Patent application number | Description | Published |
20100174190 | SYSTEM AND METHOD FOR EQUALIZING RECEIVED INTRAVASCULAR ULTRASOUND ECHO SIGNALS - A system and method are disclosed for providing an equalized ultrasound echo signal for the rendering intravascular images. The system includes an ultrasound catheter including an ultrasound transducer probe. An intravascular ultrasound console receives an ultrasound echo signal corresponding to reflections of an ultrasound signal by backscatterers. An ultrasound echo signal time-gain compensation equalizer compensates the ultrasound echo signal according to sub-bands within a frequency response spectrum of the ultrasound echo signal. After applying selective amplifier gains on the sub-bands, the sub-band signals are combined to create an equalized ultrasound echo signal. | 07-08-2010 |
20120220874 | System and Method for Equalizing Received Intravascular Ultrasound Echo Signals - A system and method are disclosed for providing an equalized ultrasound echo signal for the rendering intravascular images. The system includes an ultrasound catheter including an ultrasound transducer probe. An intravascular ultrasound console receives an ultrasound echo signal corresponding to reflections of an ultrasound signal by backscatterers. An ultrasound echo signal time-gain compensation equalizer compensates the ultrasound echo signal according to sub-bands within a frequency response spectrum of the ultrasound echo signal. After applying selective amplifier gains on the sub-bands, the sub-band signals are combined to create an equalized ultrasound echo signal. | 08-30-2012 |
20140056099 | System and Method for Focusing Ultrasound Image Data - Sold-state intravascular ultrasound (IVUS) imaging devices, systems, and methods are provided. Some embodiments of the present disclosure are particularly directed to flexible and efficient systems for focusing IVUS echo data received from transducers including polymer piezoelectric micro-machined ultrasound transducers (PMUTs). In one embodiment, an ultrasound processing system includes first and second aperture engines coupled to an engine controller, which provides aperture assignments to the first and second aperture engines. The aperture engines receive the assignment and a portion of A-line data, perform one or more focusing process on the received A-line data, and produce focused data in accordance with the aperture assignment. In some embodiments, once an aperture engine has produced focused data, the engine controller clears the aperture engine and assigns another aperture. | 02-27-2014 |
20140177935 | Adaptive Interface for a Medical Imaging System - Systems and methods for control of a medical data processing system are provided. Some embodiments are particularly directed to presenting a user interface for control of an IVUS imaging system. In one embodiment, a method comprises: presenting a set of mode options to a user at a user display device; receiving a mode selection selected by the user; determining a set of operating parameters based on the mode selection; receiving, by a medical processing system, a first set of medical sensing data; and processing, by the medical processing system, the first set of medical sensing data according to the operating parameters. The determining may be further based on at least one of a previous mode selection, a user preference, an operative course of a medical procedure, patient information, the first set of medical sensing data, a second set of medical sensing data, a status indicator, and a sensing device identifier. | 06-26-2014 |
20140180105 | SYSTEM AND METHOD FOR MULTIPATH PROCESSING OF IMAGE SIGNALS - The invention generally relates to intravascular imaging system and particularly to processing in multimodal systems. The invention provides an imaging system that splits incoming image data into two signals and performs the same processing step on each of the split signals. The system can then send the two signals down two processing pathways. Methods include receiving an analog image signal, transmitting the received signal to a processing system, splitting the signal to produce a first image signal and a second image signal, and performing a processing operation on the first image signal and the second image signal. The first and second signal include substantially the same information as one another. | 06-26-2014 |
20140180107 | ULTRASOUND IMAGING WITH VARIABLE LINE DENSITY - The invention generally relates to intravascular ultrasound imaging and to systems and methods to improve line density and image quality. The invention provides an intravascular imaging system that uses a clock device to provide a set of trigger signals for each revolution of the imaging catheter and capture various patterns of scan lines for each set of trigger signals. The system can be operated to capture two scan lines of data for each trigger signal thereby doubling scan line density compared to existing systems. The clock device can be provided by hardware, such as a rotary encoder, that is configured to define a maximum number of trigger signals that the module can provide per rotation of the catheter. | 06-26-2014 |
