Devices descending from K931644
8 later devices reach Gertie Marx Needle through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K070354 | Imd's Anesthesia Needles (Tuohy, Quincke and Pencil Point) | International Medical Development, Inc. | 2007 | 7 | — |
| +2 | K131006 | Anesthesia Conduction Needles | Lccs Products Limited | 2013 | 5 | — |
| +2 | K120475 | Anesthesia Conduction Needles | Shanghai Samedical & Plastic Instruments Co., Ltd. | 2012 | 0 | — |
| +3 | K190026 | Arrow Epidural Needle KZ-05500-007(Luer); KZ-05500-009 (NRFit) | Teleflex Medical | 2019 | 0 | — |
| +3 | K142553 | UNIEVER Disposable Epidural Anesthesia Needle, UNIEVER Disposable Nerve Blocked Needle | Unisis Corp. | 2015 | 3 | — |
| +4 | K171518 | Epidural Anesthesia Needles, Spinal Anesthesia Needles, Combined Anesthesia Needles | Zhejiang Kindly Medical Devices Co., Ltd. | 2018 | 2 | — |
| +5 | K212982 | Medispine - Spinal Needle, Glospine - Spinal Needle | Global Medikit Limited | 2022 | 0 | — |
| +5 | K211085 | BD Perisafe Tuohy Epidural Needle, BD Perisafe Weiss Epidural Needle | Becton, Dickinson and Company | 2022 | 0 | — |