6599results about How to "Avoid leaning" patented technology

Embodiments of the present disclosure are directed to stents, valved-stents, and associated methods and systems for their delivery via minimally-invasive surgery.

A method for forming an active pillar of a vertical channel transistor includes forming a hard mask pattern on a substrate, etching vertically the substrate using the hard mask pattern as an etch barrier to form an active pillar, and etching horizontally to remove by-product remaining on the exposed substrate, the hard mask pattern and the active pillar and at the same time to reduce line width of the hard mask pattern and the active pillar, wherein a unit cycle in which the vertical etching and the horizontal etching are each performed subsequently once, respectively, is performed repeatedly at least two times or more. According to the present invention, an active pillar having vertical profiles on its sidewalls and having height and line width (or diameter) required in a highly integrated vertical channel transistor can be provided.

An implant for fixing two bone parts to be connected to each other is provided. The implant includes a first plate-shaped engaging element for engaging inner surfaces of the bone parts, at least two tensioning elements fixed on the engaging element and projecting transversely from it, and a second plate-shaped engaging element for engaging outer surfaces of the bone parts. The second engaging element can be tensioned with respect to the first engaging element by means of the tensioning elements brought through the interspace between the bone parts. To improve the ease of handling of the implant during tensioning, it is proposed that the tensioning elements are connected to each other at their end opposite from the first engaging element by a bridge.

In one embodiment, there is a mount for a pitched roof. The mount comprises a fastening plate. The fastening plate includes at least one support extending upwardly from the fastening plate to support a pair of mounting surfaces a predetermined distance above the pitched roof. At least a portion of the fastening plate extends laterally from the one or more supports. The pair of mounting surfaces is configured to support at least one photovoltaic panel. The mount further includes a clamp housing between the pair of mounting surfaces and receives a clamp. The clamp comprises a pair of laterally extending clamp plates and at least one clamp stabilizer configured to prevent the clamp plate from tilting when the clamping force is applied.

The present invention involves a removable filter for capturing thrombi in a blood vessel. The filter comprises a plurality of primary struts and a plurality of secondary struts. The plurality of primary struts has first ends attached together along a longitudinal axis. Each primary strut has an arcuate segment extending from the first end to an anchoring hook. The primary struts are configured to move between an expanded state for engaging the anchoring hooks with the blood vessel and a collapsed state for filter retrieval or delivery. Each primary strut is configured to cross another primary strut along the longitudinal axis in the collapsed state such that each anchoring hook faces the longitudinal axis away from the blood vessel for filter retrieval or delivery. The plurality of secondary struts has connected ends attached together along the longitudinal axis. The secondary struts extend therefrom to free ends to centralize the filter in the expanded in the blood vessel.

An valve prosthesis, such as an artificial venous valve, having a support frame and leaf structure comprising one or more leaflets in which the outer edge of each leaflet engages the inner circumference of the bodily passageway along a serpentine path urged against the passageway by an expandable frame, while the inner edges move in response to fluid to restrict retrograde flow. Optionally, one or more elements can extend from the support frame / leaf structure to provide centering support and / or protection from the leaflet adhering to the vessel wall. In one embodiment, the centering support structure comprises a second or third expandable frames attached to and extending from the proximal and / or distal ends of main valve structure and support frame. In another embodiment, one or more support elements extend outward from the valve support frame to engage the vessel wall to provide greater longitudinal stability.

The present invention involves a removable filter for capturing thrombi in a blood vessel. The filter comprises a plurality of struts having first ends attached together along a longitudinal axis of the filter. Each strut has a body member extending from the first end along the longitudinal axis to an anchoring hook defining a strut axis. Each strut is configured to move along a strut path relative to the longitudinal axis between an expanded state for engaging with the blood vessel and a collapsed state for filter delivery or retrieval. Each anchoring hook has an angle of up to about 90 degrees relative to the strut axis.

