Patent application number | Description | Published |
20090030117 | POROUS POLYMERIC PARTICLE COMPRISING POLYVINYL ALCOHOL AND HAVING INTERIOR TO SURFACE POROSITY-GRADIENT - Embolic particles, as well as their methods of use and manufacture, are described. | 01-29-2009 |
20100109178 | EMBOLIZATION - Embolization, as well as related particles and methods, are described. | 05-06-2010 |
20100209522 | Embolization - Embolization, as well as related particles, compositions, and methods, are disclosed. | 08-19-2010 |
20110033553 | Embolization - A composition includes a plurality of particles. At least some of the plurality of particles include cross-linked polyvinyl alcohol and have a diameter of about 500 microns or less. The particles have a first average pore size in an interior region, and a second average pore size at a surface region. The first average pore size being greater than the second average pore size. The composition also includes a carrier fluid. The plurality of particles being in the carrier fluid. | 02-10-2011 |
20110257608 | Multi-Slit High Flow Valve - A valve may include (a) a housing defining a valve lumen adapted for fluid connection with a lumen of a catheter; (b) a substantially conical valve member coupled to the housing and extending across the valve lumen to control flow therethrough; (c) a plurality of slits extending through the valve member and separated from one another circumferentially around the valve member; and (d) a ramp formed within a distal end of the valve lumen extending proximally from a distal tip of the valve member toward a ramp vertex separated from the distal tip by a predetermined distance. | 10-20-2011 |
20110280947 | Embolization - A particle includes a ferromagnetic material, a radiopaque material, and/or an MRI-visible material. | 11-17-2011 |
20120282472 | EMBOLIZATION - Embolization, as well as related particles, compositions, and methods, are disclosed. | 11-08-2012 |
20130079767 | EMBOLIZATION - A particle includes a ferromagnetic material, a radiopaque material, and/or an MRI-visible material. | 03-28-2013 |
20150157768 | EMBOLIZATION - Embolization, as well as related particles, compositions, and methods, are disclosed. | 06-11-2015 |
20150182658 | EMBOLIZATION - A particle includes a ferromagnetic material, a radiopaque material, and/or an MRI-visible material. | 07-02-2015 |
Patent application number | Description | Published |
20090176475 | Push/Pull information system for airborne networks - A wireless communications system, and a corresponding method, for use with an aircraft, includes airborne base station equipment mounted on the aircraft, the base station equipment capable of communication with wireless devices used by subscribers on the aircraft and with one or more wireless communications networks, and switching/transaction processing equipment capable of communication with the base station equipment. The system further includes aircraft location equipment capable of communication with the base station equipment, where the aircraft's geographic location, including latitude, longitude, and altitude, is determined; and a push-pull wireless information system that receives the aircraft's geographic location information. The push-pull wireless information system includes an information service notification mechanism that provides notifications to one or more service providers, the service providers providing goods and services of possible interest to the subscribers, and an information delivery mechanism that provides information related to the goods and services to one or more of the subscribers. | 07-09-2009 |
20100159877 | Intelligent network access controller and method - An intelligent network access controller for use with a wireless network that provides communications services to subscribers having wireless communications devices includes a multi-protocol interface for receiving and sending digital messaging by the wireless communications devices; an identification module that determines an identity of a wireless communications device; an access module that receives the identity and determines an access level for the wireless communications device; and a locking module that locks selected wireless communications devices to the controller based on the determined access level. | 06-24-2010 |
20100159879 | Intelligent network access controller and method - An intelligent network access controller for use with a wireless network that provides communications services to subscribers having wireless communications devices includes a multi-protocol interface for receiving and sending digital messaging by the wireless communications devices; an identification module that determines an identity of a wireless communications device; an access module that receives the identity and determines an access level for the wireless communications device; and a locking module that locks selected wireless communications devices to the controller based on the determined access level. | 06-24-2010 |
