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Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7540840 | Illuminable tongue depressor assembly A tongue depressor includes a handle that can be grasped and held within a user's hand. An elongated implement is connected to a distal end of the handle and protrudes forwardly therefrom. A light source is situated to an interior of the handle and is proximally adj... | 06/02/2009 |
| 6544036 | Illuminating dental/medical examination mirror An illuminated examination mirror having a neck and angled head with a mirror that is at least partially encircled by light emitting surfaces which direct light to a common point above the surface of the mirror, thereby concentrating the available light f... | 04/08/2003 |
| 6520909 | Adjustable tongue blade holder for endoscope The present invention contemplates a new device for adjustably attaching a tongue blade to an endoscope. In general, the device secures a tongue blade holder to the body of an endoscope and permits adjustment of the angle of the tongue blade with respect ... | 02/18/2003 |
| 6350235 | Tongue depressor and throat viewing assembly A tongue depressor and throat viewing assembly which includes a disposable flat blade for depressing the tongue of a subject in order to expose his larynx for inspection so that its condition can be diagnosed. Attachable to the trailing end of the blade i... | 02/26/2002 |
| 6176824 | Fiberoptically illuminated appliances A fiberoptically illuminated appliance is disclosed. The appliance includes a light source and an elongate fiberoptic cable, which is operably engaged to the light source and which conducts light from the light source therethrough. A translucent appliance... | 01/23/2001 |
| 6059723 | Fiberoptically illuminated tongue depressor A fiberoptically illuminated medical appliance, and in particular, an illuminated tongue depressor includes a light conducting blade, at least a portion of which is light projecting. The blade includes a light inlet that is operably engaged with the outle... | 05/09/2000 |
| 6045499 | Tongue retractor A disposable tongue retractor having a tapered elongated body with downwardly curving hook ends.... | 04/04/2000 |
| 5683350 | Oral transluminating device A portable hand-held transluminating wand is disclosed which includes a hand grip portion containing the power source and an illumination source at a narrow terminating end. The illumination source is enclosed by a slide-on transparent cover which is shap... | 11/04/1997 |
| 5460626 | Tongue blade evacuation system An apparatus for and a method of removing smoke and vaporized tissue from a patient's mouth and controlling a patient's tongue through use of a hollow tongue blade coupled to a pneumatic evacuation device which can be used in conjunction with a pharyngeal... | 10/24/1995 |
| 5355870 | Laryngoscope having removable blade assembly containing lamp and light conductor This laryngoscope has a cylindrical metal casing serving as a handle. An insulated, plastic blade is rotatably mounted near one end thereof on the casing between angularly spaced operating and nonoperating positions. A blade projects from the blade assemb... | 10/18/1994 |
| 5318009 | Illuminated tongue depressor The illuminated tongue depressor includes a handle having a battery-operated light source and a depressor blade selectively coupled with or uncoupled from the handle for discard and replacement. The blade includes a length extending longitudinally between... | 06/07/1994 |
| 5178132 | Laryngoscope and method of inserting a tracheal tube An improved laryngoscope having a curved laryngeal blade and a chin-engaging member are provided to uniquely employ the chin of a patient as a fulcrum for enabling controlled pivotal movement of the blade. Not only is the laryngeal blade pivotable relativ... | 01/12/1993 |
| 4996976 | Tongue depressor with illuminating means A tongue depressor includes a handle, a blade having one end thereof detachably fixed to the handle, and optical fibers fixed to the blade. The handle has a light source embedded therein for emitting light therefrom toward the optical fibers. The blade is... | 03/05/1991 |
| 4807599 | Illuminating tongue depressor An illuminating tongue depressor includes a handle having a battery-operated light source and a depressor blade selectively coupled with or uncoupled from the handle for discard and replacement, the blade being constructed of a light-conducting synthetic ... | 02/28/1989 |
| 4697578 | Acrylooptic tongue depressor and handle therefor incorporating adjustable viewing optics A combination handle unit and tongue depressor includes a light source, a means for attaching a light-transmissive disposable depressor member to the handle to conduct light from the source into, for example, the mouth and throat of a patient being examin... | 10/06/1987 |
| 4643172 | Luminescent tongue depressor A luminescent tongue depressor having a luminiferous depressor element connected to a handle. Means to illuminate the depressor element is preferably a monatomic gas contained within a vacuum tube positioned within the handle element of the device. A conc... | 02/17/1987 |
| 4566439 | Acrylooptic examination device with auxiliary light An examination device including an examination head, a base unit having a handle portion and a head portion, a first stationary light source mounted in the head portion for providing light in and around the examination head, and a second light source mova... | 01/28/1986 |
| 4344419 | Acrylooptic tongue depressor and handle therefor A combination handle unit and tongue depressor includes a light source and a means for attaching a light-transmissive disposable depressor member to the handle to conduct light from the source into, for example, the mouth and throat of a patient being exa... | 08/17/1982 |
