234 patents
Page 2 of 12
Utility
Alignment Improvements for Ophthalmic Diagnostic Systems
17 Aug 23
The present application describes the addition of various feedback mechanisms including visual and audio feedback mechanisms to an ophthalmic diagnostic device to assist a subject to self-align to the device.
Alexandre R. Tumlinson, Keith O'Hara, Angelo Rago
Filed: 28 Apr 23
Utility
Method of Medical Navigation
10 Aug 23
The present disclosure relates to a method of medical navigation including the method steps of: capturing a first image representation of a medical marker in a first perspective; capturing a second image representation of the medical marker in a second perspective; determining a three-dimensional representation of the medical marker on the basis of the first image representation and the second image representation; capturing a third image representation of the medical marker; and determining a spatial pose of the medical marker on the basis of a comparison of the third image representation and the three-dimensional representation of the medical marker.
Richard BÄUMER, Matthias KARL
Filed: 24 Jan 23
Utility
Method of Medical Calibration
10 Aug 23
The present disclosure relates to a method of medical calibration, including the method steps of: capturing an image representation of a medical marker and of a medical instrument connected therewith; determining a spatial pose of the medical marker on the basis of the image representation; determining a first position of a tracking point of the medical instrument on the basis of the determined spatial pose and on the basis of information relating to a spatial pose relationship between medical marker and tracking point, and determining a second position of the tracking point on the basis of the captured image representation; determining a deviation between the first position and the second position; adjusting the information relating to the spatial pose relationship between medical marker and tracking point on the basis of the determined deviation.
Richard BÄUMER, Matthias KARL
Filed: 24 Jan 23
Utility
Method for Operating a Stereoscopic Medical Microscope, and Medical Microscope
27 Jul 23
The invention relates to a method for operating a stereoscopic medical microscope, wherein deteriorated and/or invalid calibration data are recognized, wherein for this purpose mutually corresponding image representations of at least one feature arranged in capture regions of cameras of a stereo camera system of the medical microscope are captured by means of the cameras, the captured image representations are evaluated by means of feature-based image processing, wherein the at least one feature is recognized in this case in the captured image representations and a misalignment and/or a decalibration of the cameras of the stereo camera system are/is recognized on the basis of the at least one feature recognized; and wherein at least one measure is carried out depending on an evaluation result.
Felicia WALZ, Dominik SCHERER, Stefan SAUR, Marco WOERNER, Lars STOPPE, Christian PLATT
Filed: 24 Jan 23
Utility
Method for Adjusting And/or Calibrating a Medical Microscope and Medical Microscope
27 Jul 23
The invention relates to a method for adjusting and/or calibrating a medical microscope, the following being implemented for at least one observer beam path of the medical microscope: capturing respective image representations of an object at different magnification levels of a zoom optical unit, and determining a zoom center using the captured image representations as a starting point, and i) capturing respective further image representations at different axis positions of at least one linear or rotational movement axis of the medical microscope, a rotation of the capture device relative to the at least one linear or rotational movement axis being determined using the captured further image representations as a starting point, and/or ii) capturing respective further image representations of the object in different focal planes and/or at different working distances in the case of an off-centered imaging optical unit, a rotation of the capture device being determined using the captured further image representations as a starting point, and a reference marking being determined using the determined zoom center and the determined rotation as a starting point and being provided for adjustment and/or calibration purposes.
Richard BÄUMER, Marco WOERNER
Filed: 24 Jan 23
Utility
Intraocular Lens
20 Jul 23
An intraocular lens has an optic body, a haptic element mounted on the optic body and having a haptic curvature and a plurality of recesses on the side of the haptic element facing the optic body, a first actuator configured to reversibly change the haptic curvature of the haptic element such that the haptic element is moved away from the optic body from a rest position, a brace arm mounted on the optic body and the longitudinal brace arm end which is configured to be provided a recess when the haptic element is in the rest position, and a second actuator configured to reversibly change, with a change in a property of the second actuator, a brace arm curvature of the brace arm such that the recess in which the longitudinal brace arm end is to be provided can be adjusted with the property of the second actuator.
Benjamin Schreiber, Thorben Badur
Filed: 21 Mar 23
Utility
Plunger for an Injector, and Injector
20 Jul 23
A plunger for an injector to inject an intraocular lens into the capsular bag of an eye has a deformable cushion and a contact surface with a cutout in which an imaginary reference point is arranged.
Hadi Moein
Filed: 25 Mar 23
Utility
Medical Optical System, Data Processing System, Computer Program, and Non-volatile Computer-readable Storage Medium
13 Jul 23
The invention relates to a medical optical system.
