Thumble shook his head, patting the woman on her now healed arm. "No, no! Thumble and Slobber only here to help ... we won't attack you!"
Looking around, he glanced at Lena for support, hoping it would lend credence to his assertion. With the young girl healed, he stood and bowed his head slightly. "You take it easy ... we need to look for more survivors."
Thumble continued to search amongst the others, lending his help where ever he could.
SpoilerLet's go with a general Heal check to help anyone out. If someone else is better at healing, he'll try to aid - DC 15 either way, I think.
(1d20+3)[9] - Wow, this is REALLY not my forte!