An insertion device for an intraocular lens is disclosed which can prevent leakage of a liquid in the device and can house and store a lens as well as the liquid. The insertion device includes a main body including a lens housing portion that houses the lens and an insertion cylindrical portion that feeds the lens into an eye, a pushing shaft that moves the lens from the lens housing portion in the front end direction to push out the lens into the eye through the insertion cylindrical portion, and a lens holding member that holds the lens, and is placed in the lens housing portion. The lens housing portion has a shape that receives insertion of the lens holding member from the rear.

The present invention provides a removable vena cava filter for capturing thrombi in a blood vessel. The filter comprises a plurality of primary struts having first ends attached together along a longitudinal axis. Each primary strut includes an arcuate segment having a first tensile strength. The arcuate segment extends from the first end to an anchoring hook. The anchoring hook is integral with the arcuate segment and having the first thickness and first tensile strength. The filter further comprises a plurality of secondary struts freely spaced between the primary struts and having connected ends attached together along the longitudinal axis. Each secondary strut freely extends from the connected end to a free end avoiding contact with other secondary struts and primary struts. Each secondary strut has a second tensile strength.

In one embodiment, there is a mount for a pitched roof. The mount comprises a fastening plate. The fastening plate includes at least one support extending upwardly from the fastening plate to support a pair of mounting surfaces a predetermined distance above the pitched roof. At least a portion of the fastening plate extends laterally from the one or more supports. The pair of mounting surfaces is configured to support at least one photovoltaic panel. The mount further includes a clamp housing between the pair of mounting surfaces and receives a clamp. The clamp comprises a pair of laterally extending clamp plates and at least one clamp stabilizer configured to prevent the clamp plate from tilting when the clamping force is applied.

The compact image pickup module includes an imaging lens, a lens-barrel holding the imaging lens, an image pickup element, an image pickup element holder holding the pickup element and into which the barrel is fitted so as to be rotatable about an optical axis of the imaging lens and movable in a direction of the optical axis, a cylindrical cam having as an upper or a lower surface thereof, an annular cam surface whose center is set at the optical axis and being formed in one of the barrel and the element holder and an abutment member being abutted against the cam surface under a state where the barrel is fitted into the element holder and formed in the other. After focusing is performed through relative rotation of the barrel and the element holder, the barrel and the element holder are fixed to each other. The lens unit includes the barrel and the imaging lens having multiple lenses held by the barrel.

The present invention relates to a negative pressure wound closure system and methods for using such a system. Preferred embodiments of the invention facilitate closure of the wound by preferentially contracting to provide for movement of the tissue. Preferred embodiments can utilize tissue grasping elements to apply a wound closing force to the tissue.

A semiconductor package of the present invention, includes a wiring substrate, a lead pin fixed to a connection pad on one surface side of the wiring substrate by solder, and a reinforcing resin layer formed on a surface of the wiring substrate on which the lead pin is provided and having a projection-shaped resin portion which projects locally around the lead pin and covers a side surface of a base portion side of the lead pin. The projection-shaped resin portion has a top surface extending from an outer peripheral portion of the lead pin to an outside, and a side surface constituting a non-identical surface to the top surface.

The present invention provides a removable vena cava filter for capturing thrombi in a blood vessel. The filter comprises a plurality of primary struts having first ends attached together along a longitudinal axis. Each primary strut has an arcuate segment extending from the first end to an anchoring hook. The primary struts are configured to move between an expanded state for engaging the anchoring hooks with the blood vessel and a collapsed state for filter retrieval or delivery. Each primary strut are configured to cross another primary strut along the longitudinal axis in the collapsed state such that the arcuate segments occupy a first diameter greater than a second diameter occupied by the anchoring hooks in the collapsed state for filter retrieval or delivery.

