CN209899440U - Closed body fluid retention device - Google Patents
Closed body fluid retention device Download PDFInfo
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- CN209899440U CN209899440U CN201821153470.1U CN201821153470U CN209899440U CN 209899440 U CN209899440 U CN 209899440U CN 201821153470 U CN201821153470 U CN 201821153470U CN 209899440 U CN209899440 U CN 209899440U
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
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Abstract
The present invention relates to medical devices, and more particularly to devices for collecting bodily fluids. The utility model relates to a closed body fluid retention device, which comprises a fluid taking part and a test tube; the liquid taking part comprises a side wall, a bottom plate and a channel; the channel includes exhaust passage, drain passage and connection lateral wall. The connecting side wall is formed by extending downwards from the lower surface of the bottom plate; the connecting side wall is used for connecting and matching with the opening part of the test tube; the side wall of the exhaust channel is enclosed to form the exhaust channel; the liquid guide channel penetrates through the bottom plate and forms a through hole on the bottom plate; exhaust passage lateral wall and perforating hole all are located the inboard of connecting the lateral wall, and at least perforating hole or one of exhaust passage lateral wall and connecting the lateral wall non-intersect, are equipped with fore-and-aft strengthening rib between connecting lateral wall and the exhaust passage lateral wall, get the connecting side wall of liquid spare with test tube opening portion cooperation. The utility model has the advantages of simple operation, high drainage efficiency, high processing efficiency, raw material saving and difficult pollution.
Description
Technical Field
The present invention relates to medical devices, and more particularly to devices for collecting bodily fluids.
Background
The liquid taking part for the closed body fluid indwelling device in the prior art is characterized in that the connecting side wall for connecting and matching the liquid taking part and the test tube is actually a liquid guide channel side wall and an exhaust channel side wall, namely the connecting side wall is formed by the liquid guide channel side wall and the exhaust channel side wall together. Due to the structure, in the production process, the preparation and the structure of the die are complicated, the rate of finished products is low, and the processing efficiency is not high.
Secondly, in the prior art, the liquid guide channel and the exhaust channel share one side wall, and the side wall of the liquid guide channel and the side wall of the exhaust channel form a connecting side wall together, so that the liquid guide channel can only be a single channel, and the flow guide speed is low.
Moreover, get among the prior art when liquid spare and test tube subassembly separation, get that liquid spare remains liquid in the drain passageway of bottom plate below and unrestrained easily, cause the pollution.
Therefore, it is an urgent technical problem in the art to provide a liquid-fetching member and a sealed body fluid retention device using the same, which are easy to process, high in production efficiency, and fast in liquid guiding rate, and can effectively avoid contamination.
Disclosure of Invention
An object of the utility model is to provide a processing is simple, leads liquid efficient, and machining efficiency is high, practices thrift raw and other materials, is difficult for causing the airtight body fluid retention ware of pollution.
The utility model discloses a following technical scheme:
a sealed body fluid retention device comprises a fluid taking part and a test tube. The liquid taking part comprises a side wall, a bottom plate and a channel. The channel comprises an exhaust channel and a liquid guide channel. The sidewalls include collection sidewalls, exhaust channel sidewalls, connecting sidewalls, blocking sidewalls, and the like. The collecting side wall is located above the bottom plate, the bottom plate is located at the bottom of the collecting side wall and connected with the collecting side wall, the bottom plate and the collecting side wall are integrated, and the collecting side wall is used for gathering liquid. Get liquid spare and test tube subassembly cooperation after when gathering the urine, shelter from the surface that the lateral wall is used for avoiding the urine to pollute the test tube. Connect the lateral wall by bottom plate lower surface downwardly extending forms, connect the lateral wall be used for with the cooperation of test tube opening, also can be used to water conservancy diversion liquid. The exhaust passage side wall is enclosed to form the exhaust passage. The liquid guide channel is a channel for conveying urine of a detector to the test tube. The liquid guide channel penetrates through the bottom plate and forms a through hole in the bottom plate. The exhaust passage side wall and the through hole are located on the inner side of the connecting side wall, at least one of the through hole or the exhaust passage side wall and the connecting side wall are not intersected, a longitudinal reinforcing rib is arranged between the connecting side wall and the exhaust passage side wall, and the connecting side wall of the liquid taking part is matched with the opening part of the test tube.
In the above scheme, the exhaust channel side wall and the through hole are both located inside the connecting side wall, and at least one of the through hole or the exhaust channel side wall does not intersect with the connecting side wall, including the following forms:
one) when the through hole and the connecting side wall do not intersect
1) The through hole does not intersect with the connecting side wall, namely the through hole (including the outer edge of the through hole) does not intersect with the inner side wall of the connecting side wall. The connecting side wall is positioned at the periphery of the through hole. The exhaust channel side wall does not intersect the connecting side wall; the exhaust channel side wall and the inner side wall of the connecting side wall do not intersect, wherein the number of the through holes can be 1, 2, 3, 4 and the like.
2) The through hole does not intersect with the connecting side wall, namely the through hole (including the outer edge of the through hole) does not intersect with the inner side wall of the connecting side wall. The connecting side wall is positioned at the periphery of the through hole. The exhaust channel side wall intersects the connecting side wall; the side wall of the exhaust channel is intersected with the inner side wall of the connecting side wall; wherein the number of through holes may be 1, 2, 3, 4, etc.
Two) when all the through holes intersect with the connecting side wall
1) When there is one through hole, the through hole intersects with the connecting side wall, and the through hole (including the outer edge of the through hole) intersects with the inner side wall of the connecting side wall. The exhaust channel side wall and the connecting side wall do not intersect, and the exhaust channel side wall and the connecting side wall do not intersect; that is, the intersection of the through hole and the connecting side wall may be the intersection or tangency of the outer edge of the through hole and the inner side wall of the connecting side wall.
When there is one through hole, the connection side wall and the through hole can intersect in the following forms:
a) the connecting side wall intersects with all outer edges of the through hole. In this case, the connection side wall is formed by bending the bottom plate downward along the outer edge of the through hole and extending downward. The exhaust channel side wall penetrates through the through hole, and the exhaust channel side wall does not intersect with the through hole.
b) The connecting side wall intersects with part of the outer edge of the through hole. At this time, the connecting side wall is formed by the bottom plate extending downwards, the through hole is positioned in the connecting side wall, the connecting side wall is tangent to part of the outer edge of the through hole (or intersected with part of the outer edge of the through hole), the exhaust channel side wall is positioned outside the through hole, and the exhaust channel side wall and the through hole do not intersect.
In the above scheme, a longitudinal reinforcing rib is arranged between the connecting side wall and the side wall of the exhaust channel.
In the above scheme, the bottom of the connecting side wall and the side wall of the exhaust channel are provided with the bottom sealing plate, and the bottom sealing plate is provided with the through hole A.