20150086098 | SYSTEMS AND METHODS FOR PRODUCING INTRAVASCULAR IMAGES - The invention generally relates to systems and methods for producing composite intravascular images of multiple data types. In certain embodiments, systems and methods of the invention involve causing transducers of an intravascular ultrasound device to generate a plurality of different types of data, each type of data being based on a different manner of operation of the transducers. The manner of operation of the transducers is adjusted for one of the types of data to thereby cause the transducers to generate modified data for the one type of data. The modified data is received and an intravascular image is displayed that includes the modified data. | 03-26-2015 |
20150087986 | SYSTEMS AND METHODS FOR PRODUCING INTRAVASCULAR IMAGES - The invention generally relates to systems and methods for producing intravascular images. In certain embodiments, systems and methods of the invention involve causing transducers of an intravascular ultrasound device to generate a plurality of different types of data, each type of data being based on a different manner of operation of the transducers. The systems and methods of the invention additionally involve adjusting the manner of operation of the transducers for one of the types of data to thereby adjust an acquisition frame rate of the one type of data to an adjusted acquisition frame rate. The one type of data at the adjusted acquisition frame rate is then received and an intravascular image that includes the one type of data at the adjusted acquisition frame rate is displayed. | 03-26-2015 |
Patent application number | Description | Published |
20110092777 | REMOTE TISSUE RETRACTION DEVICE - A medical device for managing tissue in an organ, such as the stomach, for retracting or positioning tissue and related organs to allow certain regions of the stomach to be acquired for a gastroplasty procedure. The medical device includes an elongated body having a proximal end and a distal end, and a tissue treatment device attached to the distal end of the elongated body. The tissue treatment device includes a first jaw opposite a second jaw, and each jaw is adapted to acquire tissue. A retractor is disposed along the tissue treatment device and adapted to be moveable from a delivery position to a retraction position to move or manage the tissue of the stomach. The medical device also includes a collapsible barrier disposed between the first and second jaws of the tissue treatment device to direct tissue into the first and second jaws separately. | 04-21-2011 |
20110166585 | SINGLE FOLD DEVICE FOR TISSUE FIXATION - A system for tissue approximation and fixation is described herein. A device is advanced in a minimally invasive manner within a patient's body to create one or several divisions or plications within a hollow body organ. The system comprises a stapler assembly having a tissue acquisition member and a tissue fixation member. The stapler assembly approximates tissue from within the hollow body organ with the acquisition member and then affixes the approximated tissue with the fixation member. In one method, the system can be used as a secondary procedure to reduce the size of a stoma within the hollow body organ. | 07-07-2011 |
20120083657 | Remote Tissue Retraction Device - A medical device for managing tissue in an organ, such as the stomach, for retracting or positioning tissue and related organs to allow certain regions of the stomach to be acquired for a gastroplasty procedure. The medical device includes an elongated body having a proximal end and a distal end, and a tissue treatment device attached to the distal end of the elongated body. The tissue treatment device includes a first jaw opposite a second jaw, and each jaw is adapted to acquire tissue. A retractor is disposed along the tissue treatment device and adapted to be moveable from a delivery position to a retraction position to move or manage the tissue of the stomach. The medical device also includes a collapsible barrier disposed between the first and second jaws of the tissue treatment device to direct tissue into the first and second jaws separately. | 04-05-2012 |
20120165844 | SINGLE FOLD DEVICE FOR TISSUE FIXATION - A system for tissue approximation and fixation is described herein. A device is advanced in a minimally invasive manner within a patient's body to create one or several divisions or plications within a hollow body organ. The system comprises a stapler assembly having a tissue acquisition member and a tissue fixation member. The stapler assembly approximates tissue from within the hollow body organ with the acquisition member and then affixes the approximated tissue with the fixation member. In one method, the system can be used as a secondary procedure to reduce the size of a stoma within the hollow body organ. | 06-28-2012 |
Patent application number | Description | Published |
20130038482 | MIXED LINEAR/SQUARE-ROOT ENCODED SINGLE SLOPE RAMP PROVIDES A FAST, LOW NOISE ANALOG TO DIGITAL CONVERTER WITH VERY HIGH LINEARITY FOR FOCAL PLANE ARRAYS - An analog-to-digital converter (ADC) converts pixel voltages from a CMOS image into a digital output. A voltage ramp generator generates a voltage ramp that has a linear first portion and a non-linear second portion. A digital output generator generates a digital output based on the voltage ramp, the pixel voltages, and comparator output from an array of comparators that compare the voltage ramp to the pixel voltages. A return lookup table linearizes the digital output values. | 02-14-2013 |
