This patient was told by several orthodontists that the only way to treat his smile was to extract 4 permanent teeth to allow room for the impacted cuspids. 3 keys to treating this case. ⛑
1️⃣ Turn anterior crowding into posterior arch width.
2️⃣ Light forces to protect the PDL.
3️⃣ Simple mechanics of creating space with light medium coil springs.