20120295571 | Intelligent network access controller and method - A method, implemented on a programmed processor, for controlling wireless communications to and from a wireless network includes provoking an access request from a wireless device to register the device with an intelligent network access controller; locking the wireless device to the controller; determining a category of the wireless device; if the determined category is a first category, preventing access to wireless communications using the wireless network; and if the determined category is a second category, directing the wireless device to re-attempt access with the wireless network. | 11-22-2012 |
20140120869 | OVER-THE-AIR PRE-PAID WIRELESS SYSTEM AND METHOD - A processor executes instructions to provide over the air prepaid calling services at a local wireless system. The processor receives an access request from a wireless device; determines the local wireless system is not a home wireless system of the wireless device; determines at the local wireless system alone that the wireless device does not have a valid profile in the wireless system; allocates an identity for local service in the local wireless system to create a temporary profile associated with the wireless device; sets an expiration timer for expiration of the temporary profile; sends an update to a visitor location register (VLR) of the local wireless system to add the wireless device to the VLR, based on the temporary profile; and sends information on the temporary profile in a message to a user of the wireless device announcing the allocated identity. | 05-01-2014 |
Patent application number | Description | Published |
20080255540 | STEERING MECHANISM FOR BI-DIRECTIONAL CATHETER - The present invention provides a bi-directional catheter with nearly double the throw in its catheter tip deflection. In particular, the travel path of each the puller wire includes a U-turn or doubling-back around a pulley which minimizes the offset angle between the puller wire and the longitudinal axis of the control handle while maximizing the travel distance of that puller wire for any given distance traveled by the pulley drawing the puller wire. In one embodiment, the catheter has an elongated catheter body, a catheter tip section with first and second diametrically-opposed off-axis lumens, and a control handle which includes a steering assembly having a lever structure carrying a pair of pulleys for simultaneously drawing and releasing corresponding puller wires to deflect the tip section of the catheter. | 10-16-2008 |
20100164137 | INSERT MOLDED CATHETER PULLER MEMBER CONNECTORS AND METHOD OF MAKING THE SAME - The present invention is directed to a method of securing a puller member in a control handle for a deflectable catheter. The method comprises preforming an end of the puller member, placing the preformed end in an insert mold, filling the insert mold with thermoplastic material to form a molded member, and positioning the molded member encasing the end of the puller member in a control handle. | 07-01-2010 |
20110184406 | CATHETER HAVING A FORCE SENSING DISTAL TIP - A mapping and ablation catheter with contact force sensing capabilities at a distal end, includes a catheter body, a deflectable section, and a tip distal section which has a tip electrode and a contact force sensor for sensing a 3D contact force vector applied to the tip electrode. In contact with the tip electrode, the contact force sensor has a body and has at least one sensor with an electrical characteristic that is responsive to deformation of the body resulting from force vector. The sensor is adapted to receive an electrical current and to output an electrical signal indicative of a change in the electrical characteristic. In one embodiment, the sensor is a strain gage responsive to tension and compression of at least a portion of the body of the force sensor and the electrical characteristic of the strain gage that is monitored is electrical resistivity. In another embodiment, the sensor is responsive to strain and stress of at least a portion of the body, and the electrical characteristic being monitored is inductance or hysteresis loss. | 07-28-2011 |
