| MAYFIELD RADIOLUCENT SKULL PINS, MODEL 4-0-A-2020 (K021604) | Ohio Medical Instrument Co., Inc. | 2002-07-29 |
| MAYFIELD/ACCISS OPERATING ARM SYSTEM AND MAYFIELD/OPTICAL ACCISS SYSTEM (K013428) | Ohio Medical Instrument Co., Inc. | 2002-04-04 |
| THE MAYFIELD / ACCISS SYSTEM WITH WINDOWS NT FOR CRANIAL SURGERY, THE MAYFIELD / OPTICAL ACCISS SYSTEM WITH WINDOWS NT F (K992843) | Ohio Medical Instrument Co., Inc. | 1999-11-02 |
| SPINE APPLICATIONS FOR THE MAYFIELD/ACCISS OPERATING ARM AND OPTICAL ACCISS SYSTEMS MODULE, MAYFIELD/ACCISS SPINE RING A (K991267) | Ohio Medical Instrument Co., Inc. | 1999-07-12 |
| OMI OCCIPITAL CERVICAL LOOP, MODEL A1089 (K983282) | Ohio Medical Instrument Co., Inc. | 1998-11-19 |
| MAYFIELD ACCISS OPTICAL SYSTEM (K982244) | Ohio Medical Instrument Co., Inc. | 1998-09-23 |
| TEW CRANIAL/SPINAL RETRACTOR MODEL A1090 (K960807) | Ohio Medical Instrument Co., Inc. | 1996-05-17 |
| MAYFIELD RADIOLUCENT 2000 SKULL CLAMP (K953124) | Ohio Medical Instrument Co., Inc. | 1996-02-09 |
| MAYFIELD CHILD DISPOSABLE SKULL PIN (K941558) | Ohio Medical Instrument Co., Inc. | 1995-12-06 |
| MAYFIELD RADIOLUCENT SKULL CLAMP (K934289) | Ohio Medical Instrument Co., Inc. | 1994-01-07 |
| MAYFIELD ADULT DISPOSABLE SKULL PIN (K932860) | Ohio Medical Instrument Co., Inc. | 1993-09-28 |
| MAYFIELD* A-2000 SKULL CLAMP (K932807) | Ohio Medical Instrument Co., Inc. | 1993-09-28 |
| MAYFIELD ADULT DISPOSABLE SKULL PIN (K923789) | Ohio Medical Instrument Co., Inc. | 1993-02-12 |
| T19S BIOPSY NEEDLE (K902077) | Ohio Medical Instrument Co., Inc. | 1990-07-27 |
| CUDDLE UP PILLOW (K882544) | Ohio Medical Instrument Co., Inc. | 1989-01-31 |
| MAYFIELD TABLE-ELECTRIC (K851021) | Ohio Medical Instrument Co., Inc. | 1985-05-21 |
| SINGLE LEG MAYFIELD TABLE (K851022) | Ohio Medical Instrument Co., Inc. | 1985-04-17 |
| PARKINSON NEUROSURGICAL HEADCLAMP FOR SERIAL ANGIOGRAPHY (K837028) | Ohio Medical Instrument Co., Inc. | 1983-03-09 |
| BUDDE-HALO RETRACTOR (K830332) | Ohio Medical Instrument Co., Inc. | 1983-03-02 |