A gas sealed access port is disclosed including a proximal housing having a central lumen providing gas sealed access to the surgical cavity, an inlet path for communicating with a source of pressurized gas, a tapered neck portion and an interior cavity accommodating an annular jet assembly for receiving pressurized gas from the inlet path to generate a gaseous seal within the tapered neck portion, and an elongated tubular body extending from the tapered neck portion in communication with the central lumen and including a flexible proximal body portion and a rigid distal body portion.