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Generating a venn diagram using a columnar database management system

Granted: June 13, 2017
Patent Number: 9679000
Venn diagrams are computed for a given plurality of input sets. The process of computing the Venn diagrams is executed on columnar database systems for efficient execution. The computation of various subsets of the Venn diagrams is performed by determining subsets of various combinations of the input sets and computing set differences of the intersection sets. The process orders the execution of various steps of computing the subsets for the Venn diagram in an order that reduces the…

Performing cross-tabulation using a columnar database management system

Granted: March 21, 2017
Patent Number: 9600539
Cross tabulation operation is performed within a columnar database management system. The columnar database management system receives a request to perform a cross-tabulation operation on a set of database tables. The columnar database management system determines values of cross tabulation operation for each row of the result. The columnar database management system determines a domain for each value of the row dimension corresponding to a row combination. The columnar database…

Active system for in-situ clearing of secretions and occlusions in tubes

Granted: February 7, 2017
Patent Number: 9561337
A device for removing secretions from an artificial tube is provided. The device may include a clearing catheter and a driving mechanism that may apply repetitive motion to the clearing catheter. In another version of the device, the clearing catheter may dispense irrigation fluid and aspirate the irrigation fluid. The clearing catheter may have an irrigation and an aspiration lumen that may both reciprocate with the clearing catheter. In another version a compliant member into which…

Devices for clearing blockages in small bore in-situ artificial lumens

Granted: May 31, 2016
Patent Number: 9352122
A device for clearing blockages is provided that may have a tube that is slit. The tube may have a lumen. A reciprocating member may be provided and a portion of the reciprocating member may be located within the lumen.

Devices and methods for clearing occlusions and for providing irrigation in in-situ artificial and natural lumens

Granted: April 12, 2016
Patent Number: 9308348
Devices and methods for the effective clearing of artificial tubes, for example, in-situ clearing of artificial tubes in a living being are covered in this disclosure. The devices and methods provide a controller comprising at least one actuator for generating repetitive motion, and a stem coupled to the at least one actuator. The stem includes at least one fluid source, a conduit member in fluidic communication with the fluid source, and a reciprocating member at least partially…

Medical tool with electromechanical control and feedback

Granted: December 29, 2015
Patent Number: 9220483
A medical device for reducing the force necessary to penetrate living being tissue using a variety of reciprocating motion actuators. The reciprocating actuator drives a penetrating member, such as a needle, through the tissue at a reduced force while the device detects the passage of the penetrating member through the tissue. Upon passage of the penetrating member through the tissue, a feedback system monitors electromechanical properties of a control signal of the device and…

Devices for clearing blockages in in-situ artificial lumens

Granted: August 11, 2015
Patent Number: 9101700
Devices and methods for the effective clearing of artificial tubes, especially in-situ clearing of artificial tubes in a living being is covered in this disclosure. An elongated clearing member includes either a fixed or an adjustable element that selectively defines the portion of the elongated clearing member that is insertable within the artificial tube. The proximal end of the clearing member is releasably secured to the driving mechanism and the driving mechanisms may comprise a…

Method for clearing blockages in in-situ artificial lumens

Granted: April 21, 2015
Patent Number: 9011606
Devices and methods for the effective clearing of artificial tubes, especially in-situ clearing of artificial tubes in a living being are covered in this disclosure. An elongated clearing member includes either a fixed or an adjustable element that selectively defines the portion of the elongated clearing member that is insertable within the artificial tube. The proximal end of the clearing member is releasably secured to the driving mechanism and the driving mechanisms may comprise a…

Medical tool for reduced penetration force

Granted: March 31, 2015
Patent Number: 8992439
A medical device is provided having reduced penetration force. The device includes a body having a central hollow channel and a piezoelectric transducer received within and secured to the body. The piezoelectric transducer has a hollow portion concentric with the central hollow channel. A tubular member is associated with and in communication with the piezoelectric transducer. The tubular member has at least one open end formed concentric with the central hollow channel and the hollow…

Assistive technology for the visually impaired

Granted: February 24, 2015
Patent Number: 8964201
Disclosed are methods and apparatus for generating accessible documents. In one embodiment, an initial document in a print format is obtained. The print format of the initial document is identified as one of a plurality of print formats. A parser corresponding to the one of the plurality of print formats is applied such that the initial document is parsed according to the print format of the initial document. An intermediate document that conforms to an intermediate format is generated…

