An improved centrifuge bowl and related system is disclosed which is particularly apt for enhanced autologous blood salvage applications. The centrifuge bowl assembly includes a rotatable outer bowl, an internal spacer interconnected therewithin, and a stator assembly for introducing/removing fluid during rotation of the outer bowl and internal spacer. The outer bowl and internal spacer are config...

This novel mould (1) forms a band of rubber. Its two dies (2, 3) each have surfaces (4, 5) delimiting an internal volume of the closed mould, equivalent to the volume of the rubber. Each has a partition (6, 7) projecting from the moulding surface. This forms a groove in the rubber. The partition has lateral partition walls (61, 63, 71, 73) and end wall sections (62, 72) adjoining them. A novel fea...

An apparatus to facilitate volume control for route aural guidance. When supplying a guidance voice to a loudspeaker 34a, a voice control section 30 disconnects the loudspeaker 34a from audio and outputs the guidance voice through the loudspeaker. A volume control screen is displayed on a display section 28 where the user adjusts the volume by touching the screen. When the voice control section 30...

An apparatus and method are disclosed for filtering or separating particles. The apparatus has a centrifuge rotor (12) rotatable about an axis of rotation. A fluid chamber (22) rotates with the rotor. A substance is supplied to the inlet (28) of the chamber. A saturated fluidized bed of first particles forms within the fluid chamber and obstructs flow of second particles through the chamber. In an...

A conveyor assembly and method for conveying and storing a strip material in a conveyor system that is subject to changes in length of the strip material due to intermittent operation includes an upper conveyor (16), an adjustable substantially horizontal center conveyor (22) for receiving the strip material (34) from the upper conveyor, and a lower conveyor (28) for receiving the associated strip...

The appts. includes an X-ray beam source (1) which emits an X-ray beam. It also has a beam detector (2) which receives the beam. The source (1) and the detector (2) are arranged opposite each other and can be aligned with each other relative to the central beam of the emitted radiation. The beam source (1) is arranged so that it cannot move horizontally relative to the axis of the central beam (4...

The present invention relates to a method of making a cemented carbide with submicron grin WO grain size consisting of WO, 6-12 wt-% Co and 0.1-0.7 wt-% Cr using conventional powder metallurgical technique mixing, pressing and sintering. According to the method the WC-grains are coated with Cr prior to mixing. As a result a cemented carbide with improved properties is obtained.

The valve plunger (12) moves axially between two switch positions and is held within a fixing chamber (14) by a retainer (13). Two electrical coils (17,18) surround the fixing chamber (14). Between them, at each end (32,33) of the retainer (13), is a flow conduction device (23) with striker plates (34,35) for the two switch positions. The component part of one of the electrical coils (17,18) and t...

An in-line web-centering apparatus (12) for centering a web of material in a n aseptic internal area of a form-fill-seal packaging machine. The web-centeri ng apparatus has a support member (40), a tracking assembly (36), and an alignment mechanism (38), each contained within the internal aseptic area of the packaging machine. The support member (40) is internally fixed to the fo rm- fill-seal pac...

Simultaneous sample purification, enrichment and analysis of pharmaceuticals , illicit drugs, pollutants, biotechnological products, synthetic organic reaction products and food/flavor ingredients from complex matrices can be performed using porous hollow fiber or porous-disk liquid-membrane devices. The devices are part of a multi-well (e.g. 96-well) plate. The devices can b e used for selective ...

A handle for use with a catheter, the handle including a housing, a cable, and a guide. The housing has a proximal end, a distal end, and a longitudinal axis that extends from the proximal end of the housing to the distal end of the housing. The cable is disposed in the housing and extends through the proximal end of the housing. A portion of the cable that is disposed in the housing is movable, u...

Method and apparatus for treating conductive irregularities in the heart, particularly atrial fibrillation and accessory path arrythmias. An ablative catheter is positioned relative to an inter-atrial electrical pathway, or a vicinity of accessory paths such as the coronary sinus or fossa ovalis, and actuated to form a lesion that partially or completely blocks electrical conduction in at least on...

Catheters for mapping and/or ablation are disclosed. In one embodiment, the catheter comprises a handle, a flexible shaft, a tip assembly, and a cable. The handle includes an actuator and is attached, at its distal end, to the proximal end of the flexible shaft. The flexible shaft has a longitudinal axis that extends along a length of the shaft. The proximal end of the tip assembly is attached to ...

The invention relates to one or more catheterization methods of altering conduction properties along pathways in the heart, and in vessels in conductive communication with the heart, and is particularly related to methods of ablative catheter treatment of atrial fibrillation and arrhythmias of accessory pathways.

Die Erfindung betrifft eine Verfahren und eine Vorrichtung (1) zur Herstellung von kugelförmigen Metallteilchen (2) aus einer Schmelze (3). Zur Erzeugung von Tropfen wird ein Schmelzstrahl (8) Vibrationen ausgesetzt und über wenigstens eine Düse (7) geführt. Zur Erzeugung der kugelförmigen Metallteilchen (2) werden die Tropfen am Ausgang der Düse (7) zur Verfestigung einem Kühlmedium (10) zugeführ...

An opening device for a container (16) of a collapsible type for liquid contents, comprising a body (2) extended between a first (4) and a second (7) end, and a removable cap (3) arranged at the first end (4). The body (2) is fixedly connectable to the container (16) by heat sealing. The opening device is characterised in that the body (2) along an end portion (10) adjoining the second end (7) com...

Rigid closed cell polyisocyanate-based insulation foams are created by reacting at least one organic polyisocyanate with compounds having at least two active hydrogen atoms in the presence of acetone used as an expansion, or blowing, agent. Various additives common to rigid closed-cell foam such as cell size controlling silicone surfactants are used to produce a thermal insulating rigid foam. Also...

A high performance main bearing cap has particular surfaces densified for improved fatigue crack resistance. The surfaces densified are the bolted face (F) inside of a perimetral margin and outside of bold head interface areas around the main bolt holes (B), the surfaces of the main bolt holes and the side bolt hole threads (S). Preferred methods of densification are single needle programmable pat...

A golf accessory holder device designed to be held in a compartment of a belt clip and frequently inserted and removed therefrom during the golfer's round of golf, and to prevent damage to or soiling of the pocket or the pocket entry area which frequently occurs when a golfer keeps such accessories in his pocket; said device having smooth top and bottom surfaces and having the capability of firmly...

The present invention a SHOULDER HARNESS comprises a torso mounted shoulder harness for carrying chest mounted objects, said shoulder harness including a horizontal strap encircling the upper torso and including horizontal strap ends for releasably connecting together for mounting and dismounting said shoulder harness; left and right vertical straps for positioning over respective left and right s...