Just to describe a typical 60-75 minute physical therapy session so far (four sessions), this is usually how it goes. I arrive, sit, bent at the waist on a table with legs outstretched while a PTA puts a pillow between my back and the wall. PTA then puts a hot-pack wrapped in a towel around the ankle for 5-10 minutes, and after that, starts manually testing the dorsal flexibility (dorsiflexion) of the joint, and generally massaging and stretching the joint in several directions. Today, we didn't start with the hot pack.
Then, we move on to something I can do by myself for 5-10 minutes: