阅读说明：本技术 一种密闭体液留置器用取液件及密闭体液留置器 (A kind of closed body fluid indwelling device is with taking liquid part and closed body fluid indwelling device ) 是由 不公告发明人 于 2018-07-20 设计创作，主要内容包括：本发明涉及医疗器械,尤其涉及用于采集体液用的装置。本发明的一种密闭体液留置器用取液件,包括采集侧壁、底板和通道和连接侧壁。采集侧壁用于聚拢液体,底板位于采集侧壁的底部并与采集侧壁连接,底板和采集侧壁为一体,采集侧壁与底板构成采集容器；通道包括贯通底板的排气通道和导液通道。连接侧壁由底板下表面向下延伸形成；连接侧壁用于与试管开口部配合,排气通道和导液通道在底板下表面上位于连接侧壁的内侧,连接侧壁与底板下表面下方的排气通道侧壁或至少一个导液通道无重合部。本发明具有工简单,导液效率高,加工效率高,节约原材料、不易造成污染的优点。(The present invention relates to medical instruments, the more particularly, to device of collection of body fluids.A kind of closed body fluid indwelling device of the invention is with taking liquid part, including acquisition side wall, bottom plate and channel and connection side wall.Acquisition side wall is located at the bottom of acquisition side wall and connect with acquisition side wall for gathering liquid, bottom plate, and bottom plate and acquisition side wall are integrated, and acquisition side wall and bottom plate constitute collection container；Channel includes the exhaust passage and liquid-conveying ducts for penetrating through bottom plate.Connection side wall is downwardly extending by lower surface of base plate；It connects side wall to be used to cooperate with test tube opening portion, the exhaust passage side wall or at least one liquid-conveying ducts of exhaust passage and liquid-conveying ducts in lower surface of base plate below the inside of connecting side wall, connection side wall and lower surface of base plate are without coincidence part.The present invention has work simple, and drain is high-efficient, high in machining efficiency, saves material, is not easy the advantages of polluting.)

1. a kind of closed body fluid indwelling device is with taking liquid part, including acquisition side wall, bottom plate and channel, the acquisition side wall and the bottom Plate constitutes collection container；The channel includes the exhaust passage and liquid-conveying ducts for penetrating through the bottom plate, it is characterised in that: further includes Side wall is connected, the connection side wall is downwardly extending by the lower surface of base plate；The connection side wall is used to be open with test tube Portion's connection cooperation；The exhaust passage and the liquid-conveying ducts are located in the connection side wall in the lower surface of base plate Side, the exhaust passage side wall connected below side wall and the lower surface of base plate or at least one liquid-conveying ducts are without coincidence part.

2. a kind of closed body fluid indwelling device according to claim 1 is with taking liquid part, it is characterised in that: the connection side wall with The exhaust passage side wall is without coincidence part.

3. a kind of closed body fluid indwelling device according to claim 2 is with taking liquid part, it is characterised in that: the liquid-conveying ducts exist Without liquid-conveying ducts side wall below the lower surface of base plate, the connection side wall is logical with the drain below the lower surface of base plate Road is without coincidence part.

4. a kind of closed body fluid indwelling device according to claim 2 is with taking liquid part, it is characterised in that: the flow-guiding channel is At least two, the part liquid-conveying ducts are below the lower surface of base plate without liquid-conveying ducts side wall, the part liquid-conveying ducts Have flow-guiding channel side wall below the lower surface of base plate, the connection side wall below the lower surface of base plate with the drain Channel is without coincidence part.

5. a kind of closed body fluid indwelling device according to claim 2 is with taking liquid part, it is characterised in that: the liquid-conveying ducts exist There is flow-guiding channel side wall below the lower surface of base plate, the connection side wall is logical with the drain below the lower surface of base plate There is coincidence part in road.

6. a kind of closed body fluid indwelling device according to claim 1 is with taking liquid part, it is characterised in that: the connection side wall with The liquid-conveying ducts are without coincidence part.

7. a kind of closed body fluid indwelling device according to claim 6 is with taking liquid part, it is characterised in that: the connection side wall with The exhaust passage side wall has coincidence part.

8. a kind of closed body fluid indwelling device according to claim 1 is with taking liquid part, it is characterised in that: the connection side wall with At least one described liquid-conveying ducts has coincidence part without coincidence part, the connection side wall and the exhaust passage side wall.

9. a kind of closed body fluid indwelling device according to claim 1 is with taking liquid part, which is characterized in that the connection side wall with The exhaust passage side wall and the liquid-conveying ducts are without coincidence part.

