CN215275002U - Infusion pipeline assembly and medical pipeline structure - Google Patents
Infusion pipeline assembly and medical pipeline structure Download PDFInfo
- Publication number
- CN215275002U CN215275002U CN202120548851.5U CN202120548851U CN215275002U CN 215275002 U CN215275002 U CN 215275002U CN 202120548851 U CN202120548851 U CN 202120548851U CN 215275002 U CN215275002 U CN 215275002U
- Authority
- CN
- China
- Prior art keywords
- connector
- connecting body
- needle
- infusion
- main body
- 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.)
- Active
Links
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an infusion pipeline component and a medical pipeline structure, wherein the infusion pipeline component comprises a connecting main body and a connector; the connecting main body comprises a liquid inlet and a liquid outlet which are communicated with each other, and the end part of the connecting main body, which is provided with the liquid outlet, is communicated with the remaining needle; the connecting main body is arranged in a penetrating way of the connecting head and communicated with the remaining needle, one end of the connecting head is connected with the connecting main body in an inverted buckling way, and the other end of the connecting head is connected with the remaining needle, so that the connecting main body is connected with or separated from the remaining needle. The utility model discloses technical scheme is equipped with connecting main part and connector through adopting the infusion pipeline subassembly, and connector one end is connected with the connecting main part back-off, and the other end is connected with keeping somewhere the needle, sets up and adopt the mode swing joint of back-off through connector and connecting main part components of a whole that can function independently, solves the problem that the pipe is low with keeping somewhere between the needle connection efficiency effectively, has improved the infusion pipeline and has kept somewhere the connection efficiency of needle.
Description
Technical Field
The utility model relates to the field of medical equipment, in particular to infusion pipeline subassembly and medical pipeline structure.
Background
The traditional method for injecting the liquid medicine comprises two steps, firstly, the liquid medicine in a medicine bottle or a medicine bag is sucked through injection, then, after a syringe is pulled out from the medicine bottle or the medicine bag, the liquid medicine in the syringe is injected into a to-be-transfused object such as a human body or an animal body. In many cases, a liquid medicine injected into a body to be infused is sucked into a patient during a surgery or an examination, and the patient needs to be connected to a different medicine bag or medicine bottle to suck different liquid medicines through a plurality of operations of inserting and pulling out the liquid medicine. The operation is very inconvenient when the transfusion pipeline on the existing market is connected with the indwelling needle, and the problem of low connection efficiency exists.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide an infusion pipeline component, which aims to improve the connection efficiency of an infusion pipeline and a remaining needle.
In order to achieve the above object, the utility model provides an infusion pipeline assembly, include:
the connecting body comprises a liquid inlet and a liquid outlet which are communicated with each other, and the end part of the connecting body, which is provided with the liquid outlet, is communicated with the remaining needle; and
the connector, connecting body wears to locate the connector intercommunication keep somewhere the needle, the one end of connector with connecting body back-off is connected, the other end with keep somewhere the needle and connect, so that connecting body with keep somewhere the needle and be connected or separate.
Optionally, a first limiting protrusion is arranged on the outer peripheral wall of the connecting main body on the side close to the liquid outlet, and the first limiting protrusion is arranged around the connecting main body; the connector with the one end that connecting body connects is equipped with first spacing back-off, the connector passes through first spacing arch with first spacing back-off cooperation with connecting body back-off is connected.
Optionally, the inner wall of the end, close to the liquid outlet, of the connector is provided with threads.
Optionally, a reinforcing rib is arranged on the outer peripheral wall of the connector.
Optionally, the number of the reinforcing ribs is multiple, and the multiple reinforcing ribs are distributed at intervals.
Optionally, the connecting body further comprises a second limiting protrusion, and the second limiting protrusion is arranged between the first limiting protrusion and the liquid outlet; and a second limiting reverse buckle is arranged on the inner peripheral surface of the connector, and the second limiting bulge is matched with the second limiting reverse buckle.
