| Thompson Brain Retractor Table Mounted (TM), Thompson Brain Retractor Skull Clamp Mounted (SCM) (K210615) | Thompson Surgical Instruments, Inc. | 2022-05-13 |
| Vycor Medical Viewsite Brain Access System (“VBAS”) and VBAS with Alignment Clip (“VBAS AC”) (together the “VBAS Family”) (K202694) | Vycor Medical, Inc. | 2021-01-14 |
| MindsEye Expandable Port (K202072) | Minnetronix Neuro, Inc. | 2020-08-26 |
| Geister retractor for neuro - and spine surgery (K180610) | Geister Medizin Technik GmbH | 2018-08-29 |
| NICO BrainPath (K172433) | Nico Corporation | 2017-09-07 |
| MEDICON Spinal Spreading Systems (K161680) | Medicon EG | 2017-03-24 |
| Phantom Fukushima Neurological Holding Systems, Phantom Mastability Neurological Holding Systems (K161318) | Tedan Surgical Innovations, LLC | 2017-03-20 |
| Self-retaining Retractor (K161004) | Fetzer Medical GmbH & Co. KG | 2016-09-09 |
| NICO BrainPath & Accessories, NICO BrainPath, NICO Shepherd's Hook (K150378) | Nico Corporation | 2015-06-12 |
| BRAIN PORT (K120691) | Nico Corporation | 2012-06-05 |
| SPOTLIGHT ACCESS SYSTEM (K113273) | Johnson & Johnson | 2012-01-27 |
| SPOTLIGHT ACCESS SYSTEM (K112913) | Johnson & Johnson | 2011-12-16 |
| SCALP DURA RETRACTOR, MODEL KS00474 (K093054) | KARL STORZ Endoscopy-America, Inc. | 2010-11-15 |
| SPETZLER SCALP RETRACTOR CLAMPS (VARIOUS STYLES AND SIZES) (K090272) | Cardinal Health, Inc. | 2009-03-18 |
| INSTRUMED RETRACTORS (K071771) | Instrumed International, Inc. | 2007-08-02 |
| FLEX ARM RETRACTOR SYSTEM (K071338) | Koros USA, Inc. | 2007-05-29 |
| PIPELINE II ACCESS SYSTEM (K062814) | Depuy Spine, Inc. | 2006-12-15 |
| VYCOR SURGICAL ACCESS SYSTEMS (K060973) | Vycor Medical, LLC | 2006-07-26 |
| GROSSMAN SELF-RETAINING LOW PROFILE BRAIN RETRACTOR, MODEL 04-001-00 (K060097) | KLS-Martin L.P. | 2006-02-27 |
| HARMONY PORT SYSTEM, MODEL 1907 SERIES (K050706) | Spinal Concepts, Inc. | 2005-04-15 |
| THE BRIGHT MEDICAL DILATION RETRACTOR SYSTEM (K992898) | Bright Medical Instruments | 1999-10-21 |
| VERSATRAC (TM) LUMBAR RETRACTOR SYSTEM (K964402) | V. Mueller Neuro/Spine | 1997-01-23 |
| TEW CRANIAL/SPINAL RETRACTOR MODEL A1090 (K960807) | Ohio Medical Instrument Co., Inc. | 1996-05-17 |
| HAMID HOOK ATTACHMENT DEVICE FOR HEMILAMINECTOMY RETRACTOR (K945040) | Hamid M. Mehdizadeh, M.D. | 1995-01-13 |
| CERVICAL SELF-RETAINING RETRACTOR (K935529) | T. Korossurgical Instruments Corp. | 1994-03-22 |
| TENS DEVICE FOR RELIEF OF CHRONIC PAIN, MODIFIED (K924876) | Graham-Field, Inc. | 1994-03-01 |
| CODMAN LHALO SPLIT RING RETRACTOR SYSTEM (K913233) | Codman & Shurtleff, Inc. | 1991-07-31 |
| BLADES FOR SPINAL LAMINECTOMY RETRACTOR (K910621) | International Hospital Supply Co. | 1991-04-01 |
| ADSON-BECKMAN RETRACTOR, SPINAL (K905445) | A. Henniss | 1991-01-25 |
| NEUROSURGICAL HEADFRAME ACCESSORIES (K902517) | Sims Surgical, Inc. | 1990-07-03 |
| ESI MODEL MS-103 (K885120) | Electrical Systems Div. | 1990-01-19 |
| COMPASS(TM) STEREOTACTIC RETRACTOR SYSTEM (K896156) | Stereotactic Medical Systems, Inc. | 1989-12-06 |
| V. MUELLER RHOTON SELF-RETAINING BRAIN RETRACTOR (K895395) | Baxter Healthcare Corp | 1989-10-19 |
| MODIFIED MEMORY RETRACTOR ARM (K895537) | Medical Equipment Development Co., Inc. | 1989-09-22 |
| NEUROSURICAL RETRACTORS - VARIOUS TYPES (K892543) | Zinnanti Surgical Instruments, Inc. | 1989-05-05 |
| CRANK FRAME RETRACTOR (K882071) | Karlin Technology, Inc. | 1988-06-10 |
| CRANK FRAME RETRACTOR (K881160) | T. Korossurgical Instruments Corp. | 1988-04-06 |
| MEDCO MEMORY RETRACTOR SYSTEM (K874829) | Medical Equipment Development Co., Inc. | 1988-03-24 |
| SELF-RETAINING RETRACTOR FOR NEUROSURGERY (K874956) | Solway, Inc. | 1988-01-28 |
| CEDAR(TM) RETRACTOR RING (K873691) | Cedar Surgical, Inc. | 1987-09-28 |
| BUDDE-HALO RETRACTOR (K830332) | Ohio Medical Instrument Co., Inc. | 1983-03-02 |
| CYCLOPAC TENS (K801855) | Dow Corning Wright | 1980-08-13 |
| DISPOSABLE SKIN RETRACTOR (K801151) | Cimarron Instruments, Inc. | 1980-05-20 |