CN208574085U

CN208574085U - A kind of insulin pump extrusion infusing pipeline

Info

Publication number: CN208574085U
Application number: CN201721894669.5U
Authority: CN
Inventors: 董兆元; 陆慧云
Original assignee: WUXI DINGDIAN MEDICAL DEVICE CO Ltd
Current assignee: Vertex Medical Equipment Jiangsu Co ltd
Priority date: 2017-12-28
Filing date: 2017-12-28
Publication date: 2019-03-05
Anticipated expiration: 2027-12-28

Abstract

The utility model discloses a kind of insulin pump extrusion infusing pipelines, including being transfused pedestal, puncture needle and infusion lid, the needle stand with infusion lid connection is provided on infusion pedestal, infusion channel is offered in needle stand, it fixes and extends equipped with remaining needle in infusion channel, infusion, which covers to offer conduit link slot and extend coaxially through with infusion channel, is provided with center diversion column, intercommunicating pore is offered between conduit link slot and center diversion column, seal rubber plug is equipped in the diversion column of center, puncture needle is inserted into seal rubber plug, and pass through center diversion column, infusion channel, it is pierced by the syringe needle of remaining needle in remaining needle.The utility model changes the structure of existing extrusion infusing pipeline, by the way of being first vented and penetrating be transfused again afterwards, changes original remaining needle and first penetrate the mode that human body is transfused again, to avoid that remaining air may be squeezed into the danger in human body, simple and ingenious structure, feasibility are strong.

Description

A kind of insulin pump extrusion infusing pipeline

Technical field

The utility model relates to the field of medical instrument technology more particularly to a kind of insulin pump extrusion infusing pipelines.

Background technique

Diabetes are as human pancreas' excreting insulin deficiency or caused by being unable to excreting insulin, and pancreas does not secrete pancreas Island element and part hypoinsulinism diabetes patient, using insulin pump cooperation extrusion infusing pipeline at regular time and quantity into body it is defeated Insulin is infused to reach the pancreatic secretion insulin of normal person.

Existing a insulin pump extrusion infusing pipeline, as described in Figure 1, complete product is made of three parts component, including defeated Infuse base assembly 1 ', puncture needle component 3 ' and infusion cap assemblies 2 '.When product export, puncture needle component 3 ' and infusion base assembly 1 ' is assembled together；Product in use, base assembly 1 ' and 3 ' component of puncture needle component insertion human body will be transfused, wear by subsequent take out Lancet unit 3 ', then infusion cap assemblies 2 ' and insulin pump are attached and fill exhaust, will finally be transfused cap assemblies 2 ' and The infusion connection of base assembly 1 ' is transfused.

However, in the whole process, the infusion channel being transfused in base assembly does not carry out full exhaust, therefore still has a small amount of sky Gas can enter human body in infusion process, serious to may lead pain of aching, local tissue necrosis and the problems such as pneumoderm, therefore Wish to advanced optimize structure.

Utility model content

One of the utility model is designed to provide a kind of insulin pump extrusion infusing pipeline, mainly solves existing insulin Pump extrusion infusing pipeline has that exhaust is bad.

In order to achieve the above object, the utility model uses following technical scheme:

A kind of insulin pump extrusion infusing pipeline comprising infusion pedestal, puncture needle and infusion lid are transfused on pedestal and are provided with The needle stand of connection is covered with infusion, offers infusion channel in needle stand, fixes in infusion channel and is extended equipped with remaining needle, infusion lid On offer conduit link slot and extended coaxially through with infusion channel and be provided with center diversion column, conduit link slot is led with center Intercommunicating pore is offered between fluidization tower, one end of center diversion column is docked with infusion channel, seal rubber plug is equipped at other end port, Puncture needle is inserted into seal rubber plug, and is pierced by the syringe needle of remaining needle in center diversion column, infusion channel, remaining needle.

Wherein, center diversion column is extended with water conservancy diversion protrusion close to one end of needle stand, and hollow funnel is provided in infusion channel The stainless steel rivet of formula, the tip insertion of stainless steel rivet and in interference fit in remaining needle, water conservancy diversion protrusion and stainless steel rivet Between sealed and be connected to by silica gel plug, conduit link slot is connect by conduit with insulin pump, and through intercommunicating pore, center water conservancy diversion Column, stainless steel rivet, remaining needle form whole extrusion infusing pipeline.

Wherein, there is gap between the inner wall of puncture needle and center diversion column, stainless steel rivet, remaining needle, fill exhaust When, insulin enters from intercommunicating pore, successively flow to center diversion column, stainless steel rivet, in remaining needle and in the syringe needle of remaining needle It overflows at place.

