Multi-well container positioning devices and related systems and methods

• US 20050118060A1
• Filed: 08/03/2004
• Published: 06/02/2005
• Est. Priority Date: 08/04/2003
• Status: Abandoned Application

• Current Assignee: IRM LLC
• Original Assignee: IRM LLC
• Inventors: Evans, Douglas
• Application Number:
  US10/911,238
• Publication Number:
  US 20050118060A1
• Time in Patent Office: Days
• US Class Current: 422/63
• CPC Class Codes: B01L 9/523 for multisample carriers, e.g. used for microtitration plates
• CPC Class Codes: G01N 2035/0494 Detecting or compensating piositioning errors
• CPC Class Codes: G01N 35/0099 comprising robots or similar manipulators robots per se B25J
• CPC Class Codes: G01N 35/028 having reaction cells in the form of microtitration plates
• CPC Class Codes: G01N 35/1011 Control of the position or alignment of the transfer device

Abstract

The present invention provides positioning devices the include one or more container stations that each comprise a support surface that is structured to position at least one multi-well container. Container stations are tiered relative to one another and/or rotationally coupled to support structures of the positioning devices. The invention also relates to systems and methods that include the positioning devices described herein.

Claims

1. A positioning device comprising a support structure having two or more container stations that each comprises a support surface that is structured to position at least one multi-well container, wherein:

wells of multi-well containers positioned in two or more of the container stations are accessible substantially simultaneously; and

,

at least two of the container stations are tiered relative to one another.

2. The positioning device of claim 1, wherein at least one of the container stations comprises at least one orifice disposed through the positioning device, such that electromagnetic energy is receivable by and/or from at least a portion of one or more multi-well containers through the orifice when the multi-well containers are positioned in the container station.

3. The positioning device of claim 1, wherein one or more multi-well containers positioned in one tiered container station are accessible at least along a plane that is substantially parallel to top surfaces of the multi-well containers without contacting one or more other multi-well containers positioned in another tiered container station.

4. The positioning device of claim 1, wherein at least one of the container stations comprises a heating element that adjustably regulates temperature in one or more multi-well containers when the multi-well containers are positioned in the container station and the heating element is operably connected to a power source.

5. The positioning device of claim 1, further comprising at least one position sensor coupled to the support structure that is structured to detect the position of one or more multi-well containers when the multi-well containers are positioned in at least one of the container stations and/or to detect the position of at least one component of the positioning device.

6. The positioning device of claim 1, wherein at least one of the container stations is coupled to the support structure by a rotational coupling such that the container station is rotatable on the rotational coupling about at least one rotational axis.

7. The positioning device of claim 6, further comprising at least one rotational adjustment feature coupled to the support structure, which rotational adjustment feature engages the container station to adjustably rotate the container station about the rotational axis.

8. The positioning device of claim 1, wherein at least one of the container stations further comprises one or more openings disposed in the support surface of the container station through which a vacuum is applied to hold one or more multi-well containers in desired positions when the openings are operably connected to a vacuum source and the multi-well containers are positioned in the container station.

9. The positioning device of claim 8, wherein the container station comprises an interior surface and a lip surface, with the interior surface being recessed relative to the lip surface.

11. The positioning device of claim 9, wherein a support matrix approximately as thick as the depth at which the interior surface is recessed is present on the interior surface to prevent distortion of the multi-well containers when the vacuum is applied by the vacuum source.

12. The positioning device of claim 9, further comprising a vacuum-actuated switch that generates a signal that indicates the multi-well containers are properly positioned when the multi-well containers form airtight seals with the container station.

13. The positioning device of claim 12, further comprising at least one controller operably connected to the vacuum-actuated switch, wherein the signal notifies the controller that the multi-well containers are ready for further processing.

14. The positioning device of claim 1, wherein at least a first of the container stations comprises at least one alignment member that is positioned to engage an inner wall of an alignment member receiving area of at least a first multi-well container when the first multi-well container is on the support surface of the first container station.

15. The positioning device of claim 14, wherein the first container station comprises multiple alignment members extending from the support surface of the first container station and wherein at least two of the alignment members are positioned to engage different inner walls of the alignment member receiving area of the first multi-well container when the first multi-well container is positioned in the first container station.

16. The positioning device of claim 14, wherein the first container station comprises multiple alignment members that together form a nest that is structured to receive the first multi-well container when the first multi-well container is positioned in the first container station.

17. The positioning device of claim 16, wherein at least one of the multiplealignment members comprises an angled surface that is configured to direct the first multi-well container into the nest when the first multi-well container is placed into the nest.

