321 results about "Diagnostic instrument" patented technology

A real-time biological data processing PC card is lightweight, cost effective, and portable. The real-time biological data processing PC card is capable of converting a host personal computer system into a powerful diagnostic instrument. Each real-time biological data processing PC card is adapted to input and process biological data from one or more biological data sensors, and is interchangeable with other real-time biological data processing PC cards. A practitioner having three different real-time biological data processing PC cards, for example, each one corresponding to a different biological data collection device, effectively carries three full-sized, powerful diagnostic instruments. The full resources of a host personal computer can be utilized and converted into a powerful diagnostic instrument, for each biological data collection device, by the insertion of one of the real-time biological data processing PC cards.

Systems and methods of utilizing communications networks and multivariate analysis to predict or recommend optimal products from a predefined population of commercially available products are disclosed. The recommendations are based on intelligence contained in processing elements and subjective and / or objective product information received from consumers or input to the systems as part of their initial setup. The output of the systems comprise sets of products that they predict the consumer will prefer and / or perform well for the problem or concern identified by the consumer. The performance and preference predictions are a function of consumer problems and product responsiveness patterns. Objective product information is generally obtained with diagnostic instruments. Data measured with the diagnostic instruments may be communicated to the data processing portions of the invention via the Internet. The outputs of the data processing portion of the system may be presented to consumers via the Internet as well.

Articulating mechanisms, link systems, and components thereof, useful for a variety of purposes including, but not limited to, the remote manipulation of instruments such as surgical or diagnostic instruments or tools, are provided. The link systems include links wherein torque can be transferred between at least two adjacent links while allowing for pivoting motion between the links. Mechanisms for preventing undesired lateral movement of links relative to one another are also provided.

Articulating mechanisms, link systems, and components thereof, useful for a variety of purposes including, but not limited to, the remote manipulation of instruments such as surgical or diagnostic instruments or tools, are provided. The link systems include links wherein torque can be transferred between at least two adjacent links while allowing for pivoting motion between the links. Mechanisms for preventing undesired lateral movement of links relative to one another are also provided.

Articulating mechanisms, link systems, and components thereof, useful for a variety of purposes including, but not limited to, the remote manipulation of instruments such as surgical or diagnostic instruments or tools, are provided. The link systems include links wherein torque can be transferred between at least two adjacent links while allowing for pivoting motion between the links. Mechanisms for preventing undesired lateral movement of links relative to one another are also provided.

Systems and methods of utilizing communications networks and multivariate analysis to predict or recommend optimal products from a predefined population of commercially available products are disclosed. The recommendations are based on intelligence contained in processing elements and subjective and / or objective product information received from consumers or input to the systems as part of their initial setup. The output of the systems comprise sets of products that they predict the consumer will prefer and / or perform well for the problem or concern identified by the consumer. The performance and preference predictions are a function of consumer problems and product responsiveness patterns. Objective product information is generally obtained with diagnostic instruments. Data measured with the diagnostic instruments may be communicated to the data processing portions of the invention via the Internet. The outputs of the data processing portion of the system may be presented to consumers via the Internet as well.

A real-time biological data processing PC card is lightweight, cost effective, and portable. The real-time biological data processing PC card is capable of converting a host personal computer system into a powerful diagnostic instrument. Each real-time biological data processing PC card is adapted to input and process biological data from one or more biological data sensors, and is interchangeable with other real-time biological data processing PC cards. A practitioner having three different real-time biological data processing PC cards, for example, each one corresponding to a different biological data collection device, effectively carries three full-sized, powerful diagnostic instruments. The full resources of a host personal computer can be utilized and converted into a powerful diagnostic instrument, for each biological data collection device, by the insertion of one of the real-time biological data processing PC cards.

An adapter for permitting a medical diagnostic instrument having an illumination source including at least one LED (light emitting diode) to be used with a power supply normally configured for use with a diagnostic instrument having at least one incandescent lamp as an illumination source. The adapter includes circuitry for compensating LED specific characteristics for permitting the power supply to be used with the LED.

A system and method for the tracking of medical instrument, components, assemblies, and sub-assemblies thereof, and maintenance information relating to the foregoing. According to the system, radio frequency identification tags are attached to or affixed on the medical instrument itself for the purpose of locating, identifying, monitoring, tracking the medical instrument and updating the maintenance and replacement activities relating to the medical instrument. In addition, radio frequency identification tags are attached to or affixed on the components, the assemblies, and the sub-assemblies, of the medical instrument in order to locate, identify, monitor, track the components, the assemblies, and the sub-assemblies and update the maintenance and replacement activities relating to these components, assemblies, and sub-assemblies. The medical instrument itself can have a radio frequency identification tag; each major component of the automated diagnostic instrument can have a radio frequency identification tag; each minor component of the automated diagnostic instrument can have a radio frequency identification tag on the container in which it is packaged. A master radio frequency identification tag correlated with a database is needed in order to collect information relating to all of the radio frequency identification tags associated with the medical instrument.

