Patent application number | Description | Published |
20080299600 | Apparatus Assembly and Method for Detecting an Analyte - An apparatus assembly for detecting an analyte in a sample of material includes a generally self-contained housing and an indicator cap. The housing is moveable between a sample preparation orientation and a testing orientation and is configured to interchangeably receive a sample collection device and the indicator cap having a testing device for detecting the analyte. | 12-04-2008 |
20080302193 | Apparatus and Method For Detecting an Analyte - An apparatus assembly for detecting an analyte in a sample of material includes a valve, a frame, and a plurality of housing segments. The valve may be actuated to adjust a flow path and flow rate through the housing segments. | 12-11-2008 |
20100129837 | METHODS OF CAPTURING BACTERIAL WHOLE CELLS AND METHODS OF ANALYZING SAMPLES FOR BACTERIA - In certain embodiments, the invention relates to methods of capturing bacterial whole cells that includes the use of two or more antibodies having antigenic specificities for two or more distinct analytes characteristic of the specific bacterium. In certain embodiments, the invention relates to methods of analyzing a sample for a bacterium of interest. In particular, the methods are useful for detecting one or more analytes characteristic of a bacterium of interest, such as components of cell walls that are characteristic of a bacterium, particularly | 05-27-2010 |
20100317021 | FLUIDIC ANTIBODY-CONTAINING DEVICES AND METHODS - The invention relates to devices and methods for analyzing a sample (and preferably preparing a sample), which is particularly used in analysis, such as analysis of a sample for a bacterium of interest. | 12-16-2010 |
20100330682 | DIACETYLENIC MATERIALS FOR SENSING APPLICATIONS - Diacetylenic materials for the colorimetric detection of an analyte or exposure to certain environmental factors are disclosed as well as the polymerization reaction products of these diacetylenic compounds. | 12-30-2010 |
20110028668 | POLYDIACETYLENE POLYMER COMPOSITIONS AND METHODS OF MANUFACTURE - Polyurethane-based polymer compositions that include diacetylene segments are provided. | 02-03-2011 |
20110091903 | METHOD OF ANALYZING A SAMPLE FOR A BACTERIUM USING DIACETYLENE-CONTAINING POLYMER SENSOR - The invention relates to methods of analyzing a sample for a bacterium of interest. In particular, the methods involve an initial capture process that includes the use of one or more antibodies having antigenic specificities for one or more distinct analytes characteristic of the specific bacterium. After initial capture of a specific bacterium, techniques of analyzing involve colorimetric techniques, particularly using colorimetric sensors that include polydiacetylene (PDA) materials. | 04-21-2011 |
20110097814 | DETECTION DEVICES AND METHODS - The application discloses embodiments of detection devices including a sensor component in a flow path between a first flow path portion and a second flow path portion. In embodiments described, the sensor component includes a receptor in a polymerized composition. The receptor is configured to bind with an analyte in a test sample. Upon binding the sensor component undergoes a detectable change in response to interaction of the analyte with the receptor. | 04-28-2011 |
20110146419 | SAMPLE ACQUISITION DEVICE - A sample acquisition device includes a capillary array configured to draw in a sample and retain the sample by capillary action. The capillary array may be coupled to an elongated member, such as a stem or a hollow tube, which defines a longitudinal axis extending in a first direction. In some embodiments, the capillary array defines a major sample acquisition surface that extends in a second direction different than the first direction. A ratio of the major sample acquisition surface area to maximum volume retained by the capillary array may be selected to minimize physical binding between the capillary array and sample. In some embodiments, the device may include a feedback mechanism to indicate the relative pressure applied to a sample source with the sample acquisition device. In addition, in some embodiments, the sample acquisition device may include a suction source to help draw the sample into the capillary array. | 06-23-2011 |
20110177523 | METHODS OF ANALYZING SAMPLES FOR BACTERIA USING WHOLE CELL CAPTURE AND ATP ANALYSIS - The invention relates to methods of capturing bacterial whole cells that includes the use of one or more antibodies having antigenic specificities for one or more distinct analytes characteristic of the specific bacterium, followed by analyzing the target whole cells using a direct or indirect ATP assay. | 07-21-2011 |
20110179887 | SAMPLE ACQUISITION DEVICE - A sample acquisition device includes a body comprising a plurality of sample acquisition regions defined by at least a first wall and a second wall oriented nonparallel to the first wall. In some embodiments, the body defines a plurality of apertures that define a plurality of sample acquisition regions. In other embodiments, the walls extend from the body, and the sample acquisition regions are defined between the walls. The sample acquisition regions may be configured in some embodiments such that a user may acquire a sample by rotating the body in a first direction relative to a sample source and may release the sample by rotating the body in a second direction that is substantially opposite to the first direction. When rotated in the first direction, at least one of the first or second walls defines a surface that is inclined into a sample acquisition region. | 07-28-2011 |
20120149037 | COLORIMETRIC SENSORS CONSTRUCTED OF DIACETYLENE MATERIALS - Colorimetric sensors for detection of an analyte are disclosed. Methods of using the colorimetric sensor and a kit for the colorimetric detection of an analyte are also disclosed. | 06-14-2012 |
20120204906 | METHOD OF CONTROLLING A DECONTAMINATION PROCESS - A method of controlling a multi-step decontamination process is disclosed. The method comprises assigning articles into a plurality of groups, processing the articles through a first and/or second sub-process of the multi-step decontamination process, quantifying a biological analyte associated with residue on or in the processed articles, and setting action limits for the first and second sub-processes. A method and a system for monitoring the control of the decontamination process are also disclosed. | 08-16-2012 |
20130211310 | ENGINEERED SURFACES FOR REDUCING BACTERIAL ADHESION - Disclosed are surfaces for resisting and reducing biofilm formation, particularly on medical articles ( | 08-15-2013 |
20130273593 | STERILIZATION INDICATORS INCLUDING A NEUTRALIZER AND METHODS - Sterilization indicators that include a neutralizer, such indicators useful for testing the effectiveness of a sterilization procedure by measuring the activity of an active enzyme whose activity is correlated with the survival of microorganisms. | 10-17-2013 |
20130273594 | STERILIZATION INDICATORS INCLUDING A POROUS CARRIER AND METHODS - Sterilization indicators that include a unique porous carrier, such indicators useful for testing the effectiveness of a sterilization procedure by measuring the activity of an active enzyme whose activity is correlated with the survival of microorganisms. | 10-17-2013 |
20140099233 | WASH MONITOR AND METHOD OF USE - The present disclosure provides a monitoring device comprising a test composition, a test element comprising a test portion to which the test composition is releasably adhered, a detection reagent, and a container comprising a first end with an opening and a second end opposite the first end. The test composition comprises a predetermined quantity of tracer analyte. The container is configured to receive the test portion and configured to be operationally coupled to an analytical instrument. The tracer analyte and the detection reagent each are capable of participating in one or more chemical reaction that results in the formation of a detectable product. A method of using the monitoring device to assess the efficacy of a washing process is also provided. | 04-10-2014 |