Patents by Inventor Hansgeorg Schaaf
Hansgeorg Schaaf has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10863889Abstract: Disclosed is a modular endoscope system in which a plurality of connecting pieces, tools, and cannulas which are selected according to the use thereof are assigned to a single optics. The connecting pieces and the cannulas are preferably designed for single use, so that merely the optics has to be decontaminated.Type: GrantFiled: May 15, 2008Date of Patent: December 15, 2020Assignee: Polydiagnost Entwicklungs—, Produktions—, Vertriebs—, Und Service GmbHInventor: Hansgeorg Schaaf
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Patent number: 8333691Abstract: An endoscope comprising a flexible catheter probe 1 having a plurality of lumens, a handle 12 provided at the proximal end of the probe, an optical system 6 provided in at least one optical system lumen of the catheter probe 1, at least one working lumen for a surgical instrument and a control element which is fixed to the distal end 20 of the probe or in the proximity thereof for bending the end of the probe and is guided movably in the axial direction at the probe, wherein the optical system 6 which projects beyond the proximal end of the catheter probe 1 is guided in a flexible tube which is elastically resilient in its longitudinal direction and exerts a prestressing on the optical system in the longitudinal direction thereof in a direction towards the translucently closed optical system lumen.Type: GrantFiled: October 1, 2004Date of Patent: December 18, 2012Assignee: Polydiagnost GmbHInventor: Hansgeorg Schaaf
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Patent number: 8287448Abstract: An endoscope with a flexible, multilumen catheter probe, a grip provided at the proximal end of the probe, a control element attached to the distal end of the probe and movably guided in the axial direction on catheter probe, wherein the catheter probe is to be connected non-rotatingly to the grip by means of a releasable lock, the distal end of the optical lumen has a transparent seal, and optical system is displacably disposed inside optic lumen and can be removed from optic lumen.Type: GrantFiled: November 18, 2003Date of Patent: October 16, 2012Assignee: Polydiagnost GmbHInventor: Hansgeorg Schaaf
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Publication number: 20110263933Abstract: Disclosed is a modular endoscope system in which a plurality of connecting pieces, tools, and cannulas which are selected according to the use thereof are assigned to a single optics. The connecting pieces and the cannulas are preferably designed for single use, so that merely the optics has to be decontaminated.Type: ApplicationFiled: May 15, 2008Publication date: October 27, 2011Inventor: Hansgeorg Schaaf
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Publication number: 20110202039Abstract: The invention relates to a method for removing kidney stones and to an endoscope for performing said method. According to the invention, the kidney stones are suctioned and moved into an access region, from which they can be removed in the conventional manner. The endoscope according to the invention is designed such that it can rinse and suction at the same time.Type: ApplicationFiled: August 6, 2009Publication date: August 18, 2011Inventor: Hansgeorg Schaaf
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Patent number: 7857757Abstract: An endoscope with a flexible, multi-lumen catheter probe 1, a grip 3 provided at the proximal end of the probe, a control element 13 attached to the distal end of the probe and movably guided in the axial direction on catheter probe 1, wherein the catheter probe 1 is to be connected non-rotatingly to the grip 3 by means of a releasable lock 2, the distal end of the optical lumen 4 has a transparent seal 5, and optical system 6 is displaceably disposed inside optic lumen 4 and can be removed from optic lumen 4.Type: GrantFiled: April 24, 2006Date of Patent: December 28, 2010Assignee: Polydiagnost GmbHInventor: Hansgeorg Schaaf
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Publication number: 20100305680Abstract: A device for percutaneous vascular intervention, particularly for performing a stent implantation, having a guide catheter 1 and a guide wire that is guided in a catheter lumen of the guide catheter 1 to the intervention location in the vessel, wherein two control wires 2, 3 connected to the distal catheter end 4 are provided for controlling the distal catheter end 4.Type: ApplicationFiled: December 10, 2008Publication date: December 2, 2010Applicant: POLYDIAGNOST GMBHInventor: Hansgeorg Schaaf