Optionally, the diameter of the pipe connecting the main body gradually increases from the liquid inlet to the liquid outlet.
Optionally, the liquid inlet of the connecting body is a luer fitting structure having a conduit diameter that is uniform and larger than the conduit diameter of the connecting body.
Optionally, the luer fitting structure comprises a convex luer lock device, and a protrusion is arranged on the outer surface of the convex luer lock device.
The utility model also provides a medical pipeline structure, including the indwelling needle with the infusion pipeline subassembly.
The utility model discloses technical scheme adopts the infusion pipeline subassembly to be equipped with connecting main part and connector, and connector one end is connected with the connecting main part back-off, and the other end is connected with keeping somewhere the needle, sets up and adopt the mode swing joint of back-off through connector and connecting main part components of a whole that can function independently, solves the problem that the pipe and keep somewhere that connection efficiency is low between the needle effectively, has improved the infusion pipeline and has kept somewhere the connection efficiency of needle.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of the infusion pipeline assembly of the present invention;
FIG. 2 is an exploded view of an embodiment of the infusion line assembly of the present invention;
FIG. 3 is an exploded view of another perspective of an embodiment of the fluid line assembly of the present invention;
FIG. 4 is a schematic structural view of another view angle of the transfusion pipeline assembly of the present invention;
fig. 5 is a cross-sectional view of fig. 4.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 10 | |
100 | Connecting |
| 110 | |
130 | |
| 150 | |
170 | |
| 200 | Connecting |
210 | |
| 230 | Reinforcing |
250 | First limit |
| 270 | Second limit reverse buckle |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a transfusion pipeline component 10.
In the embodiment of the present invention, as shown in fig. 1, 2 and 3, the infusion pipeline assembly 10 includes a connecting main body 100 and a connector 200; the connecting body 100 comprises a liquid inlet 110 and a liquid outlet 130 which are communicated with each other, and the end part of the connecting body 100 provided with the liquid outlet 130 is communicated with a retention needle; the connecting body 100 is inserted into the connecting head 200 and connected to the indwelling needle, one end of the connecting head 200 is connected to the connecting body 100 in an inverted manner, and the other end is connected to the indwelling needle, so that the connecting body 100 is connected to or separated from the indwelling needle.
Connecting body 100 includes a liquid inlet 110 and a liquid outlet 130 communicating with each other, and the end of connecting body 100 where liquid outlet 130 is provided communicates with a retaining needle. The end of the liquid outlet 130 of the connecting body 100 is connected to the end of the indwelling needle with a connector, and the liquid outlet 130 is inserted into the connector of the indwelling needle to communicate the connecting body 100 with the indwelling needle to form a transfusion channel. The inlet 110 of the connecting body 100 is connected to a conduit or a connector to form an inlet channel.
The connecting body 100 is inserted into the connecting head 200 and connected to the indwelling needle, one end of the connecting head 200 is connected to the connecting body 100 in an inverted manner, and the other end is connected to the indwelling needle, so that the connecting body 100 is connected to or separated from the indwelling needle. The connector 200 is a cylindrical structure with two open ends and a middle communicated with each other, the connecting body 100 penetrates through the two open ends of the connector 200, and the liquid outlet 130 is connected with the indwelling needle. The end of one end of the connector 200 is provided with a connecting structure for connecting with an indwelling needle, and the connecting structure can be a thread, a buckle, a limiting structure and the like; the other end is provided with a limiting structure which is connected with the connecting main body 100, and the limiting structure can be a limiting bulge, a buckle, a back-off structure and the like.