Christoph Hauger, Stefan Saur, Gerald Panitz
Filed: 22 Apr 21
Utility
Stent Implant for Treating Glaucoma by Means of Intraocular Fluid Drainage from the Anterior Chamber
13 Jul 23
The present invention relates to a stent implant for treating glaucoma by means of intraocular fluid drainage from the anterior chamber, preferably in the suprachoroidal space.
Martin HACKER, Martin Kuehner
Filed: 1 Sep 21
Utility
Equipment and Methods for Refractive Surgery, Particularly for Keratoplasty
13 Jul 23
Equipment and methods for refractive surgery, including for keratoplasty.
Mark BISCHOFF, Robert POMRAENKE
Filed: 26 Mar 21
Utility
Tissue adhesive for use in a treatment method in which an ophthalmological implant is implanted in a human or animal patient, and ophthalmological implantation system
13 Jul 23
The disclosure relates to a tissue adhesive for use in a treatment method in which an ophthalmological implant is implanted in a human or animal patient and the ophthalmological implant is connected, at least partially in an integrally bonded manner, to eye tissue of the patient via the tissue adhesive.
André Wolfstein
Filed: 16 Mar 23
Utility
Surgical Microscope Having an Illumination Apparatus
13 Jul 23
A surgical microscope for visualizing a tissue region contains an illumination device with a light source and an illumination beam path for illuminating an object region with an object plane and an observation device having an observation beam path for imaging the object region with the object plane into an observation plane.
Carl Kuebler
Filed: 13 Mar 23
Utility
Accommodative Intraocular Lens
6 Jul 23
An accommodative intraocular lens includes a first lens part, a haptic, and a flexible membrane.
Benjamin Schreiber, André Wolfstein, Uwe Wolf, Jan Buchheister, Sergio Luque
Filed: 9 Mar 23
Utility
Uv-laser-based System for Refractive Error Correction, and Contact Interface
6 Jul 23
An ultraviolet laser-based (UVL) laser vision correction (LVC) system, a contact interface and a contact interface system for such a UVL-LVC system.
Hartmut Vogelsang, Dan Z. Reinstein, Wolfgang Kern, Christian Deutsch, Claus Goder
Filed: 21 May 21
Utility
Method for Operating a Microscopy System, and Microscopy System
29 Jun 23
A method for operating a microscopy system and to a microscopy system are provided.
Christian Voigt, Markus Philipp
Filed: 3 Mar 23
Utility
Ophthalmo-surgical Injector
29 Jun 23
An ophthalmo-surgical injector includes an injector body, a tip with which an intraocular lens can be pressed out of the injector, a first plunger mounted longitudinally displaceably on the injector body and having a first projection, a shaft rotatably mounted in the injector body and having a first guide and a second guide which are each wound about the shaft, and a second plunger mounted longitudinally displaceably on the injector body and having a second projection.
Mario Gerlach
Filed: 28 Feb 23
Utility
System for Laser-based Ametropia Correction, and Method for the Alignment Thereof
29 Jun 23
A method for aligning a system for laser-based ametropia correction relative to a patient's eye to be treated is disclosed.
Hartmut Vogelsang, Dan Zolan Reinstein, Christian Deutsch, Ingo Wundrich
Filed: 21 May 21
Utility
Uv-laser-based System for Correcting Vision Disorders
29 Jun 23
A focusing optical system for a UVL-LVC system with a UV laser source and a scanning system that focuses a laser in a focal field and a lens assembly with a convergent focal field.
Hartmut Vogelsang, Beate Böhme
Filed: 21 May 21
Utility
Bruch's Membrane Segmentation In Oct Volume
25 May 23
Retinal layer segmentation in optical coherence tomography (OCT) data is improved by using OCT angiography (OCTA) data to enhance a target retinal layer within the OCT data that may lack sufficient definition for segmentation.
Homayoun BAGHERINIA
Filed: 28 Apr 21
Utility
Target Apparatus for Use In a Surgical Navigation System, Surgical Navigation System, and Method for Producing Such a Target Apparatus
18 May 23
The invention relates to a target apparatus for use in a surgical navigation system, comprising at least one marker, for pose determination both by way of a device for marker reference point-based pose determination using at least two image capturing devices for imaging the marker and by way of a device for marker shape-based pose determination using at least one further image capturing device for imaging the marker , the marker having a detection surface, the detection surface having at least one first region and at least one further region, wherein the first region is designed to be more reflective than the further region, at least one portion of the first region and at least one portion of the at least one further region forming a pattern for identifying the marker, and to a surgical navigation system and a method for producing the target apparatus.
Christian VOIGT
Filed: 2 Nov 22