In the above scheme, connect the lateral wall bottom with be equipped with the end sealing board between the exhaust passage lateral wall, be equipped with perforating hole first on the end sealing board, just the end sealing board with the exhaust passage lateral wall with connect between the lateral wall and the strengthening rib forms the ascending groove of opening jointly. After the liquid is collected, when the liquid piece is separated from the test tube, the groove can effectively avoid the liquid from spilling.
In the above scheme, the exhaust passage is provided with an air outlet and an air outlet, and the air outlet is positioned at the lowest part of the exhaust passage; the liquid guide channel is provided with a liquid inlet and a liquid outlet, the liquid outlet is arranged at the bottom of the liquid guide channel, and the exhaust port is lower than the liquid outlet.
In order to prevent the liquid flowing out from the liquid guide channel from blocking the air outlet and causing the poor flow guide of the liquid, the following solutions are available, but not limited to:
1) the gas vent with be equipped with between the liquid outlet and separate the body, it is used for preventing to separate the body liquid that the liquid outlet flows blocks up the gas vent.
2) From the bottom face of exhaust passage lateral wall is upwards and from the inside wall of exhaust passage lateral wall is outwards seted up annular first.
3) And a ring groove B is formed between the inner side wall of the exhaust channel side wall and the outer side wall of the exhaust channel side wall and upwards from the bottom end surface of the exhaust channel side wall.
In the above scheme, the lower surface below of bottom plate just is located the outside of connecting the lateral wall is equipped with the fagging, when the fagging is used for cooperating with the test tube subassembly, struts the shutoff membrane of test tube stopper. The bracing plate may be a sheet or ring plate, a U-shape or U-like shape (when U-shape, the opening faces the exhaust channel side wall), or the like. The number of the bracing plates can be 1, 2, 3, 4, etc., but is not limited thereto.
In the above scheme, be located bottom seal plate's lower surface below and the exhaust passage lateral wall outside is equipped with the fagging, when the fagging is used for cooperating with the test tube subassembly, struts the shutoff membrane of test tube stopper. The bracing plate may be a sheet or ring plate, a U-shape or U-like shape (when U-shape, the opening faces the exhaust channel side wall), or the like. The number of the bracing plates can be 1, 2, 3, 4, etc., but is not limited thereto.
4) When the number of the through holes is two or more, all the through holes are intersected with the connecting side wall, namely all the through holes are intersected with the inner side wall of the connecting side wall; the exhaust channel side wall and the connecting side wall do not intersect, namely the exhaust channel side wall and the inner side wall of the connecting side wall do not intersect; the intersection of the through hole and the connecting side wall can be the intersection or tangency of the outer edge of the through hole and the inner side wall of the connecting side wall.
Third) when part of the through hole intersects with the connecting side wall
1) When the number of the through holes is two, one through hole is intersected with the connecting side wall, the other through hole is not intersected with the connecting side wall, and the side wall of the exhaust channel is not intersected. The intersection of the through hole and the connecting side wall can be the intersection or tangency of the outer edge of the through hole and the inner side wall of the connecting side wall.
2) When the number of the through holes is two or more, a part of the through holes intersect with the connecting side wall, and the rest of the through holes do not intersect with the connecting side wall. Namely, at least one through hole is intersected with the connecting side wall, the rest through holes are not intersected with the connecting side wall, and the exhaust channel side wall is not intersected with the connecting side wall.
In the above scheme, the liquid guide channel is positioned below the lower surface of the bottom plate, and the side wall of the liquid guide channel is arranged below the lower surface of the bottom plate. The side wall of the liquid guide channel extends downwards from the outer edge of the through hole or the outer side of the through hole and is formed by the lower surface of the bottom plate.
In the above aspect, the exhaust passage includes an exhaust sidewall; the exhaust channel is formed by enclosing the side wall of the exhaust channel; the exhaust channel is provided with an air outlet and an exhaust port, and the exhaust port is positioned below the air outlet; the exhaust port is positioned at the lowest part of the exhaust channel; the liquid guide channel is provided with a liquid inlet and a liquid outlet, and the liquid outlet is positioned below the liquid inlet; the liquid outlet is arranged at the lowest part of the liquid guide channel, the liquid guide channel penetrates through the bottom plate and forms a through hole on the bottom plate, the exhaust port is positioned below the through hole and the liquid outlet, namely the exhaust port is lower than the liquid outlet.
At the drain in-process, get liquid spare and shift the test tube with the liquid of gathering, after liquid reachd required liquid volume in the test tube, the test tube is not in the liquid of accepting the transfer of getting liquid spare, pours and gets behind the unnecessary liquid in the liquid spare, will get liquid spare and test tube or test tube subassembly and separate. After liquid reaches required liquid volume in the test tube, the test tube is not accepting the liquid of getting the transfer of liquid spare and is greater than the outside atmospheric pressure of test tube through adopting air pressure in the test tube, realizes that liquid does not accept to get liquid spare and shifts liquid again after reaching required liquid volume in the test tube automatically. In the prior art, the liquid outlet of the liquid guide channel and the exhaust port of the exhaust channel in the liquid taking part are positioned on the same plane or the liquid outlet is positioned below the exhaust port, so that the gases in the exhaust channel and the liquid guide channel cannot form an effective loop. No matter which scheme is adopted, when liquid reaches in the test tube when the liquid volume, will get liquid spare and test tube or test tube subassembly separation, it has a certain amount of liquid to remain in one section drain passageway of the lower surface below of the bottom plate of liquid spare all the time. Because the drain passage is single passageway, will ensure that the water conservancy diversion is smooth and easy, single drain passage must have the enough big water conservancy diversion sectional area, in case get liquid spare and test tube or test tube subassembly separation, the residual liquid in the drain passage of the lower surface below of bottom plate can spill immediately, causes the pollution. And the utility model discloses in, exhaust passage's gas vent is less than the liquid outlet of drain passageway, when making liquid reach the collection required amount in the test tube, can not have liquid in the drain passageway of the lower surface below of bottom plate, or even there is the drain passageway lateral wall at the drain passageway of the lower surface below of bottom plate, but owing to can be a plurality of drain passageways, make the drain cross-section of single drain passageway less, even when will getting liquid spare and test tube or test tube subassembly separation, it can not spill to remain liquid in one section drain passageway of the lower surface below of the bottom plate of liquid spare yet.
The connecting side wall of the utility model can be annular, also can be sheet-shaped, such as tile-shaped, etc., wherein the number of the sheet-shaped is not limited, and can be 2, 3, 4, 5, 6, etc.
In the above scheme, when the drain channel is in no drain channel lateral wall below the lower surface of the bottom plate or the height of the drain channel lateral wall below the lower surface of the bottom plate is far less than the height of the exhaust channel lateral wall, or the height of the drain channel lateral wall below the lower surface of the bottom plate is far less than the height of the connecting lateral wall, the connecting lateral wall and the exhaust channel lateral wall are provided with the reinforcing ribs therebetween. The reinforcing rib is used for enhancing the strength of the side wall of the exhaust channel and reducing the possibility of breakage of the side wall of the exhaust channel in the production process of the liquid taking piece.
