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K Number
K220781
Device Name
ARMADA Ureteral Dilator Set, ARMADA Nottingham One Step Dilator, ARMADA Amplatz Renal Dilator Sets, ARMADA Renal Dilator, Glider Amplatz Sheath, ARMADA Renal Dilator with Amplatz Sheath, Fascial Dilator Set, Introducer Sheath, Introducer Catheter
Manufacturer
Allwin Medical Devices, Inc
Date Cleared
2023-05-05

(414 days)

Product Code
EZN,LJE
Regulation Number
876.5470
Type
Traditional
Panel
GU
Reference & Predicate Devices
N/A
AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
Intended Use

ARMADA Ureteral Dilator Set: Used for step by step dilatation of the intramural and ureter and / or for stone manipulation.
ARMADA Nottingham One Step Dilator: Used for one step dilatation of the intramural portion and ureter.
ARMADA Amplatz Renal Dilator Set: Used for progressive dilatation for tract prior to percutaneous kidney stone removal.
ARMADA Renal Dilator: Used for dilatation of Renal Tract.
Glider Amplatz Sheath: Used to maintain previously established nephrostomy tract.
Fascial Dilator: Fascial Dilators are used for dilatation of percutaneous track over the guidewire.
Introducer Sheath: Used for introducing safety wire during nephrostomy.
Introducer Catheter: Used for guiding renal dilators for establishing nephrostomy tract.

Device Description

Not Found

AI/ML Overview

I am sorry, but the provided text does not contain the information required to answer your request. The document is an FDA 510(k) clearance letter for "Allwin Dilator & Sets", which specifies the device's indications for use and regulatory information. However, it does not describe any acceptance criteria or a study that proves the device meets specific performance criteria through a rigorous testing process involving AI or human reader performance.

Therefore, I cannot provide:

  1. A table of acceptance criteria and reported device performance.
  2. Sample size used for the test set or data provenance.
  3. Number of experts or their qualifications.
  4. Adjudication method for the test set.
  5. Information about a multi-reader multi-case (MRMC) comparative effectiveness study or effect size.
  6. Information about standalone (algorithm only) performance.
  7. The type of ground truth used.
  8. The sample size for the training set.
  9. How the ground truth for the training set was established.

This document is a regulatory approval letter for a medical device (dilators and sets), not a technical report or study detailing the validation or performance of an AI/ML diagnostic tool.

§ 876.5470 Ureteral dilator.

(a)
Identification. A ureteral dilator is a device that consists of a specially shaped catheter or bougie and is used to dilate the ureter at the place where a stone has become lodged or to dilate a ureteral stricture.(b)
Classification. Class II (performance standards).