The present invention further relates to the selection of the specific filter combinations, which can provide sufficient information for multivariate calibration to extract accurate analyte concentrations in complex biological systems. The present invention also describes wavelength interval selection methods that give rise to the miniaturized designs. Finally, this invention presents a plurality of wavelength selection methods and miniaturized spectroscopic apparatus designs and the necessary tools to map from one domain (wavelength selection) to the other (design parameters). Such selection of informative spectral bands has a broad scope in miniaturizing any clinical diagnostic instruments which employ Raman spectroscopy in particular and other spectroscopic techniques in general.

An integrated medical workstation for use in patient clinical encounters includes an input device such as a bar code scanner that is interconnected to a computing device. At least one device capable of obtaining at least one physiological parameter is either attached directly to the workstation or is in communication therewith. Preferably, the input scanning device controls at least substantial overall operation of the medical workstation that can be placed, for example, into a network.

A hand held ultrasonic instrument is provided in a portable unit which performs both B mode and Doppler imaging. The instrument includes a transducer array mounted in a hand-held enclosure, with an integrated circuit transceiver connected to the elements of the array for the reception of echo signals. A digital signal processing circuit performs both B mode and Doppler signal processing such as filtering, detection and Doppler estimation, as well as advanced functions such as assembly of multiple zone focused scanlines, synthetic aperture formation, depth dependent filtering, speckle reduction, flash suppression, and frame averaging.

A downloadable agent facilitates medical image transmission in accordance with a clinical trial protocol. The agent includes program code for obtaining or receiving a medical image from a computer storage device or a DICOM-compliant diagnostic instrument, program code for accepting textual information about the patient or medical image and associating the textual information with the medical image to prevent dissociation of the textual information and the medical image, program code for executing a data compliance protocol, program code for encrypting the image and textual information and for compressing at least the image, and program code for transmitting the encrypted image and textual information across a wide area network to a remote translator for decompressing, de-encrypting and viewing of the image and textual information. The data compliance process prohibits inclusion of patient identity information in the associated textual information and medical image.

A hand held ultrasonic instrument is provided in a portable unit which performs both B mode and Doppler imaging. The instrument includes a transducer array mounted in a hand-held enclosure, with an integrated circuit transceiver connected to the elements of the array for the reception of echo signals. A digital signal processing circuit performs both B mode and Doppler signal processing such as filtering, detection and Doppler estimation, as well as advanced functions such as assembly of multiple zone focused scanlines, synthetic aperture formation, depth dependent filtering, speckle reduction, flash suppression, and frame averaging.

The invention discloses a method which is used for the recognition and the classification of an ECG and a device thereof. The method and the device obtain a QRS wave group queue obtained by an ECG diagnostic instrument, thereby being capable of obtaining the starting point, the end point, the slope and the R wave position of each QRS wave, the amplitude and the direction of the Q wave, the R wave and the S wave, the interval of two adjacent R waves, the form model of the QRS wave and the incisure and the slurring of the QRS wave and so on. The invention also discloses a mode classification method which is used for the ECG diagnostic instrument and fully borrows ideas from the thought processes of experts. The invention is the method and the device which realize the effective characteristic recognition and the mode classification of the ECG by fewer operations.

Systems and associated apparatus, methods, and computer program products, relate to a small, portable diagnostic instrument for checking the correct operation of a gas metering system that include a gas meter, an electronic corrector, and a junction there between. Some embodiments may use calibrated sensors to check the operation of a rotary or other positive displacement type gas meter or turbine meter. For example, reference sensors may be temporarily applied to monitor gas temperature and pressure, as well as the motion of a flow-responsive element (e.g., impellers, turbine, or diaphragm) in the gas meter. Measured volume signals from the gas meter system may be compared to reference volume signals determined from the reference sensors to check operation of the junction, and / or the electronic corrector. Some embodiments may detect other failure mechanisms, such as bearing-related problems in the gas meter, for example.

A system for removing liquid waste from an automated diagnostic instrument. The system comprises(a) an accumulator having at least one inlet for waste liquids and at least one outlet for waste liquids;(b) a vacuum sub-system connected to the accumulator, said vacuum sub-system comprising a vacuum pump; and(c) a drain portion for removing waste liquids comprising a peristaltic pump having spring-loaded rollers.The liquid waste from the automated diagnostic instrument is moved by means of a pressure differential created by the vacuum pump and the peristaltic pump having spring-loaded rollers.

A pulse diagnostic instrument of the present invention comprises a plurality of probes connected together and aligned laterally in series, with each probe configured for contacting a skin surface of a body limb adjacent an arterial vessel. Each probe includes a pressure sensor configured for sensing a pulse pressure of the arterial vessel and an electrically-driven pressure applicator, mounted to the pressure sensor, and configured for applying an external force through the pressure sensor to apply pressure against the arterial vessel through the skin surface during sensing of the pulse pressure.

