7483results about How to "Prevent penetration" patented technology

Methods and devices for fastening tissue are provided. In one exemplary embodiment, a tissue fastener is provided and includes a male fastening member having a base plate with at least one post extending therefrom and having a tissue-piercing tip. A protective member is coupled to the male fastening member and is movable between an open position in which the tissue-piercing tip is enclosed within the protective member such that the tissue-piercing tip is prevented from penetrating tissue, and a compressed position in which the tissue-piercing tip is exposed to penetrate tissue. A female fastening member is configured to mate to the male fastening member and to engage tissue therebetween.

The present invention relates generally to biosensor materials. More specifically, this invention relates to a novel polymeric material that can be useful as a biocompatible membrane for use in biosensor applications.

Disclosed is a tamper resistant PIN entry apparatus for input of a key and for encryption of a password in a cash transaction machine. The PIN entry apparatus supplies the electric power to a memory of an electric circuit section, in such a manner that a first rod and a second rod of a rear case connect contacts of a key scan board, wherein the first rod is protruded on the rear of a key module including a button provided substantially on the front of the key module and the second rod of the rear case is coupled with the rear of the key module. At this time, in case that the rear case is removed from the key module or damaged, thereby changing the location of any one of the first and the second rods at the contact, the electric circuit section detects the event and destroys the memory itself physically. Otherwise, the electric circuit section makes information stored in the memory physically or softwarely unreadable, thereby preventing the leakage of the information.

A method of depositing a SiNxCy liner on a porous low thermal conductivity (low-k) substrate by plasma-enhanced atomic layer deposition (PE-ALD), which includes forming a SiNxCy liner on a surface of a low-k substrate having pores on a surface thereon, in which the low-k substrate is repeatedly exposed to a aminosilane-based precursor and a plasma selected from nitrogen, hydrogen, oxygen, helium, and combinations thereof until a thickness of the liner is obtained, and wherein the liner is prevented from penetrating inside the pores of a surface of the substrate. A porous low thermal conductivity substrate having a SiNxCy liner formed thereon by the method is also disclosed.

A thermally sprayed member or an electrode includes a basic material, a thermally sprayed film formed on the surface of the basic material, the thermally sprayed film being made of an insulating ceramic and a metallic intermediate layer provided between the basic material and the thermally sprayed film for increasing a bonding force therebetween, wherein the thermally sprayed film side of the member is exposed to a high frequency plasma atmosphere and the electrode is intended to form a high frequency plasma on the side of the thermally sprayed film. The basic material includes a base portion made of a conductive material and a dielectric portion provided to include a part of a surface of the basic material. Further, the intermediate layer is comprised of a plurality of island-shaped parts isolated from each other.

A tissue interface device (10) suitable for positioning on or about one or more artificial openings in a biological membrane of an organism and for coupling to a monitor and control unit and a vacuum source. The tissue interface device (10) comprises a housing (100), a sensor channel (130), and a sensor (150). The housing (100) defines an orifice (120), the orifice (120) having an open inlet port (122) on the bottom end (102) of the housing (100) and a distal end (124) that is in fluid communication with the sensor channel (130). The orifice (120) is in fluid communication with fluid that flows from the artificial opening formed in the biological membranes. The sensor channel (130) is for coupling to, and fluid communication therewith, the vacuum source. The sensor (150) is positioned in the sensor channel (130) in a flow path of the fluid for sensing a characteristic of the fluid as it flows out from the artificial opening. The sensor generates a sensor signal representative thereof.

The present invention has an object of providing a light emitting device including an OLED formed on a plastic substrate, which can prevent the degradation due to penetration of moisture or oxygen. On a plastic substrate, a plurality of films for preventing oxygen or moisture from penetrating into an organic light emitting layer in the OLED (hereinafter, referred to as barrier films) and a film having a smaller stress than that of the barrier films (hereinafter, referred to as a stress relaxing film), the film being interposed between the barrier films, are provided. Owing to a laminate structure of a plurality of barrier films, even if a crack occurs in one of the barrier films, the other barrier film(s) can effectively prevent moisture or oxygen from penetrating into the organic light emitting layer. Moreover, the stress relaxing film, which has a smaller stress than that of the barrier films, is interposed between the barrier films, thereby making it possible to reduce a stress of the entire sealing film. As a result, a crack due to stress hardly occurs.

