Patent application number | Description | Published |
20080291015 | Ambient Light Sensor to Adjust Display Brightness - A system for automatically adjusting the display intensity and/or illumination of surgical console controls and indicators. The invention includes a light sensor to detect the level of ambient light as well as a microprocessor with settings for ambient light threshold level and dimming amount. | 11-27-2008 |
20090005789 | Force Sensitive Foot Controller - A microsurgical system, and a foot controller for the improved operation of a microsurgical system, are disclosed. A surgeon may use the foot controller to proportionally control a surgical parameter based upon the amount of force applied to a pressure plate of the foot controller. | 01-01-2009 |
20090018512 | Pneumatically-Powered Ophthalmic Injector - An ophthalmic injection device has a dispensing chamber housing, a plunger, a shaft connected to the plunger, and a pneumatic cylinder. The dispensing chamber housing has an inner surface partially defining a dispensing chamber for holding a quantity of a substance. The plunger is engaged with the inner surface of the dispensing chamber housing, is capable of sliding in the dispensing chamber housing, and is fluidly sealed to the inner surface of the dispensing chamber housing. The pneumatic cylinder has a piston movable in a chamber. The piston is connected to a shaft. The shaft is connected to the plunger. The shaft has teeth located on its surface. A pawl is engageable with the teeth and limits movement of the shaft to a dispensing direction. Pneumatic pressure introduced into the chamber moves the piston, shaft, and plunger in a dispensing direction. | 01-15-2009 |
20090018548 | Pneumatically-Powered Intraocular Lens Injection Device with Removable Cartridge - A device for injecting an intraocular lens into an eye includes a compartment for holding an intraocular lens, a plunger engaged with the compartment, a nozzle coupled to the compartment, and a pneumatic cylinder. The pneumatic cylinder has a chamber and a cylinder connected to a shaft. The shaft is connected to the plunger. The shaft has teeth located on its surface. A pawl engages the teeth to limit the movement of the shaft to a dispensing direction. Pneumatic pressure introduced into the chamber moves the piston, shaft, and plunger in the dispensing direction so as to push the intraocular lens through the nozzle | 01-15-2009 |
20090030436 | Hydraulic acuation for microsurgical instruments - A microsurgical system capable of hydraulic actuation of microsurgical instruments. Such a system will provide greater force/mass and force/volume ratios, allow for better open loop control, and provide force to overcome tissue resistance. | 01-29-2009 |
20090082715 | System and Method For Actuation of A Vitreous Cutter - Embodiments of systems and methods disclosed herein regard simplifying and improving the performance and reliability of pneumatic actuators operable to actuate surgical cutters or shears. Various embodiments include systems and methods for vitreous cutting apparatuses utilizing self-valving vitreous cutters that actuate at a frequency based on the properties of the vitreous cutter. | 03-26-2009 |
20100057011 | Trocar cannula - A trocar cannula having a tube and a hub. The hub is attached to the proximal end of the tube so that the tube may be inserted into an incision. The proximal side of the hub is rounded, curved or slanted so as to minimize contact with the tissue surrounding the incision. | 03-04-2010 |
20110152844 | DOCKING STATION WITH TEMPERATURE CONTROL AND ELECTRONIC IDENTIFICATION SYSTEM - Disclosed is an exemplary surgical system employing a temperature controlled docking station. The surgical system may include an articulating arm that is selectively moveable within a range of positions. A tray for receiving items used in performing a procedure may be attached to the articulating arm. The docking station may be attached to the tray. The docking station may include a heating element for selectively heating the docking station, a temperature sensor for monitoring a temperature of the docking station, and a reader configured for collecting information associated with an article placed in the docking station. The surgical system may also include a controller operably connected to the heating element, the temperature sensor, and the reader. The controller may be configured to adjust a heat output of the heating element in response to a signal received from the temperature sensor and/or the reader. | 06-23-2011 |
20110245787 | Viscous fluid extraction - An extraction sleeve assembly for use in extracting a viscous fluid from the posterior segment of an eye during vitreoretinal surgery is disclosed. The extraction sleeve assembly includes a luer lock fitting and a flexible, tubular extraction sleeve. The extraction sleeve assembly facilitates a shorter extraction time for the viscous fluid. | 10-06-2011 |
