Nurse phone electronic checkout When a nurse checks in for her shift, she scans her ID badge at a reader. A computer then programs a cellphone with that nurse's assigned phone number for the duration of her shift. She can then be reached any time. When her shift is done, the nurse turns in the phone to be reprogrammed for the next shift. Patient bar code bracelet for room phones Upon being admitted, each patient is issued a paper ID bracelet with a bar code. When the patient is moved to a different room (for example, pre-op, recovery, ICU, etc.), a nurse scans the bar code and the Internet phone in the room is reprogrammed with the patient's assigned phone number. MONA REEDER/DMN That way, a single phone number follows patients throughout the hospital, so family and friends can always reach them. Eventually, radio frequency identification (RFID) chips – a wireless tracking technology – will be embedded in the bracelets so that sensors in each room detect when a patient enters...