A medical apparatus, including a lithotripsic device configured to break a stone into one or more fragments in a body lumen and an endoscope which is configured to obtain a captured image in the body lumen. In one embodiment, only low priority data is compressed while high priority data is passed through to the network in uncompressed form. Characteristics that may be used to determine the minimum delay period applied include sender characteristics, recipient characteristics, attachment type characteristics and message content type characteristics. The tip of the circular wing structure forms an opening or power fluid outlet for the power fluid pass thru conduit. The sol-gel compositions can further be used to take up non-polar sorbates for purposes of chemical remediation, extraction from aqueous systems or vapor, and chemical sensing. The fresh fruit preservative preserves the texture, flavor, appearance, and color of the fresh fruit, particularly exposed surfaces of the fresh fruit that have been cut, in particular by reducing oxidation of the exposed cut surfaces of the fruit.