20110288475 | INFUSION PRESSURE CONTROL USING BLOOD PRESSURE - Methods, systems, and software for controlling infusion pressure, such as during a medical procedure, using systemic blood pressure are described. Systemic blood pressure, such as brachial arm blood pressure or radial artery blood pressure, may be used to estimate central retinal artery blood pressure to estimate critical closing pressure. Further, the disclosure relates to controlling infusion pressure to prevent an increase in intraocular pressure above the estimated critical closing pressure when such is not desired, and, when such is desired, using systemic blood pressure and infusion pressure to control an intentional increase in intraocular pressure above the estimated critical closing pressure to stop intraocular bleeding. | 11-24-2011 |
20110295296 | Variable drive vitrectomy cutter - A vitrectomy probe having a variable duty cycle cutting mechanism is disclosed. The probe includes a motor and a cam driver rotationally driven by the motor. The cam driver has a non-planar driver surface having surface features that vary at different radii. A follower mechanism is arranged to selectively interface with the driver surface at different radii on the driver surface in a manner to selectively interface with the varied surface features at the different radii. The follower is arranged to transfer rotational movement of the cam driver into linear movement of the follower mechanism. | 12-01-2011 |
20130267988 | Devices, Systems, and Methods For Pupil Expansion - A pupil expander is disclosed. The pupil expander comprises a support member sized to expand a pupil and a plurality of engaging portions. The plurality of engaging portions are coupled to and spaced about the support member. The engaging portions have a recess and are shaped and sized to receive an inner margin of an iris. | 10-10-2013 |
20140005484 | INTERFACE FOR VIEWING VIDEO FROM CAMERAS ON A SURGICAL VISUALIZATION SYSTEM | 01-02-2014 |
20140005485 | BINOCULAR VIEWING ASSEMBLY FOR A SURGICAL VISUALIZATION SYSTEM | 01-02-2014 |
20140005486 | SURGICAL VISUALIZATION SYSTEM WITH CAMERA TRACKING | 01-02-2014 |
20140005488 | HYDRAULIC SYSTEM FOR SURGICAL APPLICATIONS | 01-02-2014 |
20140005489 | SURGICAL RETRACTOR WITH VIDEO CAMERAS | 01-02-2014 |
20140074011 | SYSTEMS AND METHODS FOR REINJECTION OF PROCESSED VITREOUS HUMOR - A system for the removal of vitreous humor and other fluids from an eye and the reinjection of filtered vitreous humor into the eye is provided. The system comprises a hollow removal device, a filter, and an infusion device. The removal device includes an element configured to cut the vitreous humor and is configured to aspirate the vitreous humor from the eye. The filter is configured to create a filtered form of vitreous humor by separating the vitreous humor from undesired components in the vitreous humor. The infusion device is fluidly coupled to the filter and is configured to return the filtered form of vitreous humor into the eye. | 03-13-2014 |
20140155817 | INFUSION PRESSURE CONTROL USING BLOOD PRESSURE - Methods, systems, and software for controlling infusion pressure, such as during a medical procedure, using systemic blood pressure are described. Systemic blood pressure, such as brachial arm blood pressure or radial artery blood pressure, may be used to estimate central retinal artery blood pressure to estimate critical closing pressure. Further, the disclosure relates to controlling infusion pressure to prevent an increase in intraocular pressure above the estimated critical closing pressure when such is not desired, and, when such is desired, using systemic blood pressure and infusion pressure to control an intentional increase in intraocular pressure above the estimated critical closing pressure to stop intraocular bleeding. | 06-05-2014 |
20140276558 | INFUSION PRESSURE CONTROL USING BLOOD PRESSURE - Methods, systems, and software for controlling infusion pressure, such as during a medical procedure, using systemic blood pressure are described. Systemic blood pressure, such as brachial arm blood pressure or radial artery blood pressure, may be used to estimate central retinal artery blood pressure to estimate critical closing pressure. Further, the disclosure relates to controlling infusion pressure to prevent an increase in intraocular pressure above the estimated critical closing pressure when such is not desired, and, when such is desired, using systemic blood pressure and infusion pressure to control an intentional increase in intraocular pressure above the estimated critical closing pressure to stop intraocular bleeding. | 09-18-2014 |
