Aug 20 (Reuters) - Johnson & Johnson ( JNJ ) said on

Tuesday it would buy medical device maker V-Wave in a deal

potentially worth up to $1.1 billion, marking the latest

acquisition to bolster its devices unit.

J&J said it will pay $600 million upfront, with the rest of

the payments contingent on regulatory and commercial milestones.

(Reporting by Manas Mishra in Bengaluru; Editing by Devika

Syamnath)