Calcula Technologies Announces Successful Completion of Initial Clinical Cases Following 510(k) Clearance of Their Peralta Stone Removal Catheter January 22, 2021 San Francisco Biotechnology Network News News Comments Off on Calcula Technologies Announces Successful Completion of Initial Clinical Cases Following 510(k) Clearance of Their Peralta Stone Removal Catheter SAN FRANCISCO--(BUSINESS WIRE)--Calcula Technologies completes Clinical Cases after 510(k) Clearance of Peralta Stone Removal Catheter. Balloon Kidney Stone Basket for Endoscopy. Click to view original post