microtube (Total 193 Patents Found)

The present invention relates to the use of nucleic acid methylation and methylation profiles to detect predict sensitivity of cells to cytotoxic chemotherapies, and in particular to microtubule based therapies, for example taxanes. The invention relates to methods for identifying a methylation profile of the checkpoin...
A process for producing a tube suitable for microfluidic devices. The process uses a uniformly-doped first material having a first portion into which a channel is etched partially through the first material between second and third portions of the first material. The first material is then bonded to a second material s...
A hollow microtube structure capable of being used as a minimally invasive electrode, a production method thereof, and a biopsy device using the hollow microtube structure. The hollow microtube structure includes a semiconductor substrate and at least one hollow tube formed on a surface of the semiconductor substrate. ...
La présente invention concerne un dispositif de raccord (10) qui s'adapte à une extrémité d'un microtube (12) polymère en communication fluidique avec un raccord femelle fileté (22) intérieurement pourvu d'une butée de fond (38). Le dispositif de raccord comporte un écrou mâle (16) dans lequel est...
A lipid represented by the following formula: MO--(CO--CH.sub.2 --NH).sub.p --CO--(CH.sub.2).sub.n --CO--(NH--CH.sub.2 --CO) q --OM wherein M represents a hydrogen atom or an alkali metal, n is an integer of 6-18 and p and q each represent an integer of at least 1 with the proviso that...
Neural interfaces with the peripheral nervous system have been developed to provide a direct communication pathway between peripheral nerves and prosthetic limbs. Described herein is a microchannel integrated neural network device and system which can control the reinnervated muscles and interpret neurological signals....
Devices and methods are provided for controlled release of chemical molecules, such as drugs. One device comprises a plurality of reservoirs; a rupturable covering, such as a thin metal film, enclosing a first end of each reservoir; a release formulation in each reservoir comprising chemical molecules for release; an e...
The invention relates to an apparatus for forming liquid droplets, such as a micro nebulizer, useful for preparing samples for subsequent analysis via MS, AA, ICP, CE/MS, and similar analytical systems. The apparatus has a mechanically stabilized inner microtube (12), thereby ensuring controllably uniform droplet size....
A method for preparing a carbon nanotube, including: a) preparing an LPAN solution, stirring the LPAN solution at between 100 and 200° C. for between 100 and 200 hours to yield a cyclized LPAN solution; b) heating the cyclized LPAN solution at between 200 and 300° C. for between 1 and 10 hours to yield an OPAN; c) gr...
Methods, structures, devices and systems are disclosed for fabrication of microtube engines using membrane template electrodeposition. Such nanomotors operate based on bubble-induced propulsion in biological fluids and salt-rich environments. In one aspect, fabricating microengines includes depositing a polymer layer o...
La présente invention concerne un dispositif de fermeture (3) pour micro tube (1) de faisceau de stockage d'une batterie thermique de stockage, ledit micro tube (1) comprenant au moins une embouchure (4) et comprenant en son sein un matériau (2) adapté pour stocker et libérer une quantité déterminée de chale...
A cap for a microtube, which can be automatically aligned by an alignment plate for insertion in a correct orientation into the open end of the microtube held in a micro tube rack. The plate has partitions in a grid which produces a matrix of cells having a pitch defined by the spacing between the partitions. The cap ...
<P>PROBLEM TO BE SOLVED: To provide a non-branched, straight carbon microtube having submicrometer-size outer and inner diameters and a nano-size or submicrometer-size thickness, and its manufacturing method. <P>SOLUTION: In this manufacturing method of a carbon microtube, a carbon microtube having submicr...
A method of attaching a cell or a membrane-coated particle-of-interest to a microtube is provided. The method comprising: co-electrospinning two polymeric solutions through co-axial capillaries, wherein a first polymeric solution of the two polymeric solutions is for forming a shell of the microtube and a second polyme...
Methods, structures, devices and systems are disclosed for fabrication of microtube engines using membrane template electrodeposition. Such nanomotors operate based on bubble-induced propulsion in biological fluids and salt-rich environments. In one aspect, fabricating microengines includes depositing a polymer layer o...
A process for producing a micromachined tube (microtube) suitable for microfluidic devices. The process entails isotropically etching a surface of a first substrate to define therein a channel having an arcuate cross-sectional profile, and forming a substrate structure by bonding the first substrate to a second substra...
L'invention concerne un dispositif microfluidique destiné à évaluer les propriétés d'un fluide. Le dispositif utilise un microtube (10) susceptible de présenter différents modes vibratoires pour favoriser certaines performances et/ou aspects structurels du dispositif. Le microtube (10) est supporté par ...
The invention relates to an apparatus for forming liquid droplets, such as a micro nebulizer, useful for preparing samples for subsequent analysis via MS, AA, ICP, CE/MS, and similar analytical systems. The apparatus has a mechanically stabilized inner microtube or needle, thereby ensuring controllably uniform droplet ...
A method of attaching a molecule-of-interest to a microtube, by co-electrospinning two polymeric solutions through co-axial capillaries, wherein a first polymeric solution of the two polymeric solutions is for forming a shell of the microtube and a second polymeric solution of the two polymeric solutions is for forming...
A perfusable, microtube-based flow system for microdevice models of human tissues and organs includes a microfluidic chip with a network of microtubes passing through at least one common chamber space suitable to hold cells of an appropriate organ and/or a biocompatible support matrix. The microtube model network can b...
The invention belongs to the technical fields of inorganic non-metal nano material preparation and pure water environment protection, and particularly relates to a zinc oxide microtube dearsenifying material, and a preparation method and application thereof. The dearsenifying material is zinc oxide microtubes which are...
The invention belongs to the technical fields of inorganic non-metal nano material preparation and pure water environment protection, and particularly relates to a zinc oxide microtube dearsenifying material, and a preparation method and application thereof. The dearsenifying material is zinc oxide microtubes which are...
本发明公开了一种连续化微管内反应合成丁酮肟乙醚的工艺。该工艺采用连续化微管内反应技术,温度为30-45℃,压力为0.1MPa和强碱存在的条件下,将丁酮肟和硫酸二乙酯反应直接合成丁酮肟乙醚;强碱为氢氧化钠、氢氧化钾或醇胺类化合物。...
The invention relates to an apparatus for forming liquid droplets, such as a micro nebulizer, useful for preparing samples for subsequent analysis via MS, AA, ICP, CE/MS, and similar analytical systems. The apparatus has a mechanically stabilized inner microtube or needle, thereby ensuring controllably uniform droplet ...
L'invention concerne des systèmes et des procédés concernant des instruments dentaires ultrasonores à microtube conçus pour effectuer une découpe autour d'un instrument brisé. Ledit instrument peut être placé dans une lumière de l'instrument à microtube tout en effectuant un forage simultané et ...
本发明公开了一种粘附于微管内壁的纳米金催化剂及其制备方法与应用。本发明在不锈钢微管管壁涂覆了Au/Al2O3催化剂,形成附着的结构化催化剂微管反应器,其中Au作为催化剂的主要活性成分,Au的负载效率较高,分散程度较好,Al2O3用作催化...
A process for producing a micromachined tube (microtube) suitable for microfluidic devices. The process entails isotropically etching a surface of a first substrate to define therein a channel having an arcuate cross-sectional profile, and forming a substrate structure by bonding the first substrate to a second substra...