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4883 results about "Saliva" patented technology

Saliva is an extracellular fluid produced and secreted by salivary glands in the mouth. In humans, saliva is 99.5⁠% water plus electrolytes, mucus, white blood cells, epithelial cells (from which DNA can be extracted), enzymes (such as amylase and lipase), antimicrobial agents such as secretory IgA, and lysozymes.

Handheld diagnostic device with renewable biosensor

A handheld diagnostic device having a test head and a handle is equipped with an open test channel having sensors and liquid reagent dispensing opening for the diagnostic testing of body fluids. The test channel can draw in fluid sample by capillary force and be closed by a channel cover for mixing the fluid sample with liquid reagent for electrochemical reactions for providing measurement signals for diagnostic analysis by a microprocessor included in the handle. A vibration means is added for stimulating the production of the body fluid sample and for assisting mixing of the sample solution. A renewable biosensor having a reusable electrode system and a dispensing means for providing a new dose of liquid reagent is included in the test head for repeated uses of the test channel and the biosensor. A dual-dispensers system having two reagent cartridges and two dispensing lines is included for simultaneous or selective dispensing of reagents for multiple diagnostic testing. The handheld device can be used for the self-diagnostic testing of saliva, body fluid, blood and vagina fluid for home healthcare and for monitoring predetermined components in a pourable fluid. For vagina fluid applications, a handheld diagnostic device may include cream or foam dispenser for dispensing vagina medication material, lubricant, or spermicide.
Owner:KUO YOUTI

Intraoral apparatus for non-invasive blood and saliva monitoring & sensing

InactiveUS20070106138A1Dental implantsFastening prosthesisControl specimenRegimen
Controlled-specimen-sampling oral devices are described, implanted or inserted into an oral cavity, built onto a prosthetic tooth crown, a denture plate, braces, a dental implant, or the like. The devices are replaced as needed. The controlled specimen sampling may be passive, based on a dosage form, or electro-mechanically controlled, for a high-precision, intelligent, specimen sampling. Additionally, the controlled sampling may be any one of the following: sampling in accordance with a preprogrammed regimen, sampling at a controlled rate, delayed sampling, pulsatile sampling, chronotherapeutic sampling, closed-loop sampling, responsive to a sensor's input, sampling on demand from a personal extracorporeal system, sampling regimen specified by a personal extracorporeal system, sampling on demand from a monitoring center, via a personal extracorporeal system, and sampling regimen specified by a monitoring center, via a personal extracorporeal system. Specimen collection in the oral cavity may be assisted or induced by a transport mechanism, such as any one of, or a combination of iontophoresis, electroosmosis, electrophoresis, electroporation, sonophoresis, and ablation. The oral devices require replacement at relatively long intervals of weeks or months. The oral devices and methods for controlled specimen sampling apply to humans and animals.
Owner:BEISKI BEN ZION +1

Product quality enhancement in mammalian cell culture processes for protein production

The present invention describes methods and processes for the production of proteins, particularly glycoproteins, by animal cell or mammalian cell culture, illustratively, but not limited to, fed-batch cell cultures. The methods comprise feeding the cells with D-galactose, preferably with feed medium containing D-galactose, preferably daily, to sustain a sialylation effective level of D-galactose in the culture for its duration, thus increasing sialylation of the produced proteins. The methods can also comprise at least two temperature shifts performed during the culturing period, in which the temperature is lower at the end of the culturing period than at the time of initial cell culture. The cell culture processes of the invention involving two or more temperature shifts sustain a high cell viability, and can allow for an extended protein production phase. The methods can also comprise the delayed addition of polyanionic compound at a time after innoculation. Supplementation of the cultures with D-galactose, preferably in a feed medium, to sustain galactose at sialylation effective levels in the cultures until the end of a culture run reverses a decline in sialylation that accompanies culture scale up, and is advantageous for large scale culturing processes.
Owner:BRISTOL MYERS SQUIBB CO

Spicy coarse grain dried bean curd and preparation method thereof

The invention discloses spicy coarse grain dried bean curd. The spicy coarse grain dried bean curd is prepared from the following raw materials in parts by weight: 90 to 100 parts of dried soybeans, 3 to 4 parts of oat, 3 to 4 parts of millet, 4 to 5 parts of sorghum, 4 to 5 parts of corns, 2 to 3 parts of mulberries, 2 to 3 parts of hawthorn, 2 to 3 parts of jujubes, 1 to 2 parts of calamus leaves, 1 to 2 parts of platycladus orientalis leaves, 2 to 3 parts of prepared rehmannia root, 1 to 2 parts of fructus amomi, 1 to 2 parts of rehmannia flower, 1 to 2 parts of loofah sponge, 2 to 3 parts of cassia bark, and 2 to 3 parts of rhodiola rosea. A variety of grains are added into the spicy coarse grain dried bean curd, so that a nutritionally balanced structure system is formed; a plurality of seasonings are added, so that the dried bean curd tastes spicy and is easily preferred by consumers; the healthcare components of a plurality of traditional Chinese medicines are added, so that the nutrition value of the dried bean curd is high; the finished dried bean curd is ready to eat, spicy, unique, rich in nutrients and chewy, has the effects of stimulating appetite, improving digestion, tonifying liver and kidney, tonifying spleen and stomach, cooling blood to stop bleeding, promoting the secretion of saliva or body fluid and lubricating intestines, and is the best healthcare food catering to the market and consumers.
Owner:JINCAIDI FOOD CO LTD

Method for selectively combining multiple membranes for assembly into test strips

A method for selectively combining multiple membranes for assembly into test strips (such as visual blood glucose test strips with side-by-side membranes). The method includes first measuring a plurality of color parameters (e.g., L*, a* and b*color parameters) associated with membrane samples from at least two membrane lots. Next, response characteristics (e.g., blood glucose response levels) are simulated for a speculative test strip that includes, for purposes of the simulation, combined multiple membranes tentatively selected from the at least two membrane lots. The simulated response characteristics are based on the measured plurality of color parameters of the tentative selection of combined multiple membranes. Optionally, the simulated response characteristics can also be based on simulated color parameters of the tentative selection of combined multiple membranes. Subsequently, assembly of the at least two membrane lots into a test strip with combined membranes is contingent on acceptable simulated response characteristics. Any suitable color parameters can be employed. The method can be used to selectively combine two or more membranes based on any number of color parameters. The assembled test strips can be used to measure glucose, cholesterol, proteins, ketones, phenylalanine or enzymes in blood, urine, saliva or other biological fluid, as well as sample fluid characteristics (e.g., pH and alkalinity).
Owner:LIFESCAN IP HLDG LLC

Oral isolation device with evacuation chambers

An essentially a U-shaped oral isolation device having a tongue arm, a buccal arm, and a hinge section is provided. The device is an essentially hollow member having an upper suction chamber and a lower suction chamber within the hollows of the oral isolation device. Each chamber further comprising suction inlet apertures through which saliva, fluid, aerosol mist, and debris can be evacuated from the operative site, and a suction outlet chamber through which the collected saliva, fluid, and debris are removed from the device. A U-shaped hinge member joins the buccal arm and the tongue arm. It has position memory which permits the user to squeeze the arm members toward one another for placement in the mouth and upon release, the arm members exert opposing positional influence against the tongue and cheek. Also provided is a method of use for the device in which the tongue arm and buccal arms are forced toward one another. The hinged member is then inserted into the patient's oral cavity and placed around the rearmost tooth. Upon proper placement of the device, the user releases the pressure on the arms of the device, the arms thereby exerting opposing positional influence against the cheek and tongue, resulting in retraction of the tongue and cheek, thereby creating a clear operative field. A reduced pressure high volume device is then attached to the upper chamber suction outlet and a low pressure reduced volume device is attached to the lower chamber outlet.
Owner:PREMIER DENTAL PRODS +1
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