In this embodiment, the infusion pipeline assembly 10 is used as a transmission pipeline between an indwelling needle and a liquid medicine catheter, during use, the liquid outlet 130 of the connecting body 100 of the infusion pipeline assembly 10 is connected with the connector of the indwelling needle in an inserting manner, one end of the connector 200 with the connecting structure is connected with the connector of the indwelling needle in a fastening manner, because the limiting structure at the other end of the connector 200 is matched with the connecting body 100, the separation of the connecting body 100 and the indwelling needle is limited, and the purpose of tightly connecting the infusion pipeline assembly 10 and the indwelling needle is achieved. It can be understood that, when the connection structure of the connector 200 is the screw thread 210, the screw thread 210 is provided on the inner circumferential wall of the connector 200, the screw thread 210 is connected with the external screw thread of the indwelling needle connector, and the connector 200 is tightly connected with the indwelling needle; the limit structure of connector 200 is protruding, be equipped with the arch on connecting main body 100 equally, the arch on connecting main body 100 is close to liquid outlet 130 setting for the arch of connector 200, two archs have played the effect of restriction each other, connect when the connection of connecting structure and accomplish, because the rotatory connector 200 that drives of threaded connection removes, connector 200 is for connecting main body 100 towards keeping somewhere the needle removal, the power towards the equidirectional has been applyed to connecting main body 100 to the arch on connector 200, it is spacing mutually with connecting main body 100's arch, the removal of restriction connecting main body 100, reached the spacing effect to connecting main body 100, consequently, fastening connection's effect has been reached. After use, the connector 200 is removed by rotation, and the connector body 100 is pulled out, so that the whole infusion tube assembly 10 is separated from the indwelling needle. So set up, can reach quick installation and dismantle infusion pipeline subassembly 10 to set up connector 200 and connecting body 100 components of a whole that can function independently, avoided swivelling joint's in-process to cause the problem of deformation to the pipe.
The utility model discloses technical scheme is equipped with connecting main part 100 and connector 200 through adopting infusion pipeline subassembly 10, and connector 200 one end is connected with connecting main part 100 back-off, and the other end with keep somewhere the needle and be connected, through connector 200 with connecting main part 100 components of a whole that can function independently setting and adopt the mode swing joint of back-off, solve the pipe effectively and keep somewhere the problem that the connection efficiency is low between the needle, improved infusion pipeline and the connection efficiency who keeps somewhere the needle.
In an embodiment of the present invention, as shown in fig. 2, 3 and 5, a first limiting protrusion 150 is disposed on an outer peripheral wall of the connecting main body 100 at a side close to the liquid outlet 130, and the first limiting protrusion 150 is disposed around the connecting main body 100; the end of the connector 200 connected to the connecting body 100 is provided with a first position-limiting reverse buckle 250, and the connector 200 is connected to the connecting body 100 in a reverse buckle manner through the cooperation of the first position-limiting protrusion 150 and the first position-limiting reverse buckle 250. It will be appreciated that the connecting head 200 is connected to the connecting body 100 in an inverted manner by the first stopper protrusion 150 and the first stopper undercut 250. Optionally, the holding tank has still been seted up to the inner wall of connector 200, and the holding tank closes on the one end setting of first spacing arch 150, and when first spacing arch 150 was connected with first spacing back-off 250, first spacing arch 150 held in the holding tank, guaranteed first spacing arch 150 and first spacing back-off 250's area of contact, improved the stability of back-off.
In an embodiment of the present invention, as shown in fig. 2, 3 and 5, the outer peripheral wall of the connector 200 is provided with a reinforcing rib 230. Since the connector 200 needs to be press-connected to the indwelling needle, in order to secure the strength of the connector 200, a reinforcing rib 230 is provided on the outer circumferential wall of the connector 200. It can be understood that a plurality of ribs 230 are disposed on the outer circumferential wall of the connector 200, and the plurality of ribs 230 are distributed at intervals, optionally, the extending direction of the ribs 230 is the same as the extending direction of the connecting body 100, and of course, the ribs 230 may also be disposed around the outer circumferential wall of the connector 200 or distributed in the outer circumferential wall of the connector 200 in a threaded manner, which is not limited herein.
In an embodiment of the present invention, as shown in fig. 1, 2 and 3, the connecting body 100 further includes a second limiting protrusion 170, and the second limiting protrusion 170 is disposed between the first limiting protrusion 150 and the liquid outlet 130; the inner peripheral surface of the connector 200 is provided with a second limiting reverse buckle 270, and the second limiting protrusion 170 is in reverse buckle fit with the second limiting reverse buckle 270. In order to facilitate the connection between the first limiting protrusion 150 and the first limiting reverse buckle 250 and prevent the connecting head 200 from falling off due to the opposite movement between the first limiting protrusion 150 and the first limiting reverse buckle 250, a second limiting protrusion 170 is arranged between the first limiting protrusion 150 and the liquid outlet 130, and the second limiting protrusion 170 is also arranged around the main body and is shorter than the first limiting protrusion 150 in height; the corresponding second reverse limit buckle 270 is disposed on one side of the connector 200 close to the connecting structure, and when the connector 200 is combined with the connecting body 100, the second reverse limit buckle 270 moves between the first limiting protrusion 150 and the second limiting protrusion 170. Further, when the first reverse stopper 250 abuts against the first stopper protrusion 150, the second reverse stopper 270 abuts against the second stopper protrusion 170 at the same time, and it can be understood that, when the connector 200 is connected with an indwelling needle, the first reverse stopper 250 and the second reverse stopper 270 simultaneously generate a force in the opposite direction to the connecting main body 100, so as to prevent the connecting main body 100 from loosening; when the connector 200 is in the separated state, the second limiting reverse buckle 270 is located between the first limiting protrusion 150 and the second limiting protrusion 170, so that the continuous movement of the connector 200 is limited, and the connector 200 is prevented from falling off during separation.
In an embodiment of the present invention, as shown in fig. 5, the diameter of the pipe connecting the main body 100 gradually increases from the inlet 110 to the outlet 130. The diameter of the pipeline is gradually increased, which is beneficial to increasing the flow of liquid in the pipeline, quickens the flow speed of liquid medicine and improves the infusion efficiency.
In an embodiment of the present invention, as shown in fig. 1, 2 and 3, the liquid inlet 110 of the connecting body 100 is a luer structure, and the diameter of the conduit of the luer structure is consistent and larger than the diameter of the conduit of the connecting body 100. The liquid inlet 110 of the connecting main body 100 is connected with a conduit or a connector, when the connector is a luer connector, the luer connector comprises a convex luer lock device, and the conduit is connected with the convex luer lock device, so that the liquid inlet 110 can be tightly connected with the conduit, and the liquid medicine is prevented from dripping and leaking; optionally, the outer peripheral wall of the luer connector structure is provided with protrusions, friction on the surface of the connector is increased due to the protrusions, the liquid inlet 110 is convenient to control to move, and the connection efficiency of the catheter and the infusion pipeline assembly 10 is improved.
The utility model discloses still provide a medical pipeline structure, this medical pipeline structure includes infusion pipeline subassembly 10, and this infusion pipeline subassembly 10's concrete structure refers to above-mentioned embodiment, because this medical pipeline structure has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides an infusion pipeline subassembly for connect and keep somewhere the needle, its characterized in that includes:
the connecting body comprises a liquid inlet and a liquid outlet which are communicated with each other, and the end part of the connecting body, which is provided with the liquid outlet, is communicated with the remaining needle; and
the connector, connecting body wears to locate the connector intercommunication keep somewhere the needle, the one end of connector with connecting body back-off is connected, the other end with keep somewhere the needle and connect, so that connecting body with keep somewhere the needle and be connected or separate.
2. The infusion tube assembly according to claim 1, wherein a first limiting protrusion is provided on an outer peripheral wall of a side of the connecting body adjacent to the liquid outlet, and the first limiting protrusion is provided around the connecting body;
the connector with the one end that connecting body connects is equipped with first spacing back-off, the connector passes through first spacing arch with first spacing back-off cooperation with connecting body back-off is connected.
