Cleared Traditional

K250452 - CoralWell™ Single-use Ureteral Access Sheath (NS-0835B, NS-0840B, NS-0845B, NS-0855B, NS-0935B, NS-0940B, NS-0945B, NS-0955B, NS-1035B, NS-1040B, NS-1045B, NS-1055B, NS-1135B, NS-1140B, NS-1145B, NS-1155B, NS-1235B, NS-1240B, NS-1245B, NS-1255B, NS-1335B, NS-1340B, NS-1345B, NS-1355B, NS-1435B, NS-1440B, NS-1445B, NS-1455B) (FDA 510(k) Clearance)

Class II Gastroenterology & Urology device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K250452 · MacroLux Medical Technology Co., Ltd. · Gastroenterology & Urology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Jun 2025
Decision
104d
Days
Class 2
Risk

K250452 is an FDA 510(k) clearance for the CoralWell™ Single-use Ureteral Access Sheath (NS-0835B, NS-0840B, NS-0845B, N.... Classified as Endoscopic Access Overtube, Gastroenterology-urology (product code FED), Class II - Special Controls.

Submitted by MacroLux Medical Technology Co., Ltd. (Shenzhen, CN). The FDA issued a Cleared decision on June 2, 2025 after a review of 104 days - within the typical 510(k) review window.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.1500 - the FDA gastroenterology and urology device framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Gastroenterology & Urology review framework, consistent with the majority of Class II 510(k) submissions.

View all MacroLux Medical Technology Co., Ltd. devices

Submission Details

510(k) Number K250452 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received February 18, 2025
Decision Date June 02, 2025
Days to Decision 104 days
Submission Type Traditional
Review Panel Gastroenterology & Urology (GU)
Summary Statement
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
26d faster than avg
Panel avg: 130d · This submission: 104d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code FED Endoscopic Access Overtube, Gastroenterology-urology
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.1500
Definition To Facilitate Passage And Aid Advancement Of Endoscopes Into The Body, Especially In Cases Of Repeated Intubation.
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Gastroenterology & Urology devices follow this clearance model.

Regulatory Peers - FED Endoscopic Access Overtube, Gastroenterology-urology

All 100
Devices cleared under the same product code (FED) and FDA review panel - the closest regulatory comparables to K250452.
CVAC Aspiration System
K260965 · Calyxo, Inc. · Apr 2026
ClearEVAC Ureteral Aspirating Access Sheath (PUS-100-1040,PUS-100-1050, PUS-100-1240,PUS-100-1250)
K260521 · Zhuhai Pusen Medical Technology Co., Ltd. · Apr 2026
Prodeon Urethral Sheath System
K252572 · Prodeon Medical, Inc. · Oct 2025
Single Use Suction-Evacuation Ureteral Access Sheath
K250128 · Anhui Happiness Workshop Medical Instruments Co., Ltd. · Sep 2025
Ureteral Access Sheath
K250132 · Zhejiang Yigao Medical Technology Co., Ltd. · Sep 2025
Single-use Ureteral Access Sheath
K250695 · Shenzhen HugeMed Medical Technical Development Co., Ltd. · Jul 2025