20110218492 | STEERABLE CATHETER WITH IN-PLANE DEFLECTION - An improved steerable catheter with in-plane deflection comprises a catheter body having proximal and distal ends and a lumen extending therethrough and a tip section at the distal end of the catheter body. The tip section comprises a flexible plastic tubing having a pair of diametrically-opposed lumens extending therethrough. The catheter also provides two puller wires manipulated through a control handle at the proximal end of the catheter body. Each puller wire extends through one of the pair of lumens in the tip section and through the lumen of the catheter body and is anchored to the control handle at its proximal end and anchored to the tip section at its distal end. The deflection mechanism is configured to generally define a plane along which deflection most readily occurs and an edge along which deflection is most readily avoided. The deflection mechanism extends longitudinally along a centerline of the tip section between the first and second puller wire and is configured generally with a cross section having a thinner dimension and a thicker dimension to bias the tip section to deflect in a plane parallel with the thinner dimension of the deflection mechanism and to resist deflection in a plane perpendicular to thicker dimension. | 09-08-2011 |
20110270172 | STEERING MECHANISM FOR BI-DIRECTIONAL CATHETER - A bi-directional catheter with nearly double the throw in its catheter tip deflection defines a puller wire travel path having a U-turn a pulley which minimizes the offset angle between the puller wire and the longitudinal axis of the control handle while maximizing the travel distance of that puller wire for any given distance traveled by the pulley drawing the puller wire. In particular, the control handle of the catheter which includes a steering assembly having a lever arm carrying a pair of pulleys for drawing corresponding puller wires to deflect the tip section of the catheter. The pulleys are rotatably mounted on opposing portions of the lever arm such that one pulley is moved distally as the other pulley is moved proximally when the lever arm is rotated. Because each puller wire is trained on a respective pulley, rotation of the lever arm causes the pulley that is moved proximally to draw its puller wire to deflect the tip section in the direction of the off-axis lumen in which that puller wire extends. | 11-03-2011 |
20120259194 | CATHETER HAVING A FORCE SENSING DISTAL TIP - A catheter for contact force sensing includes a catheter body, a deflectable section, and a distal section having a tip electrode and a contact force sensor for sensing a 3D contact force vector applied to the tip electrode. The contact force sensor has a body and at least one sensor with an electrical characteristic responsive to deformation of the body resulting from the force vector. The sensor receives an electrical current and outputs an electrical signal indicative of a change in the electrical characteristic. The sensor may be a strain gage responsive to tension and compression of at least a portion of the body of the force sensor, and the electrical characteristic may be electrical resistivity of the strain gage. Alternatively, the sensor may be responsive to strain and stress of at least a portion of the body, and the electrical characteristic is inductance or hysteresis loss. | 10-11-2012 |
20130131592 | MEDICAL DEVICE CONTROL HANDLE WITH INDEPENDENT SELF HOLDING PULLER WIRE ACTUATORS - A medical device control handle has a first actuation member for actuating at least one puller wire in one manipulation of a medical device, including uni-directional deflection, if not a pair of puller wires for bi-directional deflection of a catheter, and a second actuation member for actuating an additional puller wire in another manipulation of the medical device, wherein the first and second actuation members have a common rotational axis without being rotationally coupled. In one embodiment, a first actuation assembly has a first actuator, an arm rotatable about an axis, and a first shaft. The first deflection actuator and the arm are rotationally coupled by the rotation shaft, and the arm has at least one pulley that is engaged with a puller wire. The second wire actuation assembly has a second actuator and a second shaft having a spool portion. Each actuation assembly has a friction-inducing element that provides friction torque between components of each assembly such that the actuators are self-holding. | 05-23-2013 |
20130131593 | MEDICAL DEVICE CONTROL HANDLE - A medical device control handle has with a distal component which is adjustable by an actuator assembly by means of a puller member or wire. The actuator assembly includes a user interface rotational dial, a detent tab washer and a spool, where the dial is rotationally coupled to the detent tab washer which transmits rotational movement of the dial to the spool. The spool has a shaft body and a drum end onto which an proximal end portion of the puller member can be wound to manipulate or adjust the distal component. Rotational movement of the detent washer is limited to prevent overrotation and breakage of the puller member. At least one washer is mounted on the shaft body of the spool to help apply compression load on the actuator assembly in friction-inducing contact with one or more components of the actuator assembly. | 05-23-2013 |
