# K960556: Bacstop Dental Anti-Retraction Check Valve

- Pathway: 510(k) (Traditional)
- Applicant: Scitech Solutions, Inc.
- Decided: May 8, 1996 after 89 days
- Product code: EIA (Unit, Operative Dental)
- Device class: 1
- Regulation: 21 CFR 872.6640
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
2 later devices descend from it; 2 cite it directly.
0 of 3 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The summary cites one number, which could not be confirmed as its predicate (listed below).
- (no number) Aseptico Anti-retraction Valve for Dental Lines: named in the summary without a submission number

## Cited in the summary but kept off the family tree
- K790062: IV Administration Set with Backcheck, National Patent Development Corp. (1979). Our OCR of the scanned summary read K790062, FDA’s number for IV Administration Set with Backcheck (National Patent Development Corp.), which shares no applicant, product code or review panel with this device, and the summary gives no name to check it against. Kept off the family tree. Summary page 2.

## Most influential descendants
- K973996: Clearline Plus, Dental Waterline Filter (1998), 1 descendant of its own
- K982009: One Week Backstop Dental Anti-Retraction Check Valve (1998), 0 descendants of its own

## Indications for use
BACSTOP is intended for use in dental unit waterlines as a means of preventing the retraction of orally contaminated fluids into the coolant and irrigant water hoses. The unit is intended to be used for one day only, and is then to be discarded, and replaced daily.

Source page: https://510kreport.com/device/K960556
Methodology: https://510kreport.com/methodology