Devices descending from K031097
8 later devices reach Polaris Pressure Adjustable Valve System Modes SPV, Spva, SPVB through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K042481 | Polaris Pressure Adjustable Valve System, Models SPV-140, SPV-300, SPV-400 | Sophysa SA | 2004 | 7 | — |
| +2 | K062009 | Aesculap-Meithke Progav Programmable Valve, Models FV410T-FV451T | Aesculap, Inc. | 2007 | 6 | — |
| +3 | K161853 | proGAV Programmable Shunt System, proGAV 2.0 Adjustable Shunt System, proSA Adjustable… | Aesculap, Inc. | 2017 | 1 | 1 |
| +3 | K141687 | Aesculap - Meithke Progav 2.0 Adjustable Shunt System | Aesculap, Inc. | 2015 | 2 | — |
| +3 | K120559 | Aesculap-Meithke Prosa Adjustable Shunt System | Aesculap, Inc. | 2012 | 2 | 2 |
| +3 | K103003 | Aesculap- Meithke Progav Programmable Shunt System | Aesculap, Inc. | 2010 | 4 | 5 |
| +3 | K091328 | Siphonx Gravitational Antisiphon Device | Sophysa SA | 2010 | 0 | — |
| +4 | K192266 | M. Blue Adjustable Shunt System | Aesculap, Inc. | 2019 | 0 | — |