20130175430 | SPARSELY-BONDED CMOS HYBRID IMAGER - A method and device for imaging or detecting electromagnetic radiation is provided. A device structure includes a first chip interconnected with a second chip. The first chip includes a detector array, wherein the detector array comprises a plurality of light sensors and one or more transistors. The second chip includes a Read Out Integrated Circuit (ROIC) that reads out, via the transistors, a signal produced by the light sensors. A number of interconnects between the ROIC and the detector array can be less than one per light sensor or pixel. | 07-11-2013 |
20130214760 | MINIMAL POWER LATCH FOR SINGLE-SLOPE ADCs - A latch circuit that uses two interoperating latches. The latch circuit has the beneficial feature that it switches only a single time during a measurement that uses a stair step or ramp function as an input signal in an analog to digital converter. This feature minimizes the amount of power that is consumed in the latch and also minimizes the amount of high frequency noise that is generated by the latch. An application using a plurality of such latch circuits in a parallel decoding ADC for use in an image sensor is given as an example. | 08-22-2013 |
20140027610 | PRECISION CHARGE INJECTOR - A method and circuit for injecting charge into a circuit node, comprising (a) resetting a capacitor's voltage through a first transistor; (b) after the resetting, pre-charging the capacitor through the first transistor; and (c) after the pre-charging, further charging the capacitor through a second transistor, wherein the second transistor is connected between the capacitor and a circuit node, and the further charging draws charge through the second transistor from the circuit node, thereby injecting charge into the circuit node. | 01-30-2014 |
Patent application number | Description | Published |
20100004726 | SELF-EXPANDING PSEUDO-BRAIDED INTRAVASCULAR DEVICE - A self-expanding, pseudo-braided device embodying a high expansion ratio and flexibility as well as comformability and improved radial force. The pseudo-braided device is particularly suited for advancement through and deployment within highly tortuous and very distal vasculature. Various forms of the pseudo-braided device are adapted for the repair of aneurysms and stenoses as well as for use in thrombectomies and embolic protection therapy. | 01-07-2010 |
20110106138 | EXPANDABLE EMBOLI FILTER AND THROMBECTOMY DEVICE - Expandable emboli filter and thrombectomy devices adapted for use with microcatheters to remove debris from blood vessels. The devices embody expanded profiles that span the entirety of various sized target vessels and thus are particularly effective in the engagement of debris found in vessels. | 05-05-2011 |
20120055614 | SELF-EXPANDING PSEUDO-BRAIDED INTRAVASCULAR DEVICE - A self-expanding, pseudo-braided device embodying a high expansion ratio and flexibility as well as comformability and improved radial force. The pseudo-braided device is particularly suited for advancement through and deployment within highly tortuous and very distal vasculature. Various forms of the pseudo-braided device are adapted for the repair of aneurysms and stenoses as well as for use in thrombectomies and embolic protection therapy. | 03-08-2012 |
20140188208 | SELF-EXPANDING PSEUDO-BRAIDED INTRAVASCULAR DEVICE - A self-expanding, pseudo-braided device embodying a high expansion ratio and flexibility as well as comformability and improved radial force. The pseudo-braided device is particularly suited for advancement through and deployment within highly tortuous and very distal vasculature. Various forms of the pseudo-braided device are adapted for the repair of aneurysms and stenoses as well as for use in thrombectomies and embolic protection therapy. | 07-03-2014 |
Patent application number | Description | Published |
20090012553 | METHODS AND DEVICES FOR INTRAGASTRIC SUPPORT OF FUNCTIONAL OR PROSTHETIC GASTROINTESTINAL DEVICES - Disclosed herein are systems and methods for attaching or maintaining the position of a therapeutic or diagnostic device in a body lumen, such as the GI tract without necessarily requiring any penetrating attachments through any body walls. The system can include at least two elements: a proximal orientation element and a distal support element. The proximal orientation element can be configured to reside at least partially within the esophageal lumen and the distal support element can be configured to reside in the stomach, such as along the greater curve of the stomach. An intragastric support system can have a first configuration in which the long axis of the proximal orientation element is substantially parallel and/or substantially coaxial with the long axis of the distal support element, and a second configuration in which the long axis of the proximal orientation element is not substantially coaxial with the long axis of the distal support element. The second configuration can thus advantageously retain the intragastric support system in place and prevent unwanted proximal migration of the distal support element into the esophagus or distal migration into the intestine. | 01-08-2009 |
20100168782 | HIGH SPECIFIC GRAVITY INTRAGASTRIC DEVICE - The teachings are directed to an intragastric device comprising a flexible and expandable bladder having a predetermined shape upon expansion for contacting the antrum of the stomach of a subject. The device is designed to avoid passage of any part of the device beyond the pylorus and lower esophageal sphincter while the bladder is expanded during use. In these embodiments, the bladder can contain a high specific gravity material when expanded; wherein, the high specific gravity material contributes to an in vivo specific gravity of the device that ranges from about 1.2 g/ml to about 2.1 g/ml and functions to direct the device to the pyloric antrum of the subject during use of the device. Moreover, these embodiments can include a filling material comprising a biocompatible fluid component and a hydrogel component to make the device substantially leakproof and contribute to the in vivo specific gravity of the device. | 07-01-2010 |
20120296254 | METHODS AND DEVICES FOR INTRAGASTRIC SUPPORT OF FUNCTIONAL OR PROSTHETIC GASTROINTESTINAL DEVICES - Disclosed herein are systems and methods for attaching or maintaining the position of a therapeutic or diagnostic device in a body lumen, such as the GI tract without necessarily requiring any penetrating attachments through any body walls. The system can include at least two elements: a proximal orientation element and a distal support element. The proximal orientation element can be configured to reside at least partially within the esophageal lumen and the distal support element can be configured to reside in the stomach, such as along the greater curve of the stomach. | 11-22-2012 |
20140330300 | LOW VOLUME INTRAGASTRIC DEVICE - The teachings are directed to an intragastric device comprising a flexible and expandable bladder having a predetermined shape upon expansion for contacting the antrum of the stomach of a subject. The device is designed to avoid passage of any part of the device beyond the pylorus and lower esophageal sphincter while the bladder is expanded during use. In these embodiments, the bladder can contain a high specific gravity material when expanded; wherein, the high specific gravity material contributes to an in vivo specific gravity of the device that ranges from about 1.2 g/ml to about 2.1 g/ml and functions to direct the device to the pyloric antrum of the subject during use of the device. Moreover, these embodiments can include a filling material comprising a biocompatible fluid component and a hydrogel component to make the device substantially leakproof and contribute to the in vivo specific gravity of the device. | 11-06-2014 |
Patent application number | Description | Published |
20090077100 | UNIFIED GEOGRAHIC DATABASE AND METHODS OF CREATING, MAINTAINING AND USING THE SAME - A Universal Geographic Database (“UGD”) is provided that includes a real-time, automated registry/clearinghouse for the publication and retrieval of real-world locations and location-related information for businesses and other entities. By this registry, entities may publish their location and location-related information in a single place, and information services and their users can refer to this single place, via telecommunications devices, to obtain static, real-time location and location-based information about the registered locations. Each UGD record is keyed by a proprietary location address (PLA) based on the World Geographic Referencing System (WGRS). PLAs may be used as key reference and addressing terms, e.g., imbedded in digital documents, websites, GPS devices, or other information services to provide links to maps, directions, and information in the registry related to such locations. PLAs may also provide a concise, user-friendly notation for location naming and designating real-world locations and on all types of location-sensitive electronic devices. | 03-19-2009 |
20110244882 | SYSTEMS AND METHODS FOR CREATING AND USING IMBEDDED SHORTCODES AND SHORTENED PHYSICAL AND INTERNET ADDRESSES - Systems and methods are disclosed for creating and using imbedded Shortcodes. An imbedded Shortcode (ISC) and Shortcode may be uniquely associated with a full name that identifies an item of interest. The Shortcode may be visually identified when the full name is displayed by the ISC, which is select characters of the full name that are visually distinguished from the other characters of the full name. Thus, subsequent reference to the associated full name and its item of interest may be identified simply by using the Shortcode instead of the full name. For example, a user of an electronic device may observe the full name with the ISC in a visual display, and sequentially enter the characters of the Shortcode from the ISC into the electronic device to obtain additional information regarding the item of interest. | 10-06-2011 |
