CN202365925U

CN202365925U - Central venous catheter

Info

Publication number: CN202365925U
Application number: CN201120500385XU
Authority: CN
Inventors: 霍新; 梁土莲; 陈达锦
Original assignee: Guangdong Kang'ermei Medical Instrument Co Ltd
Current assignee: DIANBAI KANGERMEI BIOLOGICAL TECHNOLOGY CO., LTD.
Priority date: 2011-12-06
Filing date: 2011-12-06
Publication date: 2012-08-08
Anticipated expiration: 2021-12-06

Abstract

A central venous catheter comprises a first catheter, a second catheter, a connecting device, a dual-cavity catheter, a first conversion adapter, a positive infusion connector, a second conversion adapter and a conducting wire device; the dual-cavity catheter is fixedly arranged in a convergence cavity; the positive pressure infusion connector is connected with the input end of the first conversion adapter, the output end of the first conversion adapter is connected with the input end of the first catheter, and output end of the first catheter is arranged in a first cavity and is communicated with a first passage of the dual-cavity catheter; the conducting wire device is arranged at the input end of the second conversion adapter, the output end of the second conversion adapter is connected with the input end of the second catheter, the output end of the second catheter is arranged in a second cavity and is communicated with a second passage of the dual-cavity catheter; and a three-way connector, a third catheter and a third conversion adapter are further arranged on the central venous catheter. According to the central venous catheter, medicinal liquid injection therapy can be performed through the first catheter, and meanwhile, conducting wire laser therapy can be performed through the second catheter; and the central venous catheter is simple in structure and convenient to operate.

Description

A kind of central venous catheter

Technical field

This utility model relates to technical field of medical instruments, particularly relates to a kind of central venous catheter.

Background technology

The cardiovascular thromboembolism is a big killer who threatens human health, for the cardiovascular thromboembolism, can carry out laser therapy by selectivity according to the order of severity of the state of an illness clinically.When carrying out laser therapy, common one side liquid medicine injection that need adopt is treated, Yi Bian carry out laser therapy, doctor and nursing staff need carry out two work simultaneously, not only complicated operation, and difficult accurate control.

Therefore, not enough to prior art, provide a kind of central venous catheter very necessary to overcome the prior art deficiency.

Summary of the invention

The purpose of this utility model is to avoid weak point of the prior art and a kind of central venous catheter is provided, on one side this central venous catheter can be carried out the injecting liquid drug treatment, Yi Bian carry out cut.

The purpose of this utility model realizes through following technical measures.

A kind of central venous catheter is provided with first conduit, second conduit, adapter, double channel catheter, first adaptor, malleation infusion connector, second adaptor and guide wire apparatus;

Said adapter is provided with first chamber, second chamber and converges the chamber;

Said double channel catheter is provided with first passage and second channel, and said double channel catheter is fixedly set in the said chamber of converging;

Said malleation infusion connector is connected with the input of said first adaptor; The outfan of said first adaptor is connected with the input of said first conduit, and the outfan of said first conduit is arranged at said first chamber and is communicated with the first passage of said double channel catheter;

Said guide wire apparatus is arranged at the input of said second adaptor, and the outfan of said second adaptor is connected with the input of said second conduit, and the outfan of said second conduit is arranged at said second chamber and is communicated with the second channel of said double channel catheter.

Above-mentioned central venous catheter also is provided with first liquid stopping clamp, and said first liquid stopping clamp is arranged at said first conduit.

Above-mentioned central venous catheter also is provided with second liquid stopping clamp, and said second liquid stopping clamp is arranged at said second conduit.

Above-mentioned central venous catheter also is provided with three way cock, the 3rd conduit and the 3rd adaptor;

Said three way cock is provided with first end, second end and the 3rd end;

Said guide wire apparatus is arranged at said three way cock's first end; The input of said second adaptor is connected with said second end; The input of said the 3rd conduit is connected with the outfan of said the 3rd adaptor, and the outfan of said the 3rd conduit is connected with said the 3rd end.

Above-mentioned guide wire apparatus is provided with seal wire lid and seal wire, and said seal wire is assemblied in said first end, and the outstanding button of said seal wire lid is fixed in said first end fixes said seal wire.

Above-mentioned central venous catheter also is provided with the 3rd liquid stopping clamp, and said the 3rd liquid stopping clamp is arranged at said the 3rd conduit.

The central venous catheter of this utility model is provided with first conduit, second conduit, adapter, double channel catheter, first adaptor, malleation infusion connector, second adaptor and guide wire apparatus; Said adapter is provided with first chamber, second chamber and converges the chamber; Said double channel catheter is provided with first passage and second channel, and said double channel catheter is fixedly set in the said chamber of converging; Said malleation infusion connector is connected with the input of said first adaptor; The outfan of said first adaptor is connected with the input of said first conduit, and the outfan of said first conduit is arranged at said first chamber and is communicated with the first passage of said double channel catheter; Said guide wire apparatus is arranged at the input of said second adaptor, and the outfan of said second adaptor is connected with the input of said second conduit, and the outfan of said second conduit is arranged at said second chamber and is communicated with the second channel of said double channel catheter.This central venous catheter can be carried out the injecting liquid drug treatment through first conduit, can carry out the seal wire laser therapy through second conduit simultaneously, and is simple in structure, easy to operate.

Description of drawings

Utilize accompanying drawing that this utility model is further specified, but the content in the accompanying drawing does not constitute any restriction to this utility model.

Fig. 1 is the structural representation of a kind of central venous catheter of this utility model.

In Fig. 1, comprising:

First conduit 110,

First adaptor 120,

Malleation infusion connector 130,

First liquid stopping clamp 140,

Second conduit 210,

Second adaptor 220,

Second liquid stopping clamp 240,

Adapter 400,

First chamber 410,

Second chamber 420,

Converge chamber 430,

Double channel catheter 500,

Guide wire apparatus 600,

Seal wire 610,

Seal wire lid 620,

Three way cock 700,

First end 710,

Second end 720,

The 3rd end 730,

The 3rd conduit 310,

The 3rd adaptor 320,

The 3rd liquid stopping clamp 340.

The specific embodiment

In conjunction with following examples this utility model is described further.

embodiment 1.

A kind of central venous catheter; Shown in as shown in Figure 1; Be provided with first conduit 110, second conduit 210, adapter 400, double channel catheter 500, first adaptor 20, malleation infusion connector 130, second adaptor 220 and guide wire apparatus 600, also be provided with three way cock 700, the 3rd conduit 310 and the 3rd adaptor 320.

Adapter 400 is provided with first chamber 410, second chamber 420 and converges chamber 430.

Double channel catheter 500 is provided with first passage 510 and second channel 520, and double channel catheter 500 is fixedly set in and converges chamber 430.

Malleation infusion connector 130 is connected with the input of first adaptor 120, and the outfan of first adaptor 120 is connected with the input of first conduit 110, and the outfan of first conduit 110 is arranged at first chamber 410 and is communicated with the first passage 510 of double channel catheter 500.

Three way cock 700 is provided with first end 710, second end 720 and the 3rd end 730.

Guide wire apparatus 600 is arranged at three way cock 700 first end 710; The input of second adaptor 220 is connected with second end 720; The outfan of second adaptor 220 is connected with the input of second conduit 210, and the outfan of second conduit 210 is arranged at second chamber 420 and is communicated with the second channel 520 of double channel catheter 500.

The input of the 3rd conduit 310 is connected with the outfan of the 3rd adaptor 320, and the outfan of the 3rd conduit 310 is connected with the 3rd end 730.

Guide wire apparatus 600 is provided with seal wire lid 620 and seal wire 610, and seal wire 610 is assemblied in first end 710, and it is fixing with seal wire 610 that seal wire lid 620 outstanding buttons are fixed in first end 710.

This central venous catheter also is provided with first liquid stopping clamp 140, second liquid stopping clamp 240 and the 3rd liquid stopping clamp 340.

First liquid stopping clamp 140 is arranged at first conduit, 110, the second liquid stopping clamps 240 and is arranged at second conduit, 210, the three liquid stopping clamps 340 and is arranged at the 3rd conduit 310, can in needs, carry out solution stopping control through corresponding liquid stopping clamp respectively.

This central venous catheter constitutes infusion channel by malleation infusion connector 130, first adaptor 120, first conduit 110, first chamber 410 of adapter 400 and first conduit 110 of double channel catheter 500, can in operation, infuse to lesions position; Constitute laser channeling by guide wire apparatus 600, second conduit 210, second chamber 420 of adapter 400 and the second channel 520 of double channel catheter 500, can carry out Laser Transmission, lesions position is carried out cut; Constitute waste liquid suction discharge-channel by the 3rd adaptor 320, the 3rd conduit 310, three way cock 700, second conduit, second conduit 210, second chamber 420 of adapter 400 and the second channel 520 of double channel catheter 500; Can aspirate discharging to the waste liquid that lesions position in the operation produces, and not influence Laser Transmission.

So this central venous catheter can be carried out the injecting liquid drug treatment through first conduit, 110 parts; Simultaneously can carry out seal wire 610 laser therapies through second conduit, 210 parts; And can carry out waste liquid suction discharging through second conduit 210 and the 3rd conduit 310 parts, simple in structure, easy to operate.

embodiment 2.

A kind of central venous catheter, other structure is identical with embodiment 1, and difference is: three way cock 700, the 3rd conduit 310 and the 3rd adaptor 320 are not set.Its guide wire apparatus 600 is arranged at the input of second adaptor 220, and the outfan of second adaptor 220 is connected with the input of second conduit 210, and the outfan of second conduit 210 is arranged at second chamber 420 and is communicated with the second channel 520 of double channel catheter 500.

This central venous catheter constitutes infusion channel by malleation infusion connector 130, first adaptor 120, first conduit 110, first chamber 410 of adapter 400 and first conduit 110 of double channel catheter 500, can in operation, infuse to lesions position; Constitute laser channeling by guide wire apparatus 600, second conduit 210, second chamber 420 of adapter 400 and the second channel 520 of double channel catheter 500, can carry out Laser Transmission, lesions position is carried out cut.So this central venous catheter can be carried out the injecting liquid drug treatment through first conduit, 110 parts, can carry out seal wire 610 laser therapies through second conduit, 210 parts simultaneously, and is simple in structure, easy to operate.But the waste liquid pumping function that does not have embodiment 1.

Should be noted that at last; Above embodiment only be used to explain this utility model technical scheme but not to the restriction of this utility model protection domain; Although this utility model has been done detailed description with reference to preferred embodiment; Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of this utility model, and do not break away from the essence and the scope of this utility model technical scheme.

Claims

1. a central venous catheter is characterized in that: be provided with first conduit, second conduit, adapter, double channel catheter, first adaptor, malleation infusion connector, second adaptor and guide wire apparatus;

2. central venous catheter according to claim 1 is characterized in that: also be provided with first liquid stopping clamp, said first liquid stopping clamp is arranged at said first conduit.

3. central venous catheter according to claim 1 is characterized in that: also be provided with second liquid stopping clamp, said second liquid stopping clamp is arranged at said second conduit.

4. according to claim 1 or 2 or 3 described central venous catheters, it is characterized in that: also be provided with three way cock, the 3rd conduit and the 3rd adaptor;

Said three way cock is provided with first end, second end and the 3rd end;

5. central venous catheter according to claim 4 is characterized in that: said guide wire apparatus is provided with seal wire lid and seal wire, and said seal wire is assemblied in said first end, and the outstanding button of said seal wire lid is fixed in said first end fixes said seal wire.

6. central venous catheter according to claim 5 is characterized in that: also be provided with the 3rd liquid stopping clamp, said the 3rd liquid stopping clamp is arranged at said the 3rd conduit.