Wherein, puncture needle is hollow, and corresponds to intercommunicating pore on the tube wall of puncture needle and offer gas vent.It can also be in puncture needle Realize exhaust.

Wherein, the edge of needle stand is provided with card slot, and the cover rim for being transfused lid corresponds to card slot and is provided with clamp, and infusion lid passes through card Button is connected and fixed on needle stand.

Wherein, it is provided with needle cover at the top of puncture needle, the portion of being affectedly bashful is provided in needle cover, needle cover is rotated by puncture needle and is provide with It is covered in infusion, and offers the resigning notch for allowing the conduit of insulin pump to be inserted into conduit link slot in needle cover.By direct Rotation needle cover may be implemented the covering of conduit link slot and appear.

To sum up, the beneficial effects of the utility model are that compared with prior art, the insulin pump is changed with extrusion infusing pipeline Puncture needle, infusion are covered and infusion pedestal are first assembled and is integrated, by filling by the structure and exhaust mode of existing extrusion infusing pipeline Being full of after insulin ensures that gas drains in pipeline, then penetrates human body, further takes out puncture needle and is injected, and is not present during this Air interference is first penetrated by way of human body is transfused again changing original remaining needle, to avoid that may squeeze into remaining air Danger in human body, simple and ingenious structure, feasibility are strong.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of insulin pump extrusion infusing pipeline in the prior art；

Fig. 2 is the structural schematic diagram for the insulin pump extrusion infusing pipeline that specific embodiment of the present invention provides；

Fig. 3 is the cross-sectional view of Fig. 2；

Fig. 4 is the explosive view of Fig. 2.

Specific embodiment

Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.

It please refers to shown in Fig. 2 to 4, the present embodiment provides a kind of insulin pump extrusion infusing pipeline, including it is infusion pedestal 1, defeated Lid 2 and puncture needle 3 are infused, three is assembled into one.

The needle stand 4 connecting with infusion lid 2 is provided on infusion pedestal 1, the edge of needle stand 4 is provided with card slot 5, is transfused lid 2 Cover rim correspond to card slot 5 and be provided with clamp 6, infusion lid 2, which is connected by a snap, to be fixed on needle stand 4.

Infusion channel is offered in needle stand 4, fix in infusion channel and is extended equipped with remaining needle 7, is transfused on lid 2 and is offered Conduit link slot 8 simultaneously extends coaxially through with infusion channel and is provided with center diversion column 9, conduit link slot 8 and center diversion column 9 it Between offer intercommunicating pore 10, one end of center diversion column 9 is docked with infusion channel, at other end port be equipped with seal rubber plug 11, Optimal, at the setting to intercommunicating pore 10 of seal rubber plug 11, puncture needle 3 is inserted into seal rubber plug 11, and passes through center diversion column 9, defeated It is pierced by the syringe needle of remaining needle 7 in note channel, remaining needle 7.

It is transfused on the inner wall of lid 2 and is extended with water conservancy diversion protrusion 12 close to one end of needle stand 4 along center diversion column 9, infusion is logical Hollow flared stainless steel rivet 13 is provided in road, the tip of stainless steel rivet 13 is inserted into and in interference fit with remaining needle 7 It is interior, it is connected to, is guaranteed between infusion lid 2 and infusion pedestal 1 by the sealing of silica gel plug 14 between water conservancy diversion protrusion 12 and stainless steel rivet 13 Sealing.Conduit link slot 8 is connect by conduit 18 with insulin pump, and through intercommunicating pore 10, center diversion column 9, stainless steel riveting Nail 13, remaining needle 7 form whole extrusion infusing pipeline.

Puncture needle 3 and center diversion column 9, stainless steel rivet 13, remaining needle 7 inner wall between there is gap, fill exhaust When, insulin enters from intercommunicating pore 10, successively flow to center diversion column 9, stainless steel rivet 13, in remaining needle 7 and in remaining needle 7 Syringe needle at overflow.

Particularly, puncture needle 3 is hollow, and corresponds to intercommunicating pore 10 on the tube wall of puncture needle 3 and offer gas vent, puncture needle 3 In also may be implemented to be vented.

The top of puncture needle 3 is provided with needle cover 15, is provided with the portion of being affectedly bashful 16 in needle cover 15, needle cover 15 by puncture needle 3 around Turn to cover on infusion lid 2, and offers the recessing groove for allowing the conduit 18 of insulin pump to be inserted into conduit link slot 8 in needle cover 15 Mouthfuls 17, the covering of conduit link slot 8 may be implemented by directly rotating needle cover 15 and appear.

The present embodiment additionally provides a kind of method for exhausting with extrusion infusing pipeline for above-mentioned insulin pump, by insulin pump Conduit 18 is inserted into conduit link slot 8 into the puncture needle 3, infusion lid 2, infusion pedestal 1 fitted together in advance and is passed through pancreas Island element, until exudation insulin drop takes after puncture needle 3 is penetrated human body together with remaining needle 7 at the syringe needle of remaining needle 7 Puncture needle 3 out, then be transfused, by being first vented the mode for penetrating be transfused again afterwards, it is transfused again instead of final vacuum is originally first penetrated Mode.

Especially, it should be noted that seal rubber plug 11 blocks the top of center diversion column 9 automatically after puncture needle 3 is extracted Form sealing.Silica type material can be used in seal rubber plug 11, and during puncture needle 3 is penetrated and extracted, it is right to will not influence its The sealing function of center diversion column 9.

The specifically used step of the extrusion infusing pipeline product:

When product export, it is integrated package assembly.In use, firstly, the conduit 18 of insulin pump is inserted into conduit connection In slot 8, and full infusion of insulin is until stop infusion when insulin flows out from the syringe needle of remaining needle 7 and puncture needle 3；With Afterwards, the product of one is penetrated human body proper site and is affixed on skin surface and fixed, and extract puncture needle 3；Later, it can carry out Infusion of insulin.

In conclusion the insulin pump in the present embodiment changes the structure and exhaust of existing extrusion infusing pipeline with extrusion infusing pipeline Puncture needle, infusion are covered and infusion pedestal are first assembled and is integrated by mode, by ensuring that gas is arranged in pipeline after full insulin To the greatest extent, human body is then penetrated, puncture needle is further taken out and is injected, air interference is not present in this in the process, passes through and changes original indwelling Needle first penetrates the mode that human body is transfused again, to avoid remaining air may squeeze into the danger in human body, simple and ingenious structure, Feasibility is strong.

Above embodiments only elaborate the basic principles and features of the present invention, and the utility model is not by above-mentioned example Limitation, on the premise of not departing from the spirit and scope of the utility model, the present invention has various changes and changes, these changes Change and change is fallen within the scope of the claimed invention.The utility model requires protection scope is wanted by appended right Ask book and its equivalent thereof.

Claims

1. An infusion pipeline for an insulin pump, comprising an infusion base, a puncture needle and an infusion cover, wherein the infusion base is provided with a needle seat connected with the infusion cover, and the An infusion channel is opened in the needle seat, an indwelling needle is fixed and extended in the infusion channel, a catheter connecting groove is opened on the infusion cover, and a center guide is arranged coaxially with the infusion channel. A flow column, a communication hole is opened between the conduit connecting groove and the central diversion column, one end of the central diversion column is butted with the infusion channel, and the other end port is provided with a sealing rubber plug. The puncture needle is inserted into the sealant plug, and passes through the central guide column, the infusion channel, and the indwelling needle, and is passed out at the needle head of the indwelling needle.

2 . The infusion pipeline for an insulin pump according to claim 1 , wherein an end of the central guiding column close to the needle seat is extended with a guiding convex portion, and a hollow is provided in the infusion channel. 3 . A funnel-type stainless steel rivet, the tip of the stainless steel rivet is inserted into the indwelling needle, and the tip of the stainless steel rivet is inserted into the indwelling needle, the diversion convex portion and the stainless steel rivet are sealed and communicated through a silicone plug, and the conduit connecting groove is connected by a conduit It is connected to an insulin pump, and an integral infusion pipeline is formed through the communication hole, the central guide column, the stainless steel rivet and the indwelling needle.

3. The infusion pipeline for insulin pump according to claim 2, characterized in that: there is a gap between the puncture needle and the inner wall of the central guide post, the stainless steel rivet and the indwelling needle, and when filling and exhausting, there is a gap. Insulin enters from the communication hole, flows into the central guide column, the stainless steel rivet, and the indwelling needle in sequence, and overflows at the needle head of the indwelling needle.

4 . The infusion pipeline for an insulin pump according to claim 3 , wherein the puncture needle is hollow, and a vent hole is formed on the wall of the puncture needle corresponding to the communication hole. 5 .

5 . The infusion pipeline for insulin pump according to claim 1 , wherein the edge of the needle seat is provided with a clamping groove, and the cover of the infusion cap is provided with a clamping head along the corresponding clamping groove, 6 . The infusion cover is fixed on the needle seat through a snap connection.

6 . The infusion pipeline for an insulin pump according to claim 1 , wherein the top of the puncture needle is provided with a needle cover, the needle cover is provided with a gripping portion, and the needle cover passes through the puncture. 7 . The needle revolving cover is provided on the infusion cover, and the needle cover is provided with a vacant slot for allowing the catheter of the insulin pump to be inserted into the catheter connection groove.