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7632228 |
Membrane for use with implantable devices
The present invention provides a biointerface membrane for use with an implantable device that interferes with the formation of a barrier cell layer including; a first domain distal to the...
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7410709 |
Bio-battery
A bio-battery includes a biomolecular energy source, a first electrode and a second electrode. In some configurations, a bio-battery may also include a first cell containing the first electrode and...
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7169272 |
Microfabricated recessed disk microelectrodes: characterization in static and convective solutions
Construction and characterization of microfabricated recessed disk microelectrodes (RDMs) of 14 and 55 μm diameter are reported. The work reported here makes several new contributions to the...
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6706160 |
Chemical sensor and use thereof
A chemical sensor selectively detects an analyte in a solution. The sensor comprises a flow-through chamber, a selective membrane, a transducer, an inlet for a liquid flow containing a recognition...
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6695958 |
Electrochemical sensor
The invention relates to a sensor for detecting substance concentration or activity or for determining the presence of substances based on electrochemical reactions. The electrochemical sensor...
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6086748 |
Liposome enhanced immunoaggregation assay and test device
A test device for detecting or quantifying an analyte in a test sample includes an absorbent material having separate contact and measurement portions. The contact portion is positioned at or...
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5921922 |
Measuring of bloodgases
A method and an equipment for determining components, particularly pH, pO 2 and pCO 2 in blood. In order to facilitate the determination of blood gases, one sensor is used for measurement of...
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5718816 |
Locking sensor cartridge with integral fluid ports electrical connections, and pump tube
The present invention is a sensor cartridge into which sensors are installed. The sensor cartridge allows the sensors to be easily and reliably installed into a blood analyzer. The sensor assembly...
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5706807 |
Sensor device covered with foam membrane
An implant is provided with an open-celled silicone elastomer foam outer layer. The implant may be formed by compressively deforming beads mixed with liquid elastomer in a mold containing a...
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5469846 |
Implantable non-enzymatic electrochemical glucose sensor
A non-enzymatic implantable blood glucose detector. The detector makes use of a non-reactive tin oxide semiconductor measurement electrode which is suitably energized by an electrical power source....
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5378344 |
Ion sensor
Disclosed is an ion sensor with its electrode covered with a water-repelling organic chemically adsorbed film, which is formed with at least one hole permitting the passage of ions and preventing...
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5244561 |
Process and apparatus for the electrochemical determination of pCO.sub.2 in blood
In a blood gas analyzer, a measurement liquid, advantageously high-purity water, is fed from a suitable vessel to a diffusion cell in which the measurement liquid is brought into contact via a...
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5200051 |
Wholly microfabricated biosensors and process for the manufacture and use thereof
An efficient method for the microfabrication of electronic devices which have been adapted for the analyses of biologically significant analyte species is described. The techniques of the present...
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5160604 |
Toxic substance-detecting system with fixed microorganism membrane for water quality-monitoring
A toxic substance-detecting device detects toxic substances in water by use of a microorganism sensor to ascertain the safety of affluents flowing into sewage-treating processes, environmental...
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5000180 |
Polarographic-amperometric three-electrode sensor
For a potentiostatically operable, polarographic-amperometric sensor, in particular for biomedical use, wherein a working electrode (5) and a reference electrode (4) are covered by an electrolyte...
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4808292 |
Arrangement for stabilizing a gas-reference electrode
In a catheter or hollow needle type electrolytic measuring device having a measuring electrode and a gas reference electrode, an arrangement for stabilizing the operation of the gas reference...
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4789436 |
Method and apparatus for nondestructive in vivo measurement of photosynthesis
A device for in situ, nondestructive measurement of photosynthesis in live plants and photosynthetic microorganisms is disclosed which comprises a Clark-type oxygen electrode having a substantially...
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4534355 |
Electrochemical sensor employing a gas-permeable hydrophilic polyurethane membrane
A device for use in determining blood gas which employs a membrane of material permeable to blood gas to be determined characterized in that the membrane is hydrophilic polyurethane is described.
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4492622 |
Clark cell with hydrophylic polymer layer
An electro-chemical cell for determining a particular property or component of a fluid includes a cathode electrode, an anode electrode spaced from the cathode, an electrolyte filling a space...
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4432365 |
Physiological sensing unit
Disclosed herein is a physiological, electrically heated, thermostatically controlled sensing unit of the type used in the medical field for measuring blood contents, such as oxygen. A typical unit...
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4413627 |
Polarographic catheter probe
A polarographic catheter-shaped probe for determining analytical data of logical fluids of human beings, of animals, or of plants, and having a cathode, an anode and an electrolyte connecting the...
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4384936 |
System for determining the concentration of an L-amino acid in fermentation
Electrochemical method for determining the concentration of a carbon source and L-amino acid in a fermentation medium or cultured broth by contacting a microbial electrode consisting of an...
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3966580 |
Novel protein-immobilizing hydrophobic polymeric membrane, process for producing same and apparatus employing same
A protein-immobilizing hydrophobic polymeric membrane comprising an organic, hydrophobic polymeric substrate with a specific protein reactive group pendant therefrom in preselected concentration is...
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3689393 |
Title is not available
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