Paradis, CA
Francois Paradis, Boucherville CA
Patent application number | Description | Published |
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20080319313 | COMPUTER-ASSISTED SURGERY SYSTEM WITH USER INTERFACE - A method for establishing an interaction between an operator and a monitor of a computer-assisted surgery system comprises tracking a tool manipulated by the operator for providing surgical data calculated from the position/orientation of the tool. A desired interaction is identified from the operator by tracking the tool reaching a specific position and/or a specific orientation. An interactive action is activated on a monitor as a function of the desired interaction, the interactive action being unrelated to said surgical data. A motion of the tool is converted to additional interactions related to said interactive action. A computer-assisted surgery system is also provided. | 12-25-2008 |
20090099570 | HIP REPLACEMENT IN COMPUTER-ASSISTED SURGERY - A system for calculating a position and orientation of an acetabular cup in computer-assisted surgery comprises a first trackable reference secured to a pelvis, with a frame of reference being associated with the first trackable reference. A device is positionable between a femoral neck and the acetabulum of the pelvis in a known relation, the device having a second trackable reference. Sensors track the trackable references for position and orientation. A position/orientation calculator calculates a position and orientation of the frame of reference and of the device and for determining an orientation of the neck axis with respect to the frame of reference from the known relation at a desired position of the femur. An implant position/orientation calculator provides cup implanting information with respect to the orientation of said neck axis as a function of the tracking for position and orientation of at least the first trackable reference. | 04-16-2009 |
20090125117 | LEG ALIGNMENT AND LENGTH MEASUREMENT IN HIP REPLACEMENT SURGERY - A CAS system for measuring surgical parameters during hip replacement surgery comprises a first tracking reference in fixed relation with the pelvis to form a frame of reference. A registration tool is trackable. A sensor apparatus tracks the first tracking reference and the registration tool. A controller unit receives tracking data for the first trackable reference and the registration tool. The controller unit has a position and orientation calculator for calculating from the tracking data a position and orientation of the pelvic tracking reference to track the frame of reference, and of the registration tool to produce femoral models at a first and a second sequential operative steps. An alignment adjustor aligns the femoral models with the frame of reference. A surgical parameter calculator calculates surgical parameters as a function of the femoral models as aligned by the alignment adjustor. | 05-14-2009 |
20120165707 | NON-INVASIVE TRACKING OF BONES FOR SURGERY - The described method for determining at least orientation of a pelvic bone in space and for tracking movement of the pelvic bone using a computer assisted surgery (CAS) system includes removably attaching, in a non-invasive manner, at least one reference marker, in communication with the CAS system, to a skin surface covering the pelvic bone. Registering at least orientation readings of the reference marker is then performed with respect to a fixed reference in a reference coordinate system, following which at least an orientation of the pelvic bone in the reference coordinate system is determined using the orientation readings of the reference marker. These steps are repeated to update the orientation readings while tracking the pelvic bone in space. | 06-28-2012 |
20130231672 | METHOD AND SYSTEM FOR TRACKING OBJECTS IN COMPUTER-ASSISTED SURGERY - A computer-assisted surgery system comprises instruments adapted to be used to perform tasks related to surgery. A reference device is in a fixed relation to a bone. A rotating magnet creates a magnetic field plane, the rotating magnet being connected to one of the instrument and the reference device. A magnetometer on the other of the instrument and the reference device produces signals as a function of at least its orientation relative to the magnetic field plane. A processing unit tracks said orientation of the instrument relative to the bone using said signals from the magnetometer subjected to the magnetic field plane. | 09-05-2013 |
20140031722 | PELVIC DIGITIZER DEVICE WITH INERTIAL SENSOR UNIT AND METHOD - A pelvic digitizer device comprises a body comprising: a shaft having a tooling end and a handle end with a handle for being manipulated. A visual guide is oriented in a reference plane of the digitizer device. A cup is connected to the tooling end and adapted to be received in an acetabulum of a patient. An inertial sensor unit is connected to the body, the inertial sensor unit having a preset orientation aligned with the reference plane. | 01-30-2014 |
