Analyzer, sample transportation method, and computer program product

1. An analyzer comprising:

a first measurement unit for measuring samples;

a second measurement unit for measuring samples;

a transportation device for transporting rack holding sample containers each of which contains a sample between the first measurement unit and the second measurement unit by transporting the rack in a first direction from the first measurement unit to the second measurement unit and in a second direction which is an opposite direction of the first direction;

a prior sample measurement instructor configured to provide measurement instructions for a measurement of one or more predetermined samples by the first measurement unit or by the second measurement unit; and

a transportation controller programmed to perform operations comprising:

controlling the transportation device to transport a rack holding a plurality of sample containers in the first and second directions so as to distribute the plurality of sample containers among the first measurement unit and the second measurement unit the prior sample measurement instructor instructs the measurement of the predetermined samples; and

controlling the transportation device, in response to an instruction to measure one or more of the predetermined samples by the second measurement unit, to transport the rack holding the plurality of sample containers so as to locate each of the plurality of sample containers at a predetermined position which is different from a position for providing the second measurement unit with a sample container.

2. The analyzer according to claim 1 , wherein the predetermined position comprises at least one of:

a position for providing the first measurement unit with a sample container for containing a sample;

a sample presence check position where whether or not there is a sample container for containing a sample is checked; and

a reading position where an identifier attached to a sample container for containing a sample is read.

3. The analyzer according to claim 1 , wherein

the prior sample measurement instructor is configured to instruct the first measurement unit to measure the predetermined sample,

the first measurement unit comprises a first sample set section configured to receive the predetermined sample in response to an instruction to measure the predetermined sample by the first measurement unit,

wherein the second measurement unit comprises a second sample set section configured to receive the predetermined sample in response to an instruction to measure the predetermined sample by the second measurement unit.

4. The analyzer according to claim 3 , wherein the first sample set section is configured to protrude out of the first measurement unit, and

wherein the second sample set section is configured to protrude out of the second measurement unit.

5. The analyzer according to claim 1 , wherein the transportation controller is programmed to control the transportation device to transport the rack holding the plurality of sample containers in the first and second directions so as to alternatively distribute the plurality of sample containers among the first measurement unit and the second measurement unit the prior sample measurement instructor instructs the measurement of the predetermined sample.

6. The analyzer according to claim 3 , wherein the prior sample measurement instructor comprises a measurement instruction button provide the measurement instructions for measurement of the predetermined sample provided for each of the first measurement unit and the second measurement unit.

7. The analyzer according to claim 3 , further comprising a display for displaying a measurement instruction button that is configured to provide an instruction for measurement of the predetermined sample in response to activation of the measurement instruction button by a user.

8. The analyzer according to claim 7 , wherein in response to an instruction for measurement of the predetermined sample provided by the measurement instruction button, the transportation controller is programmed to select a measurement unit capable of more promptly measuring the predetermined sample from the first measurement unit and the second measurement unit.

9. The analyzer according to claim 1 , wherein

a first measurement unit for measuring samples on first measurement items,

a second measurement unit for measuring samples on second measurement items, and

at least one of the first measurement items of the first measurement unit and at least one of the second measurement items of the second measurement unit are common.

10. The analyzer according to claim 1 , wherein the first measurement unit and the second measurement unit are each configured to measure blood cells included in samples.

11. An analyzer comprising:

a first measurement unit for measuring samples;

a second measurement unit for measuring samples;

a transportation device for transporting a rack holding sample containers each of which contains a sample between the first measurement unit and, the second measurement unit by transporting the rack in a first direction from the first measuring unit to the second measurement unit and in a second direction from the second measurement unit to the first measuring unit;

a prior sample measurement instructor configured to provide measurement instructions for a measurement of a predetermined sample by the first measurement unit or by the second measurement unit;

a transportation controller configured to perform operations comprising:

controlling the transportation device to transport at least one sample container among the sample containers to the first measurement unit by transporting the rack in the first direction and at least another sample container among the sample containers to the second measurement unit by transporting the rack in the second direction until the prior sample measurement instructor instructs the measurement of the predetermined sample; and

controlling the transportation device, in response to an instruction to measure the predetermined sample by the second measurement unit, to stop a transportation of the rack to the second measurement unit and to transport the rack to the first measurement unit for measuring the samples in the sample containers by the first measurement unit; and

a display for displaying a measurement instruction button, wherein the prior sample measurement instructor comprises an input device through which the measurement instruction button is operated by a user to instruct the measurement of the predetermined sample.

12. The analyzer according to claim 11 , wherein

the first measurement unit comprises a first sample set section configured to protrude out of the first measurement unit for receiving the predetermined sample, and

the second measurement unit comprises a second sample set section configured to protrude out of the second measurement for receiving the predetermined sample.

13. The analyzer according to claim 12 , wherein

the first sample set section protrudes out of the first measurement unit when the prior sample measurement instructor has been instructed to measure the predetermined sample by the first measurement unit, and

the second sample set section protrudes out of the second measurement unit when the prior sample measurement instructor has been instructed to measure the predetermined sample by the second measurement unit.

14. An analyzer comprising:

a first measurement unit for measuring samples;

a second measurement unit for measuring samples;

a transportation device for transporting a rack holding sample containers each of which contains a sample between the first measurement unit and the second measurement unit by transporting the rack in a first direction from the first measuring unit to the second measurement unit and in a second direction from the second measurement unit to the first measuring unit;

a first instructor configured to provide a measurement instruction to the first measurement unit to measure a predetermined sample;

a second instructor configured to provide a measurement instruction to the second measurement unit to measure a predetermined sample; and

a transportation controller configured to perform operations comprising:

controlling the transportation device to transport at least one sample container among the sample containers to the first measurement unit by transporting the rack in the first direction and at least another sample container among the sample containers to the second measurement unit by transporting the rack in the second direction until at least one of the first instructor and the second instructor instruct a measurement of the predetermined sample;

controlling the transportation device, in response to an instruction to measure the predetermined sample by the first measurement unit, to stop a transportation of the rack to the first measurement unit and to transport the rack to the second measurement unit for measuring the samples in the sample containers by the second measurement unit,

controlling the transportation device, in response to an instruction to measure the predetermined sample by the second measurement unit, to stop a transportation of the rack to the second measurement unit and to transport the rack to the first measurement unit for measuring the samples in the sample containers by the first measurement unit.

15. The analyzer according to claim 14 , wherein

the first measurement unit comprises a first sample set section configured to protrude out of the first measurement unit for receiving the predetermined sample, and

the second measurement unit comprises a second sample set section configured to protrude out of the second measurement unit for receiving the predetermined sample.

16. The analyzer according to claim 15 , wherein

the first sample set section protrudes out of the first measurement unit when the first instructor has been instructed to measure the predetermined sample by the first measurement unit, and

the second sample set section protrudes out of the second measurement unit when the second instructor has been instructed to measure the predetermined sample by the second measurement unit.

17. The analyzer according to claim 14 , wherein

the first instructor comprises a first instruction button for instructing a measurement of the predetermined sample provided for the first measurement unit, and

the second instructor comprises a second instruction button for instructing a measurement of the predetermined sample provided for the second measurement unit.