The Stryker Thoracic Pedicle Feeler 6002-350-000 is a smart instrument for remote control of || the navigation software and creation of a pathway into the pedicle. The instrument has three || types of buttons to remotely control the software: the UP, DOWN and SELECT buttons. The || Pedicle Feeler is laser marked in 10 mm intervals to help indicate the depth in which the feeler || tip has been inserted into the pedicle. Next to the navigational information, these depth || indicators on the feeler tip are also helpful in determining the appropriate pedicle screw length.