The invention provides an automobile ECU (Electronic Control Unit) fault diagnosis information matching method based on an XML (Extensible Makeup Language), which comprises the following steps: establishing a fault diagnosis information database for each automobile manufacturer aiming at the problem that the ECU fault diagnosis information is required to be periodically upgraded, so that the use is inconvenient, compiling by adopting the XML and respectively storing in corresponding txt files; establishing a fault matching information txt file and a data flow information txt file; storing the fault diagnosis information database into an SD (Secure Digital) card of an external memory of a diagnostic instrument; and matching the ECU fault information through invoking from the SD card and analyzing the XML files of the automobile manufacturer to conveniently realize the works of fault code analysis and data flow information analysis of the diagnostic instrument. When the fault diagnosis information of a certain automobile manufacturer is required to be upgraded, the txt files corresponding to the automobile manufacturer in the SD card of the diagnostic instrument are only required to be replaced, so that the use is convenient.

An apparatus for treating tissue within a lumen may include a therapeutic or diagnostic instrument. A cleaning device may also be supported by the instrument. The cleaning device has a portion of a cleaning surface positioned proximal to the distal end of the cleaning device.

A diagnostic instrument includes an illumination system for providing illuminating light and an imaging system for directing the illuminating light to a target and for transmitting light reflected from the target to a viewing location. The imaging system includes an electrically controllable variable focus liquid lens assembly for focusing the light reflected from the target at the viewing location. The liquid lens assembly includes at least one liquid lens including a housing filled with a first liquid, and a drop of a second liquid being in contact with the first liquid in a predetermined form. The lens further includes a first electrode insulated from the second liquid and a second electrode in electrical contact with the first liquid. A variable voltage control selectively applies a voltage to the first and second electrodes to vary the focus of the lens. An electronic imager is provided to capture the reflected target image.

The invention discloses a method and system for analyzing and diagnosing an automobile fault. The method comprises the following steps of: acquiring the model configuration information and a fault code of a faulted automobile by using an automobile fault diagnostic instrument; analyzing the fault code to obtain a fault reason of the faulted automobile and automobile fittings influenced by the fault reason, and sending an analyzed result to a cloud server; enabling the cloud server to accumulate the number of generated times, stored in a database, of the fault reason of the faulted automobile so as to obtain the new number of generated times of the fault reason and generate a fault report of the faulted automobile; and sending the fault report to a smart terminal of a user of the faulted automobile. The method and the system obtain the fault reason of the faulted automobile and the automobile fittings possibly influenced by the fault reason in virtue of the analysis of the fault code, and generate the fault report in combination with the historical data of the automobile fault so as to contribute to the overall analysis of the automobile condition, and pushes the fault report to the smart terminal of the user in order that the user fast and easily knows the safety state of the automobile.

An instrument for imaging the eye and performing ophthalmic diagnostic tests is disclosed that obtain images of the structures of the eye using imaging technology such as optical coherence tomography (OCT). To assist with such imaging and / or provide additional diagnostics, the ophthalmic diagnostic instrument may additionally include a display for presenting images to the subject whose eyes and vision are being evaluated. This display system may comprise a MEMS (microelectromechanical system) scanning mirror.

The invention provides a transformer oil-paper insulation frequency domain dielectric loss integral reduction method under different temperature. An oil-paper insulation moisture and aging test product is prepared, and the characteristic quantity-frequency domain dielectric loss integral of the dielectric loss cumulative value of a certain frequency domain section of the oil-paper insulation test product under five different temperature is measured by using an insulation diagnostic instrument IDAX-300; the maximum value of the dielectric loss integral area of the oil-paper insulation moisture and aging test product at the 0.1-10Hz frequency band is acquired, and the maximum value of the dielectric loss integral area acts as a characteristic parameter; and fitting of the measurement temperature and the maximum value of the frequency domain dielectric loss integral area is performed through the least square method so that an expression of the frequency domain dielectric loss integral and aging and wetting under different temperature is acquired. Conversion of the frequency domain dielectric loss integral characteristic quantity under different temperature can be effectively performed so that accurate analysis of the test result of the transformer oil-paper insulation system frequency domain dielectric loss integral under different environmental temperature can be realized, and the influence of the measurement temperature on the transformer insulation state assessment through the frequency domain dielectric loss integral characteristic quantity can be eliminated.

In one embodiment, a device is provided including an expandable support member having a first portion and a second portion is provided. The first portion is adapted to have a smaller expansion index than the second portion. A therapeutic or diagnostic instrument is supported, at least in part, by the expandable support member first portion. In another embodiment, the support member is adapted for non-uniform expansion of the first and second portions. There are also described methods of forming therapeutic devices. There are also described methods of providing therapy to tissue in a body by positioning a device in proximity to tissue in a body selected to receive therapy. Next, the expandable support member second portion is expanded until the instrument is at a therapeutic position relative to the tissue in a body selected to receive therapy. Thereafter, therapy or diagnosis is provided to the selected tissue using the device.

An eye measurement system may include a target that moves transverse to an optical path from the target to eye, so as to relax accommodation of the lens of the eye. The target may move transverse to the optical path on a display. The patient may be fogged while the target moves transverse to the optical path, and the target may become smaller such that the patient perceives the target to be moving away from the patient. A pupil camera may measure eye position that can be correlated with the position of the target on the display to determine that the patient has maintained fixation on the moving target. A visible measurement light beam may be pulsed subsequent to and / or during motion of the target that relaxes accommodation of the eye so as to avoid visual interference of the measurement light beam with the target on the display.