1.   Each patient is hooked to the monitor and to a pain-rating meter called a perceptometer.

2.   He illustrates the point by hooking patients to pumps and manipulating their penile angles with the turn of a dial.

3.   That may be a clever plot twist for a book, but it can be a real problem for doctors and nurses who regularly hook patients to intravenous lines.

4.   In traditional bypass surgery, the heart is stopped and the patient is hooked to a machine that keeps blood circulating through the body.

5.   Researchers say they see no sign that patients get hooked on the patch.