US Patent 12004712 Medical device kit with endoscope accessory

A kit for use in an endoscopic procedure on a patient comprises a device for use in the endoscopic procedure, such as an external accessory device for an endoscope or an endoscopic device configured for advancement through an opening into a patient. The kit further includes a coupler device for an endoscope that comprises a main body having a proximal end configured to attach to the distal end portion of the endoscope, and a mechanism for articulating an instrument passing through the endoscope so that instruments can exit the endoscope at various angles. The coupler device also provides a protective cover to reduce the ingress of debris, fluid, bacteria, or other unwanted matter from the working end of the endoscope which could lead to infection and decreased performance of the scope.