** Pulse Biosciences Inc's shares PLSE.O rise 15.7% to
$1.77 before the bell
** U.S. FDA clears PLSE's medical device, CellFX System,
already used to treat various skin conditions, to now treat
sebaceous hyperplasia in patients urn:newsml:reuters.com:*:nBw7FjDZya
** Sebaceous hyperplasia is a condition where oil-producing
cells enlarges leading to formation of small bumps under the
skin
** Up to Friday's close, stock had lost ~90% YTD
(Reporting by Khushi Mandowara)
((Khushi.Mandowara@thomsonreuters.com;))