In the above scheme, the drainage channel has the following modes:
1) the drainage channel is composed of a collecting side wall, a bottom plate and a through hole; the liquid outlet is located on the lower surface of the bottom plate.
2) The drainage channel is composed of a collecting side wall, a bottom plate, a through hole and a connecting side wall; the liquid outlet is located below the lower surface of the bottom plate.
3) The liquid guide channel is composed of a collecting side wall, a bottom plate, a through hole, a connecting side wall, a bottom sealing plate and a through hole A; the liquid outlet is located the lower surface of bottom seal board.
4) The liquid guide channel is composed of a collecting side wall, a bottom plate, a through hole and a liquid guide channel side wall; the liquid outlet is located below the lower surface of the bottom plate.
5) The liquid guide channel comprises a plurality of channels, when at least 2 through holes or more are formed, the liquid guide channel is formed by a collecting side wall positioned above the bottom plate, the bottom plate and the through holes, and the liquid outlets are positioned on the lower surface of the bottom plate; the liquid outlet which is formed by the collecting side wall, the bottom plate, the through hole and the liquid guide side wall below the lower surface of the bottom plate and is positioned above the bottom plate to form a liquid guide channel is positioned below the lower surface of the bottom plate.
In the above scheme, the number of the liquid guide channels is at least one, and may be 1, 2, 3, 4, 5, and the like. The liquid guide channel can be provided with a side wall of the liquid guide channel below the lower surface of the bottom plate or without the side wall of the liquid guide channel. The sidewall of the liquid guiding channel under the lower surface of the bottom plate may be annular, C-shaped, sheet-shaped, etc., but is not limited thereto.
The airtight body fluid retention device of above-mentioned scheme includes the test tube and gets liquid spare, get the connection lateral wall of liquid spare with the test tube opening cooperation.
Further, the closed body fluid retention device further comprises a test tube plug, the test tube plug is arranged at the opening part of the test tube, a channel for communicating the liquid taking piece and the test tube official cavity is arranged on the test tube plug, and the connecting side wall of the liquid taking piece is connected and matched with the test tube plug. The connecting side wall is used for forming a test tube plug channel for communicating the collecting container and the test tube cavity by the test tube plug when being matched with the test tube assembly; wherein, the test tube plug can be provided with a movable part and a fixed part, the movable part can rotate relative to the fixed part, and the number of the movable parts can be 1, 2, 3, 4, 5, 6 and the like.
Further, the ware is kept somewhere to airtight body fluid still includes the connecting piece, the connecting piece is arranged in the opening of test tube, the connecting piece is equipped with the passageway that supplies to get liquid spare and test tube official cavity intercommunication, get the lateral wall of the connection lateral wall of liquid spare with the cooperation is connected to the passageway inside wall of connecting piece.
The utility model has the advantages that:
1. adopt the utility model discloses a get the structure of liquid spare, can improve the speed of drain by a wide margin. Liquid with the same volume is drained, and the drainage time of the utility model is 1/3 in the prior art.
2. Because the utility model discloses connect the lateral wall with not by drain channel lateral wall and exhaust passage lateral wall complete formation, all drain channels are in the perforating hole that forms on the bottom plate does not have the restriction, the area that the perforating hole can be great can be single, also can be a plurality of perforating holes. The prior art can only be a single through hole.
3. The utility model discloses well groove can avoid effectively getting liquid spare and test tube subassembly when separating to get in the liquid spare remaining liquid spill, cause the pollution.
4. The utility model discloses a drain passageway is in drain passageway lateral wall can not be established to bottom plate lower surface below, and this structure and mould correspond the back, can shorten the cooling time in the product forming process by a wide margin, so make machining efficiency improve by a wide margin, still strengthened the life of mould simultaneously.
5. The utility model discloses after the collection finishes liquid, fall wherein behind the unnecessary liquid, will get liquid spare and test tube subassembly separation process, because exhaust passage's gas vent is less than drain passage's liquid outlet, guaranteed to get liquid spare and be connected the lateral wall when separating with the test tube subassembly and do not have liquid, avoided having the unrestrained of liquid in the separation process, cause the pollution.
Drawings
Fig. 1 is a schematic view of a liquid-fetching member for a sealed body fluid retention device according to an embodiment of the present invention-1.
Fig. 2 is a schematic view of a partial structure of fig. 1 according to the present invention.
Fig. 3 is a schematic view of a liquid-fetching member for a sealed body fluid retention device according to an embodiment of the present invention-2.
Fig. 4 is a schematic view of a partial structure of fig. 3 according to the present invention.
Fig. 5 is a schematic view of a liquid-fetching member for a sealed body fluid retention device according to an embodiment of the present invention-3.
Fig. 6 is a schematic view of a partial structure of fig. 5 according to the present invention.
Fig. 7 is a schematic structural view of a liquid-fetching member for a sealed body fluid retention device according to an embodiment of the present invention-4.
Fig. 8 is a schematic view of a partial structure of fig. 7 according to the present invention.
Fig. 9 is a schematic structural view of a closed body fluid retention device according to an embodiment of the present invention-1.
Fig. 10 is a schematic structural view of a closed body fluid retention device of an embodiment of the present invention-2.
Fig. 11 is a schematic view of a test tube according to an embodiment of the present invention.
Fig. 12 is a schematic view of a test tube assembly according to an embodiment of the present invention.
Fig. 13 is a schematic view showing a structure of a liquid-fetching member for a closed body fluid retention device according to an embodiment of the present invention-5.
Fig. 14 is a schematic view of a liquid-fetching member for a sealed body fluid retention device according to an embodiment of the present invention-6.
Fig. 15 is a schematic view of a liquid-fetching member for a sealed body fluid retention device according to an embodiment of the present invention-7.
Fig. 16 is a schematic view of a liquid-fetching member for a sealed body fluid retention device according to an embodiment of the present invention-8.
Fig. 17 is a schematic view-9 of a liquid-fetching member for a sealed body fluid retention device according to an embodiment of the present invention.
Fig. 18 is a schematic view of a liquid-fetching member for a sealed body fluid retention device according to an embodiment of the present invention, fig. 10.
Fig. 19 is a schematic view showing a liquid-fetching member for a closed body fluid retention device according to an embodiment of the present invention-11.
In the figure:
1 collecting side wall, 2 bottom plate, 2a upper surface, 2b lower surface,
21 through holes, 210 through hole outer edges, 22 through holes, 220 through hole outer edges, 23 through holes, 230 through hole outer edges, 24 through holes, 240 through hole outer edges, 25 vent through holes, 250 through hole outer edges,
3 exhaust channel, 30 exhaust port, 31 air outlet, 32 exhaust channel side wall, 33 bottom end face, 34 inner side wall, 35 outer side wall, 36 ring groove A, 37 ring groove B,
4 liquid guide channel, 40 liquid inlet, 41 liquid outlet, 41a liquid outlet, 42 liquid guide channel side wall, 43 lowest position, 45 bottom sealing plate, 46 through hole A, 47 groove,
5 connecting side wall, 50 connecting side wall inner side wall, 51 lowest position, 52 bracing plate, 53 separating body,
6 reinforcing ribs, 7 shielding side walls, 8 test tubes, 80 opening parts, 81 test tube plugs, 82 movable ends, 83 fixed ends, 84 channels, 9 handles and A superposition parts.
