# Tsi, Inc.

- Location (FDA's records): St. Paul, MN
- FDA decisions: 4 (1985–1990): 4 510(k) clearances
- Product codes: DPW (4)
- Predicates its devices cite: 0 (0 its own); citations of its devices by later devices: 4 (0 its own)
- Recalls linked to its devices: 0 (0 Class I)
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Firms that cite its devices most
- Hemedex Incorporated: 1 (https://510kreport.com/company/hemedex)
- Vasamedics, LLC: 1 (https://510kreport.com/company/vasamedics)
- Diametrics Medical, Inc.: 1 (https://510kreport.com/company/diametrics-medical)
- Novus Monitoring, Ltd.: 1 (https://510kreport.com/company/novus-monitoring)

## Its most-cited devices
- K896515: Laserflo Blood Perfusion Monitor, Model BPM2 (1990), cited by 3
- K875179: Modified Laserflo Blood Perfusion Monitor, BPM403A (1988), cited by 1

## Recent decisions
- K896515: Laserflo Blood Perfusion Monitor, Model BPM2 (Feb 13, 1990)
- K875179: Modified Laserflo Blood Perfusion Monitor, BPM403A (Sep 19, 1988)
- K864259: Modified Laserflo Blood Perfusion Monitor (Feb 20, 1987)
- K851057: Laserflo Blood Perfusion Monitor 403 (Jun 24, 1985)

Source page: https://510kreport.com/company/tsi