18. The positioning device of claim 14, wherein the alignment member comprises a curved surface that is structured to engage the inner wall of the alignment member receiving area of the first multi-well container.

19. The positioning device of claim 18, wherein the alignment member comprises a locating pin that extends from the support surface of the first container station.

20. The positioning device of claim 14, further comprising one or more pushers coupled to the support structure, which pushers are configured to push the first multi-well container into contact with the alignment member when the first multi-well container is positioned in the first container station.

21. The positioning device of claim 20, wherein multiple pushers are coupled to the support structure and wherein at least two of the pushers are configured to push the first multi-well container in different directions.

22. The positioning device of claim 20, further comprising at least one controller operably connected to at least one of the pushers, which controller directs the pusher to push the first multi-well container into contact with the alignment member when the first multi-well container is positioned in the first container station.

25. The positioning device of claim 20, further comprising at least one lever arm pivotally coupled to the support structure by a pivotal coupling, wherein at least a first of the pushers is configured to push the lever arm such that the lever arm pivots to push the first multi-well container into contact with the alignment member when the first multi-well container is positioned in the first container station.

10. (canceled)

23. (canceled)

24. (canceled)

26. (canceled)

27. (canceled)

28. A positioning device comprising a support structure having one or more container stations that each comprises a support surface that is structured to position at least one multi-well container, wherein at least one of the container stations is coupled to the support structure by a rotational coupling such that the container station is rotatable on the rotational coupling about at least one rotational axis.

29-54. -54. (canceled)

55. An automated system, comprising:

at least one positioning device that comprises a support structure having two or more container stations that each comprises a support surface that is structured to position at least one multi-well container, wherein wells of multi-well containers positioned in two or more of the container stations are accessible substantially simultaneously, and at least two of the container stations are tiered relative to one another;

at least one material handling device; and

,

at least one controller operably connected to the material handling device, which controller directs the material handling device to dispense material into and/or remove material from selected wells of one or more multi-well containers when the multi-well containers are positioned in one or more container stations of the positioning device.

56. The automated system of claim 55, further comprising at least one robotic translocation device operably connected to the controller, which controller further directs the robotic translocation device to translocate selected multi-well containers to and/or from selected container stations.

57. The automated system of claim 55, further comprising at least one translational mechanism coupled to the positioning device, which translational mechanism is structured to translate the positioning device along at least one translational axis.

58. The automated system of claim 55, further comprising at least one multi-well container washing device operably connected to the controller, which controller further directs the multi-well container washing device to wash one or more selected wells of at least a first multi-well container when the first multi-well container is positioned in at least a first container station.

59. The automated system of claim 58, wherein the multi-well container washing device comprises a non-invasive multi-well container washing device.

60. The automated system of claim 55, wherein at least a first of the container stations further comprises at least one alignment member.

61. The automated system of claim 60, further comprising at least one pusher coupled to the support structure and operably connected to the controller, which controller further directs the pusher to push at least a first multi-well container into contact with the alignment member when the first multi-well container is positioned in the first container station.

62. The automated system of claim 55, further comprising at least one detector operably connected to the controller, which controller further directs the detector to detect one or more detectable signals produced in one or more selected wells of one or more multi-well containers when the multi-well containers are positioned in one or more container stations of the positioning device.

63. The automated system of claim 55, wherein the material handling device comprises a fluid handling device.

64. The automated system of claim 63, wherein fluid handling device comprises a pin tool and/or a pipettor.

65. The automated system of claim 55, wherein at least one of the container stations comprises one or more openings disposed in the container station and the system further comprises at least one vacuum source operably connected to the openings, which vacuum source applies a vacuum at the openings to hold at least one selected multi-well container in a desired position when the selected multi-well container is in the container station.

66. The automated system of claim 65, wherein the controller is further operably connected to the vacuum source to regulate the vacuum applied by the vacuum source.

67. The automated system of claim 55, wherein at least one of the container stations is coupled to the support structure by a rotational coupling such that the container station is rotatable on the rotational coupling about at least one rotational axis.

68. The automated system of claim 67, further comprising at least one rotational adjustment feature coupled to the support structure, which rotational adjustment feature engages the rotationally coupled container station to adjustably rotate the rotationally coupled container station about the rotational axis.

69. The automated system of claim 68, wherein the controller is further operably connected to the rotational adjustment feature to further direct the rotational adjustment feature to adjustably rotate the rotationally coupled container station.

70-97. -97. (canceled)