An electronic cigarette is provided, comprising a case, an atomizer seat, and a battery, both the atomizer seat and the battery accommodated in the case, the atomizer seat defining a first through hole; wherein, a bracket and a sealing component corresponding to the bracket are mounted between the atomizer seat and the battery, an extension part corresponding to the first through hole is formed at one side of the bracket facing the atomizer seat, the extension part is inserted in the first through hole to prevent the atomizer seat and the sealing component from leaning, and the sealing component is sleeved in the case and cooperates with an inner surface of the case to form interference fit.

A low-cost combination tilt-lock-latch mechanism for a sliding window that combines ease of installation and adjustment with simplicity of use. The mechanism includes at least one tilt-latch mechanism adapted for mounting in the window sash. The tilt-latch mechanism includes a housing and a plunger having a latch bolt portion retractable within the housing. A plunger latch member automatically latches the plunger in a retracted position to enable tilting of the sash. Further, the mechanism may include an actuator mechanism and a flexible linking member. The tilt-latch may include a locking member adjustable from outside the housing of the tilt latch, to lock the flexible linking member to the plunger, thereby operably coupling the actuator mechanism with the tilt-latch.

A method and system for actuating an internal combustion engine exhaust vaive to provide compression release actuation during an engine braking mode of engine operation and early exhaust valve opening actuation during a positive power mode of engine operation is disclosed. The system may include a first cam having a compression release lobe and an early exhaust valve opening lobe connected to a hydraulic lost motion system including a first rocker arm. A hydraulically actuated piston may be selectively extended from the hydraulic lost motion system to provide the exhaust valve with compression release actuation or early exhaust valve opening actuation. The hydraulicaily actuated piston may be provided as a slave piston in a master-slave piston circuit in a fixed housing, or alternatively, as a hydraulic piston slidably disposed in a rocker arm. The method and system may further provide exhaust gas recirculation and / or brake gas recirculation in combination with compression release actuation and early exhaust valve opening actuation.

For fabricating lean-free stacked capacitors, openings are formed through layers of materials including a layer of support material displaced from a bottom of the openings. A respective first electrode is formed for a respective capacitor within each of the openings. The layer of support material is patterned to form support structures around the first electrodes. Masking spacers are formed around exposed top portions of the first electrodes, and exposed portions of the support material are etched away to form the support structures. Such stacked capacitors are applied within a DRAM (dynamic random access memory).

An valve prosthesis, such as an artificial venous valve, having a support frame and leaf structure comprising one or more leaflets in which the outer edge of each leaflet engages the inner circumference of the bodily passageway along a serpentine path urged against the passageway by an expandable frame, while the inner edges move in response to fluid to restrict retrograde flow. Optionally, one or more elements can extend from the support frame / leaf structure to provide centering support and / or protection from the leaflet adhering to the vessel wall. In one embodiment, the centering support structure comprises a second or third expandable frames attached to and extending from the proximal and / or distal ends of main valve structure and support frame. In another embodiment, one or more support elements extend outward from the valve support frame to engage the vessel wall to provide greater longitudinal stability.

A removable filter having a collapsed state and an expanded state for capturing thrombi in a blood vessel is disclosed. The filter comprises a plurality of primary struts and a plurality of secondary struts. Each primary strut in the expanded state extends from a primary strut first end to an anchoring hook. Each primary strut extends arcuately along a longitudinal axis and linearly radially. The plurality of primary strut first ends are attached together along the longitudinal axis. Each secondary strut in the expanded state extends from a secondary strut first end to a free end. Each secondary strut extends arcuately along the longitudinal axis and linearly radially. The plurality of secondary struts are attached together along the longitudinal axis. The plurality of secondary struts centralize the filter in the expanded state in the blood vessel.

The present invention provides a removable vena cava filter for capturing thrombi in a blood vessel. The filter comprises a plurality of primary struts having first ends attached together along a longitudinal axis. Each primary strut has an arcuate segment extending from the first end to an anchoring hook. The primary struts are configured to move between an expanded state for engaging the anchoring hooks with the blood vessel and a collapsed state for filter retrieval or delivery. Each primary strut are configured to cross another primary strut along the longitudinal axis in the collapsed state such that the arcuate segments occupy a first diameter greater than a second diameter occupied by the anchoring hooks in the collapsed state for filter retrieval or delivery.