Detailed Description
The invention will be further described with reference to the following drawings, which are only preferred embodiments and are not intended to limit the scope of the invention, but rather the intention is to cover all modifications and equivalent arrangements included within the scope of the claims.
Example 1:
the present invention is further described with reference to fig. 1 and 2 below:
a sealed body fluid retention device comprises a fluid taking part and a test tube. The liquid taking part comprises a collecting side wall 1, a bottom plate 2 and a channel.
The collecting side wall 1 is used for gathering liquid, the bottom plate 2 is located at the bottom of the collecting side wall 1, and the collecting side wall 1 and the bottom plate 2 jointly form a collecting container. The collected liquid is transmitted to the test tube through the liquid guide channel.
The connecting side wall 5 is formed by extending downward from the lower surface 2b of the bottom plate 2, and the connecting side wall 5 is ring-shaped. The connecting side wall 5 is used for connecting and matching with the test tube opening part 81.
The channels include a vent channel 3 and a drain channel that pass through the base plate 2. The liquid guide channel comprises a liquid guide channel A, a liquid guide channel B, a liquid guide channel C and a liquid guide channel D.
The exhaust duct 3 is surrounded by an annular exhaust duct side wall 32, and the exhaust duct 3 penetrates the bottom plate 2 to form an exhaust through hole 25 in the bottom plate 2. The exhaust duct side wall 32 and the exhaust through hole 25 of the exhaust duct 3 located below the lower surface 2b of the bottom plate 2 are both located inside the connecting side wall 5, the through hole inner edge 250 does not intersect with the connecting side wall inner side wall 50, and the exhaust duct side wall 32 located below the lower surface 2b of the bottom plate 2 does not overlap with the connecting side wall 5. 4 reinforcing ribs 6 are arranged between the exhaust channel side wall 32 and the connecting side wall 5.
The liquid guide channel A penetrates through the bottom plate 2 to form a through hole 21 on the bottom plate 2; the drainage channel A is composed of a collection side wall 1 and a through hole 21. The liquid guiding channel A is arranged on the lower surface 2b of the bottom plate 2, the through hole 21 is positioned on the inner side of the inner side wall 50 of the connecting side wall, the inner edge 210 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guiding channel A does not overlap with the connecting side wall 5.
The liquid guide channel B penetrates through the bottom plate 2 to form a through hole 22 on the bottom plate 2; the drainage channel B is composed of a collection side wall 1 and a through hole 22. The through hole 22 of the liquid guiding channel B on the lower surface 2b of the bottom plate 2 is positioned at the inner side of the inner side wall 50 of the connecting side wall, the inner edge 220 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guiding channel B does not overlap with the connecting side wall 5.
The liquid guide channel C penetrates through the bottom plate 2 to form a through hole 23 on the bottom plate 2; the drainage channel C is composed of a collection side wall 1 and a through hole 23. The liquid guiding channel C is arranged on the lower surface 2b of the bottom plate 2, the through hole 23 is positioned on the inner side of the inner side wall 50 of the connecting side wall, the inner edge 230 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guiding channel C does not overlap with the connecting side wall 5.
The liquid guide channel penetrates through the bottom plate 2 to form a through hole 24 on the bottom plate 2; the drainage channel D is composed of the collecting side wall 1 and a through hole 24. The liquid guide channel D is arranged on the lower surface 2b of the bottom plate 2, the through hole 24 is positioned on the inner side of the inner side wall 50 of the connecting side wall, the inner edge 240 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guide channel D does not overlap with the connecting side wall 5.
The vent 30 is lower than the exit opening 41 of the through hole 21 of the fluid conducting channel, the vent 30 is lower than the exit opening 41a of the through hole 22 of the fluid conducting channel, the vent 30 is lower than the exit opening (not shown) of the through hole 23 of the fluid conducting channel, and the vent 30 is lower than the exit opening (not shown) of the through hole 24 of the fluid conducting channel. Vent-through-hole 25 has a vent-port 30 lower than the exit-port 41 of the through-hole 21 of the catheter, a vent-port 30 lower than the exit-port 41a of the through-hole 22 of the catheter, a vent-port 30 lower than the exit-port (not shown) of the through-hole 23 of the catheter, and a vent-port 30 lower than the exit-port (not shown) of the through-hole 24 of the catheter.
As can be seen from fig. 9 and 11, the connecting side wall 5 of the liquid-dispensing member is fitted into the opening 80 of the test tube 8.
As can be seen from fig. 10 and 12, the connecting side wall 5 of the liquid-extracting member is engaged with the test tube module opening 80. The test tube stopper 81 is placed in the opening of the test tube 8, and the test tube stopper 81 is provided with a passage 84, and a movable end 82 and a fixed end 83. Connecting side wall 5 cooperates with passageway 84 simultaneously with loose end 82 and stiff end 83, connects lateral wall 5 and supports downwards and press loose end 82, makes loose end 82 open and form the passageway, the collection container that makes and test tube lumen intercommunication.
Example 2:
the present invention is further described with reference to fig. 3 and 4 below:
a liquid taking part for a closed body fluid retention device is provided with a collecting side wall 1, a bottom plate 2, a channel and a connecting side wall 5.
The collecting side wall 1 is used for gathering liquid, the bottom plate 2 is located at the bottom of the collecting side wall 1, and the collecting side wall 1 and the bottom plate 2 jointly form a collecting container. The collected liquid is transmitted to the test tube through the liquid guide channel.
The connecting side wall 5 is formed by extending downward from the lower surface 2b of the bottom plate 2, and the connecting side wall 5 is ring-shaped. Connecting side wall 5 is used for connecting the cooperation with test tube opening or test tube subassembly opening.
The channels include a vent channel 3 and a drain channel that pass through the base plate 2. The liquid guide channel comprises a liquid guide channel A, a liquid guide channel B, a liquid guide channel C and a liquid guide channel D.
The exhaust duct 3 is surrounded by an annular exhaust duct side wall 32, and the exhaust duct 3 penetrates the bottom plate 2 to form an exhaust through hole 25 in the bottom plate 2. The exhaust duct side wall 32 located below the lower surface 2b of the bottom plate 2 is located inside the connecting side wall 5, the exhaust duct side wall 32 located below the lower surface 2b of the bottom plate 2 intersects with the connecting side wall 5, and the through hole inner edge 250 intersects with the connecting side wall inner side wall 50 to form an overlapping portion a of the exhaust duct side wall 32 located below the lower surface 2b of the bottom plate 2 and the connecting side wall 5.