20140031829 | METHOD AND SYSTEM FOR CREATING FRAME OF REFERENCE FOR CAS WITH INERTIAL SENSORS - A digitizer device comprises an elongated body and legs connected to the elongated body. At least one joint is between the legs and the elongated body such that free ends of the legs are displaceable relative to one another. An inertial sensor unit is connected to the elongated body, the inertial sensor unit having a preset orientation aligned with the elongated body. A table reference device comprises a body adapted to be fixed to an operating table. An inertial sensor unit is with a preset orientation related to the operating table. A patient coordinate system comprising orientation data obtained from the inertial sensor units of the digitizer device and the table reference device | 01-30-2014 |
20140296856 | HIP REPLACEMENT IN COMPUTER-ASSISTED SURGERY - A system for calculating a position and orientation of an acetabular cup in computer-assisted surgery comprises a first trackable reference secured to a pelvis, with a frame of reference being associated with the first trackable reference. A device is positionable between a femoral neck and the acetabulum of the pelvis in a known relation, the device having a second trackable reference. Sensors track the trackable references for position and orientation. A position/orientation calculator calculates a position and orientation of the frame of reference and of the device and for determining an orientation of the neck axis with respect to the frame of reference from the known relation at a desired position of the femur. An implant position/orientation calculator provides cup implanting information with respect to the orientation of said neck axis as a function of the tracking for position and orientation of at least the first trackable reference. | 10-02-2014 |
20140364858 | ACETABULAR CUP PROSTHESIS POSITIONING INSTRUMENT AND METHOD - A method for assisting in positioning the acetabular cup comprises orienting a cup positioning instrument with a cup thereon in an initial reference orientation relative to an acetabulum of a pelvis with the cup forming a joint with the acetabulum, the cup positioning instrument comprising an inertial sensor unit with pre-planned orientation data for a desired cup orientation based on at least one landmark of the pelvis, The cup positioning instrument is rotated to a desired abduction angle as guided by an interface of the cup positioning instrument, based on movements relative to at least one landmark. The cup positioning instrument is rotated to a desired anteversion angle as guided by the interface of the cup positioning instrument, based on movements relative to the at least one landmark. Upon reaching the desired cup orientation as indicated by the interface, the cup is impacted into the acetabulum. | 12-11-2014 |
Jerome Paradis, Montreal CA
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20090216746 | Method, System, and Apparatus for Aggregation System for Searchable Travel Data - The system may be configured to actively obtain or passively receive charter data objects. The data objects may include information like available charter equipment (e.g., aircraft), availability location and/or time information. The system may be configured to process either a variety for object formats from a variety of data sources. The system extracts charter flight data indicators and corresponding flight characteristics to create and populate a charter flight data record, which serve as the foundation for charter data management system components. The system implements search functionality identifying charter flight data records with a best match or alternate suggested results. Charter flight records originate from multiple sources that are published/distributed in standardized or non-standardized ways. information. The system accepts and stores available flight requests from clients and automatically alert users (i.e.: indirectly through sales representatives or directly to the prospect or customer). | 08-27-2009 |
Louis Paradis, Thetford Mines CA
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20140160477 | MICRO-PLASMA EMISSION DETECTOR UNIT AND METHOD - The micro-plasma emission detector unit is for use with a gas chromatograph. It includes an airtight housing having an internal ionization chamber and a makeup gas inlet chamber, a pair of spaced-apart ionization electrodes positioned on opposite sides of the ionization chamber, and a permeation device having a semi-permeable membrane. The semi-permeable membrane is at least partially and removably insertable through the makeup gas inlet chamber. | 06-12-2014 |
Michel Paradis, Granby CA
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20110074210 | Noiseless Elastomeric Tracks For Tracked Vehicles - An endless track for providing traction to a snowmobile is provided. The endless track comprises an elastomeric body comprising an inner side for facing a plurality of wheels of the snowmobile and a ground-engaging outer side for engaging the ground. The endless track also comprises a plurality of elastomeric traction projections on the ground-engaging outer side. The endless track is free of transversal reinforcing rods extending transversally to a longitudinal direction of the endless track. When the snowmobile is operated at a given speed, less noise is generated than if the endless track had transversal reinforcing rods embedded in the elastomeric body where respective ones of the elastomeric traction projections are located but was otherwise identical. | 03-31-2011 |
