| University of Utah Patent applications |
| Patent application number | Title | Published |
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| 20120038468 | MULTIDIRECTIONAL CONTROLLER WITH SHEAR FEEDBACK - A multidirectional control system with shear feedback, comprising at least one stationary body, a plurality of tactors disposed within the at least one movable body or the at least one stationary body. In some embodiments, a moveable body is included, such that the tactors have at least one degree of freedom of motion with respect to the stationary body or the moveable body within which they are disposed and are operable to engage target areas of a user's skin; and a plurality of actuators capable of moving the tactors. | 02-16-2012 |
| 20110306976 | BONE PLATE AND KEEL SYSTEMS - Systems and methods for stabilizing portions of bone are provided. In some aspects, a bone plate system includes a plate configured to be fastened to at least one bone portion. The plate includes a keel slot and a locking assembly. The bone plate system also includes a keel configured to extend into the at least one bone portion through the keel slot. The locking assembly is configured to substantially prevent the keel from dislodging from the plate when the keel extends into the at least one bone portion through the keel slot. | 12-15-2011 |
| 20110278000 | GEOTHERMAL WELL DIVERSION AGENT FORMED FROM IN SITU DECOMPOSITION OF CARBONYLS AT HIGH TEMPERATURE - A method of selectively blocking fractures in a subterranean formation by injecting a diversion agent into the well is disclosed. According to one embodiment, the method comprises injecting a diversion agent into a subterranean formation to form an alkaline-earth carbonate precipitate from decomposition of a carbonyl compound, wherein the diversion agent includes the carbonyl compound and an alkaline-earth halide salt. | 11-17-2011 |
| 20110215888 | WIRELESS CONTROL OF MICROROBOTS - Wireless control of a microrobot can be performed using a magnetic field originating from a localized control magnet source relative to a body into which the microrobot is placed. Torque forces which contribute to rotation (and propulsion) of the microrobot can overcome magnetic forces which produce attraction or repulsion between the microrobot and the control magnet. | 09-08-2011 |
| 20110206226 | OFFENDING FREQUENCY SUPPRESSION IN HEARING AIDS - Adaptive notch filters can be used to estimate offending frequencies caused by feedback within a hearing aid system. The offending frequencies can be suppressed by filtering. Offending frequencies can be identified based on variability of the adaptive notch filter parameters. | 08-25-2011 |
| 20110169404 | TRAVELING WAVE ELECTRON DEVICE WITH MEMBRANE-SUPPORTED SLOW WAVE CIRCUIT - A traveling wave device includes a slow wave circuit supported by a dielectric membrane. The dielectric membrane can have a thickness substantially smaller than a wavelength of operation of the traveling wave device. | 07-14-2011 |
| 20110168530 | NEMS SWITCHES, LOGIC DEVICES, AND METHODS OF MAKING SAME - Nanoelectromechanical devices use a cantilevered beam supported by a base. The cantilevered beam is constructed with a nanoscale gap (e.g., less than 10 nm) separating the cantilevered beam from an electrical structure. A low voltage (e.g., less than 2 volts) applied to the cantilevered beam can cause the beam to bend and make contact with the electrical structure. High switching speeds (e.g., less than 10 ns) can be provided. The electrical structure can be a second cantilevered beam or another structure. | 07-14-2011 |
| 20110087295 | BONE FIXATION SYSTEMS - Systems and methods for stabilizing and/or compressing portions of bone are provided. In some aspects, a bone plate system may comprise a plate having a bone engaging surface. The plate may be fastened to two bone portions having a joint line therebetween. The system may also include a keel projecting from the bone engaging surface. The keel may extend into the bone portions and span the joint line when the plate is fastened to the bone portions. In some aspects, a ratio of an average thickness of the plate to an average width of the plate may be less than or equal to about 0.11. | 04-14-2011 |
| 20110087229 | BONE FIXATION AND COMPRESSION SYSTEMS - Systems and methods for stabilizing and/or compressing portions of bone are provided. In some aspects, a bone plate system may comprise a plate having a bone engaging surface. The plate may be fastened to two bone portions having a joint line therebetween. The system may also include a keel projecting from the bone engaging surface. The keel may extend into the bone portions and span the joint line when the plate is fastened to the bone portions. In some aspects, a ratio of an average thickness of the plate to an average width of the plate may be less than or equal to about 0.11. | 04-14-2011 |
| 20100217268 | INTERVERTEBRAL MILLING INSTRUMENT - An intervertebral milling instrument for removing calcified fibrous cartilage (CFC) from adjacent vertebrae during spinal fusion or spacer implantation surgery. The milling instrument includes a grinding wheel carried within a guide housing sized to fit closely into the intervertebral space, and to expose the grinding wheel on opposite sides thereof for controlled removal of CFC layers from adjacent cortical end plates. The grinding wheel is rotatably driven as by attachment to a surgical drill, preferably to include saline supply to and suction removal from the grinding site. The controlled removal of CFC layers is limited to about 100 to about 250 microns, thereby avoiding exposing the cortical end plates without excessive bone removal. The instrument is conveniently provided in a kit having multiple guide housings and associated grinding wheels of different sizes to fit into different intervertebral spaces. | 08-26-2010 |
| 20100173937 | USE OF TETRAKIS-QUATERNARY AMMONIUM SALTS AS PAIN MODULATING AGENTS - Provided are methods of modulating, treating, reversing and/or preventing pain using tetrakis quaternary ammonium compounds, especially regarding pain of central and/or peripheral origin and/or pain which is nociceptive, neuropathic, somatic, visceral, and/or inflammatory in nature. | 07-08-2010 |
| 20100152864 | OSSEOINTEGRATED IMPLANT WITH ELECTRICAL STIMULATION - An osseointegrated implant for an amputee includes a surgically implanted post-shaped orthopedic implant rigidly supported by patient bone, wherein the implant protrudes through overlying stump tissue to an external location for suitable attachment to a prosthetic limb or the like. A non-invasive electrical stimulation system provides controlled electrical stimulation at the implant-bone interface for achieving rapid and secure fixation by osseointegration in a significantly reduced rehabilitation time. The electrical stimulation system utilizes at least one and preferably multiple electrodes mounted externally onto the patient in close proximity to the implant-bone interface, with an external portion of the implant providing a second electrode. In one preferred form, the implant comprises a base structure of titanium or titanium alloy or the like, coated with a thin film of a highly conductive substance such as gold for improved electrical conductivity. | 06-17-2010 |
| 20100102815 | DYNAMIC COMPOSITE GRADIENT SYSTEMS FOR MRI - A composite gradient system is described, including a body gradient system and an insert gradient system, in which the body gradient system and the insert gradient system can be driven independently and simultaneously. The composite gradient system can provide an operator with the flexibility of imaging a subject using the body gradient system alone, the insert gradient system alone, or both gradient systems simultaneously, and therefore enjoy the advantages of each gradient system. In some embodiments, the body gradient system and the insert gradient system may be driven concurrently during an imaging sequence to produce composite magnetic field gradients having high amplitude and/or fast slew rate, resulting in high image resolution and/or fast image acquisition. In some embodiments, a subject may be imaged using the body gradient system alone while leaving the insert gradient system in place. | 04-29-2010 |
| 20100094120 | PREDICTING EFFICACY OF PSYCHIATRIC TREATMENT - Methods and systems are described for determining, in a patient that suffers from a mood disorder (e.g., depression), a propensity of the patient to manifest reduced symptoms or levels of indicators of the mood disorder in response to a psychiatric treatment. This can involve determining levels of a marker (e.g., a metabolite) indicative of a brain bioenergetic state of the patient that is predictive of whether the patient will response favorably to an antidepression treatment. Such bioenergetic state markers, tending to normalize in response to antidepression therapy, can include, e.g., a pH, a magnesium level, and a phosphorus level. Brain levels of such markers can be determined by, e.g., | 04-15-2010 |
| 20090313891 | PI-CONJUGATED HEAVY-METAL POLYMERS PARTICULARLY SUITED TO HYDROPONIC APPLICATIONS - A class of organic light-emitting diodes (OLEDs) emit light tailored to the absorption spectra of growing plants. Upon photoexcitation, the OLEDs generate light in both the blue-green and red regions of the visible spectrum. A heavy metal atom present in the π-conjugated polymer chain (such as platinum and/or iridium) acts via the spin-orbit coupling mechanism to cause an enhancement of the ratio of fluorescent to phosphorescent emission to be of approximately equal strength. These two emission bands overlap the absorption spectra of common plants grown under hydroponic conditions. | 12-24-2009 |
| 20090310332 | PI-CONJUGATED HEAVY-METAL POLYMERS FOR ORGANIC WHITE-LIGHT-EMITTING DIODES - A polymer mixture emits a broad spectrum of visible light that appears white or near-white in the aggregate. The polymer mixture comprises two (or more) components in the active layer. A heavy atom, such as platinum and/or iridium, present in the backbone of the mixture acts via a spin-orbit coupling mechanism to cause the ratio of fluorescent to phosphorescent light emission bands to be of approximately equal strength. These two broad emissions overlap. resulting in an emission spectrum that appears to the eye to be white. | 12-17-2009 |
| 20090262950 | MULTI-CHANNEL ACOUSTIC ECHO CANCELLATION SYSTEM AND METHOD - Techniques for multi-channel acoustic echo cancellation include adaptive filtering. An adaptive filter can use a lattice predictor of order M coupled to an adaptive LMS/Newton filter of length N, wherein M| 10-22-2009 | |
| 20090220567 | Pure Populations of Astrocyte Restricted Precursor Cells and Methods for Isolation and Use Thereof - An isolated, pure homogeneous population of mammalian astrocyte restricted precursor cells which is CD44 immunoreactive and which generate astrocytes but not oligodendrocytes is provided. Methods for isolating and using these mammalian astrocyte restricted precursor cells are also provided. | 09-03-2009 |
| 20090005316 | ALPHA-CONOTOXIN MII ANALOGS - The invention relates to novel conopeptides and/or novel uses of conopeptides. The conopeptides of the invention are analogs of α-Conotoxin MII that are selective for α6-containing nAChRs as described herein. | 01-01-2009 |
| 20080308816 | TRANSISTORS FOR REPLACING METAL-OXIDE SEMICONDUCTOR FIELD-EFFECT TRANSISTORS IN NANOELECTRONICS - Junction field effect transistors (JFETs) are shown to be a viable replacement for metal oxide semiconductor field effect transistors (MOSFETs) for gate lengths of less than about 40 nm, providing an alternative to the gate leakage problems presented by scaled down MOSFETs. Integrated circuit designs can have complementary JFET (CJFET) logic cells substituted for existing MOSFET-based logic cells to produce revised integrated circuit designs. Integrated circuits can include JFETS where the channel comprises a wide bandgap semiconductor material and the gate comprises a narrow bandgap semiconductor material. Mixtures of JFET and MOSFET transistors can be included on an integrated circuit design. | 12-18-2008 |
| 20080273632 | Estimation of Log-Likelihood Using Constrained Markov-Chain Monte Carlo Simulation - Log likelihood ratios for data bits transmitted in a multi-dimensional signal are estimated using multiple Markov chain Monte Carlo simulations (MCMC). The MCMC simulations can include constraining symbols based on a most-likely symbol to improve the likelihood of finding distances for non-most-likely symbols. The log likelihood ratios can be calculated based on distances of the most-likely symbol and the non-most-likely symbols. | 11-06-2008 |
| 20080220430 | Methods for assessing risk for cardiac dysrythmia in a human subject - The present invention relates to methods for assessing the risk of a patient for developing a potentially fatal cardiac dysrhythmia and for diagnosing Andersen's Syndrome. A tissue sample from a patient is obtained and the DNA or proteins of the sample isolated. From the DNA and protein isolates the sequence of the KCNJ2 gene or the Kir2.1 polypeptide can be obtained. The KCNJ2 gene or the Kir2.1 can be screened for alteration as compared to the wile-type sequence. An alteration in a copy of the KCNJ2 gene or a Kir2.1 polypeptide indicates that the patient has a high risk for developing a cardiac dysrhythmia and can be diagnosed with Andersen's Syndrome. The invention also related to isolated nucleic acid molecules with one or more alterations as compared to the wild-type sequence. | 09-11-2008 |