The liquid guide channel A penetrates through the bottom plate 2 to form a through hole 21 on the bottom plate 2; the drainage channel A is composed of the collection side wall 1, the through hole 21 and the drainage channel side wall 42. The liquid guiding channel A is positioned at the inner side of the connecting side wall 5 at the liquid guiding channel side wall 42 below the lower surface 2b of the bottom plate 2, the inner edge 210 of the through hole does not intersect with the connecting side wall inner side wall 50, and the liquid guiding channel A does not overlap with the connecting side wall 5.
The liquid guide channel B penetrates through the bottom plate 2 to form a through hole 22 on the bottom plate 2; the drainage channel B is composed of a collection side wall 1 and a through hole 22. The through hole 22 of the liquid guiding channel B on the lower surface 2b of the bottom plate 2 is positioned at the inner side of the connecting side wall 5, the inner edge 220 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guiding channel B does not overlap with the connecting side wall 5.
The liquid guide channel C penetrates through the bottom plate 2 to form a through hole 23 on the bottom plate 2; the drainage channel C is composed of a collection side wall 1 and a through hole 23. The liquid guiding channel C is arranged on the lower surface 2b of the bottom plate 2, the through hole 23 is positioned on the inner side of the connecting side wall 5, the inner edge 230 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guiding channel C does not overlap with the connecting side wall 5.
The liquid guide passage is formed to penetrate the bottom plate 2 to form a through hole 24 in the bottom plate 2. The drainage channel D is composed of the collecting side wall 1 and a through hole 24. The liquid guide channel D is arranged on the lower surface 2b of the bottom plate 2, the through hole 24 is positioned on the inner side of the connecting side wall 5, the inner edge 240 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guide channel D does not overlap with the connecting side wall 5.
The exhaust port 30 is lower than the liquid outlet 41 of the through hole 21 of the first liquid guiding channel, the exhaust port 30 is lower than the liquid outlet 41a of the through hole 22 of the second liquid guiding channel, the exhaust port 30 is lower than the liquid outlet (not shown) of the through hole 23 of the third liquid guiding channel, and the exhaust port 30 is lower than the liquid outlet (not shown) of the through hole 24 of the third liquid guiding channel. The exhaust port 30 is located below the lowermost portion 43 of the channel side wall 42 and below the lowermost portion 51 of the connecting side wall 5. The lowermost portion 51 of connecting side wall 5 is located below the lowermost portion 43 of channel side wall 42.
Example 3:
the present invention is further described with reference to fig. 5 and 6 below:
a liquid taking part for a closed body fluid retention device is provided with a collecting side wall 1, a bottom plate 2, a channel and a connecting side wall 5.
The collecting side wall 1 is used for gathering liquid, the bottom plate 2 is located at the bottom of the collecting side wall 1, and the collecting side wall 1 and the bottom plate 2 jointly form a collecting container. The collected liquid is transmitted to the test tube through the liquid guide channel.
The connecting side wall 5 is formed by extending downward from the lower surface 2b of the bottom plate 2, and the connecting side wall 5 is ring-shaped. Connecting side wall 5 is used for connecting the cooperation with test tube opening or test tube subassembly opening.
The channels include a vent channel 3 and a drain channel that pass through the base plate 2. The liquid guide channel comprises a liquid guide channel A, a liquid guide channel B, a liquid guide channel C and a liquid guide channel D.
The exhaust duct 3 is surrounded by an annular exhaust duct side wall 32, and the exhaust duct 3 penetrates the bottom plate 2 to form an exhaust through hole 25 in the bottom plate 2. The exhaust duct sidewall 32 and the exhaust through hole 25 located below the lower surface 2b of the bottom plate 2 are located inside the connecting sidewall inner sidewall 50, the exhaust duct sidewall 32 does not intersect with the connecting sidewall 5, and the through hole inner edge 250 does not intersect with the connecting sidewall 5. The exhaust passage side wall 32 does not overlap the connecting side wall 5.
The liquid guide channel A penetrates through the bottom plate 2 to form a through hole 21 on the bottom plate 2; the drainage channel A is composed of the collection side wall 1, the through hole 21 and the drainage channel side wall 42. The liquid guiding channel side wall 42 and the through hole 21 of the liquid guiding channel A below the lower surface 2b of the bottom plate 2 are both positioned at the inner side of the connecting side wall 5, the inner edge 210 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guiding channel side wall 42 and the connecting side wall 5 do not have an overlapped part.
The liquid guide channel B penetrates through the bottom plate 2 to form a through hole 22 on the bottom plate 2; the drainage channel B is composed of a collection side wall 1 and a through hole 22. The through hole 22 of the liquid guiding channel B on the lower surface 2b of the bottom plate 2 is positioned at the inner side of the connecting side wall 5, the inner edge 220 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guiding channel B does not overlap with the connecting side wall 5.
The liquid guide channel C penetrates through the bottom plate 2 to form a through hole 23 on the bottom plate 2; the drainage channel C is composed of a collection side wall 1 and a through hole 23. The liquid guiding channel C is arranged on the lower surface 2b of the bottom plate 2, the through hole 23 is positioned on the inner side of the connecting side wall 5, the inner edge 230 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guiding channel C does not overlap with the connecting side wall 5.
The liquid guide passage is formed to penetrate the bottom plate 2 to form a through hole 24 in the bottom plate 2. The drainage channel D is composed of the collecting side wall 1 and a through hole 24. The liquid guide channel D is arranged on the lower surface 2b of the bottom plate 2, the through hole 24 is positioned on the inner side of the connecting side wall 5, the inner edge 240 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guide channel D does not overlap with the connecting side wall 5. Exhaust through hole 25
The exhaust port 30 is lower than the liquid outlet 41 of the through hole 21 of the first liquid guiding channel, the exhaust port 30 is lower than the liquid outlet 41a of the through hole 22 of the second liquid guiding channel, the exhaust port 30 is lower than the liquid outlet (not shown) of the through hole 23 of the third liquid guiding channel, and the exhaust port 30 is lower than the liquid outlet (not shown) of the through hole 24 of the third liquid guiding channel. The exhaust port 30 is located below the lowermost portion 43 of the channel side wall 42 and below the lowermost portion 51 of the connecting side wall 5. The lowermost portion 51 of connecting side wall 5 is located below the lowermost portion 43 of channel side wall 42.
Example 4:
the present invention is further described with reference to fig. 7 and 8 below:
a liquid taking part for a closed body fluid retention device is provided with a collecting side wall 1, a bottom plate 2, a channel and a connecting side wall 5.
The collecting side wall 1 is used for gathering liquid, the bottom plate 2 is located at the bottom of the collecting side wall 1, and the collecting side wall 1 and the bottom plate 2 jointly form a collecting container. The collected liquid is transmitted to the test tube through the liquid guide channel.
The connecting side wall 5 is formed by extending downward from the lower surface 2b of the bottom plate 2, and the connecting side wall 5 is ring-shaped. Connecting side wall 5 is used for connecting the cooperation with test tube opening or test tube subassembly opening.
The channels include a vent channel 3 and a drain channel that pass through the base plate 2. The liquid guide channel comprises a liquid guide channel A, a liquid guide channel B, a liquid guide channel C and a liquid guide channel D.