20130158379 | SELF-HOLDING MEDICAL DEVICE CONTROL HANDLE WITH CAM ACTUATED CLUTCH MECHANISM - A medical device control handle has a first actuation assembly and a second actuation assembly, wherein each assembly has a shaft that is axially aligned but not rotationally coupled with the other shaft. The first actuation assembly includes a first actuation member and a clutch mechanism having a friction disk for generating frictional torque in rendering the first actuation member self-holding. The first actuation member has a cam portion adapted to impart translational motion and rotational motion for disengaging the clutch mechanism upon pivotation of the first actuation member, thus allowing rotation of the first shaft to manipulate a feature of the medical device, for example, deflection. The second actuation assembly includes a second actuation member and a translating member that is responsive to rotation of the second shaft so as to manipulate another feature of the medical device. The second actuation member is also self holding. | 06-20-2013 |
20140005601 | STEERING MECHANISM FOR BI-DIRECTIONAL CATHETER | 01-02-2014 |
20140135686 | CATHETER WITH FLAT BEAM DEFLECTION IN TIP - A catheter has a deflection beam with rectangular cross-section and a single continuous puller wire for predictable on-plane bi-directional deflection. The puller wire extends through spacers on opposite sides of the beam so the puller wire is maintained a predetermined separation distance from the beam surface. Tubular structures of the catheter body and the deflectable section are fused at a joint by C-shaped brackets mounted opposite surface of the beam to form a hollow body with holes into which thermoplastic materials covering the catheter body and the deflectable section can melt to form interlocking nodes. Elongated beam stiffeners can be mounted on the beam to provide different curve and deflection geometries. | 05-15-2014 |
20140135687 | CATHETER WITH IMPROVED TORQUE TRANSMISSION - A catheter has a deflection beam and a single continuous puller wire to effectuate bi-directional deflection. A joint between a catheter body and a deflectable distal section effectively transmits torque from a control handle. The joint includes two open-shaped brackets, each affixed to a respective side of the flat deflection beam to form a closed-shaped hollow body that bridges and circumferentially encircles the beam. Each bracket has through-holes into which thermoplastic material of the catheter body and the deflectable distal section can melt and migrate to form interlocking nodes. | 05-15-2014 |
20140135688 | CATHETER WITH FLAT BEAM PROVIDING NONSYMMETRICAL CURVE BI-DIRECTIONAL DEFLECTION - The catheter has a catheter body and a deflectable section with a flat deflection beam having a different deflection initiation location on each side of the beam to provide nonsymmetrical bi-directional deflection via a single continuous puller wire with two longer parallel segments connected by a U-bend segment anchored at a distal end of the beam. A spacer is provided on each side of the beam to guide and bind the respective puller wire segments and maintain a predetermined separation distance between the puller wire and the beam, including a neutral bending axis of the beam, for reducing the beam's bending moment. One or more heat shrinking tubes may surround the spacer and the beam to tightly constrain the puller wire to the beam. | 05-15-2014 |
20140135689 | STEERING MECHANISM FOR BI-DIRECTIONAL CATHETER - A bi-directional catheter with nearly double the throw in its catheter tip deflection defines a puller wire travel path having a U-turn a pulley which minimizes the offset angle between the puller wire and the longitudinal axis of the control handle while maximizing the travel distance of that puller wire for any given distance traveled by the pulley drawing the puller wire. In particular, the control handle of the catheter which includes a steering assembly having a lever arm carrying a pair of pulleys for drawing corresponding puller wires to deflect the tip section of the catheter. The pulleys are rotatably mounted on opposing portions of the lever arm such that one pulley is moved distally as the other pulley is moved proximally when the lever arm is rotated. Because each puller wire is trained on a respective pulley, rotation of the lever arm causes the pulley that is moved proximally to draw its puller wire to deflect the tip section in the direction of the off-axis lumen in which that puller wire extends. | 05-15-2014 |
