Removable imaging system for medical system

A medical system, comprising:

• a medical device having a handle and an insertion portion extending from the handle, the insertion portion having at least a first lumen and a second lumen, and the handle defining a receiving channel;
• and
• a removable camera sheath configured to removably extend through the second lumen, the removable camera sheath comprising:
• a shaft having a proximal end and a distal end, the distal end having an imaging device and a lighting element;
• and
• a connector assembly coupled to the proximal end of the shaft, the connector assembly comprising a keying feature,
• wherein the receiving channel includes one or more flanges extending laterally inward from a surface of the receiving channel, and wherein the one or more flanges are configured to receive the keying feature of the connector assembly.