To provide a medical observation apparatus and a medical observation system which can ensure a user's field of view and are excellent in operability.An optical system which is provided in a hollow portion of a tubular portion and condenses light from an object to be observed to form an image, and an optical system which photoelectrically converts the light collected by the optical system to pick up an image An image pickup unit having an image pickup element for outputting a signal and at least one pair of two arm portions and a joint portion for connecting one of the two arm portions so as to be pivotable with respect to the other, A supporting portion that supports the tubular portion and the imaging portion so as to be rotatable around the axis in the height direction of the tubular portion, and a support portion that is provided on a side surface of the tubular portion and that corresponds to the upper side of the image based on the imaging signal And an arm operation section which receives an operation input allowing rotation of the arm section.(FIG.【課題】ユーザの視界を確保することができ、かつ操作性に優れた医療用観察装置および医療用観察システムを提供する。【解決手段】筒状部と、筒状部の中空部に設けられ、被観察体からの光を集光して結像する光学系および該光学系が集光した光を光電変換して撮像信号を出力する撮像素子を有する撮像部と、２つのアーム部および該２つのアーム部の一方を他方に対して回動可能に連結する関節部からなる組を少なくとも一組有し、先端部で筒状部および撮像部を該筒状部の高さ方向の軸のまわりに回動可能に支持する支持部と、筒状部の側面であって撮像信号に基づく画像の上方に対応する側面に設けられ、アーム部の回動を許容する操作入力を受け付けるアーム操作部と、を備える。【選択図】図１