10. a kind of closed body fluid indwelling device according to any one of claims 1 to 9 is with taking liquid part, which is characterized in that described Exhaust passage is equipped with gas outlet and exhaust outlet, is exhaust outlet positioned at the exhaust passage bottom；The liquid-conveying ducts are equipped with Inlet and liquid outlet, the liquid-conveying ducts bottom is liquid outlet, and the exhaust outlet is lower than the liquid outlet.

Technical field

The present invention relates to medical instruments, the more particularly, to device of collection of body fluids.

Background technique

Summary of the invention

The purpose of the present invention is to provide the processing is simple, drain is high-efficient, high in machining efficiency, saves material, is not easy to make Liquid part is taken at pollution.

Goal of the invention of the invention is achieved in that

A kind of closed body fluid indwelling device is with taking liquid part, including acquisition side wall, bottom plate and channel and connection side wall.The acquisition side wall For gathering liquid, the bottom plate is located at the bottom of the acquisition side wall and connect with the acquisition side wall, the bottom plate and institute It states acquisition side wall to be integrated, the acquisition side wall and the bottom plate constitute collection container；The channel includes penetrating through the bottom plate Exhaust passage and liquid-conveying ducts.The connection side wall is downwardly extending by the lower surface of base plate；The connection side wall is used Cooperate in test tube opening portion, the exhaust passage and the liquid-conveying ducts are located at the connecting side in the lower surface of base plate The inside of wall, the exhaust passage side wall connected below side wall and the lower surface of base plate or at least one liquid-conveying ducts are without weight Conjunction portion.

In above scheme, the liquid-conveying ducts are at least one, can be 1,2,3,4,5 etc..Wherein liquid-conveying ducts There can be liquid-conveying ducts side wall below the lower surface of base plate, it can also be without liquid-conveying ducts side wall.Below the lower surface of base plate The liquid-conveying ducts side wall can be annular, c-type, sheet etc., but not limited to this.

The channel penetrates through the bottom plate and forms at least two through hole in the bottom plate, and the through hole is the bottom It is located at the inside of the connection side wall, and at least one through hole and the inside not phase for connecting side wall on the lower surface of plate It hands over.The channel includes liquid-conveying ducts and exhaust passage, and the liquid-conveying ducts and the exhaust passage penetrate through the bottom plate, In The bottom plate forms drain through hole and exhaust through hole.The drain through hole and exhaust through hole are located at the connection side wall Inside.

When having liquid-conveying ducts side wall below the lower surface of base plate, the liquid-conveying ducts are penetrated through by acquisition side wall, drain Hole and liquid-conveying ducts side wall are formed.

When below the lower surface of base plate without liquid-conveying ducts side wall, the liquid-conveying ducts are penetrated through by acquisition side wall and drain Hole is formed.

In above scheme: test tube plug formation being made to be connected to the collection container and the test tube lumen when cooperating with test tube component Test tube plug channel；

One, when the exhaust passage side wall below the connection side wall and the lower surface of base plate is without coincidence part:

The exhaust passage side wall below the connection side wall and the lower surface of base plate without coincidence part, the connection side wall and Liquid-conveying ducts have with flowering structure:

1) liquid-conveying ducts have liquid-conveying ducts side wall below the lower surface of the bottom plate.The connection side wall and whole liquid-conveying ducts Side wall has coincidence part；It is also possible to have coincidence part with part liquid-conveying ducts side wall；It can also be the connection side wall and whole drains Channel side wall is without coincidence part.

2) liquid-conveying ducts are below the lower surface of the bottom plate without liquid-conveying ducts side wall；The connection side wall and liquid-conveying ducts Without coincidence part；The connection side wall is below the lower surface of base plate with the liquid-conveying ducts without coincidence part.

3) when liquid-conveying ducts at least two, liquid-conveying ducts include having liquid-conveying ducts side below the lower surface of the bottom plate The liquid-conveying ducts of wall and liquid-conveying ducts without liquid-conveying ducts side wall below the lower surface of the bottom plate.Wherein, the connection Side wall, which can be, has coincidence part with part liquid-conveying ducts side wall；Being also possible to the connection side wall can be and whole liquid-conveying ducts Side wall has coincidence part；It can also be and whole liquid-conveying ducts side walls are without coincidence part.

Two, when the connection side wall and all liquid-conveying ducts without coincidence part when, have following several structures:

1) when all liquid-conveying ducts below the lower surface of base plate without liquid-conveying ducts side wall when, can be the company Connecing side wall and exhaust passage side wall has coincidence part；It is also possible to the connection side wall and exhaust passage side wall without coincidence part.

2) when all liquid-conveying ducts are equipped with liquid-conveying ducts side wall below the lower surface of base plate；The company Connecing side wall and can be has coincidence part with exhaust passage side wall；It is also possible to the connection side wall and exhaust passage side wall without being overlapped Portion.