A metal fixture assembly for installation of vertical sidings to fix the siding to a furring, which is capable of providing a construction of the installation having excellent appearance and weathering, and a method using the metal fixture assembly to facilitate the installation. A metal fixture assembly for installation of a vertical lower siding and a vertical upper siding vertically adjacent to each other on a furring is positioned therebetween. The metal fixture assembly includes a fastening metal fixture to be fixed to the furring, an upper metal fitting provided between the fastening metal fixture and the upper siding and fittingly fixed on a bottom portion thereof, and a lower metal fitting provided between the fastening metal fixture and the lower siding and fittingly fixed on a top portion thereof. The fastening metal fixture has a fixing part to be fixed to the furring, a supporting part projecting from the fixing part to support the lower and upper sidings, an upper locking part provided between the fixing part and the supporting part and locking the upper metal fitting thereto, and a lower locking part provided between the fixing part and the supporting part and locking the lower metal fitting thereto.

Coronary sinus ring apparatus, including an elongated body for deployment in a coronary sinus, an aperture in a long side of the body, at least a partial lumen extending from one end of the elongated body to at least the aperture, and a guide within the elongated body positioned and shaped to guide an element inserted along the lumen to the aperture. Apparatus for treating a heart, including a delivery tube sized for and adapted for insertion into a body, a sharp tip adapted to be pushed through cardiac muscle, an elongate tensioning element, and a foldable anchor adapted to couple the elongate tension element to cardiac muscle tissue, wherein the delivery tube encloses one or both of the elongate tensioning element and the foldable anchor. Related apparatus is also described.

An EL element (33) is provided on a first substrate (1) to make it possible to perform both light emission display according to the EL element (33) and reflective display according to a liquid crystal display element. An EL control switching element (17) and a liquid crystal layer switching element (18) are provided on a face of the first substrate (1) positioned on the side of a liquid crystal layer (51). The EL control switching element (17) is connected to an anode electrode (21) or a cathode electrode (24) constituting the EL element (33). By connecting the liquid crystal layer switching element (18) to a display electrode (31) and a reflective electrode (28) constituting a liquid crystal display element, a liquid crystal display element and a light emitting element are integrated in a liquid crystal display device incorporated with the liquid crystal display element therein, so that thinning and weight reduction are achieved considering electrical connection therebetween and both reflective display and transmissive display are made possible.

In exposing substrate by projecting an image of a pattern onto substrate via projection optical system and liquid, side surface and underside surface of substrate are applied with liquid-repellent treatment. By such a configuration, an exposure method by which when exposing edge areas of the substrate, the exposure can be performed in a condition that a liquid immersion region is formed well and that flowing out of the liquid to the outside of the substrate stage are prevented is provided.

A solar cell module of the present invention was made to improve adhesion between electrodes, which is formed with thermosetting resin containing silver paste, of a solar cell element and connecting tabs coated with lead (Pb) free solder. To achieve this purpose, the solar cell module is comprised of a front surface member, a rear surface protective member, a plurality of solar cell elements provided between the front surface member and the rear surface protective member, and connecting tabs for electrically connecting the solar cell elements to each other through electrodes with the use of lead free solder. The electrodes of the solar cell elements are made of silver paste containing thermosetting resin and silver powder. The thermosetting resin contains epoxy resin at volume ratio of 70% or more having a glass transition rate of 80° C. to 200° C. measured by a TMA method. The connecting tabs coated with lead free solder are soldered to the electrodes.

A plasma CVD apparatus for forming a film on a substrate includes: an evacuatable reaction chamber; capacitively-coupled upper and lower electrodes disposed inside the reaction chamber; and an insulator for inhibiting penetration of a magnetic field of radio frequency generated during substrate processing. The insulator is placed on the bottom surface of the reaction chamber under the lower electrode.

