| http://www.w3.org/ns/prov#value | - The entire needle assembly is characterized by slidable mounting of the needle or needles within a guide or sleeve projecting forwardly from a disposable cartridge, and a hand-held actuator is provided to selectively control successive advancement of each needle through the needle guide into the tissue and advancment of the ampule or cartridge to force the sclerosing agent or other medicament thro
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