{"data":{"id":"us/21-cfr-876.4650","jurisdiction":"us","citation":"21 CFR 876.4650","heading":"Water jet renal stone dislodger system.","body":"(a) Identification. A water jet renal stone dislodger system is a device used to dislodge stones from renal calyces (recesses of the pelvis of the kidney) by means of a pressurized stream of water through a conduit. The device is used in the surgical removal of kidney stones.\n(b) Classification. Class II (special controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to § 876.9.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER H—MEDICAL DEVICES","PART 876—GASTROENTEROLOGY-UROLOGY DEVICES","Subpart E—Surgical Devices"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-21.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:47Z","sha256":"98624d2f98c9a63a725068228cb0136ecea82e9599a521f1c030f454a14f55bd","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-876.4630","next":"us/21-cfr-876.4680"},"notice":"GroundRules: Original legal text. Not legal advice."}