A method for mounting semiconductor chips includes the steps of: a) providing a semiconductor chip having a surface that has a diaphragm region and a peripheral region, the peripheral region having a mounting region; b) providing a substrate which has a surface having a recess; c) mounting the mounting region of the semiconductor chip using a flip-chip technique onto the surface of the substrate in such a way that an edge of the recess lies between the mounting region and the diaphragm region; and d) underfilling the mounting region using an underfilling component, the edge of the recess being used a demarcation region for the underfilling component, so that no underfilling component is able to get into the diaphragm region. Also provided is a corresponding semiconductor chip system.

A light emitting diode chip includes: a first conductive type semiconductor layer disposed on a substrate; a mesa disposed on the first conductive type semiconductor layer and including an active layer and a second conductive type semiconductor layer; an insulation layer covering the first conductive type semiconductor layer and the mesa, the insulation layer including at least one first opening exposing the first conductive type semiconductor layer and a second opening disposed on the mesa; a first pad electrode disposed on the insulation layer and electrically connected to the first conductive type semiconductor layer through the first opening; and a second pad electrode disposed on the insulation layer and electrically connected to the second conductive type semiconductor layer through the second opening. The first opening of the insulation layer includes a first region covered by the first pad electrode and a second region exposed outside the first pad electrode.

A connector includes a connector main body 1 having a metallic electrical connecting portion 2, an inner molded portion 10a provided outside the connector main body and having a pair of protrusions 12 which are integrally formed on the opposite surfaces of the inner molded portion 10a, and an outer molded portion 20a provided outside the inner molded portion so that the protrusions 12 are partially exposed on the outer surface of the outer molded portion 20a. The pair of protrusions 12 protrude toward a pair of metal molds for molding the outer molding portion, respectively.

A firearms magazine has compound tapered side walls and feed lips having substantially parallel end portions for maintaining contact with the cartridge as it is loaded. Removable inserts reduce the interior length and width to hold cartridges of different sizes. The insert has a channel along its height to protect the cartridge noses, and is held by a reinforcing member. A movable cartridge follower feeds the cartridges out of the magazine and has projections slideable in channels of the insert.

An integrated lock and tilt-latch mechanism for a sliding window including an actuator assembly operably connected by a flexible linking member to at least one tilt-latch mechanism adapted for mounting in a window sash. The actuator assembly includes a control lever that rotates a sweep cam and a selectively rotates a spool, thereby locking or unlocking the sliding window or actuating the tilt-latch mechanism. At least one biasing member causes the control lever to favor locked or unlocked positions over intermediate and tilt positions.

For fabricating lean-free stacked capacitors, openings are formed through layers of materials including a layer of support material displaced from a bottom of the openings. A respective first electrode is formed for a respective capacitor within each of the openings. The layer of support material is patterned to form support structures around the first electrodes. Masking spacers are formed around exposed top portions of the first electrodes, and exposed portions of the support material are etched away to form the support structures. Such stacked capacitors are applied within a DRAM (dynamic random access memory).

A firearms magazine has compound tapered side walls and feed lips having substantially parallel end portions for maintaining contact with the cartridge as it is loaded. Removable inserts reduce the interior length and width to hold cartridges of different sizes. One insert has a channel along its height to protect the cartridge noses, and is held by a reinforcing member. A movable cartridge follower feeds the cartridges out of the magazine and has a pair of projections extending along its length for contacting and centering the last cartridge and a projection at one end slideable in the channel of the insert. The follower has one or more downwardly extending members to contact the floor or walls to maintain position of the follower with respect thereto. Projections extending inward from the side walls contact shoulders of the firearms cartridges in sliding relationship as they are fed out of the magazine.