saved the resource, avoided because the only clamp goes wrong the emergence that leads to the extension pipe by the condition of scrapping.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged schematic structural view of the middle stop clamp of the present invention when closed.
Fig. 3 is a left-view enlarged structure diagram of fig. 2.
Fig. 4 is a right-view enlarged structure diagram of fig. 2.
Fig. 5 is an enlarged schematic view of the liquid medicine filter of the present invention when it is engaged with the extension tube.
Fig. 6 is an enlarged schematic structural view of the Chinese medicinal liquid filter of the present invention.
In the figure: 1. the medical liquid filter comprises a pipe body, 2, a medical liquid filter, 3, a flow stopping clamp, 4, an upper cover, 5, a lower cover, 6, a filtering membrane, 7, a connector, 8, a needle tube, 9, internal threads, 10, anti-skidding threads, 11, a clamping part, 12, a clamping part, 13, a through hole, 14, a through hole, 15, a movable connecting part, 16, a first bulge, 17, a second bulge, 18, a clamping groove, 19, a clamping plate, 20, an anti-skidding part, 21, a protective cap, 22 and a connector.
The specific implementation mode is as follows:
in order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
As shown in fig. 1 to 6, a disposable extension tube includes a tube body 1, and a medical fluid filter 2 and a flow stopping clip 3 provided on the tube body 1; the liquid medicine filter 2 comprises an upper cover 4, a lower cover 5 and a filtering membrane 6, wherein the upper cover 4 and the lower cover 5 are matched with each other, the filtering membrane 6 is assembled between the upper cover 4 and the lower cover 5, a connector 7 communicated with the filtering membrane 6 is arranged on the upper cover 4, and a needle tube 8 communicated with the filtering membrane 6 is arranged on the lower cover 5; the flow stopping clamp 3 comprises a flow stopping clamp 3 body, the flow stopping clamp 3 body comprises a clamping part 11 for blocking liquid circulation in the extension pipe and a clamping part 12 arranged at the end part, an open through hole 13 for a liquid conveying pipe to pass through is arranged on the clamping part 12, an open through hole 14 for the liquid conveying pipe to pass through is arranged on the flow stopping clamp 3 body on the side opposite to the clamping part 12, and a movable connecting part 15 is arranged on the flow stopping clamp 3 body at the through hole 14.
A gap for inserting an injection device is arranged between the outer side wall of the joint 7 and the inner side wall of the upper cover 4; an inner thread 9 for connecting with an injection device is arranged on the inner side wall of the upper cover 4.
The outer side wall of the upper cover 4 is provided with an antiskid part 20; the anti-skid part 20 is an anti-skid thread 10, and the anti-skid thread 10 is a vertical thread.
The filtering membrane 6 is made of PP, PES or PA materials; the upper cover 4 and the lower cover 5 are made of ABS, PP or K resin materials.
The clamping part 11 comprises a first protrusion 16 arranged on the body of the flow stopping clip 3 and a second protrusion 17 arranged on the body of the flow stopping clip 3 and matched with the first protrusion, and the first protrusion 16 and the second protrusion 17 are respectively close to and far away from each other through the closing and opening of the clamping part 12.
The clamping part 12 comprises a clamping groove 18 and a clamping plate 19 matched with the clamping groove 18, and the clamping plate 19 is clamped in the clamping groove 18 by pressing the clamping plate 19 to realize the closing of the clamping part 12; the opening of the engaging portion 12 is achieved by opening the engaging groove 18 and disengaging the engaging plate 19 from the engaging groove 18.
The surface of the card 19 to be pressed and the surface of the card slot 18 to be broken are both provided with anti-slip parts 20; the anti-skid part 20 is an anti-skid thread 10 or an anti-skid groove.
The movable connection portion 15 is an elastic body.
The two ends of the extension pipe are respectively provided with a connector 22, and each connector 7 is respectively provided with a protective cap 21.
An anti-slip thread 10 is provided on the outer side wall of each cap 21.
