Patents Assigned to Heine Optotechnik GmbH & Co. KG
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Publication number: 20060244912Abstract: An ophthalmoscope includes a housing (12) in which there are arranged an observing unit and a light source between which there are/is arranged a diaphragm and/or a filter device that can be set via a swivel lever device (16, 17) mounted outside on the housing (12). The swivel lever device (16, 17) can be locked in respective latch stages by a locking device (41).Type: ApplicationFiled: February 16, 2006Publication date: November 2, 2006Applicant: Heine Optotechnik GmbH & Co. KGInventors: Helmut Heine, Oliver Heine, Wolfgang Behrendt
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Patent number: 7056619Abstract: A chargeable battery for medical diagnostic instruments includes a battery having an outer sheathing (2) in which an Li-ion cell (11) and a protective circuit are accommodated along with a charge/discharge module (12, 13).Type: GrantFiled: November 14, 2003Date of Patent: June 6, 2006Assignee: Heine Optotechnik GmbH & Co. KGInventors: Helmut M. Heine, Norbert Merkt
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Publication number: 20040242967Abstract: A handgrip for a laryngoscope, including a housing made of plastic having an upper end face at which an attachment device for fixing a spatula containing a light guide, and an upper opening are provided, and a closure device closing an open, lower end of said housing, the closure device being movable from an OFF position to an ON position, said upper opening being closed by a transparent material.Type: ApplicationFiled: May 27, 2004Publication date: December 2, 2004Applicant: Heine Optotechnik GmbH & Co. KGInventors: Helmut M. Heine, Dieter Fottner, Gerhard Guegel
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Publication number: 20040145891Abstract: A lightning device includes a component in which a light-emitting diode and adapter electronics are integrated. The component corresponds mechanically and : electrically to an electric light bulb, the adapter electronics converting the voltage usually delivered to a conventional electric light bulb into a voltage required by the light-emitting diode.Type: ApplicationFiled: December 22, 2003Publication date: July 29, 2004Applicant: Heine Optotechnik GmbH & Co. KGInventors: Helmut M. Heine, Norbert Merkt
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Publication number: 20040126627Abstract: A chargeable battery for medical diagnostic instruments includes a battery having an outer sheathing (2) in which an Li-ion cell (11) and a protective circuit are accommodated along with a charge/discharge module (12, 13).Type: ApplicationFiled: November 14, 2003Publication date: July 1, 2004Applicant: Heine Optotechnik GmbH & Co. KGInventors: Helmut M. Heine, Norbert Merkt
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Publication number: 20040127771Abstract: A diagnostic instrument, in particular an otoscope (1), including a body with a funnel-shaped housing (2), and a base (6) formed integrally on the housing (2), and lighting arranged in the housing or in the base (6). The lighting has a light-emitting diode (10), and the body accommodates adapter electronics (11) which adapt voltage delivered from outside to a voltage required by the light-emitting diode (10).Type: ApplicationFiled: December 15, 2003Publication date: July 1, 2004Applicant: Heine Optotechnik GmbH & Co. KGInventors: Helmut A. Heine, Norbert Merkt
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Publication number: 20040062056Abstract: In a dermatoscope having a number of light-emitting diodes (7), which are arranged around optics (6), for indirect illumination of an examination area, an optical waveguide (1) is arranged in front of each light-emitting diode (7), the light input surface of which optical waveguide (1) faces the associated light-emitting diode (7) and on whose outer wall the light which is emitted from the light-emitting diode (7) is totally reflected toward the examination area. Instead of a number of optical waveguides (1), a single conical prism is preferably provided, whose base faces the light-emitting diodes (7) and whose cone angle is designed such that the light injected into the base surface from the light-emitting diodes (7) is totally reflected on the outer cone surface.Type: ApplicationFiled: September 22, 2003Publication date: April 1, 2004Applicant: Heine Optotechnik GmbH & Co. KGInventors: Helmut A. Heine, Hartmut Schloesser, Dirk Schade, Anton Schneider, Otto H. Schmidt, Wolfgang Behrendt, Norbert Merkt
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Patent number: 6666819Abstract: A laryngoscope (1) includes a socket (3) that is mountable on a hand grip, a spatula blade (2) that is coupled with the socket (3) and a light guide tube (4) that has proximal and distal end portions, with the proximal end portion of the light guide tube (4) being releasably mounted in a cavity (11) that extends completely through the socket (3) while the distal end portion engages in a snap-in device on the spatula blade (2). The light guide tube (4) has a completely uniform permanent cross section that improves the laryngoscope spatula (1) since the light guide tube (4) can be manufactured and serviced in an uncomplicated manner.Type: GrantFiled: December 5, 2001Date of Patent: December 23, 2003Assignee: Heine Optotechnik GmbH & Co. KGInventors: Helmut A. Heine, Gerhard Guegel, Dirk Schade, Otto H. Schmidt, Anton Schneider
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Patent number: 6139491Abstract: A fibre-optic laryngoscope spatula (1) having a light-exiting first end and an opposite second end and comprising a base part (1) and an exchangeable light-guide part (8) having a first spring-loaded coupling member (14). The base part (1) and the light-guide part (8) are designed to fit precisely together in such a way that the light-guide part (1) can be pushed into the base part (1) from the second end as far as an end position and can be pushed out of the base part (1) from the end position in the opposite direction. When in the end position, the light-guide part (8) and the base part (1) are connected to one another by means of a snap connection and have interengaging surface parts which do not allow relative movement between the base part and light-guide part in any other than the push-out direction. Furthermore, when in the end position, at least one snap connection force has to be overcome in order to allow relative movement between the base part (1) and light-guide part (8) in the push-out direction.Type: GrantFiled: November 12, 1998Date of Patent: October 31, 2000Assignee: Heine Optotechnik GmbH & Co. KGInventors: Helmut A. Heine, Dieter Fottner, Ulrich Bauer
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Patent number: 5859687Abstract: A bar skiascope that has lens slide for displacing a condenser lens along a direction of a light beam also includes a stop slide that can be displaced up to a predetermined maximum position in a displacement path of the lens slide, wherein the condenser lens is located precisely in a position for producing a substantially parallel beam, when the stop slide is in the maximum position, and a stop slide stop element, belonging to the stop slide, and a lens slide stop element, belonging to the lens slide, come into contact with each other.Type: GrantFiled: June 6, 1997Date of Patent: January 12, 1999Assignee: Heine Optotechnik GmbH & Co. KGInventors: Helmut Heine, Anton Schneider, Otto H. Schmidt
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Patent number: 5815241Abstract: A binocular indirect ophthalmoscope has illumination optics which have a tilted mirror that can be substantially-linearly displaced, by use of a first control, perpendicular to a beam path of an illumination beam exiting the ophthalmoscope, and that can be independently pivoted, by use of a second control, about an axis perpendicular to the beam path of the illumination beam and perpendicular to a direction of linear displacement, the mirror directing light of the illumination beam onto a retina of a patient. First and second controls for linearly moving and pivoting a tilted mirror are coupled to each other in such a way that the second control can be held at a fixed position relative to a housing of an ophthalmoscope.Type: GrantFiled: January 29, 1997Date of Patent: September 29, 1998Assignee: Heine Optotechnik GmbH & Co KG.Inventors: Helmut Heine, Anton Schneider, Otto H. Schmidt
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Patent number: 5542904Abstract: A handgrip for an electro-optical diagnostic-device set comprises a tubularly-shaped battery housing (10) for receiving variously-shaped energy sources (31, 33, 36, 38) therein to energize a lamp of an instrument head at a second end of the tubularly-shaped battery housing. There is a set of releasable end covers 40 for an opposite, first, end of the tubularly-shaped battery housing, with each of the end covers having a substantially identical cover attaching element (42) as that of the other end covers for mating with an opposite housing attaching element of the housing, but with each end cover being shaped differently from the other end covers, so as to accommodate an energy source different from energy sources accommodated by the other end covers.Type: GrantFiled: August 22, 1994Date of Patent: August 6, 1996Assignee: Heine Optotechnik GmbH & Co. KGInventors: Helmut Heine, Otto H. Schmidt, Gerhard Gugel, Norbert Merkt, Arno Zirnheld
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Patent number: 5479221Abstract: An apparatus for testing visual acuity, or clearness of vision, particularly when there is impaired refracting medium in an eye, includes a lamp (1) and a pin-hole diaphragm (4) arranged in a light-beam path downstream of the lamp with a single diffraction grating (6), being provided in the light-beam path downstream of the pin-hole diaphragm.Type: GrantFiled: May 26, 1994Date of Patent: December 26, 1995Assignee: Heine Optotechnik GmbH & Co. KGInventors: Helmut Heine, Anton Schneider, Otto H. Schmidt
