副ふく子しふくしMeanings1nounsplint; bracemedicineMedical device used to immobilize and support a broken or injured limb.骨こっ折せつした腕うでに副ふく子しを当あてた。I put a splint on the broken arm.救きゅう急きゅう隊たい員いんが副ふく子しで足あしを固こ定ていした。The paramedic immobilized the leg with a splint.