Patent ID: 11925325
Assignee: OLYMPUS WINTER & IBE GMBH
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A medical system comprising:
a trocar configured to provide an artificial access to a body cavity of a patient, the trocar having an interior channel and a seal disposed in the interior channel;
a medical instrument having a shaft configured to be inserted through the interior channel of the trocar and into the body cavity of the patient for performing a medical function in the body cavity of the patient, the shaft comprising a conductive outer circumferential surface, the seal configured to seal against the outer circumferential surface of the shaft when the shaft is inserted through the interior channel;
the seal being conductive and configured to come into contact with the conductive outer circumferential surface of the shaft when the shaft is inserted into the trocar to close a circuit; and
a controller configured to:
determine whether the medical instrument is inserted into the trocar based on closing of the circuit; and
enable the performing of the medical function by the medical instrument only if the medical instrument is determined to be inserted into the trocar.