3) when the liquid-conveying ducts include liquid-conveying ducts without liquid-conveying ducts side wall below the lower surface of base plate and When having the liquid-conveying ducts of liquid-conveying ducts side wall below the lower surface of base plate；It can be the connection side wall and exhaust passage side wall There is coincidence part；It is also possible to the connection side wall and exhaust passage side wall without coincidence part.

Three, (the connection side wall and part liquid-conveying ducts when the connection side wall and part liquid-conveying ducts are without coincidence part Have coincidence, i.e. part liquid-conveying ducts have liquid-conveying ducts side wall below the lower surface of base plate):

1) all liquid-conveying ducts have liquid-conveying ducts side wall below the lower surface of the bottom plate.The connection side wall and there is portion The liquid-conveying ducts side wall of point liquid-conveying ducts has a coincidence part, the connection side wall with have the liquid-conveying ducts side wall of part liquid-conveying ducts without Coincidence part；At this point, exhaust passage side wall there can be coincidence part with the connection side wall, can also there is no coincidence part.

2) part liquid-conveying ducts have liquid-conveying ducts side wall below the lower surface of the bottom plate, and part liquid-conveying ducts are described Without liquid-conveying ducts side wall below the lower surface of bottom plate.The connection side wall, which can be, has coincidence part with all liquid-conveying ducts side walls； Being also possible to the connection side wall and part liquid-conveying ducts side wall has coincidence part.

In above scheme, the exhaust passage is equipped with gas outlet and exhaust outlet, is positioned at the exhaust passage bottom Exhaust outlet；The liquid-conveying ducts are equipped with inlet and liquid outlet, and the liquid-conveying ducts bottom is liquid outlet, the exhaust outlet Lower than the liquid outlet.During drain, take liquid part that the liquid of acquisition is transferred in test tube, when liquid interior in test tube reaches After required amount of liquid, test tube receive do not take liquid part transfer liquid, outwell and take in liquid part after surplus liquid, will take liquid part with Test tube or the separation of test tube component.After the amount of liquid needed for liquid interior in test tube reaches, test tube does not take the transfer of liquid part in receiving Liquid is greater than test tube external pressure by using air pressure in test tube, realizes and does not receive automatically after examination liquid in pipe reaches required liquid measure Liquid part is taken to retransfer liquid.And it is in the prior art the exhaust outlet by taking the liquid outlet of liquid-conveying ducts and exhaust passage in liquid part It is located at the lower section of exhaust outlet in same plane or liquid outlet, prevents exhaust passage and liquid-conveying ducts gas from forming effective circuit It realizes.No matter which scheme is used, when liquid reaches the amount of liquid in test tube, liquid part and test tube or test tube component point will be taken From when, take in one below the lower surface of the bottom plate of liquid part section of liquid-conveying ducts and remain with certain quantity of fluid always.Since drain is logical Road is single channel, to ensure that water conservancy diversion is smooth, and single liquid-conveying ducts must have sufficiently large guide flow cross section, once take liquid part It is separated with test tube or test tube component, the liquid in the liquid-conveying ducts below the lower surface of bottom plate can be trickled down immediately, pollute. And in the present invention, the exhaust outlet of exhaust passage is lower than the liquid outlet of liquid-conveying ducts, so that liquid reaches acquisition aequum in test tube When, can there is no liquid, or even if drain below the lower surface of bottom plate in the liquid-conveying ducts below the lower surface of bottom plate There is liquid-conveying ducts side wall in channel, but due to can be multiple liquid-conveying ducts, so that the drain section of single liquid-conveying ducts is smaller, Due to capillary phenomenon, even if liquid part will be taken to separate with test tube or test tube component, one below the lower surface of the bottom plate of liquid part is taken Residual liquid will not be trickled down in section liquid-conveying ducts.

When liquid-conveying ducts are equipped with liquid-conveying ducts side wall below the lower surface of base plate, the liquid outlet is the drain The opening that channel side wall is formed below lower surface of base plate；

When liquid-conveying ducts below the lower surface of base plate without liquid-conveying ducts side wall when, the liquid outlet be the liquid-conveying ducts exist The drain through hole formed on the bottom plate.

In above scheme, the connection side wall is cricoid to can be, and can also be sheet, such as tile, wherein sheet Number it is unlimited, can be 2,3,4,5,6 etc..

In above scheme, when liquid-conveying ducts below the lower surface of base plate without liquid-conveying ducts side wall or the bottom plate following table The lowest part of liquid-conveying ducts side wall below face is located above the connection side wall bottom end, and the connection side wall and the exhaust are logical Reinforcing rib can be equipped between road side wall.The reinforcing rib is used to enhance the intensity of the exhaust passage side wall, takes described in reduction The liquid part possibility that exhaust passage side wall is broken in process of production.