20140307078 | Method and System to Detect Ophthalmic Tissue Structure and Pathologies - A method to determine an ophthalmic tissue structure comprises measuring image data for a range of depths corresponding to a target point in an eye with an axial scanner with a probe; determining an image information by an imaging processor from the image data; identifying a tissue pathology corresponding to the target point by the processor from the image information; and signaling a user by a user indicator based on the identified tissue pathology. A corresponding apparatus comprises an axial scanner with a probe to measure image data for a range of depths corresponding to a target point in an eye; a processor to determine an image information from the image data, and to identify a tissue pathology corresponding to the target point from the image information; and a user indicator to signal a user based on the identified tissue pathology. | 10-16-2014 |
20150018622 | SURGICAL VISUALIZATION SYSTEMS - A surgical device includes one or more cameras integrated therein. The view of each of the one or more cameras can be integrated together and provided to a surgeon display and/or an assistant display. A surgical tool that includes an integrated camera may be used in conjunction with the surgical device. The image produced by the camera integrated with the surgical tool may be associated with the images generated by the one or more cameras integrated in the surgical device. The position and orientation of the cameras and/or the surgical tool can be tracked, and the surgical tool can be rendered as at least partially transparent. A surgical device may be powered by a hydraulic system, thereby reducing electromagnetic interference with tracking devices. | 01-15-2015 |
Patent application number | Description | Published |
20090093798 | SEMI-AUTOMATED OPHTHALMIC PHOTOCOAGULATION METHOD AND APPARATUS - An ophthalmic treatment system and method for performing therapy on target tissue in a patient's eye. A delivery system delivers treatment light to the patient's eye and a camera captures a live image of the patient's eye. Control electronics control the delivery system, register a pre-treatment image of the patient's eye to the camera's live image (where the pre-treatment image includes a treatment template that identifies target tissue within the patient's eye), and verify whether or not the delivery system is aligned to the target tissue defined by the treatment template. The control electronics control the delivery system to project the treatment light onto the patient's eye in response to both an activation of a trigger device and the verification that the delivery system is aligned to the target tissue, as well as adjust delivery system alignment to track eye movement. | 04-09-2009 |
20130304046 | SEMI-AUTOMATED OPHTHALMIC PHOTOCOAGULATION METHOD AND APPARATUS - A method of performing therapy on target tissue in a patient's eye of an embodiment uses an ophthalmic treatment system having a light source for producing treatment light and a delivery system for delivering the treatment light to the patient's eye. The method includes steps of: obtaining a sample treatment pattern of spots of the treatment light for projection onto the patient's eye; causing to be displayed the sample treatment pattern; receiving user instruction to add or subtract spots from the sample treatment pattern to produce a new treatment pattern; producing treatment light; and deflecting the treatment light to produce the new treatment pattern for projection onto the patient's eye. | 11-14-2013 |
20140094784 | SEMI-AUTOMATED OPHTHALMIC PHOTOCOAGULATION METHOD AND APPARATUS - An ophthalmic treatment system of an embodiment is used for performing therapy on target tissue in a patient's eye. The ophthalmic treatment system comprises, a light source, a delivery system, an obtaining means, a setting means and control electronics. The light source is configured to produce treatment light. The delivery system is configured to deliver the treatment light to the patient's eye. The obtaining means is configured to obtain information acquired by capturing the patient's eye. The setting means is used for setting a position in the patient's eye by using the information obtained by the obtaining means. The control electronics is configured to control the delivery system based on the position set by the setting means. | 04-03-2014 |
20140094785 | SEMI-AUTOMATED OPHTHALMIC PHOTOCOAGULATION METHOD AND APPARATUS - An ophthalmic treatment system of an embodiment is used for performing therapy on target tissue in a patient's eye. The ophthalmic treatment system comprises a light source, a delivery system, a storage device, an adjusting means, a display device. The light source is configured to produce treatment light. The delivery system is configured to deliver the treatment light to the patient's eye. The storage device is configured to store a treatment template that identifies target tissue within the patient's eye. The adjusting means is configured for adjusting a treatment pattern included in the treatment template. The display device is configured to display information indicating the treatment pattern included in the treatment template and display information indicating the treatment pattern that has been adjusted by the adjusting means. | 04-03-2014 |