Devices for clearing blockages in in-situ artificial lumens

Granted: December 9, 2014
Patent Number: 8906169
Devices and methods for the effective clearing of artificial tubes, especially in-situ clearing of artificial tubes in a living being are covered in this disclosure. An elongated clearing member includes either a fixed or an adjustable element that selectively defines the portion of the elongated clearing member that is insertable within the artificial tube. The proximal end of the clearing member is releasably secured to the driving mechanism and the driving mechanisms may comprise a…

Medical tool for reduced penetration force with feedback means

Granted: October 28, 2014
Patent Number: 8870865
A medical device for reducing the force necessary to penetrate living being tissue using a variety of reciprocating motion actuators, including piezoelectric, voice coil, solenoids, pneumatics or fluidics. The reciprocating actuator drives a penetrating member, such as a needle, through the tissue at a reduced force while the device detects the passage of the penetrating member through the tissue. Upon passage of the penetrating member through the tissue, electrical power to the…

Medical tool for reduced penetration force with feedback means

Granted: July 15, 2014
Patent Number: 8777871
A medical device for reducing the force necessary to penetrate living being tissue using a variety of reciprocating motion actuators, including piezoelectric, voice coil, solenoids, pneumatics or fluidics. The reciprocating actuator drives a penetrating member, such as a needle, through the tissue at a reduced force while the device detects the passage of the penetrating member through the tissue. Upon passage of the penetrating member through the tissue, electrical power to the…

Medical tool for reduced penetration force with feedback means

Granted: July 15, 2014
Patent Number: 8777944
A medical device for reducing the force necessary to penetrate living being tissue using a variety of reciprocating motion actuators, including piezoelectric, voice coil, solenoids, pneumatics or fluidics. The reciprocating actuator drives a penetrating member, such as a needle, through the tissue at a reduced force while the device detects the passage of the penetrating member through the tissue. Upon passage of the penetrating member through the tissue, electrical power to the…

Devices for clearing blockages in in-situ artificial lumens

Granted: April 8, 2014
Patent Number: 8690861
A device for the in situ clearing of blockages in a tube includes a controller and a clearing member. The controller can have a housing and an actuator for generating repetitive motion. The clearing member can be releasably coupled to the controller and suitable for insertion in the tube. The tube can be at least partially disposed within a living being. The controller can be located external to the living being. The clearing member can have a first end releasably coupled to the…

Document data access

Granted: April 1, 2014
Patent Number: 8687210
Disclosed are methods and apparatus for accessing data from electronic documents stored as print streams are disclosed. In one embodiment, an electronic document conforming to one of a plurality of print formats is obtained. The electronic document is parsed according to the one of the plurality of print formats to generate an intermediate data structure conforming to an intermediate format such that the electronic document is converted to the intermediate format, wherein the…

Automated assistive technology for the visually impaired

Granted: December 31, 2013
Patent Number: 8619272
Disclosed are methods and apparatus for generating accessible documents. In one embodiment, an initial document in a print format is obtained. The print format of the initial document is identified as one of a plurality of print formats. A parser corresponding to the one of the plurality of print formats is applied such that the initial document is parsed according to the print format of the initial document. An intermediate document that conforms to an intermediate format is generated…

Methods for clearing blockages in in-situ artificial lumens

Granted: December 10, 2013
Patent Number: 8603254
A method for the in situ clearing of blockages in artificial tubes completely or partially disposed within a living being is described. The method includes coupling a first end of a releasably-securable flexible clearing member to a controller, inserting a second working end of the flexible clearing member into an opening in the artificial tube, energizing the controller such that said flexible clearing member experiences repetitive motion, and positioning the flexible clearing member…

Devices for clearing blockages in in-situ artificial lumens

Granted: November 5, 2013
Patent Number: 8574377
A device for the breaking-apart of occlusions includes a stationary fitting, a hollow tube and a second fitting configured to reciprocate so as to cause the hollow tube to be compressed and expanded. The hollow tube is coupled on one side to the stationary fitting, and the stationary fitting provides access to a hollow portion of the hollow tube.

Method and apparatus for using biopotentials for simultaneous multiple control functions in computer systems

Granted: February 19, 2013
Patent Number: 8376965
A biosignal-computer-interface apparatus and method. The apparatus includes one or more devices for generating biosignals based on at least one physiological parameter of an individual, and a computer-interface device capable of performing multiple tasks, including converting the biosignals into at least one input signal, establishing a scale encompassing different levels of the input signal, multiplying the input signal into parallel control channels, dividing the scale into multiple…