The mountain path was too steep. They could only get him down on a stretcher.
Tips
usage
More commonly seen as just 担架. The 抬 ('to lift/carry') here makes the carrying action explicit, and the form 担架抬 turns up mostly in rescue manuals. In everyday speech, people say 担架 alone and use 抬 as a separate verb (用担架抬 'carry by stretcher').