Sample collecting device and sample collecting apparatus

Patent metadata

Field	Value
Publication number	US-12130216-B2
Application number	US-202117512401-A
Country	US
Kind code	B2
Filing date	Oct 27, 2021
Priority date	Apr 29, 2019
Publication date	Oct 29, 2024
Grant date	Oct 29, 2024

Abstract

The present application provides a sample collecting device and a sample collecting apparatus. The sample collecting device includes a housing assembly with a cavity and a filtering unit disposed in the cavity, where the housing assembly is provided with a collecting hole and a suction hole, both of which are communicated with the cavity, the suction hole is communicated with the collecting hole through the filtering unit, the housing assembly is provided with a gateway on its side wall, and at least part of the filtering unit is configured to be moved to an outside of the housing assembly through the gateway. The present application can greatly improve efficiency of sample collection and effectively save the time of medical workers.

First claim

What is claimed is:

1. A sample collecting device, comprising a housing assembly and a filtering unit, wherein the housing assembly has a cavity and is provided with a collecting hole and a suction hole, both the collecting hole and the suction hole are communicated with the cavity, the filtering unit is provided in the cavity, the suction hole is communicated with the collecting hole through the filtering unit, the housing assembly is provided with a gateway on its side wall; and at least part of the filtering unit is configured to be moved to an outside of the housing assembly through the gateway, so that a sample in the filtering unit is taken out.

2. The sample collecting device according to claim 1 , wherein in a horizontal direction of the housing assembly, the filtering unit is movably arranged relative to the housing assembly.

3. The sample collecting device according to claim 1 , wherein the housing assembly comprises a housing and a cover body, the cover body is arranged and covered on an open end of the housing, at least part of the filtering unit is located in the housing or the filtering unit is located between the housing and the cover body.

4. The sample collecting device according to claim 3 , wherein the collecting hole is provided on a top wall or a side wall of the cover body and the suction hole is provided on a bottom wall or a side wall of the housing.

5. The sample collecting device according to claim 3 , wherein the housing has the cavity, the side wall of the housing is provided with the gateway, the gateway is adapted to the filtering unit and communicated with the cavity each other, and the filtering unit is configured to be moved to the gateway relative to the housing assembly.

6. The sample collecting device according to claim 5 , wherein the filtering unit is rotatably disposed relative to the housing, or the filtering unit is slidably disposed relative to the housing.

7. The sample collecting device according to claim 6 , wherein when the filtering unit is rotatably disposed relative to the housing, the sample collecting device comprises at least two filtering units, at least one rotation assembly is provided in the housing, the rotation assembly is rotatably disposed in the cavity relative to the housing and has two oppositely arranged support portions, and the filtering units are arranged on the support portions and detachably connected to the rotation assembly.

8. The sample collecting device according to claim 7 , wherein the rotation assembly comprises a rotation member and the support portions; the support portions are provided on two opposite sides of the rotation member, the rotation member is rotatably disposed relative to the housing, the rotation member, the housing and the cover body form a suction cavity communicated with the collecting hole, the gateway is located outside the suction cavity and one of the support portions of the rotation assembly is located in the suction cavity.

9. The sample collecting device according to claim 8 , wherein the rotation member comprises a rotating portion rotatably connected to a middle of a bottom wall of the housing, and the rotation member is rotatably arranged around the rotating portion relative to the housing; or
wherein the rotation member has a driving portion which protrudes from the cover body, and/or a peripheral edge of the rotation member is hermetically connected with an inner side wall of the housing assembly.

10. The sample collecting device according to claim 7 , wherein a through hole is provided at bottoms of the support portions, and the suction hole is communicated with the collecting hole through the support portions and the filtering unit.

11. The sample collecting device according to claim 6 , wherein when the filtering unit is slidably disposed relative to the housing, a bearing part is provided in the housing, part of the filtering unit is supported in the cavity by the bearing part, and the filtering unit is slidably arranged relative to the gateway.

12. The sample collecting device according to claim 11 , wherein a chute adapted to the side wall of the filtering unit is provided on an inner side wall of the housing.

13. The sample collecting device according to claim 12 , wherein a height of the side wall of the filtering unit is gradually decreased in a direction toward the bearing part.

14. The sample collecting device according to claim 11 , wherein the bearing part is a step structure on an inner side wall of the housing, and an edge of the filtering unit is supported on the step structure.

15. The sample collecting device according to claim 6 , wherein when the filtering unit is slidably disposed relative to the housing, the filtering unit comprises a sealing end, and the filtering unit is hermetically connected with the housing at the gateway by the sealing end.

16. The sample collecting device according to claim 3 , wherein the cover body is connected to the housing, the cover body and the housing form the cavity, the gateway is formed between the housing and the cover body, and the filtering unit is located in and blocks the gateway.

17. The sample collecting device according to claim 16 , wherein a gap is provided between the cover body and the housing, the gap forms the gateway, and the filtering unit is disposed in the gateway and abuts against the cover body and the housing.

18. The sample collecting device according to claim 16 , wherein the filtering unit is rotatably or slidably disposed relative to the housing assembly.

19. The sample collecting device according to claim 18 , wherein the cover body is detachably connected to the housing through a first fastener, and the filtering unit is connected to the first fastener and is rotatable around the first fastener relative to the housing assembly.

20. The sample collecting device according to claim 19 , wherein the sample collecting device comprises at least two filtering units, the at least two filtering units are connected to the first fastener by a connecting part, and/or, the at least two filtering units are symmetrically arranged with respect to the first fastener.

21. The sample collecting device according to claim 18 , wherein the housing assembly further comprises an enclosing member, the enclosing member is located between the housing and the cover body, and the enclosing member forms the cavity along with the housing and the cover body, the enclosing member is provided with the gateway, and the filtering unit is arranged in the cavity and is slidably arranged relative to the gateway;
wherein the filtering unit is located inside the enclosing member, the enclosing member has a first gap adapted to the filtering unit, the first gap forms the gateway, and the filtering unit is configured to slide to the outside of the housing assembly through the first gap.

22. The sample collecting device according to claim 21 , wherein the enclosing member further has a second gap, which is arranged opposite to the first gap.

23. The sample collecting device according to claim 22 , wherein an opening of the second gap is smaller than an opening of the first gap.

24. The sample collecting device according to claim 16 , wherein the filtering unit is hermetically connected to at least one of the housing and the cover body through a sealing member.

25. A sample collecting apparatus, comprising a collecting bottle and the sample collecting device according to claim 1 , wherein t

Assignees

• Micro Tech Nanjing Co Ltd

Inventors

• Haack Scott
• Shuang Jianjun
• Shen Zhenghua
• Qiu Weiqin
• Hu Jie
• Li Changqing
• Feng Minghao

Classifications

• G01N2001/4088

  filtration · CPC title

• B01D2201/204

  Systems for applying vacuum to filters · CPC title

• B01D35/30

  Filter housing constructions · CPC title

• B01D35/12

  Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration · CPC title

• B01D29/96

  in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters (B01D29/09, B01D29/70 take precedence) · CPC title