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Publication number: 20080312505Abstract: An endoscope with a flexible, multilumen catheter probe 1, a grip 3 provided at the proximal end of the probe, a control element 13 attached to the distal end of the probe and movably guided in the axial direction on catheter probe 1, wherein the catheter probe 1 is to be connected non-rotatingly to the grip 3 by means of a releasable lock 2, the distal end of the optical lumen 4 has a transparent seal 5, and optical system 6 is displaceably disposed inside optic lumen 4 and can be removed from optic lumen 4.Type: ApplicationFiled: November 18, 2003Publication date: December 18, 2008Applicant: Polydiagnost GmbHInventor: Hansgeorg Schaaf
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Publication number: 20070129605Abstract: An endoscope comprising a flexible catheter probe 1 having a plurality of lumens, a handle 12 provided at the proximal end of the probe, an optical system 6 provided in at least one optical system lumen of the catheter probe 1, at least one working lumen for a surgical instrument and a control element which is fixed to the distal end 20 of the probe or in the proximity thereof for bending the end of the probe and is guided movably in the axial direction at the probe, wherein the optical system 6 which projects beyond the proximal end of the catheter probe 1 is guided in a flexible tube which is elastically resilient in its longitudinal direction and exerts a prestressing on the optical system in the longitudinal direction thereof in a direction towards the translucently closed optical system lumen.Type: ApplicationFiled: October 1, 2004Publication date: June 7, 2007Applicant: Polydiagnost GMBHInventor: Hansgeorg Schaaf
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Publication number: 20060264919Abstract: An endoscope with a flexible, multi-lumen catheter probe 1, a grip 3 provided at the proximal end of the probe, a control element 13 attached to the distal end of the probe and movably guided in the axial direction on catheter probe 1, wherein the catheter probe 1 is to be connected non-rotatingly to the grip 3 by means of a releasable lock 2, the distal end of the optical lumen 4 has a transparent seal 5, and optical system 6 is displacably disposed inside optic lumen 4 and can be removed from optic lumen 4.Type: ApplicationFiled: April 24, 2006Publication date: November 23, 2006Applicant: POLYDIAGNOST GmbHInventor: Hansgeorg Schaaf
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Patent number: 6764439Abstract: A device is disclosed for ophthalmologic microsurgery for improving the drainage of the aqueous humor in the eye of a living being, wherein the device has an endoscope connected to a monitor screen and includes a tube-shaped probe adapted for insertion into an eye, and one or more channels co-axially disposed therein and provided with optical elements for focusing and transmitting images from the viewing field in the eye, and wherein the probe houses a surgical tool which is movable in axial direction and about the longitudinal axis so that by means of the oscillating and/or vibrating tool a passageway can be opened in the tissue of the trabecular meshwork for connecting the anterior chamber with the Schlemm's canal.Type: GrantFiled: July 11, 2001Date of Patent: July 20, 2004Assignee: Grieshaber & Co. AG SchaffhausenInventors: Hansgeorg Schaaf, Robert Stegmann, Werner Maag
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Publication number: 20010053873Abstract: A device is disclosed for ophthalmologic microsurgery for improving the drainage of the aqueous humor in the eye of a living being, wherein the device has an endoscope connected to a monitor screen and includes a tube-shaped probe adapted for insertion into an eye, and one or more channels co-axially disposed therein and provided with optical elements for focusing and transmitting images from the viewing field in the eye, and wherein the probe houses a surgical tool which is movable in axial direction and about the longitudinal axis so that by means of the oscillating and/or vibrating tool a passageway can be opened in the tissue of the trabecular meshwork for connecting the anterior chamber with the Schlemm's canal.Type: ApplicationFiled: July 11, 2001Publication date: December 20, 2001Inventors: Hansgeorg Schaaf, Robert Stegmann, Werner Maag