20130332491 | Systems and Methods for Creating and Using Imbedded Shortcodes and Shortened Physical and Internet Addresses - Systems and methods are disclosed for creating and using imbedded Shortcodes. An imbedded Shortcode (ISC) and Shortcode may be uniquely associated with a full name that identifies an item of interest. The Shortcode may be visually identified when the full name is displayed by the ISC, which is select characters of the full name that are visually distinguished from the other characters of the full name. Thus, subsequent reference to the associated full name and its item of interest may be identified simply by using the Shortcode instead of the full name. For example, a user of an electronic device may observe the full name with the ISC in a visual display, and sequentially enter the characters of the Shortcode from the ISC into the electronic device to obtain additional information regarding the item of interest. | 12-12-2013 |
20140181150 | METHODS FOR MANAGING, SEARCHING, AND PROVIDING BRAND RELATED CONTENT - Systems and methods are provided for a brand search ecosystem accessed via a network including a database of brands and branded products, locations, features, and services with input on business rules, algorithms, and information from brandholders and/or providing economic incentive payments to participants in the brand search ecosystem. The brand search ecosystem includes a brand name database including a plurality of brands and brandholders and brandbidders associated with respective brands. A search engine communicates with brandholders and the brand name database via a network for accessing information of brandholders and the brand name database to identify brandholders and brandbidders associated with brands. The search engine receives search requests from users, accesses the brand name database, and provides search results to the users. A clearing house processes economic incentive payments to brandholders and/or brandbidders associated with brands in the database. | 06-26-2014 |
20140223283 | Systems and methods for registering, administering, and using non-locational identifiers as locational addresses through location name and identifier registries - Systems and methods are provided for registering, curating, enabling, and controlling the use of non-locational identifiers, such as phone numbers and domain names, as physical addresses and location identifiers (LIDs) for purposes of providing instant access to enhanced cross-platform location information and services imbedded in other devices and services through an LID registry. An exemplary method for registration may include receiving a request from a requester to register a non-locational identifier owned by the requester and create an LID for a physical location, creating the LID within the LID registry by verifying that the LID is unique within the registry, that the requestor owns the LID, and registering the LID to the requestor within the LID registry. Users may then use the LIDs as physical addresses for purposes of navigation and obtaining information related to such physical locations only as authorized and controlled by the owners of such LIDs. | 08-07-2014 |
20140304286 | Systems and Methods for Creating and Using Imbedded Shortcodes and Shortened Physical and Internet Addresses - Systems and methods are disclosed for creating and using imbedded Shortcodes. An imbedded Shortcode (ISC) and Shortcode may be uniquely associated with a full name that identifies an item of interest. The Shortcode may be visually identified when the full name is displayed by the ISC, which is select characters of the full name that are visually distinguished from the other characters of the full name. Thus, subsequent reference to the associated full name and its item of interest may be identified simply by using the Shortcode instead of the full name. For example, a user of an electronic device may observe the full name with the ISC in a visual display, and sequentially enter the characters of the Shortcode from the ISC into the electronic device to obtain additional information regarding the item of interest. | 10-09-2014 |
20140324844 | UNIFIED GEOGRAHIC DATABASE AND METHODS OF CREATING, MAINTAINING AND USING THE SAME - A Universal Geographic Database (“UGD”) is provided that includes a real-time, automated registry/clearinghouse for the publication and retrieval of real-world locations and location-related information for businesses and other entities. By this registry, entities may publish their location and location-related information in a single place, and information services and their users can refer to this single place, via telecommunications devices, to obtain static, real-time location and location-based information about the registered locations. Each UGD record is keyed by a proprietary location address (PLA) based on the World Geographic Referencing System (WGRS). PLAs may be used as key reference and addressing terms, e.g., imbedded in digital documents, websites, GPS devices, or other information services to provide links to maps, directions, and information in the registry related to such locations. PLAs may also provide a concise, user-friendly notation for location naming and designating real-world locations and on all types of location-sensitive electronic devices. | 10-30-2014 |