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| Number | Title | Issue Date |
| 4210147 | Head tourniquet having incision closing capability A head encircling tourniquet comprises a frame section for surrounding a work area of the scalp connected to an opposing pneumatic pressure applying section by a pair of headsize adjustable members. The frame section has a scalp contacting, uniform pressu... | 07/01/1980 |
| 4210145 | Surgical hole cutter for square hair transplant plugs A surgical cutter for preparing recipient sites for square scalp plugs in hair transplanting has four disposable blades removably attached to the four longitudinal sides of a core having a square cross-section of predetermined dimensions corresponding to ... | 07/01/1980 |
| 4099521 | Surgical retractor adjustable mounting apparatus An arcuate frame is sized to fit concentrically at a spaced distance about the head. Retractors, retaining the mouth and lips in open position for vertical and lateral exposure during mouth and jaw surgery, are adjustably suspended from the frame by an ad... | 07/11/1978 |
| 4024859 | Mouth gag having three dimensional alveolus retractor adjustability A surgical mouth gag, which has a transverse bar mounting an adjustable tongue retractor centrally thereof, has a clamp means at each opposite end thereof for adjustably supporting a pair of alveolar retractors which coact with the tongue retractors to re... | 05/24/1977 |
