Devices descending from K934779
14 later devices reach Agram Spyral Electrode through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K050194 | Axon Systems Subdermal Needle Electrodes | Axon Systems, Inc. | 2005 | 13 | — |
| +2 | K152984 | Disposable Concentric Needle electrodes, Disposable Monopolar Needle electrodes… | Bio Protech, Inc. | 2016 | 0 | — |
| +2 | K092973 | Disposable and Reusable Concentric Needles / Disposable and Reusable Monopolar Needle | Bionen S.A.S. | 2010 | 1 | — |
| +2 | K073229 | Nerve Monitoring Cable | Pioneer Surgical Technology | 2008 | 5 | — |
| +2 | K072276 | Subdermal Needle Electrodes | Xian Friendship Electronics Co., Ltd. | 2008 | 5 | — |
| +3 | K232581 | Medical Disposable Sterile Needle Electrode | Suzhou Haishen Medical Device Associates Co., Ltd. | 2023 | 0 | — |
| +3 | K142438 | Nerve Monitoring Cable System | Pioneer Surgical Technology, Inc. (Rti Surgical, Inc.) | 2015 | 4 | — |
| +3 | K130136 | Disposable and Reusable Concentric Needle Electrodes,Disposable and Reusable Subdermal… | Technomed Europe | 2013 | 3 | 2 |
| +4 | K241045 | Disposable Subdermal Needle Electrode, Corkscrew | Technomed Europe | 2024 | 0 | — |
| +4 | K182617 | ATEC IOM Accessory Instruments | Alphatec Spine, Inc. | 2019 | 3 | — |
| +4 | K161566 | DMS Disposable Subdermal Needle Electrodes | Daehan Medical Systems Co., Ltd. | 2016 | 0 | — |
| +5 | K191723 | ATEC IOM Accessory Instruments | Alphatec Spine, Inc. | 2019 | 2 | — |
| +6 | K221821 | ATEC IOM Accessory Instruments | Alphatec Spine, Inc. | 2022 | 1 | — |
| +7 | K223765 | ATEC Lateral Navigation Instruments | Alphatec Spine, Inc. | 2023 | 0 | 2 |