Patent ID: 11906464
Assignee: ATONARP INC.
Field: Measurement (Instruments)
Classification: CPC G  F  H | IPC F  G

Claim 0:
1. A lyophilization system comprising:
a chamber that is configured to freeze dry a product;
a vacuum unit that is configured to place the chamber at a negative pressure;
a gas supplying unit that is configured to supply a gas for pressurization purposes to the chamber;
a line that is configured to supply at least a part of exhaust gas from the chamber to a sensor for gas analyzing; and
a system controller that is configured to monitor an amount of moisture in the exhaust gas using the sensor, and to measure an end point of freeze-drying process performed in the chamber by a ratio of the amount of moisture to a flow rate of the gas for pressurization purposes to the chamber.