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A stone being lasered and then basketed. 6a. A stone being fragmented by laser energy. The stone is being “carved into two” to allow the pieces to be retrieved with a basket. 6b. A stone fragment in a tip-less nitinol basket for extraction and biochemical analysis. The stone is close enough to be seen, whilst allowing the ureteric mucosa to be observed at all times that the ureteroscope is being withdrawn.
