Devices descending from K071043
14 later devices reach Boston XO (Hexafocon a), Boston EO (Enflufocon B) and Boston ES (Enflufocon a)… through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K183167 | Boston ES (enflufocon A) Rigid Gas Permeable Contact Lens; Boston EO (enflufocon B)… | Bausch & Lomb, Incorporated | 2019 | 5 | — |
| +1 | K181579 | eLens Rigid Gas Permeable Contact Lens for Daily Wear, eLens Rigid Gas Permeable Contact… | E&E Optics, Inc. | 2018 | 0 | — |
| +1 | K162005 | Acuity 100 (hexafocon A) Rigid Gas Permeable Contact Lens | Acuity Polymers, Inc. | 2016 | 9 | — |
| +1 | K103561 | Menicon Z (Tisilfocon a) Rigid Gas Permeable Contact Lens | Menicon Co, Ltd. | 2011 | 0 | — |
| +1 | K081443 | Menicon Z Rigid Gas Permeable Contact Lens | Menicon Co, Ltd. | 2008 | 1 | — |
| +2 | K241571 | BostonSight® Specialty Lenses | Boston Foundation For Sight, Inc. D/B/A Bostonsight | 2024 | 0 | — |
| +2 | K240618 | Acuity 200™ (fluoroxyfocon A) Rigid Gas Permeable Contact Lens; Acuity 100™ (hexafocon… | Acuity Polymers, Inc. | 2024 | 3 | — |
| +2 | K230965 | Acuity 100™ (hexafocon A) with Tangible™ Hydra-PEG®, TYRO™-97 (hofocon A) with Tangible™… | Acuity Polymers, Inc. | 2023 | 4 | — |
| +2 | K201194 | Acuity 200™ (fluoroxyfocon A) Rigid Gas Permeable Contact Lens | Acuity Polymers, Inc. | 2020 | 7 | — |
| +3 | K242393 | Acuity 181™ (tisilfocon A) and Acuity 181™ (tisilfocon A) with Tangible™ Hydra-PEG®… | Acuity Polymers, Inc. | 2024 | 0 | — |
| +3 | K241398 | SDJMASTERVISION (fluoroxyfocon A) Rigid Gas Permeable Contact Lenses | Tianjin Mastervision Technology Co., Ltd. | 2024 | 0 | — |
| +3 | K213538 | Acuity 200 with Tangible Hydra-PEG (fluoroxyfocon A) Rigid Gas Permeable Contact Lens | Acuity Polymers, Inc. | 2021 | 4 | — |
| +3 | K203571 | Acuity 200 (fluoroxyfocon A) Rigid Gas Permeable Contact Lens | Acuity Polymers, Inc. | 2021 | 6 | — |
| +4 | K233325 | Visionary Optics Scleral Contact Lens (roflufocon D, roflufocon E, hexafocon A… | Visionary Optics, LLC | 2024 | 4 | — |