The invention relates to a high-capacity lithium-ion electrolyte, a battery and a preparation method of a battery, in particular to the high-capacity lithium-ion electrolyte and the battery using the high-capacity lithium-ion electrolyte and the preparation method of the battery. The electrolyte disclosed by the invention comprises lithium salt and non-aqueous organic solvent, and also consists of the following components in weight percent in terms of the total weight of the electrolyte: 0.5-7% of film-forming additive, 0-15% of flame-retardant additive, 2-10% of antiovefill additive, 0.01-2% of stabilizer and 0.01-1% of wetting agent; the electrolyte can enable the anode with high Ni content to work stably, and reduce the battery cost; the high-capacity lithium-ion battery can perform high ratio capacity and excellent safety and high temperature property and cyclic life fully due to the addition and synergetic functions of various functional additives.

The present invention relates to an LED module for automobile headlights. The LED module comprises a water proof structure together with a heat radiating structure in order to prevent the permeation of external moisture while efficiently radiating heat to the outside. The LED module may be combined with a lamp housing and a radiator to constitute an automobile headlight.

A sandwich composite panel (2) provides a load bearing structural member as well as noise protection, especially for a helicopter fuselage cell or cabin. The panel (2) includes an inner honey-comb core (6) made up of hollow cell bodies (4) extending trans-versely and sandwiched between first and second cover skins (8, 10) of fiber composite material. In order to achieve a low weight, a simple manufacturing, and good noise absorption, at least one of the cover skins (8) adapted to face the main source of noise (H) is made up of an open mesh fiber composite net (12) and a flexible cover film (16) applied on the outer surface of this fiber composite net (12). The net (12) has a smaller mesh size than the inner cross-sectional size of the hollow cell bodies (4).

A waterproof structure for a casing has a first casing, a second casing to be put together with the first casing, and a waterproof member formed of an elastic material to prevent water from penetrating between the first casing and the second casing. The second casing has a recess. The waterproof member has a peripheral part which, when fitted into the recess, prevents penetration of water. The peripheral part is provided at the periphery of the waterproof member, which is laid out all around space between the first casing and the second casing. A projection engages with a dent. A restriction part of the first casing, provided at a position facing the peripheral part and protruding toward the second casing, prevents the peripheral part from coming out.

A field effect transistor has a gate electrode, gate-insulating layer, a channel and a source and drain electrodes connected electrically to the channel, the channel comprising an oxide semiconductor, the source electrode or the drain electrode comprising an oxynitride.

A medical device formed from at least one first layer defining the shape of the medical device, the first layer having an inner surface and an outer surface and a web formed with silk fiber provided over at least a portion of the inner surface, the outer surface or both of the first layer.

An apparatus and method for sealing pipes or underground structures is provided. In one embodiment, the end of a pipe is sealed by the use of a pipe liner and a sealing member. The sealing member may be a hydrophilic material, a hydrophobic material, a compressible material, or a paste. The sealing member is held in place by a mechanical fastener and a liner is installed adjacent the sealing member and against the wall of the pipe or other structure to be sealed. In another embodiment, a manhole is sealed by the use of a sealing member, a mechanical fastener, and a manhole liner.

A method and instrumentation particularly adapted for disc space preparation from an anterior approach to the spine. In one aspect, an expandable template is provided having guides to guide a cutting device for bilateral formation of openings in the disc space. In another aspect, an improved guide member is provided for guiding a cutting tool. Still further, the invention provides an improved double barrel guide sleeve with a central distraction extension and lateral non-distracting extensions. Optionally, the guide sleeve includes windows and covers to selectively cover the windows. An improved reamer with an internal chamber and optional modular coupling is also provided. A depth stop is provided to selectively engage a tool shaft and a guide sleeve to control tool penetration into the disc space. A method of using the disclosed instruments is also provided.

