Described is a medical assembly and delivery devices for performing minimally invasive medical procedures. In particular, described is a controllable articulating directional tip assembly consisting of interlocking segments creating an articulating directional tip and various components utilized with the directional tip for various tissue alterations and/or viewing within a tissue cavity such as, for example, non-soft tissue alterations such as bone within a non-soft tissue cavity. In particular, the disclosed device could be utilized as an osteotome device for altering, such as cutting, bone.