The exhaust duct 3 is surrounded by an annular exhaust duct side wall 32, and the exhaust duct 3 penetrates the bottom plate 2 to form an exhaust through hole 25 in the bottom plate 2. The exhaust duct sidewall 32 and the exhaust through hole 25 located below the lower surface 2b of the bottom plate 2 are located inside the connecting sidewall inner sidewall 50, and the through hole inner edge 250 does not intersect with the connecting sidewall 5. The exhaust passage side wall 32 does not overlap the connecting side wall 5.
The liquid guide channel A penetrates through the bottom plate 2 to form a through hole 21 on the bottom plate 2; the drainage channel A is composed of the collection side wall 1, the through hole 21 and the drainage channel side wall 42. The liquid guiding channel side wall 42 and the through hole 21 of the liquid guiding channel A below the lower surface 2b of the bottom plate 2 are both positioned at the inner side of the connecting side wall 5, the inner edge 210 of the through hole is intersected with the inner side wall 50 of the connecting side wall, and the liquid guiding channel side wall 42 and the connecting side wall 5 have an overlapping part A.
The liquid guide channel B penetrates through the bottom plate 2 to form a through hole 22 on the bottom plate 2; the drainage channel B is composed of a collection side wall 1 and a through hole 22. The through hole 22 of the liquid guiding channel B on the lower surface 2b of the bottom plate 2 is positioned at the inner side of the connecting side wall 5, the inner edge 220 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guiding channel B does not overlap with the connecting side wall 5.
The liquid guide channel C penetrates through the bottom plate 2 to form a through hole 23 on the bottom plate 2; the drainage channel C is composed of a collection side wall 1 and a through hole 23. The liquid guiding channel C is arranged on the lower surface 2b of the bottom plate 2, the through hole 23 is positioned on the inner side of the connecting side wall 5, the inner edge 230 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guiding channel C does not overlap with the connecting side wall 5.
The liquid guide passage is formed to penetrate the bottom plate 2 to form a through hole 24 in the bottom plate 2. The drainage channel D is composed of the collecting side wall 1 and a through hole 24. The liquid guide channel D is arranged on the lower surface 2b of the bottom plate 2, the through hole 24 is positioned on the inner side of the connecting side wall 5, the inner edge 240 of the through hole does not intersect with the inner side wall 50 of the connecting side wall, and the liquid guide channel D does not overlap with the connecting side wall 5.
The exhaust port 30 is lower than the liquid outlet 41 of the through hole 21 of the first liquid guiding channel, the exhaust port 30 is lower than the liquid outlet 41a of the through hole 22 of the second liquid guiding channel, the exhaust port 30 is lower than the liquid outlet (not shown) of the through hole 23 of the third liquid guiding channel, and the exhaust port 30 is lower than the liquid outlet (not shown) of the through hole 24 of the third liquid guiding channel. The exhaust port 30 is located below the lowermost portion 43 of the channel side wall 42 and below the lowermost portion 51 of the connecting side wall 5. The lowermost portion 51 of connecting side wall 5 is located below the lowermost portion 43 of channel side wall 42 and below outlet port 41.
Example 5:
the present invention will be further described with reference to fig. 13 to 15 and 17:
a liquid taking part for a closed body fluid retention device comprises a side wall, a bottom plate 2 and a channel.
The channels include a vent channel 3 and a drain channel 4.
The side walls include a collecting side wall 1, an exhaust passage side wall 32, a connecting side wall 5 and a shielding side wall 7. The collecting side wall 1 is positioned above the bottom plate 2, and the collecting side wall 1 is used for gathering liquid. Get liquid spare and test tube subassembly cooperation after when gathering the urine, shelter from lateral wall 7 and be used for avoiding the surface of urine pollution test tube. The exhaust channel side walls 32 enclose the exhaust channel 3. The liquid guide channel 4 is a channel for conveying urine of a detector to a test tube, and is provided with a liquid inlet 40 and a liquid outlet 41; the liquid outlet 41 is located below the liquid inlet 40. The liquid guide channel 4 penetrates the base plate 2 and forms a through hole 21 in the base plate 2. The bottom plate 2 is bent downwards along the outer edge of the through hole 21 and extends to form a connecting side wall 5; the exhaust passage side wall 32 passes through the through hole 46. The exhaust passage side wall 32 and the through-hole are both located inside the connecting side wall 5. The exhaust passage side wall 32 passes through a passage surrounded by the connecting side wall 5 and does not intersect with the connecting side wall 5.
The exhaust duct side wall 32 does not overlap the connecting side wall 5 below the lower surface 2b of the bottom plate 2. A bottom sealing plate 45 is provided at the bottom end of the connecting side wall 5, and a through hole a 46 is provided in the bottom sealing plate 45.
A sheet-shaped reinforcing rib 6 is provided between the exhaust passage side wall 32 and the connecting side wall 5. The liquid guide channel 4 is located at the lower part of the bottom plate 2, and a groove 47 with an upward opening is formed among the exhaust channel side wall 32, the connecting side wall 5, the bottom sealing plate 45 and the reinforcing rib 6.
A partition 53 is provided between the exhaust port 30 and the liquid outlet 41, and the partition 53 is used for preventing the exhaust port 30 from being blocked by the liquid flowing out from the through hole A46. The partition 53 is in the form of a tile formed by extending downward from the bottom end face 33 of the exhaust passage side wall 32. The exhaust port 30 is located below the through hole 21 and below the liquid outlet 41.
Example 6:
the present invention will be further explained with reference to fig. 13, fig. 15, fig. 16, and fig. 19:
a liquid taking part for a closed body fluid retention device comprises a side wall, a bottom plate 2 and a channel.
The channels include a vent channel 3 and a drain channel 4. The side walls include the collecting side wall 1, the exhaust passage side wall 32, the connecting side wall 5, the shielding side wall 7, and the like. The collecting side wall 1 is positioned above the bottom plate 2, and the collecting side wall 1 is used for gathering liquid. Get liquid spare and test tube subassembly cooperation after when gathering the urine, shelter from lateral wall 7 and be used for avoiding the surface of urine pollution test tube.
The liquid guiding channel 4 is a channel for transferring urine of a subject to the test tube, and the liquid guiding channel 4 penetrates the bottom plate 2 and forms a through hole 21 on the bottom plate 2. The bottom plate 2 is bent downwards along the outer edge of the through hole 21 and extends to form a connecting side wall 5; a bottom sealing plate 45 is provided at the bottom end of the connecting side wall 5, and a through hole a 46 is provided in the bottom sealing plate 45. The drainage channel 4 is formed by the collecting side wall 1, the through hole 21, the connecting side wall 5, the bottom sealing plate 45 and the through hole nail 46. The liquid guide channel is provided with a liquid inlet 40 and a liquid outlet 41; the liquid outlet 41 is located below the liquid inlet 40.
The exhaust passage side wall 32 and the penetration hole A46 are both located inside the connecting side wall 5. The exhaust duct side wall 32 does not overlap the connecting side wall 5 below the lower surface 2b of the bottom plate 2. The exhaust passage side wall 32 passes through a passage surrounded by the connecting side wall 5 and does not intersect with the connecting side wall 5.
Reinforcing ribs 6 are provided between the exhaust passage side walls 32 and the connecting side walls 5. The liquid guide channel 4 is located at the lower part of the bottom plate 2, and a groove 47 with an upward opening is formed among the exhaust channel side wall 32, the connecting side wall 5, the bottom sealing plate 45 and the reinforcing rib 6.
The exhaust channel side walls 32 enclose the exhaust channel 3. The exhaust passage side wall 32 passes through the penetration hole A46. The exhaust channel 3 is provided with an exhaust port 30 and an air outlet 31, is positioned between the inner side wall 34 of the exhaust channel side wall 32 and the outer side wall 35 of the exhaust channel side wall 32, and is provided with a ring groove B37 upwards from the bottom end face 33 of the exhaust channel side wall 32. The exhaust port 30 is located below the through hole 21 and below the liquid outlet 41.
Be located the lower surface below of bottom seal board 45 and the exhaust passage lateral wall 32 outside is equipped with fagging 52, and when fagging 52 was used for cooperating with the test tube subassembly, strutted the shutoff membrane of test tube stopper. The gusset plate 52 is a transverse U-like shape.
As can be seen from fig. 18, in the above solution, the exhaust channel 3 is provided with the exhaust port 30 and the air outlet 31, and the annular groove 36 is opened upward from the bottom end face 33 of the exhaust channel side wall 32 and outward from the inner side wall 34 of the exhaust channel side wall 32.
Comparative example 1
The test method comprises the following steps: prior art with the utility model discloses respectively adopt 100 sets of equipment to gather liquid, the ware is kept somewhere to airtight body fluid after getting liquid spare and test tube subassembly cooperation to equipment. After liquid collects in the test tube subassembly, pour and get unnecessary liquid in the liquid spare, when getting in the liquid spare after liquid pours and get the liquid spare and extract from the test tube subassembly when examining whether there is liquid to flow out from getting drain perforating hole and exhaust passage in the liquid spare lower part. A tray is arranged below the liquid taking part and the test tube assembly to catch liquid flowing out when the liquid taking part is separated from the test tube assembly, and the volume of the liquid flowing out is measured by a 0.5ml suction pipe and a 5ml measuring cup.
The adopted equipment is as follows:
and (3) detection results:
and (4) conclusion: adopt the utility model discloses a get liquid spare and do not have liquid unrestrained when extracting from test tube assembly, prior art has 40% to get liquid spare lower part and extracts the liquid unrestrained condition emergence occasionally from test tube assembly.
Comparative example 2
The test method comprises the following steps: prior art with the utility model discloses respectively adopt 100 sets of equipment to gather liquid, the ware is kept somewhere to airtight body fluid after getting liquid spare and test tube subassembly cooperation to equipment. After liquid collects in the test tube subassembly, pour and get unnecessary liquid in the liquid spare, when getting in the liquid spare after liquid pours and get the liquid spare and extract from the test tube subassembly when examining whether there is liquid to flow out from getting drain perforating hole and exhaust passage in the liquid spare lower part. A tray is arranged below the liquid taking part and the test tube assembly to catch liquid flowing out when the liquid taking part is separated from the test tube assembly, and the volume of the liquid flowing out is measured by a 0.5ml suction pipe and a 5ml measuring cup.
The adopted equipment is as follows:
and (3) detection results:
and (4) conclusion: the utility model discloses a get liquid when being equipped with a plurality of drain passageways and perforating hole below and having annular lateral wall, get liquid lower part and do not have the liquid outflow when extracting from the test tube subassembly, the unrestrained condition of liquid takes place when having 37% to get liquid lower part and extracting from the test tube subassembly of prior art.
Comparative example 3
The test method comprises the following steps: prior art with the utility model discloses respectively adopt 50 sets of equipment to gather liquid, the ware is kept somewhere to airtight body fluid after getting liquid spare and test tube subassembly cooperation to equipment. And respectively collecting liquid by using a closed body fluid retention device, wherein the volume of the test tube is 8ml, the flow rate of the collected liquid is 4ml per second, and when the liquid in the test tube is collected to 8ml, a second counter is used for measuring the required time and then calculating the average value.
The adopted equipment is as follows:
and (3) detection results:
and (4) conclusion: under the prerequisite that single drain hole cross-section minimum department is the same during liquid extraction, the utility model discloses required time is less than 50% of prior art, has saved the time by a wide margin and has made things convenient for the patient.
Comparative example 4
The test method comprises the following steps: the utility model has the same processing surface area, appearance and weight, the same number of cavities (one mold is 4) and the same cooling mode, material and model of the processing equipment used in the prior art (the product technical model: LZQ-01, the manufacturer: Kai shun medical equipment manufacturing Limited company in Wuxi city). Under this prerequisite, adopt the utility model discloses with prior art produce 20000 respectively and get liquid spare, and measure respectively: and calculating the required total time, the production time required by a single liquid taking piece and the yield of the product.
| The invention gets the liquid one | Prior art liquid taking part (product type: LZQ-01) |
| Time spent in production of single liquid-taking piece: 5.2 seconds | Time spent in production of single liquid-taking piece: 9.7 seconds |
| The product percent of pass: 99 percent | The product percent of pass: 97 percent |
And (4) conclusion: the time spent in the production of the single liquid taking piece is 54 percent of the time spent in the prior art, and the qualification rate is higher than that in the prior art. The utility model discloses production efficiency is high and with low costs.
Comparative example 5
The test method comprises the following steps: the utility model has the same processing surface area, appearance and weight, the same number of cavities (one mold is 4) and the same cooling mode, material and model of the processing equipment used in the prior art (the product technical model: LZQ-01, the manufacturer: Kai shun medical equipment manufacturing Limited company in Wuxi city). Under this prerequisite, prior art reaches the utility model discloses produce 100000 respectively and get liquid spare, measure respectively: the number of cores that need to be replaced assesses the durability of the mold. The number of the cores of the 100000 liquid taking parts is changed (corresponding to the liquid guide channel and the air exhaust channel).
| The invention gets the liquid one | Prior art liquid taking part (product type: LZQ-01) |
| Replacing the exhaust channel corresponding to the mold core: 1 root of Chinese thorowax | Replacing the exhaust channel corresponding to the mold core: 3 root of Chinese thorowax |
| Replacement of drainage channelCorresponding to the transverse core: 0 root of | Replacement of drainage channelCorresponding to a mold core: 5 root of Chinese goldthread |
And (4) conclusion: the utility model discloses the quantity that the mould corresponds the mold core of exhaust, drain passageway and changes only 12.5% of the quantity is changed to the mold core that prior art mould corresponds exhaust, drain passageway, has improved mould life by a wide margin.