Another object of the present invention is to provide a kind of fast and at low cost closed body fluid indwelling devices of drain rate.

Following technical scheme disclosed by the invention:

Using the closed body fluid indwelling device for taking liquid part in above scheme, including test tube and take liquid part, the connection for taking liquid part Side wall and the test tube opening portion cooperate.

Further, closed body fluid indwelling device further includes test tube plug, and the test tube plug is placed in the opening portion of the test tube, institute It states test tube plug and is equipped with the channel for supplying that liquid part is taken to be connected to test tube official jargon, the connection side wall for taking liquid part is connect with the test tube plug Cooperation.The connection side wall is used to that test tube plug formation to be made to be connected to the collection container and the test tube pipe when cooperating with test tube component The test tube plug channel of chamber；Wherein, test tube plug can be equipped with movable part and fixed part, and the movable part can be rotated relative to fixed portion, Movable part can be 1,2,3,4,5,6 etc.,

Further, closed body fluid indwelling device further includes connector, and the connector is placed in the opening portion of the test tube, the company Fitting is equipped with the channel for taking liquid part to be connected to test tube official jargon, and the connection side wall for taking liquid part is connect with the connector matches It closes.

The present invention has the advantages that

1, using the structure for taking liquid part of the invention, the rate of drain can be greatly improved.The liquid of the identical capacity of drain, this hair The bright drain time is the 1/3 of the prior art.

2, since the present invention connects side wall and do not formed completely by liquid-conveying ducts side wall and exhaust passage side wall, own There is no limit the drain through hole can be with biggish area, can for the drain through hole that liquid-conveying ducts are formed on the bottom plate To be that individually, can also be multiple drain through holes.The prior art can only be single drain through hole.

3, liquid-conveying ducts of the invention can not set liquid-conveying ducts side wall below the lower surface of base plate, so that Processing efficiency improves, and enhances the service life of mold.

4, the present invention after outwelling wherein surplus liquid, will take liquid part to separate with test tube component after acquisition finishes liquid Cheng Zhong, since the exhaust outlet of exhaust passage is lower than the liquid outlet of liquid-conveying ducts, it is ensured that take liquid part when separating with test tube component It connects in side wall without liquid, avoiding has the unrestrained of liquid in separation process, pollute.

Detailed description of the invention

Fig. 1 is the closed body fluid indwelling device of one embodiment of the invention with taking liquid part structural schematic diagram -1.

Fig. 2 is Fig. 1 partial structural diagram of the present invention.

Fig. 3 is the closed body fluid indwelling device of one embodiment of the invention with taking liquid part structural schematic diagram -2.

Fig. 4 is Fig. 3 partial structural diagram of the present invention.

Fig. 5 is the closed body fluid indwelling device of one embodiment of the invention with taking liquid part structural schematic diagram -3.

Fig. 6 is Fig. 5 partial structural diagram of the present invention.

Fig. 7 is the closed body fluid indwelling device of one embodiment of the invention with taking liquid part structural schematic diagram -4.

Fig. 8 is Fig. 7 partial structural diagram of the present invention.

Fig. 9 is the closed body fluid indwelling device structural schematic diagram -1 of one embodiment of the invention.

Figure 10 is the closed body fluid indwelling device structural schematic diagram -2 of one embodiment of the invention.

Figure 11 is one embodiment of the invention test tube schematic diagram.

Figure 12 is one embodiment of the invention test tube component diagram.

In figure:

1 acquisition side wall, 2 bottom plates, the upper surface 2a, the lower surface 2b,

21 through holes, 22 through holes, 23 through holes, 24 through holes, 25 through holes,

3 exhaust passages, 30 exhaust outlets, 31 gas outlets, 32 exhaust passage side walls,

4 liquid-conveying ducts, 40 inlets, 41 liquid outlets, 41a liquid outlet, 42 liquid-conveying ducts side walls, 43 lowest parts,

5 connection side walls, 50 connection side wall inner sidewalls, 51 lowest parts,

6 reinforcing ribs, 7 block side wall, 8 test tubes, 80 opening portions, 81 test tube plugs, 82 movable ends, 83 fixing ends, 84 channels, 9 hands Handle, A coincidence part.

Specific embodiment

Following further describes the present invention with reference to the drawings, and following embodiment is only preference, is not to this hair Bright range limits, on the contrary, the purpose is to wish to cover various changes and have an equality is arranged in institute of the present invention It is intended in the scope of the scope of the patents applied.