An 8-year-old boy presented to the ER with an amputated Rt mid | MedRophine Science

An 8-year-old boy presented to the ER with an amputated Rt middle finger at the proximal phalanx level, it was caused by trapping of his finger into a moving vehicle 2 hours before presentation ! What would be the best treatment plan according to his condition? N.B: his flexor tendon was avulsed with part of muscle belly.