Patent ID: 8544711

Claim:
A surgical instrument, comprising: a handle portion having a movable handle; an elongated body portion extending distally from the handle portion, the elongated body portion defining a longitudinal axis; a tool assembly adjacent a distal portion of the elongated body portion, the tool assembly having at least one jaw movable to a clamping position to clamp tissue, the tool assembly actuated by movement of the movable handle; a tactile feedback system independent of the movable handle and including an expandable member expandable in response to a change in air pressure, the change in air pressure responsive to a change in a tissue parameter caused by the action of the at least one jaw, the expandable member providing a tactile indicator of the tissue parameter of tissue clamped by the least one jaw; and further comprising one or more of: a strain sensor, a displacement sensor, and a force sensor operably coupled with the expandable member.