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Blood-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Wearable health monitors and methods of monitoring health
October 18, 2018 - N°20180301224

Wearable technologies, such as wearable health monitors, and methods of use are provided. In some embodiments, the wearable technology can be worn at the wrist of an individual and can use an accelerometer, pulse oximeter, and electrocardiogram to measure heart rate, oxygen saturation, blood pressure, pulse wave velocity, and activity.
Blood treatment device
October 18, 2018 - N°20180301208

The present invention relates to a blood treatment device having at least one reading and/or writing apparatus which is configured to read information from a card and/or to write information to a card, and having at least one receiver into which the card can be introduced and from which the card can be removed, wherein the receiver is ...
Wearable partial task surgical simulator
October 18, 2018 - N°20180301066

A wearable device for simulating wounds and injuries received during a trauma event includes a raiment and vest for covering the torso of a person. The raiment has an outer surface with a color and a texture comparable to human skin.
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Finger vein identification method and device
October 18, 2018 - N°20180300571

A finger vein identification method and device used for effectively extracting finger vein identification characteristics to conduct finger vein identification. The method of the embodiments of the present teachings comprises: collecting a finger vein image, employing a line fitting method to extract a region of interest in the finger vein image, conducting geometric normalization and grayscale normalization processing of the ...
Accurate measurement of glutathione for disease diagnosis and drug metabolite screening
October 18, 2018 - N°20180299471

A method of measuring and calculating (preferably by a computer with output to a user) tgsh (total glutathione very particularly defined) with sample preparation and assay methods that have been confirmed to provide accurate and reliable tgsh and related diagnostic assays in blood or tissue from a patient.. .
Methods and tools for vel blood group typing
October 18, 2018 - N°20180299465

The present invention relates to methods and tools for discriminating between vel negative and vel positive phenotypes. The invention is thus useful for determining vel blood group status of individuals about to receive blood transfusion..
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Light scatter based apparatus and methods for hematology analysis using only three detectors
October 18, 2018 - N°20180299366

Disclosed herein are apparatus, systems, and methods for optically identifying and enumerating cells present in a blood sample. A light scatter detector array may be used having no more than three light scatter detectors.
Method, apparatus and micro-rheometer for measuring rheological properties of newtonian and non-newtonian fluids
October 18, 2018 - N°20180299361

Apparatus comprising a micro-rheometer (1) with a microchannel (2) and a sensor array arranged along the microchannel to measure rheological properties of a fluid. The sensor array comprises a plurality of pairs of electrodes (8, 8′), each pair being placed face to face to function as an electronic switch when the fluid flows through them.
Compositions and methods for a three dimensional ex-vivo glomerular cell co-culture biological engineering model
October 18, 2018 - N°20180298343

The invention provides compositions, methods and systems for the ex vivo co-culture of renal cells, more specifically, for the co-culture of glomerulus-derived vascular endothelial cells and podocyte cells using apparatus that mimics the in vivo cellular architecture of the renal corpuscle. The invention described herein finds a variety of uses, for example, as a model system for the study of ...
Systems for detecting, monitoring or treating diseases or conditions using engineered cells and methods for ...
October 18, 2018 - N°20180298340

Provided are methods for detecting and treating disease states, including cancer, diabetes, fibrosis, and autoimmune diseases, by detecting increased mechanical modulus, or stiffness, or targeting tissues having increased mechanical modulus, or stiffness. Practicing these methods provides specific and localized detection assays and therapies for these disease states.
Microfluidic model of the blood brain barrier
October 18, 2018 - N°20180298332

The invention relates to culturing brain endothelial cells, and optionally astrocytes and neurons in a fluidic device under conditions whereby the cells mimic the structure and function of the blood brain barrier. Culture of such cells in a microfluidic device, whether alone or in combination with other cells, drives maturation and/or differentiation further than existing systems..
Microfluidic model of the blood brain barrier
October 18, 2018 - N°20180298331

The invention relates to culturing brain endothelial cells, and optionally astrocytes and neurons in a fluidic device under conditions whereby the cells mimic the structure and function of the blood brain barrier. Culture of such cells in a microfluidic device, whether alone or in combination with other cells, drives maturation and/or differentiation further than existing systems..
Slippery liquid-infused porous surfaces and biological applications thereof
October 18, 2018 - N°20180298203

A self-healing, scratch resistant slippery surface that is manufactured by wicking a chemically-inert, high-density liquid coating over a roughened solid surface featuring micro and nanoscale topographies is described. Such a slippery surface shows anti-wetting properties, as well as exhibits significant reduction of adhesion of a broad range of biological materials, including particles in suspension or solution.
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Methods and apparatus for power conversion and data transmission in implantable sensors, stimulators, and actuators
October 18, 2018 - N°20180296849

Implantable devices and/or sensors can be wirelessly powered by controlling and propagating electromagnetic waves in a patient's tissue. Such implantable devices/sensors can be implanted at target locations in a patient, to stimulate areas such as the heart, brain, spinal cord, or muscle tissue, and/or to sense biological, physiological, chemical attributes of the blood, tissue, and other patient ...
Wearable medical system monitoring blood-related parameter
October 18, 2018 - N°20180296846

A wearable medical system includes a support structure with one or more electrodes in an unbiased state. A monitoring device monitors, for the long term, a blood-related parameter of the person.
Transvascular nerve stimulation apparatus and methods
October 18, 2018 - N°20180296835

Electrode structures for transvascular nerve stimulation combine electrodes with an electrically-insulating backing layer. The backing layer increases the electrical impedance of electrical paths through blood in a lumen of a blood vessel and consequently increases the flow of electrical current through surrounding tissues.
Intubation device with variable backflow pressure
October 18, 2018 - N°20180296782

Intubation devices, systems, and methods in which the risk of leakage of nasopharyngeal secretions, esophageal reflux, and blood is reduced, or eliminated, by means of a backflow pressure gradient that is independent of peep. Contemplated configurations include (a) a flexible tube for the controlled delivery of air and other gases to the lungs, (b) distal and proximal inflatable seals that ...
Platelet rich plasma and bone marrow aspirate cell separation and removal methods and devices
October 18, 2018 - N°20180296748

Compositions and methods for separating a sample of whole blood or bone marrow aspirate into a fraction rich in at least one of platelets and pluripotent cells are provided. A sample of whole blood can be centrifuged in a collection tube comprising a separator substance formulated to settle between the prp fraction and the at least one other fraction.
Cardiac function measuring system and extracorporeal circulator provided with cardiac function measuring system
October 18, 2018 - N°20180296747

A cardiac function measuring system 200 includes a flowmeter 70 that measures a flow rate waveform of blood from a human body while the blood is circulating outside the body in an extracorporeal circulator. A control unit 100 acquires a pulsation waveform 62 (waveform 60) which is a flow rate fluctuation waveform of blood included in a flow rate waveform measured by the flowmeter 70.
Systems and methods for detecting vascular access disconnection
October 18, 2018 - N°20180296746

A system for detecting whether a vascular access has been interrupted in an arrangement in which two catheters or needles are present in a blood vessel, fistula or graft. A fluid line leading to a pump is connected via a first connector to a first indwelling catheter, and a fluid line leading from a pump is connected via a second ...
Device and method for generating a filtered pressure signal
October 18, 2018 - N°20180296745

A signal filtering device acquires one or more pressure signals that comprise first pulses originating from a first pulse generator associated with a fluid containing system and second pulses. The signal filtering device populates (504) signal vectors by signal segments in the pressure signal(s) and computes (505) principal components for the signal vectors by principal component analysis (pca).
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