A filling system for syringes utilizing short needles to be filled from a vial having a thick septum is described. The system may be useful in any situation where the septum or vial stopper of a medication container is thicker than the usable length of the needle on the delivery device. Preferably, the syringe is filled just prior to use. The short needle includes an optional limiter which only permits a certain predetermined length of the needle cannula to protrude beyond the limiter a distance which limits penetration of the needle tip into both the skin and a vial stopper. The system and adapter may be useful for needles having a protrusion distance from approximately 0.5 mm to 3 mm, or any needle with a protrusion length shorter that the thickness of a septum to be accessed. Furthermore, a device is provided with shielding capabilities to shield the needle of the device.

The present embodiments disclose a system (100) for reducing inlet air temperature of a device, comprising: a fogging system that provides air cooling, wherein the fogging system comprises at least one low pressure atomiser (110).

In a flat panel display device and a method of manufacturing the same, the flat panel display device is manufactured by forming a display unit on a substrate, forming a hydrophobic barrier layer for preventing a material of an organic layer from flowing around the display unit, and forming a thin film sealing layer by alternately stacking an inorganic layer and the organic layer on the display unit. Accordingly, formation of an edge tail of the organic layer is prevented, thereby preventing penetration of external moisture.

The present invention relates to a display unit for a refrigerator for improving sound quality. A display having a TV receiving function is installed at a front surface of a refrigerator door. A mounting panel with a plurality of speaker holes formed therein is also installed around an edge of the display. A speaker is mounted to a rear surface of the mounting panel on a portion where the speaker holes are formed. Further, a resonance box is installed to enclose the speaker such that low and middle frequency sound can be transmitted forward to the outside. A sound transmission tube that communicates with the speaker hole is formed at a front portion of the resonance box. In addition, a sound absorbing material is covered on an inner rear surface of the resonance box that faces the rear of the speaker.

A photovoltaic roofing assembly comprises a roofing membrane (102), a plurality of photovoltaic modules (104, 106, 108) disposed as a layer on top of the roofing membrane (102), and a plurality of pre-formed spacers, pedestals or supports (112, 114, 116, 118, 120, 122) which are respectively disposed below the plurality of photovoltaic modules (104, 106, 108) and integral therewith, or fixed thereto. Spacers (112, 114, 116, 118, 120, 122) are disposed on top of roofing membrane (102). Membrane (102) is supported on conventional roof framing, and attached thereto by conventional methods. In an alternative embodiment, the roofing assembly may have insulation block (322) below the spacers (314, 314′, 315, 315′). The geometry of the pre-formed spacers (112, 114, 116, 118, 120, 122, 314, 314′, 315, 315′) is such that wind tunnel testing has shown its maximum effectiveness in reducing net forces of wind uplift on the overall assembly. Such construction results in a simple, lightweight, self-ballasting, readily assembled roofing assembly which resists the forces of wind uplift using no roofing penetrations.

Impure portions such as air bubbles and gelled portions in a liquid are removed so that the liquid can be discharged with improved cleanliness. Under condition that a return flow path and a liquid discharge flow path are closed, a pump chamber is expanded, thereby sucking the liquid in a liquid container portion into a pump chamber through a filter. Under condition that a vent port of the filter and the return flow path are opened and a liquid introducing flow path, the liquid discharge flow path, and a pump inlet flow path are closed, the pump chamber is contracted, thereby returning the liquid in the pump chamber toward the filter so that air in the filter is exhausted to the outside. Under condition that the return flow path and the pump inlet flow path are closed, the pump chamber is contracted, thereby discharging the liquid from the nozzle.

A support member such as a belt or sleeve includes a topographical pattern on its sheet contact side. A plurality of land areas, corresponding depressions, through voids, and / or groove areas are formed on the top surface of the support member to produce the topographical pattern. The land areas, corresponding depressions, through voids, and / or groove areas may be formed by graving, cutting, etching, embossing, mechanical perforation or a combination thereof. The improved belt or sleeve imparts desired physical characteristics, such as bulk, appearance, texture, absorbency, strength, and hand to a nonwoven product produced thereon.