| 摘要 |
<p>A power supply and control apparatus (102) for use with a probe (200) including a plurality of probe energy transmission devices (210a-210e) and a return device (104) that is positionable in spaced relation to the probe, the apparatus comprising : a power supply (114); a power return line (116); a return device connector (108); an interruptible connection between the power return line and the return line connector; a probe connector (106) operably connected to the power supply; and an interruptible connection (122b, 122d) between the probe connector and the power return line; and a controller (118) associated with the power supply and power return line, the controller being operable in a bipolar mode, in a unipolar mode and a combined bipolar/unipolar mode and configured to switch from the combined bipolar/unipolar mode to the unipolar mode in response to a measurement of a predetermined tissue coagulation variable value.</p> |
