Fig. 1From: Anatomy and histomorphology of the flexor digitorum profundus enthesis: functional implications for tissue engineering and surgeryFDP Footprint Generation. a) Excised distal phalanx (DP) bone with attached FDP tendon (flexor surface). b) Tendon-bone sample after methylene blue immersion. c) DP after sharp excision of the FDP at insertion, leaving the unstained FDP footprint. d) Binary mask image of the FDP footprint for morphometric analysis ​Back to article page