20150097420 | Noiseless Elastomeric Tracks for Tracked Vehicles - An endless track for providing traction to a snowmobile is provided. The endless track comprises an elastomeric body comprising an inner side for facing a plurality of wheels of the snowmobile and a ground-engaging outer side for engaging the ground. The endless track also comprises a plurality of elastomeric fraction projections on the ground-engaging outer side. The endless track is free of transversal reinforcing rods extending transversally to a longitudinal direction of the endless track. When the snowmobile is operated at a given speed, less noise is generated than if the endless track had transversal reinforcing rods embedded in the elastomeric body where respective ones of the elastomeric traction projections are located but was otherwise identical. | 04-09-2015 |
Noemie Paradis, Quebec CA
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20110129320 | PHOTO-INTERRUPTER BASED FORCE SENSING HANDLE AND METHOD OF USE - A robotic system includes a robot for moving a payload in response to a calculated input force. Sensors in respective sensor housings are connected to a handle, each sensor including a light emitter and receiver. The sensors measure a light beam received by a respective receiver. A controller calculates the calculated input force using received light. Each sensor housing modifies an interruption of the light beam in a sensor when the actual input force is applied, and the controller controls the robot using the calculated input force. A method of controlling the robot includes emitting the light beam, flexing a portion of the sensor housing(s) using the actual input force to interrupt the light beam, and using a host machine to calculate the calculated input force as a function of the portion of the light beam received by the light receiver. The robot is controlled using the calculated input force. | 06-02-2011 |
Patrick Paradis, Quebec CA
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20120039357 | FIBER-OPTIC TEMPERATURE SENSOR ASSEMBLY - A fiber-optic temperature sensor assembly comprises a cap with an inner cavity. A sensor substance is received loosely in the inner cavity of the cap, the sensor substance having light-emitting properties adapted to change with specific temperature variations. An optical fiber has a first end received in the inner cavity of the cap and fusion spliced thereto, and a second end of the optical fiber being adapted to be connected to a processing unit for transmitting light signals from the sensor substance to the processing unit when the fiber-optic temperature sensor assembly is subjected to specific temperatures. A method for manufacturing the fiber-optic temperature sensor assembly is defined. | 02-16-2012 |
Pierre-Yves Paradis, Salaberry-De-Valleyfield CA
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20150284301 | METHOD OF MANUFACTURING MULTI-LAYERED PROPELLANT GRAINS - A method of manufacturing a multi-layered propellant grain is provided. The method of the present disclosure simplifies the setup necessary to produce multi-layered propellants by using industrial equipment that is more energy and space efficient than the machinery that is conventionally employed for such processes. The method comprises providing a first propellant formulation; providing a die configured to provide a structure having an outer shell and a hollow interior when material is extruded therethrough; extruding the first propellant formulation through said die, to produce a first propellant layer having an outer shell defining a hollow interior in the form channel having open ends; providing a second propellant formulation, said second propellant formulation being of low viscosity; injecting said second propellant formulation into said channel defined by said first propellant layer to form a second propellant layer disposed in said channel; and hardening said second propellant layer. The first and second propellant layers have different rates of burning. | 10-08-2015 |
Roger Paradis, Mont Saint-Hilaire CA
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20100163428 | PROCESSES AND APPARATUSES FOR TREATING AND/OR INCREASING DRYNESS OF A SUBSTANCE - There are provided apparatuses for increasing dryness of a substance. The apparatuses comprise at least one module, each of the module(s) comprising at least two electrodes adapted to submit the substance to an electric current. The electrodes are also adapted to compress the substance. There are also provided processes for increasing dryness of a substance. | 07-01-2010 |
20130313117 | PROCESSES AND APPARATUSES FOR TREATING AND/OR INCREASING DRYNESS OF A SUBSTANCE - There are provided apparatuses for increasing dryness of a substance. The apparatuses comprise at least one module, each of the module(s) comprising at least two electrodes adapted to submit the substance to an electric current. The electrodes are also adapted to compress the substance. There are also provided processes for increasing dryness of a substance. | 11-28-2013 |
Roger Paradis, Mont St-Hilaire CA
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20100086437 | PROCESSES FOR DEACTIVATING MICROORGANISMS IN SOLID MATERIALS - There is provided a process for at least partially deactivating microorganisms in a solid material. The process comprising submitting the solid material to an electric current having a voltage gradient of at least 3 volts per centimeter of solid material to be treated, and a current density of at least 2 mA per cm | 04-08-2010 |
20100129559 | ADJUSTABLE ROLLER APPARATUS FOR SPREADING SUBSTANCES - There is provided a system for spreading a substance. The system comprises a at least two rotating means disposed in a housing. The rotating means are adapted to compress and move said substance. The system permits to control the thickness of the substance to be spread through the outlet. Methods for spreading a substance are also provided. | 05-27-2010 |
Vincent Paradis, Montreal CA
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20130067930 | AXIAL BOLTING ARRANGEMENT FOR MID TURBINE FRAME - A mid turbine frame of a gas turbine engine has a plurality of circumferentially spaced load transfer spokes extending radially between outer and inner cases. The load transfer spokes have a circumferentially enlarged inner end which is mounted to the inner case by a plurality of axially disposed fasteners extending through the inner case and spokes. | 03-21-2013 |
20130195643 | STRESS RELIEVING SLOTS FOR TURBINE VANE RING - A turbine vane ring has a radially outer and inner annular shrouds defining therebetween an annular gaspath. Circumferentially spaced-apart airfoil vanes extend radially across the gaspath between the outer and the inner shrouds. The radially outer shroud has a circumferentially continuous cylindrical wall extending axially from a leading edge to a trailing edge. A set of circumferentially distributed stress relieving slots is defined in the leading edge of the cylindrical wall at locations adjacent to the leading edge of at least some of said airfoil vanes. The stress relieving slots extend radially through the cylindrical wall from the radially inner surface to the opposed radially outer surface thereof. | 08-01-2013 |
Vincent Paradis, Longueuil CA
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20140255159 | INTEGRATED STRUT-VANE - An integrated strut and turbine vane nozzle (ISV) has inner and outer annular duct walls defining an annular flow passage therebetween. Circumferentially spaced-apart struts extend radially across the flow passage. Circumferentially spaced-apart vanes also extend radially across the flow passage and define a plurality of inter-vane passages. Each of the struts is integrated to an associated one of the vanes to form therewith an integrated strut-vane airfoil. The inter-vane passages on either side of the integrated strut-vane airfoil may be adjusted for aerodynamic considerations. The vanes may be made separately from the struts and manufactured such as to cater for potential misalignments between the parts. | 09-11-2014 |
20150044032 | INTEGRATED STRUT AND VANE ARRANGEMENTS - In an integrated strut and turbine vane nozzle (ISV) configuration, lug/slot or tag/groove arrangements may be provided between an interturbine duct (ITD) of the ISV and a vane ring of the ISV such that struts of the ITD and associated vanes are angularly positioned to form integrated strut-vane airfoils, reducing mismatch at the integration. | 02-12-2015 |
20150098812 | INTEGRATED STRUT AND TURBINE VANE NOZZLE ARRANGEMENT - An integrated strut and turbine vane nozzle (ISV) arrangement according to an embodiment, includes a single-piece interturbine duct (ITD) and a plurality of vane nozzle segments removably attached to the ITD. Vane airfoils of the vane nozzle segments in combination with trailing edge portions of the struts, form a vane nozzle integrated with the ITD. | 04-09-2015 |
20150275764 | SHAFT ASSEMBLY OF A GAS TURBINE ENGINE AND METHOD OF CONTROLLING FLOW THEREIN - A gas turbine engine comprises a shaft assembly including a hollow shaft of the gas turbine engine and a plug connected to the inlet end of the shaft. The hollow shaft has a shaft bore having a bore diameter. The hollow shaft has an inlet end for receiving a first portion of an incoming air flow. The plug has a plug bore therethrough, and an inlet end having an inlet diameter. The inlet diameter of the plug is smaller than the bore diameter. The plug includes a deflection surface adapted to deflect a second portion of the incoming air flow away from the shaft bore. A plug for connecting to an end of a hollow shaft of a gas turbine engine and s method of controlling a flow of fluid through a shaft having a bore therethrough of a gas turbine engine are also presented. | 10-01-2015 |
Yvan Paradis, St-Charles-De-Drummond CA
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20090005173 | Method of Providing Gaming Addiction Control Solutions in a Gaming Establishment - Embodiments of the present invention provide systems and methods for performing monitoring of gaming behaviour and applying remedies when the gaming behaviour is evaluated as being outside acceptable settings. A system is described wherein gaming machines are networked with a server housing databases and programs adapted to store player identifications, to store transactions, to determine when behaviour is outside acceptable settings and to signal a system component used by the identified player to apply a remedy. Also described are methods applied by the server and gaming system components are described in order to perform gaming behaviour monitoring and apply remedies when appropriate. Finally, there is described means and programs for players to provide acceptable gaming settings and remedies to be applied. | 01-01-2009 |