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Patent number: 5448318Abstract: A clamp assembly comprises a clamp (12) having two levers (1, 2) linked at middle areas thereof with first ends thereof closing together to form clamping jaws (5, 6) and second, opposite, ends thereof formed as opening grips (3, 4) for separating the clamping jaws, which are spring loaded toward one another. The clamping jaws (5, 6) have forked shapes. The branches of the forks, and the ends thereof, are arranged to be spaced from one another so that they extend across, or extend over, a bridge of a pair of eyeglasses to be placed on inner, upper edges of spectacle glasses (13) or on an eyeglass frame (14). A first lever (2) of the clamp (12) has thereon a clamp coupling element (10, 19, 22, 24) for being selectively attached to, and selectively detached from, an optical-device coupling element (18, 20, 23, 25) on an optical device. The clamp assembly makes possible an easy and quick exchange of optical devices to be attached thereto.Type: GrantFiled: February 10, 1994Date of Patent: September 5, 1995Assignee: Heine Optotechnik GmbH & Co. KGInventors: Helmut Heine, Gerhard Gugel, Otto H. Schmidt
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Patent number: 5294948Abstract: A camera apparatus for macrophotography is provided, having an attachment with a fixed lens, a translucent cap removably attached to the subject-side end of the attachment, and a contact disk or spacer ring attached to the subject-side of the cap and which defines a plane which includes the lens focus. The cap preferably is translucent, permitting flashtube light to be directed from the attachment to the target to be photographed.Type: GrantFiled: July 30, 1991Date of Patent: March 15, 1994Assignee: Heine Optotechnik GmbH & Co. KGInventors: Norbert Merkt, Otto H. Schmidt, Anton Schneider
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Patent number: 5196964Abstract: A magnifier for observing a surface includes a housing, a detachable window attachment coupled to a first end of the housing and an eyepiece coupled to a second end of the housing. A light source attachment is coupled to the housing for supplying light to the hollow interior of the housing. The light source attachment and housing each have major axes which extend in different directions and form an angle between approximately 110.degree. and 120.degree.. Photoconductive material serves as a light guide for directing the light from the light source attachment to the window attachment.Type: GrantFiled: January 7, 1991Date of Patent: March 23, 1993Assignees: Heine Optotechnik GmbH & Co. KG, Propper Manufacturing Co., Inc.Inventors: Helmut A. Heine, Otto H. Schmidt, Helmut Rosenbusch
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Patent number: 4382219Abstract: An improved battery handle system which provides for safe use of either a rechargeable storage cell or non-rechargeable batteries. This system comprises a battery handle adapted to hold the storage cell, having a positive pole adapted to interact with the charger to provide recharging of the storage cell as desired. The charger has a biased contact pin which makes electrical contact with the positive pole of a storage cell. However, if a battery handle with non-rechargeable batteries is inadvertently connected to the charger, the pin cannot extend sufficiently into the battery handle so as to contact the non-rechargeable batteries.Type: GrantFiled: December 11, 1980Date of Patent: May 3, 1983Assignee: Heine Optotechnik GmbH & Co. KGInventors: Helmut A. Heine, Otto H. Schmidt, Hans J. Spitschan
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Patent number: 4306546Abstract: An endoscope includes a light conducting tube having an interior coating of a material having a lower index of refraction than the material of the tube so as to maintain total internal reflection in the light conducting material of the tube, the inner surface of the interior coating being prepared in such a way that unwanted light is prevented from entering the viewing passage.Type: GrantFiled: March 26, 1980Date of Patent: December 22, 1981Assignees: Propper Manufacturing Co., Inc., Heine Optotechnik GmbH & Co. KGInventors: Helmut A. Heine, Werner E. Erfurt, Irving A. Speelman
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Patent number: 4273112Abstract: The invention relates to an improved laryngoscope with a mounting for the incandescent lamp which permits its easy removal for replacement purposes. In one embodiment the lamp can be removed upwardly from the handle of the laryngoscope and in other embodiments it can be removed downwardly with a battery housing located in the handle.Type: GrantFiled: August 10, 1978Date of Patent: June 16, 1981Assignees: Propper Manufacturing Co., Inc., Heine Optotechnik GmbH & Co. KGInventors: Helmut A. Heine, Helmut W. Rosenbusch, Rudolf Kratzer
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Patent number: 4215678Abstract: An endoscope includes a light conducting outer tube and a light absorbing inner tube, with the inner tube being located concentric with the outer tube and being spaced a distance radially inwardly from the outer tube so as to maintain total internal reflection in the light conducting material of the outer tube.Type: GrantFiled: February 28, 1977Date of Patent: August 5, 1980Assignees: Propper Manufacturing Co., Inc., Heine Optotechnik GmbH & Co. KGInventors: Helmut A. Heine, Werner E. Erfurt