The liquid medicine filter comprises an upper cover, a lower cover and a filtering membrane, wherein the upper cover and the lower cover are matched with each other, the filtering membrane is assembled between the upper cover and the lower cover, a connector communicated with the filtering membrane is arranged on the upper cover, and a needle tube communicated with the filtering membrane is arranged on the lower cover
When in use, the pipe body 1 sequentially passes through the through hole 14 and the through hole 13 which are opened, the flow stopping clamp 3 is assembled on the extension pipe, and the extension pipe between the through hole 14 and the through hole 13 is positioned between the first bulge 16 and the second bulge 17; then connecting the liquid medicine filter 2 to the extension pipe body 1; finally, the protective caps 21 at the two end parts of the extension tube are taken down, the extension tube is respectively connected to the infusion tube and the infusion apparatus product, when the extension tube needs to be closed, the clamping plate 19 is pressed to clamp the clamping plate 19 in the clamping groove 18, and at the moment, the extension tube is extruded on the first bulge 16 by the second bulge 17 to realize the closing of the extension tube; when the extension pipe is opened to needs, break off draw-in groove 18 with the fingers and thumb, make cardboard 19 break away from in draw-in groove 18, at this moment, first arch 16 is kept away from to second arch 17, and the extension pipe recovers the circulation that realizes the extension pipe, and the liquid medicine of circulation in the extension pipe passes through liquid medicine filter 2 that sets up on the extension pipe after to keep apart foreign matters such as the insoluble particle that are mingled with in the liquid medicine in liquid medicine filter 2 through filtration membrane 6, prevents that foreign matters such as insoluble particle from getting into human inside and causing harm to the human body.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (10)
1. A disposable extension tube is characterized in that: comprises a tube body, a liquid medicine filter and a flow stopping clip which are arranged on the tube body; the liquid medicine filter comprises an upper cover, a lower cover and a filtering membrane, wherein the upper cover and the lower cover are matched with each other, the filtering membrane is assembled between the upper cover and the lower cover, the upper cover is provided with a connector communicated with the filtering membrane, and the lower cover is provided with a needle tube communicated with the filtering membrane; the flow stopping clamp comprises a flow stopping clamp body, the flow stopping clamp body comprises a clamping part for blocking liquid in the extension pipe from flowing and a clamping part arranged at the end part, an open through hole for the liquid conveying pipe to pass through is formed in the clamping part, an open through hole for the liquid conveying pipe to pass through is formed in the flow stopping clamp body on the side opposite to the clamping part, and a movable connecting part is arranged on the flow stopping clamp body at the through hole.
2. A disposable extension tube according to claim 1, wherein: a gap for inserting an injection device is formed between the outer side wall of the joint and the inner side wall of the upper cover; the inner side wall of the upper cover is provided with an internal thread used for being connected with an injection device.
3. A disposable extension tube according to claim 1 or 2, wherein: the outer side wall of the upper cover is provided with an anti-skid part; the anti-skidding part is an anti-skidding thread which is a vertical thread.
4. A disposable extension tube according to claim 1, wherein: the filtering membrane is made of PP, PES or PA materials; the upper cover and the lower cover are made of ABS, PP or K resin materials.
5. A disposable extension tube according to claim 1, wherein: the clamping part comprises a first protrusion arranged on the flow stopping clamp body and a second protrusion arranged on the flow stopping clamp body and matched with the first protrusion, and the first protrusion and the second protrusion are respectively close to and far away from through the closing and opening of the clamping part.
6. A disposable extension tube according to claim 1, wherein: the clamping part comprises a clamping groove and a clamping plate matched with the clamping groove, and the clamping plate is clamped in the clamping groove by pressing the clamping plate to realize the closing of the clamping part; the clamping plate is separated from the clamping groove by breaking the clamping groove to open the clamping part.
7. A disposable extension tube according to claim 6, wherein: the surface of the clamping plate which is pressed and the surface of the clamping groove which is broken off are both provided with anti-skid parts; the anti-skid part is an anti-skid thread or an anti-skid groove.
8. A disposable extension tube according to claim 1, wherein: the movable connecting part is an elastic body.
9. A disposable extension tube according to claim 1, wherein: the two ends of the extension pipe are respectively provided with a connector, and each connector is respectively provided with a protective cap.
10. A disposable extension tube according to claim 9, wherein: the outer side wall of each protective cap is provided with anti-skid threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822271302.9U CN210542657U (en) | 2018-12-29 | 2018-12-29 | Disposable extension pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822271302.9U CN210542657U (en) | 2018-12-29 | 2018-12-29 | Disposable extension pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210542657U true CN210542657U (en) | 2020-05-19 |
Family
ID=70664717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822271302.9U Expired - Fee Related CN210542657U (en) | 2018-12-29 | 2018-12-29 | Disposable extension pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210542657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109550102A (en) * | 2018-12-29 | 2019-04-02 | 临沂市兴华医用器材有限公司 | A kind of disposable extension tube |
-
2018
- 2018-12-29 CN CN201822271302.9U patent/CN210542657U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109550102A (en) * | 2018-12-29 | 2019-04-02 | 临沂市兴华医用器材有限公司 | A kind of disposable extension tube |
| CN109550102B (en) * | 2018-12-29 | 2024-01-26 | 临沂市兴华医用器材有限公司 | Disposable extension tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20211229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |