54 results about "Test tape" patented technology

A test instrument for analyzing body fluids such as blood or urine. The instrument includes a wound test tape which can be transported from a storage space into a waste space by advancing the tap. The test tape has a plurality of test sections to which body fluid can be applied at a receiving position and also includes a measuring unit for detecting a constituent of the body fluid on an active test section. In order to carry out auxiliary instrument functions, in addition to the test sections, the test tape has one or more functional sections which can be brought into a functional position by advancing the tape.

A flexible detection / test tape includes a first flexible conductive layer, and a second flexible conductive layer positioned opposite the first conductive layer. A plurality of at least one of sensors, actuators or transducers are positioned between and are bonded to the first flexible conductive layer and the second flexible conductive layer. An insulative material is inserted around the plurality of at least one of the sensors, actuators or transducers. An electrical contact network connects to the first flexible conductive layer and the second flexible conductive layer, whereby power and control signals are provided to the flexible detection / test tape.

The invention relates to a reflecting photometer of golden mark immunity test tape that includes scanning platform, optical system, phototranslating and signal multiplication system and data gathering and control system. The scanning platform is used to locate tested golden mark immunity test tape, and the optical system includes plural illuminating optical paths and a receiving optical path. Each illuminating optical path contains a light source and an illuminating condensing lens. The receiving optical path is made up of collimating mirror, filter, condensing lens and slit diaphragm. The phototranslating and signal multiplication system is made up of phototranslating components and pre-amplification circuit, the data gathering and control system is made up of multifunction data gathering card and computer. The invention could accurately judge the tested object and the thickness. It also has the advantages of high sensitivity, objective testing result and flexible to use.

The invention relates to an ecological sound identification method on the basis of rapid sparse decomposition and deep learning, which is characterized by comprising the following steps: S01, respectively carrying out OMP (Orthogonal Matching Pursuit) sparse decomposition on pure sound and test tape noise and correspondingly outputting reconstruction signals and OMP characteristics of the pure sound and the test tape noise; S02, respectively extracting composite characteristics comprising the OMP characteristics from the pure sound and the test tape noise; S03, carrying out DBN (Dynamic Bayesian Network) model training on the composite characteristics extracted from the reconstructed pure sound; and S04, carrying out DBN model classification on the composite characteristics extracted from the reconstructed test tape noise and the trained pure sound and outputting an ecological sound category which the test tape noise belongs to. The ecological sound identification method has a more obvious effect of improving noise resistance and robustness of a system.

The present invention concerns a tape magazine especially for a hand-held device for analysing a body fluid with a test tape that can be unwound from a storage unit and wound onto a waste unit where the waste unit can be driven in order to wind forward the test tape. The invention provides that a lock which keeps the test tape under tension is integrated in the tape magazine at least on the storage unit. The present invention also concerns a hand-held device with such a tape magazine. The present invention also concerns a hand-held device with a mechanical drive for the test tape and a disposable hand-held device with polymer-based electronic components.

The present invention provides a test tape unit suitable for testing blood sugar. The test tape unit comprises an analytical test tape, a feed spool for unwinding unused test tape, a take-up spool for winding used test tape, and a tape guide to expose a section of test tape at a measuring site for receiving an application of body fluid. The tape guide has a flat support frame which stretches the test tape at the measuring site and forms the border of a measuring opening which is kept free from optical elements for producing an optical measurement.

The invention discloses a method and device for detecting wafer surface defects. The method comprises the steps of: diving a wafer into at least two test tapes, determining the positions of different chips in the test tapes, and detecting the test tapes respectively to obtain the coordinates of the defects in test tape coordinate systems with the test tapes as coordinate systems; determining the chips in which the defects are located according to the positions of the chips in the test tapes and the coordinates of the defects in the test tape coordinate systems; converting the coordinate system of each test tape into a subcoordinate system with an area, in which the chip contained by the corresponding test tape is located, as a coordinate system; and determining the coordinates of the defects in the subcoordiante systems. The method and device can be used for positioning the positions of the defects in the chips.

The invention relates to a urine analytical method and a urine analyzer realizing the analytical method. The method comprises the steps of: collecting a reflective light signal of a white point reflective test light source to control and adjust the light intensity of a test light source till the reflective light signal intensity of the a white point reaches a predetermined value; starting the test, setting a reaction waiting time, wherein a test reagent in a test strip reacts with corresponding components in the urine independently; then collecting data to of a test tape formed by corresponding test reagent according to test items; and comparing the data of the test strip with standard data or standard curves and analyzing data of the test items. The stability of the brightness of the test light source is ensured through the urine analytical method and a the urine analyzer realizing the analytical method, wherein the method comprises the step of collecting the reflective light signal of the white point reflective test light source to control and adjust the light intensity of the test light source till the collected reflective light signal intensity of the white point reaches the predetermined value. The precision and stability of the test result are ensured by controlling the brightness of the test light source in real time, so that the attenuation problem of the test light source is improved.

The present invention provides a portable blood sugar measuring device comprising a tape unit for winding a test tape forward in sections, a detection unit for detecting measured values on the sections of tape to which body fluid has been applied, and a housing to hold the tape unit and detection unit. The tape unit and / or the detection unit can be deflected relative to the housing (10) from an operating position against a flexible restoring element (18) when subjected to a shock load. Also disclosed is a novel cover having open and closed positions. The cover is positioned at an opening of the housing through which the receiving site of the tape unit protrudes. The cover thus protects the receiving site from external effects when the cover is in the closed position. Similarly, the receiving site is accessible to apply body fluid thereto when the cover is in the open position.

Apparatus for testing adhesion of an adhesive tape to a bonding surface under an applied load includes a test surface of a predetermined configuration to which a test tape may be adhered, a clamping device for grasping a free edge of the test tape, a guide for constraining the clamping device to move linearly relative to the test surface, and an actuator arrangement for driving the clamping device along the guide at a selected speed and with a selected force to apply the force to the test tape. The actuator arrangement includes a first and second linear actuators operable to generate differing ranges of force values, a motor for driving the linear actuators, and a selector arrangement for connecting the motor alternately to the first and second linear actuators according to the selected force to be applied.

A test tape cassette is disclosed that includes a cassette housing and an analytical test tape. The test tape includes a plurality of analytical test elements, a spreading fabric for applying a body fluid, and an underlying reagent layer for detecting an analyte in the body fluid. The cassette housing has an application tip that has a guide path extending longitudinally to the test tape in an arched-shape and is uncurved at right angles thereto for supporting the test tape in a kink-free manner. The guide path has an apex area with a central opening that delimits a measuring window for an optical measurement on the test elements.

The invention relates to a melamine colloidal gold test card as well as a production and application method thereof, belonging to the technical field of immunology. The rapid diagnosis card comprises a shell and a test paper strip and is characterized in that the shell is provided with a sample application hole and an observation window, the test paper strip is arranged in the shell, a cellulose nitrate film is superposed in the middle part of a polyvinyl chloride (PVC) liner plate, a water-absorbing pad and a sample pad are superposed at both ends of the PVC liner plate, the cellulose nitrate film overlaps with the water-absorbing pad and the sample pad, a length of film containing a melamine monoclonal antibody immune colloidal gold compound is attached to a sample area, and the cellulose nitrate film is provided with a test tape containing melamine coating antigens and a quality control tape containing goat-anti-mouse IgG. The test card of the invention is a rapid, accurate and sensitive diagnoses card, does not need any special instrument, has the advantage of simple operation and can meet the test requirements of food safety, animal husbandry and testing organization.

The invention relates to a peeling test rolling machine comprising a horizontal work bench, wherein a sticking plate and an adhesive tape are arranged on the work bench; a display screen providing an operation interface, wherein rolling parameters are configured through desk buttons, and the parameters comprises rolling speed, rolling direction, rolling distance and rolling frequency; a controlling chip; a step motor driver connected to the controlling chip; a step motor connected to the step motor driver; and a roller arranged on the horizontal work bench and connected to the step motor. The step motor operates under the driving of the step motor driver, which is controlled by the controlling chip, according to a configured rolling speed. Therefore, the roller rolls the adhesive tape on the sticking plate under the driving of the step motor, according to configured rolling direction, rolling distance and rolling frequency. The invention also provides a method for rolling the adhesive tape by using the peeling test rolling machine. With the peeling test rolling machine and the method provided by the invention, different types of adhesive tapes can be rolled.

The invention relates to an atmospheric radon correction method for aviation radioactivity spectrum data. The method comprises the steps of: calibrating a device in a test tape to obtain a full-spectrum aircraft background, a cosmic ray full-spectrum influence coefficient, an atmospheric radon unit spectrum, a uranium nuclide transmission coefficient (a1), a thorium nuclide transmission coefficient (a2) and a geometric coefficient (a3) of the test tape; performing data acquisition in an actual measurement area; correcting the full-spectrum aircraft background and cosmic ray full-spectrum influence coefficient of the actual measurement area according to the full-spectrum aircraft background and cosmic ray full-spectrum influence coefficient, the atmospheric radon unit spectrum, the uraniumnuclide transmission coefficient (a1), the thorium nuclide transmission coefficient (a2) and the geometric coefficient (a3) obtained during calibration; and calculating the atmospheric radon unit content of the actual measurement area and the atmospheric radon spectrum data of the actual measurement area, and finally, carrying out atmospheric radon correction on the spectrum data. According to themethod, atmospheric radon of spectral data in a full spectrum method can be corrected, and the problem that the atmospheric radon needs to be corrected in the full spectrum method is solved.