3. The infusion line assembly according to claim 1, wherein the connector has threads on an inner wall of an end thereof adjacent to the outlet port.
4. The infusion tubing set according to any of claims 1 to 3, wherein the connector has a reinforcement on the outer peripheral wall.
5. The infusion tube assembly according to claim 4, wherein the number of the reinforcing ribs is multiple, and the plurality of reinforcing ribs are distributed at intervals.
6. The infusion tube assembly according to any one of claims 1 to 3, wherein said connecting body further comprises a second limiting protrusion, said second limiting protrusion being disposed between said first limiting protrusion and said liquid outlet; and a second limiting reverse buckle is arranged on the inner peripheral surface of the connector, and the second limiting bulge is matched with the second limiting reverse buckle.
7. The infusate conduit assembly as claimed in any one of claims 1 to 3, wherein the connecting body has a conduit diameter that increases from the inlet port to the outlet port.
8. The infusate line assembly as claimed in any one of claims 1 to 3, wherein the inlet port of the connector body is a luer fitting structure having a conduit diameter that is uniform and larger than the conduit diameter of the connector body.
9. The infusion tubing assembly according to claim 8, wherein said luer fitting structure comprises a male luer lock device having a protrusion on an outer surface thereof.
10. A medical tubing arrangement comprising an indwelling needle and an infusion tubing set according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120548851.5U CN215275002U (en) | 2021-03-16 | 2021-03-16 | Infusion pipeline assembly and medical pipeline structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120548851.5U CN215275002U (en) | 2021-03-16 | 2021-03-16 | Infusion pipeline assembly and medical pipeline structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215275002U true CN215275002U (en) | 2021-12-24 |
Family
ID=79533790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120548851.5U Active CN215275002U (en) | 2021-03-16 | 2021-03-16 | Infusion pipeline assembly and medical pipeline structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215275002U (en) |
-
2021
- 2021-03-16 CN CN202120548851.5U patent/CN215275002U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4445896A (en) | Catheter plug | |
| US4360024A (en) | Catheter with liquid flow control means | |
| CN202844307U (en) | Conduit | |
| US5468228A (en) | Intravenous cannula connector | |
| CN211835625U (en) | Catheter delivery device and catheter system | |
| CN206660203U (en) | A kind of medical plug-type no-needle transfusion joint | |
| AU2016262400A1 (en) | Medical connectors configured to receive emitters of therapeutic agents | |
| KR20200095499A (en) | Stabilizing connector device for vascular access and method of using the same | |
| US20220218955A1 (en) | Vascular Access Instrument Advancement Devices, Systems, and Methods | |
| US20220176080A1 (en) | Fluid storage unit, systems, and methods for catheter priming | |
| US5795340A (en) | Microcatheter set | |
| CN211724221U (en) | Catheter priming device | |
| US7182753B2 (en) | Valve disc and combination filling device using the valve disc, and tube, pipe jointing device, connection port manufacturing device, and pipe jointing system | |
| CN215275002U (en) | Infusion pipeline assembly and medical pipeline structure | |
| CN209809178U (en) | Medical infusion pipeline | |
| CN206660236U (en) | A kind of medical spiral formula no-needle transfusion joint | |
| CN213759903U (en) | Vascular access system and extension set | |
| CN106421999A (en) | Medical spiral needleless transfusion joint | |
| CN220159012U (en) | Intestine moistening and bowel relaxing device | |
| CN216755124U (en) | Heparin cap with spiral positive pressure connector | |
| CN215309041U (en) | Infusion pipeline assembly and high-pressure injector | |
| CN210521493U (en) | Vein indwelling needle | |
| CN106730316B (en) | Anti-reflux multi-way tube for transfusion | |
| CN213852742U (en) | Central venous catheter flushing and sealing pipe connecting device | |
| CN212166308U (en) | Washing and sealing device for intravenous catheter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |