CN201978219U

CN201978219U - Flow-controllable blood extracorporeal circulation oxygenator

Info

Publication number: CN201978219U
Application number: CN2011200376312U
Authority: CN
Inventors: 朱宗涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-02-09
Filing date: 2011-02-09
Publication date: 2011-09-21
Anticipated expiration: 2021-02-09

Abstract

The utility model relates to a flow-controllable blood extracorporeal circulation oxygenator, which is simple in structure and convenient to use and comprises an inlet tube. A heat exchanger is hermetically communicated with one end of the inlet tube, an oxygen exchanger is hermetically communicated with the other end of the inlet tube, the other end of the oxygen exchanger is hermetically communicated with an artery micro-emboli filter, and the other end of the artery micro-emboli filter is hermetically communicated with an outlet tube. The heat exchanger comprises a first blood inlet chamber and a first blood outlet chamber, wherein the first blood inlet chamber is hermetically communicated with the inlet tube, and the first blood outlet chamber is hermetically communicated with the oxygen exchanger. A thin-wall heat exchanger is hermetically communicated between the first blood inlet chamber and the first blood outlet chamber, a heat exchanging bin is hermetically communicated outside the first blood inlet chamber and the first blood outlet chamber, the thin-wall heat exchanger is positioned inside the heat exchanging bin, a liquid inlet is hermetically communicated with one end of the heat exchanging bin, and the other end of the heat exchanging bin is hermetically communicated with a liquid outlet. A visual window is hermetically connected to the wall of the first blood outlet chamber, and the oxygen exchanger comprises a second blood inlet chamber and a second blood outlet chamber.

Description

The blood extracorporeal circulation oxygenator of may command flow

Technical field

This utility model relates to a kind of medical apparatus and instruments, relates in particular to a kind of blood extracorporeal circulation oxygenator of may command flow.

Background technology

Oxygenator is the temporary transient apparatus that substitutes lungs when carrying out cardiac operation, and in clinical medicine, all there is baroque shortcoming in most of oxygenators at present, and in addition, the flow of same apparatus can not be controlled, and the suitability is too poor, uses inconvenient.

Summary of the invention

The purpose of this utility model provides a kind of blood extracorporeal circulation oxygenator of may command flow simple in structure, easy to use.

For achieving the above object, the technical solution adopted in the utility model is:

A kind of blood extracorporeal circulation oxygenator of may command flow, include pipe, go into the airtight heat exchanger that is communicated with of Guan Yiduan, the airtight oxygen exchange device that is communicated with of the heat exchanger other end, the airtight tremulous pulse Micro-Bolt Filter that is communicated with of the oxygen exchange device other end, the airtight pipe that is communicated with out of the tremulous pulse Micro-Bolt Filter other end, described heat exchanger include first and go into the blood chamber and the first hemorrhage chamber, first goes into the blood chamber goes into to manage airtight communicating, the first hemorrhage chamber and airtight the communicating of described oxygen exchange device with described; First goes into the airtight thin-walled heat-exchange tube that is communicated with between the blood chamber and the first hemorrhage chamber, first goes into the blood chamber and first hemorrhage outdoor the airtight heat exchange storehouse that is connected with; the thin-walled heat-exchange tube is positioned at the heat exchange storehouse; the airtight inlet that is communicated with of heat exchange storehouse one end, the airtight liquid outlet that is communicated with of the heat exchange storehouse other end; The airtight visual windows that is connected with on the wall of the first hemorrhage chamber; Described oxygen exchange device includes second and goes into the blood chamber and the second hemorrhage chamber, and second goes into the blood chamber and described first hemorrhage chamber is airtight communicates the second hemorrhage chamber and airtight the communicating of described tremulous pulse Micro-Bolt Filter; Second goes into the airtight doughnut oxygen exchange pipe that is communicated with between the blood chamber and the second hemorrhage chamber, second goes into the blood chamber and second hemorrhage outdoor the airtight oxygen exchange storehouse that is connected with, doughnut oxygen exchange pipe is positioned at the oxygen exchange storehouse, the airtight air inlet that is communicated with of oxygen exchange storehouse one end, the airtight gas outlet that is communicated with of the oxygen exchange storehouse other end; Described tremulous pulse Micro-Bolt Filter includes the 3rd and goes into blood chamber and the 3rd hemorrhage chamber, and the 3rd goes into the blood chamber and described second hemorrhage chamber is airtight communicates, and the 3rd hemorrhage chamber goes out to manage airtight communicating with described; The 3rd goes between blood chamber and the 3rd hemorrhage chamber to be connected with drainage screen, the 3rd hemorrhage indoor filtering material that is filled with; Described first go into the blood chamber, blood chamber, the second hemorrhage indoor all airtight dividing plate that is connected with are gone in the first hemorrhage chamber, second, each dividing plate goes into first respectively that the blood chamber is gone in blood chamber, the first hemorrhage chamber, second, the second hemorrhage indoor space is divided into upper and lower two parts; Describedly go into pipe and be tee T, wherein two joints of going into pipe respectively with first airtight the communicating of upper and lower two parts of going into the blood chamber, with first go in two pipes that the blood chamber communicates wherein one go up the airtight control valve that is communicated with.

Simple exchange heat principle of this utility model utilization and oxygen exchange principle have been simplified the structure of oxygenator, and the setting of dividing plate and control valve can be controlled the flow of blood as required, and is easy to use.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is the A-A cutaway view of Fig. 1;

Fig. 4 is the B-B cutaway view of Fig. 1.

In the accompanying drawing:

1, goes into pipe; 2, control valve; 3, heat exchanger; 4, oxygen exchange device; 5, tremulous pulse Micro-Bolt Filter; 6, go out pipe.

31, first goes into the blood chamber; 32, inlet; 33, heat exchange storehouse; 34, thin-walled heat-exchange tube; 35, liquid outlet; 36, visual windows; 37, the first hemorrhage chamber.

41, second goes into the blood chamber; 42, air inlet; 43, oxygen exchange storehouse; 44, doughnut oxygen exchange pipe; 45, gas outlet; 46, the second hemorrhage chamber.

51, the 3rd goes into the blood chamber; 52, drainage screen; 53, the 3rd hemorrhage chamber.

The specific embodiment

Below in conjunction with the drawings and specific embodiments this utility model is further described:

A kind of blood extracorporeal circulation oxygenator of may command flow, as Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, include pipe 1, go into the airtight heat exchanger 3 that is communicated with of pipe 1 one ends, the airtight oxygen exchange device 4 that is communicated with of heat exchanger 3 other ends, the airtight tremulous pulse Micro-Bolt Filter 5 that is communicated with of oxygen exchange device 4 other ends, the airtight pipe 6 that is communicated with out of tremulous pulse Micro-Bolt Filter 5 other ends, described heat exchanger 3 includes first and goes into the blood chamber 31 and the first hemorrhage chamber 37, first goes into blood chamber 31 goes into pipe 1 airtight communicating, the first hemorrhage chamber 37 and described oxygen exchange device 4 airtight communicating with described; First goes into the airtight thin-walled heat-exchange tube 34 that is communicated with between the blood chamber 31 and the first hemorrhage chamber 37; thin-walled heat-exchange tube 34 adopts titanium alloy to make; first goes into the airtight heat exchange storehouse 33 that is connected with in

blood chamber

31 and 37 outsides, the first hemorrhage chamber; thin-walled heat-exchange tube 34 is positioned at heat exchange storehouse 33; the airtight inlet 32 that is communicated with of heat exchange storehouse 33 1 ends, the airtight liquid outlet 35 that is communicated with of heat exchange storehouse 33 other ends; The airtight visual windows 36 that is connected with on the wall of the first hemorrhage chamber 37; Described oxygen exchange device 4 includes second and goes into blood chamber 41 and blood chamber 41 and the described first hemorrhage chamber 37 airtight communicating, the second hemorrhage chamber 46 and described tremulous pulse Micro-Bolt Filter 5 airtight communicating are gone in the second hemorrhage chamber 46, the second; Second goes into the airtight doughnut oxygen exchange pipe 44 that is communicated with between the blood chamber 41 and the second hemorrhage chamber 46, doughnut oxygen exchange pipe 44 adopts polypropylene material to make, second goes into the airtight oxygen exchange storehouse 43 that is connected with in

blood chamber

41 and 46 outsides, the second hemorrhage chamber, doughnut oxygen exchange pipe 44 is positioned at oxygen exchange storehouse 43, the airtight air inlet 42 that is communicated with of oxygen exchange storehouse 43 1 ends, the airtight gas outlet 45 that is communicated with of oxygen exchange storehouse 43 other ends; Described tremulous pulse Micro-Bolt Filter 5 includes the 3rd and goes into blood chamber 51 and blood chamber 51 and the described second hemorrhage chamber 46 airtight communicating are gone in the 3rd hemorrhage chamber 53, the three, and the 3rd hemorrhage chamber 53 goes out pipe 6 airtight communicating with described; The 3rd goes into to be connected with in the drainage screen hemorrhage chambers 53 52, the three between blood chamber 51 and the 3rd hemorrhage chamber 53 and is filled with filtering material.In the present embodiment, described first goes into 31, the first hemorrhage chamber 37, second, blood chamber goes into all airtight dividing plate that is connected with in 41, the second hemorrhage chamber 46, blood chamber, and each dividing plate is gone into the space of going in 41, the second hemorrhage chamber 46, blood chamber 31, the first hemorrhage chamber 37, second, blood chamber with first respectively and is divided into upper and lower two parts; Describedly go into pipe 1 and be tee T, wherein two joints of going into pipe 1 respectively with first airtight the communicating of upper and lower two parts of going into blood chamber 31, with first go in two pipes that blood chamber 31 communicates wherein one go up the airtight control valve 2 that is communicated with.

Claims

1. the blood extracorporeal circulation oxygenator of a may command flow, include pipe (1), go into the airtight heat exchanger (3) that is communicated with of pipe (1) one end, the airtight oxygen exchange device (4) that is communicated with of heat exchanger (3) other end, the airtight tremulous pulse Micro-Bolt Filter (5) that is communicated with of oxygen exchange device (4) other end, the airtight pipe (6) that is communicated with out of tremulous pulse Micro-Bolt Filter (5) other end is characterized in that:

Described heat exchanger (3) includes first and goes into the blood chamber (31) and the first hemorrhage chamber (37), and first goes into blood chamber (31) goes into pipe (1) is airtight to communicate the first hemorrhage chamber (37) and airtight the communicating of described oxygen exchange device (4) with described; First goes into the airtight thin-walled heat-exchange tube (34) that is communicated with between the blood chamber (31) and the first hemorrhage chamber (37), first goes into blood chamber (31) and the airtight heat exchange storehouse (33) that is connected with, outside, the first hemorrhage chamber (37); thin-walled heat-exchange tube (34) is positioned at heat exchange storehouse (33); the airtight inlet (32) that is communicated with of heat exchange storehouse (33) one ends, the airtight liquid outlet (35) that is communicated with of heat exchange storehouse (33) other end; The airtight visual windows (36) that is connected with on the wall of the first hemorrhage chamber (37);

Described oxygen exchange device (4) includes second and goes into the blood chamber (41) and the second hemorrhage chamber (46), and second goes into blood chamber (41) and airtight the communicating in the described first hemorrhage chamber (37), the second hemorrhage chamber (46) and airtight the communicating of described tremulous pulse Micro-Bolt Filter (5); Second goes into the airtight doughnut oxygen exchange pipe (44) that is communicated with between the blood chamber (41) and the second hemorrhage chamber (46), second goes into blood chamber (41) and the airtight oxygen exchange storehouse (43) that is connected with, outside, the second hemorrhage chamber (46), doughnut oxygen exchange pipe (44) is positioned at oxygen exchange storehouse (43), the airtight air inlet (42) that is communicated with of oxygen exchange storehouse (43) one ends, the airtight gas outlet (45) that is communicated with of oxygen exchange storehouse (43) other end;

Described tremulous pulse Micro-Bolt Filter (5) includes the 3rd and goes into blood chamber (51) and the 3rd hemorrhage chamber (53), and the 3rd goes into blood chamber (51) and airtight the communicating in the described second hemorrhage chamber (46), and the 3rd hemorrhage chamber (53) goes out pipe (6) are airtight to communicate with described; The 3rd goes between blood chamber (51) and the 3rd hemorrhage chamber (53) to be connected with drainage screen (52), is filled with filtering material in the 3rd hemorrhage chamber (53);

Described first go into blood chamber (31), all airtight dividing plate that is connected with in blood chamber (41), the second hemorrhage chamber (46) is gone in the first hemorrhage chamber (37), second, each dividing plate is gone into the space of blood chamber (31), the first hemorrhage chamber (37), second going in blood chamber (41), the second hemorrhage chamber (46) with first respectively and is divided into upper and lower two parts; It is described that to go into pipe (1) be tee T, wherein two joints of going into pipe (1) respectively with first airtight the communicating of upper and lower two parts of going into blood chamber (31), with the first wherein airtight control valve (2) that is communicated with on of going in two pipes that blood chamber (31) communicates.