# K992173: Siphonguard CSF Control Device

- Pathway: 510(k) (Traditional)
- Applicant: Johnson & Johnson Professionals, Inc.
- Decided: Apr 7, 2000 after 284 days
- Product code: JXG (Shunt, Central Nervous System And Components)
- Device class: 2
- Regulation: 21 CFR 882.5550
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K902783 (1990). 1 ancestor in all.
9 later devices descend from it; 4 cite it directly.
0 of 11 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K902783: PS Medical Delta CSF-Flow Control Valve, Pudenz-Schulte Medical Research Corp. (1990) Summary page 2.
- (no number) Transguard™ device: named in the summary without a submission number

## Most influential descendants
- K020667: Codman Hakim Shunt Systems (2002), 8 descendants of its own
- K053350: Modification to Codman Hakim Shunt Systems (2006), 5 descendants of its own
- K122118: Hakim Programmable and Precision Valve Shunt System (2012), 4 descendants of its own
- K172022: CODMAN Hydrocephalus Valves, Catheters & Accessories (Bundled) (2017), 3 descendants of its own
- K233445: Bactiseal Catheters; Bactiseal Barium Striped Catheters; Bactiseal Endoscopic Ventricular Catheter (2024), 1 descendant of its own

## Indications for use
The SiphonGuard™ device can be used as a component of hydrocephalus shunt systems designed to shunt CSF from the lateral ventricles of the brain into the peritoneal cavity or right atrium of the heart. The SiphonGuard™ device is designed to reduce the potential hazards of excessive lowering of intraventricular pressure (with respect to atmospheric pressure) when a patient is in an upright position.

Source page: https://510kreport.com/device/K992173
Methodology: https://510kreport.com/methodology