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US 12,638,466 B2Granted
Automatic analyzer
AssigneeHitachi High-Tech Corporation
InventorsYoshiki Muramatsu, Tetsuji Kawahara
Life of this patent
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Abstract
The automatic analyzer includes a probe exchangeably attached to an arm section of a dispensing mechanism, a tube which is connected to the probe and forms a dispensing channel, a syringe which is connected to the tube and discharges and/or aspirates system water contained in the dispensing channel, and a controller that causes the syringe to aspirate the system water from the dispensing channel such that the system water is removed from the probe before the probe is detached from the arm section.
Claims10
An automatic analyzer comprising:
- a dispensing mechanism comprising an arm section;
- a probe, having a tip end, exchangeably attached to the arm section of the dispensing mechanism;
- a tube which is connected to the probe at a connection portion and forms a dispensing channel;
- a syringe which is connected to the tube and discharges and/or aspirates system water contained in the dispensing channel;
- and
- a controller,
- wherein the controller is configured to cause the syringe to aspirate the system water from the dispensing channel such that the system water is removed from the probe and replaced with air aspirated through the tip end of the probe before a connection at the connection portion between the probe and the tube is liberated, and
- wherein the connection portion through which the system water flows is positioned at a different end from the tip end through which the air is aspirated.
5 more elements
Dependencies are inferred from the claim text.