When registering, the robot started to move on its own in different directions.
The clinical representative (cr) shut down the robot and recalibrated the pointer probe to register.
The arm stopped drifting on its own, but was still difficult to work with.
The cr and the surgeon decided to continue on with the surgery since they got a 0.
7 rms and the verification looked good.
When they merged the inter-operative scan, the biopsy needle was about 9mm lateral from the planned trajectory.
A converted surgery had to be done: the surgeon had to use the stealth to complete the procedure.
There was no injury to the patient but a delay > 30 minutes was observed.
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