Patent ID: 8029493

Claim:
A method of aspirating a space within the body of a patient, comprising: mounting a subdural evacuating port device into the body of the patient, the subdural evacuating port device having an evacuating lumen in fluid communication with the space in the body; then mounting a port aspiration device on the subdural evacuating port device, including creating fluid communication between an aspiration channel of the port aspiration device and the evacuating lumen of the subdural evacuating port device, the port aspiration device comprising a mounting portion defining a first portion of the aspiration channel, and an aspiration portion defining a second portion of the aspiration channel, wherein the subdural evacuating port device extends into and releasably engages within a socket of the mounting portion; inserting an instrument through a closing structure in the aspiration channel of the port aspiration device so that the instrument is capable of entering the evacuating lumen of the subdural evacuating port device; and aspirating the space with the instrument.