The invention discloses a kind of hemoglobin visulization colorimetric equipment, including test tape, standard colrimetric card and hard board. There is a flute at the bottom of the board, and the card is placed i nthe flute. The upper plane of the board is grid-shape, landscape orientation 8 grids and longitudinal orientation 12 grids, and the tape in turn arranges in each grid, and the card has 6 red regions from deepness to shallowness, each red standing for corresponding hemoglobin magnitude, and one judging and reading aperture in each red region. Drop the blood on each tape for about 30s, and then compare the blood spot with the color in the card to confirm the closest color and judge the result.

An apparatus for testing an edge of a workpiece for sharpness includes a body, a probe extending outwardly and pivotably mounted from the body, the probe is biased in a direction for placement against an edge of a workpiece with a predetermined force, a test head on a distal end of the probe for mounting test tape for physical contact with an edge as a test medium, a test point for mounting to the workpiece, and a continuity circuit mounted to the body in electrical communication with the test head and the test point for providing a predetermined electrical current between the test head and the test point through the workpiece when the test tape is cut sufficiently by the workpiece to allow the test head to touch the workpiece to form a complete circuit.

A test tape device is disclosed herein for use with a replaceable analytical tape cassette, where the device includes a housing having a cassette compartment covered by a cassette door and a housing opening for sample application, a protective cover that can be moved between a closed position covering the housing opening and a release position allowing access to the housing opening and a door lock for retaining the cassette door in the closed position, wherein the protective cover is coupled with the door lock via an interlocking mechanism, such that the door lock can only be unlocked in the release position of the cover.

The invention relates to a quantitative determination method for surface chalking of inorganic non-metallic materials. The method specially comprises the following steps: 1), cleaning a glass slide, drying, paving an adhesion testing tape on the glass slide, cutting through a scriber, weighing mass, recording data, repeating for 2 times, and calculating an average value as weight M0 of a blank tape; 2), paving the adhesion testing tape on the glass slide, cutting through the scriber, adhering the tape to the surface of a material to be tested, flattening through a rolling roller for three times repeatedly, taking down the tape, weighing mass, repeating for 2 times, and calculating an average value Mn; 3), according to the calculation formula that epsilon is equal to (Mn-M0) / S, calculating a mass difference, the mass of powder stripped through adhering per square meter and calculating an average value of the data. Compared with the prior art, the quantitative determination method provided by the invention has the advantages as follows: quantitative determination and analysis are carried out through equipment and instruments with standard specifications, so that the accuracy is high, operation is convenient, the equipment is convenient to carry, the experimental data is easy to process and the experimental result is quantitative and can be obtained quickly.

The invention concerns an analyte measuring system comprising a test tape (22) having a plurality of functional elements (20) including a test field (46), a further comprising a meter (12) having a tape drive (24) operable to advance the test tape (22), a light source (30) adapted to illuminate at least one measuring spot at a measuring position, and a measuring engine (32) to receive optical signals from the at least one measuring spot for detection of the analyte in the body fluid. For tape positioning, it is proposed that the measuring engine (32) comprises a signal processor (34) operable to determine if a test field (46) is in the measuring position, said determination comprising an identification of a pre-determined distance between at least two functional elements (20) in the optical signals obtained while advancing the test tape (22).

A testing device for testing adhesion seal strength of a tape to a substrate. The testing device includes a body defining a chamber having a first port in fluid communication with the chamber, a platform sealingly attached to the chamber and having an elongate opening or a plurality of openings therethrough as a second port of the chamber. The testing device further includes a frame removably mounted to the platform. The frame defines a perimeter that surrounds the second port and, when mounted to the platform, secures a test substrate thereunder against the platform with a fluid-tight seal. Methods for preparing a test sample and methods of operating the testing device are also disclosed.

The invention discloses equipment for detecting a sharp edge and a sharp point of an edge of a textile. The equipment comprises a testing instrument, a silicone rubber shaft sleeve, a single-layer self-adhesive test tape, and a tool clamp. The sharp edge and sharp point of the edge of the tested textile can be objectively reflected through the split degree of the test tape, so that an acceptable product and a waste product can be distinguished. Subjective error judgment of a manual test is overcome, and the quality of the product is improved. The skin of a user is protected against puncturing and cutting by the edge of the textile, so that the potential safety hazard is eliminated.

A cassette for loading into a bay of an analyzer device is provided, the cassette having a supply chamber for a test tape, an uptake chamber to receive used tape and a test zone between the chambers, where the tape is positioned at a test site for testing purposes, wherein the cassette includes a frame that extends across the test zone on a loading side of the tape, the frame being in a protective position relative to the tape, parallel to and aligned with the tape in the test zone, to protect the tape as the cassette is inserted into the bay of the analyzer device.

A test tape device is disclosed herein for use with a replaceable analytical tape cassette, where the device includes a housing having a cassette compartment covered by a cassette door and a housing opening for sample application, a protective cover that can be moved between a closed position covering the housing opening and a release position allowing access to the housing opening and a door lock for retaining the cassette door in the closed position, wherein the protective cover is coupled with the door lock via an interlocking mechanism, such that the door lock can only be unlocked in the release position of the cover.