Claims (17)
1. A closed body fluid retention device comprises a fluid taking part and a test tube; the liquid taking part comprises a side wall, a bottom plate and a channel; the passageway includes exhaust passage and drain passageway, its characterized in that: the connecting side wall is formed by extending the lower surface of the bottom plate downwards; the connecting side wall is used for connecting and matching with the opening part of the test tube; the side wall of the exhaust channel is enclosed to form the exhaust channel; the liquid guide channel penetrates through the bottom plate and forms a through hole on the bottom plate; the exhaust passage side wall and the through hole are both located on the inner side of the connecting side wall, at least one of the through hole or the exhaust passage side wall and the connecting side wall are not intersected, a longitudinal reinforcing rib is arranged between the connecting side wall and the exhaust passage side wall, and the connecting side wall of the liquid taking part is matched with the opening part of the test tube.
2. The closed body fluid retention device according to claim 1, wherein said through-hole does not intersect the inner sidewall of the connecting sidewall and does not intersect the sidewall of said venting channel.
3. The closed body fluid retention device according to claim 1, wherein said through-hole does not intersect with the inner sidewall of the connecting sidewall, and said through-hole intersects with the sidewall of said venting channel.
4. The closed body fluid retention device according to claim 1, wherein when there are two or more through holes, the outer edge of at least one through hole does not intersect with the inner sidewall of the connecting sidewall, and the sidewalls of said air discharge passage do not intersect.
5. The closed body fluid retention device according to claim 1, wherein when the number of the through holes is two or more, the outer edge of at least one through hole does not intersect with the inner sidewall of the connection sidewall, and the through hole intersects with the exhaust channel sidewall.
6. The closed body fluid retention device according to claim 1, wherein said through hole intersects with an inner sidewall of a connecting sidewall, and said side wall of said air discharge passage does not intersect with an outer edge of said through hole.
7. The closed body fluid retention device according to claim 6, wherein there is only one through hole and the side wall of the venting channel passes through the through hole.
8. The closed body fluid retention device according to claim 7, wherein a bottom sealing plate is provided between the bottom of the connecting side wall and the side wall of the exhaust passage, and the bottom sealing plate is provided with a through hole A.
9. The encapsulated body fluid retention device of claim 7, wherein longitudinal ribs are provided between said connecting sidewall and said exhaust channel sidewall.
10. The closed body fluid retention device according to claim 9, wherein a bottom sealing plate is provided between the bottom of the connecting sidewall and the exhaust channel sidewall, the bottom sealing plate is provided with a through hole a, and the bottom sealing plate, the exhaust channel sidewall and the connecting sidewall and the reinforcing rib together form a groove with an upward opening.
11. The closed body fluid retention device according to claim 10, wherein said exhaust channel is provided with an air outlet and an air outlet, and the lowest part of said exhaust channel is an air outlet; the drain passageway is equipped with inlet and liquid outlet, the liquid outlet that is the liquid outlet below the drain passageway, the gas vent is less than the liquid outlet, the liquid outlet does perforating hole A, do the gas vent with be equipped with the partition body between the liquid outlet, the partition body is used for preventing the liquid jam that the liquid outlet flows the gas vent.
12. The encapsulated body fluid retention device according to any of claims 1 to 5, wherein said drainage channel is provided with a side wall of said drainage channel below the lower surface of said base.
13. The closed body fluid retention device according to any one of claims 1 to 11, wherein said exhaust passage is provided with an air outlet and an air outlet, and the lowest part of said exhaust passage is the air outlet; the drain passageway is equipped with inlet and liquid outlet, the drain passageway below is the liquid outlet, the gas vent is less than the liquid outlet, certainly the bottom face of exhaust passage lateral wall is upwards and certainly annular first has outwards been seted up to the inside wall of exhaust passage lateral wall.
14. The closed body fluid retention device according to any one of claims 1 to 11, wherein said exhaust passage is provided with an air outlet and an air outlet, and the lowest part of said exhaust passage is the air outlet; the drain passageway is equipped with inlet and liquid outlet, the drain passageway below is the liquid outlet, the gas vent is less than the liquid outlet, be located the inside wall of exhaust passage lateral wall with between the lateral wall of exhaust passage lateral wall, certainly annular second has upwards been seted up to the bottom face of exhaust passage lateral wall.
15. The closed body fluid retention device according to any one of claims 1 to 11, wherein a support plate is provided below the lower surface of the bottom plate and outside the flow guide sidewall or outside the exhaust channel sidewall, and the support plate is configured to support the blocking membrane of the test tube plug when the test tube assembly is engaged.
16. The closed body fluid retention device according to any one of claims 1 to 11, further comprising a test tube plug, wherein the test tube plug is arranged at the opening part of the test tube, the test tube plug is provided with a channel for communicating the fluid taking piece with the test tube official cavity, and the connecting side wall of the fluid taking piece is connected and matched with the test tube plug.
17. The closed body fluid retention device according to any one of claims 1 to 11, further comprising a connector disposed at the opening of the test tube, wherein the connector is provided with a channel for communicating the fluid-taking member with the lumen of the test tube, and the outer side wall of the connecting side wall of the fluid-taking member is in connection fit with the inner side wall of the channel of the connector.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
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| CN201820780665 | 2018-05-23 | ||
| CN2018207806652 | 2018-05-23 | ||
| CN201810500620 | 2018-05-23 | ||
| CN201820780688 | 2018-05-23 | ||
| CN2018207806883 | 2018-05-23 | ||
| CN201810500620X | 2018-05-23 |
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| CN201821153470.1U Active CN209899440U (en) | 2018-05-23 | 2018-07-20 | Closed body fluid retention device |
| CN201810802441.1A Pending CN110522475A (en) | 2018-05-23 | 2018-07-20 | A kind of closed body fluid indwelling device is with taking liquid part and closed body fluid indwelling device |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810802441.1A Pending CN110522475A (en) | 2018-05-23 | 2018-07-20 | A kind of closed body fluid indwelling device is with taking liquid part and closed body fluid indwelling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203922705U (en) * | 2014-03-14 | 2014-11-05 | 无锡市凯顺医疗器械制造有限公司 | A kind of liquid-discharging means of bottle |
| CN106053148B (en) * | 2015-04-02 | 2018-04-06 | 无锡市凯顺医疗器械制造有限公司 | A kind of closed body fluid indwelling device of portable disposable |
| CN106669869B (en) * | 2015-11-09 | 2020-01-07 | 无锡市凯顺医疗器械制造有限公司 | Liquid taking part for closed body fluid indwelling device |
| CN106914285A (en) * | 2015-12-26 | 2017-07-04 | 无锡市凯顺医疗器械制造有限公司 | A kind of closed body fluid indwelling device is with taking liquid part |
| CN206935393U (en) * | 2016-06-24 | 2018-01-30 | 无锡市凯顺医疗器械制造有限公司 | A kind of closed body fluid indwelling device is with taking liquid part |
| CN206601271U (en) * | 2017-04-10 | 2017-10-31 | 无锡华纳医疗科技有限公司 | Urine collector |
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- 2018-07-20 CN CN201821153470.1U patent/CN209899440U/en active Active
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