# K021171: Q-Stress Echo Bed

- Pathway: 510(k) (Special)
- Applicant: Medical Positioning, Inc.
- Decided: May 8, 2002 after 26 days
- Product code: DPS (Electrocardiograph)
- Device class: 2
- Regulation: 21 CFR 870.2340
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
1 later device descends from it; 1 cites it directly.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names its predicate without a number.
- (no number) Vertex System: named in the summary without a submission number

## Most influential descendants
- K082967: Mortara Stress Echo Bed (2009), 0 descendants of its own

## Indications for use
The Q-Stress Echo™ Bed is intended for use in stress echocardiography examination. The Q-Stress Echo™ Bed provides an exercise source that delivers programmable, controlled variable resistance. The Q-Stress Echo™ Bed incorporates an electrocardiograph that records either normal conditions or patterns of arrhythmia and/or rate abnormalities in patients. In addition, the stress echo workstation provides “QRS” complex to a cardiac ultrasound device to be used to capture images (heart beats), either digitally or on videotape, such that each image begins at the time systole begins.

Source page: https://510kreport.com/device/K021171
Methodology: https://510kreport.com/methodology