20140187894 | DOUBLE LOOP LASSO WITH SINGLE PULLER WIRE FOR BI-DIRECTIONAL ACTUATION - A catheter has a distal assembly with at least one loop, if not two, with ring electrodes. The distal assembly has an elongated support member covered by an extruded form having two lumens, one sized for nonslip tight fit with the support member. A single continuous puller wire for bidirectional deflection is pre-bent into two long portions and a U-shape bend therebetween. The U-shape bend is anchored at a distal end of a deflectable section which is reinforced by at least one washer having at least two holes, each hole axially aligned with a respective lumen in the deflectable section. Each hole is centered with a lumen so that each puller wire portion therethrough is straight and subjected to tensile force only. A proximal end of the support member is flattened and serrated to provide a better bonding to the distal end of the deflectable section. | 07-03-2014 |
20140261985 | METHOD FOR MAKING A LOW OHMIC PRESSURE-CONTACT ELECTRICAL CONNECTION BETWEEN SPLIT RING ELECTRODE AND LEAD WIRE - A method for attaching a split ring electrode to a catheter tip section includes providing a tubing with a lumen and an opening in the tubing side wall, passing an electrode lead wire through the opening, and wrapping the lead wire around the tubing. A split ring electrode is mounted on the tubing over the wrapped lead wire and opening, with electrically-conductive thermoplastic elastomeric adhesive applied between the ring electrode and the outer surface of the tubing, and reheated to reflow. | 09-18-2014 |
20150148741 | STEERING MECHANISM FOR BI-DIRECTIONAL CATHETER - The present invention provides a bi-directional catheter with nearly double the throw in its catheter tip deflection. In particular, the travel path of each the puller wire includes a U-turn or doubling-back around a pulley which minimizes the offset angle between the puller wire and the longitudinal axis of the control handle while maximizing the travel distance of that puller wire for any given distance traveled by the pulley drawing the puller wire. In one embodiment, the catheter has an elongated catheter body, a catheter tip section with first and second diametrically-opposed off-axis lumens, and a control handle which includes a steering assembly having a lever structure carrying a pair of pulleys for simultaneously drawing and releasing corresponding puller wires to deflect the tip section of the catheter. | 05-28-2015 |
20150265345 | DOUBLE LOOP LASSO WITH SINGLE PULLER WIRE FOR BI-DIRECTIONAL ACTUATION - A catheter has a distal assembly with at least one loop, if not two, with ring electrodes. The distal assembly has an elongated support member covered by an extruded form having two lumens, one sized for nonslip tight fit with the support member. A single continuous puller wire for bidirectional deflection is pre-bent into two long portions and a U-shape bend therebetween. | 09-24-2015 |
20150335862 | SELF-HOLDING MEDICAL DEVICE CONTROL HANDLE WITH CAM ACTUATED CLUTCH MECHANISM - A medical device control handle has a first actuation assembly and a second actuation assembly, wherein each assembly has a shaft that is axially aligned but not rotationally coupled with the other shaft. The first actuation assembly includes a first actuation member and a clutch mechanism having a friction disk for generating frictional torque in rendering the first actuation member self-holding. The first actuation member has a cam portion adapted to impart translational motion and rotational motion for disengaging the clutch mechanism upon pivotation of the first actuation member, thus allowing rotation of the first shaft to manipulate a feature of the medical device, for example, deflection. The second actuation assembly includes a second actuation member and a translating member that is responsive to rotation of the second shaft so as to manipulate another feature of the medical device. The second actuation member is also self holding. | 11-26-2015 |
Patent application number | Description | Published |
20080240278 | JOINT DECODING OF ISI (INTER-SYMBOL INTERFERENCE) CHANNEL AND MODULATION CODES - Joint decoding of ISI (Inter-Symbol Interference) channel and modulation codes. A means is presented by which a single, combined ISI and modulation decoding module is operable to process a signal received from an ISI communication channel and directly to generate a soft estimate of information encoded therein. A single module, that employs a decoding transfer function that is substantially matched to the communication channel that introduces the ISI and the modulation encoding performed on the information before being launched into the ISI communication channel. This means is adaptable to a variety of modulation coding systems that are tailored to deal with communication systems that introduce ISI. Moreover, this means is extendable to communication systems employing an error correction code (ECC) such as Reed-Solomon (RS) coding as well as ECCs of an iterative nature such as LDPC (Low Density Parity Check) coding, turbo coding, and/or turbo trellis code modulation (TTCM) coding. | 10-02-2008 |
20080244356 | SUPER BLOCK ERROR CORRECTION CODE (ECC) ADAPTABLE TO COMMUNICATION SYSTEMS INCLUDING HARD DISK DRIVES (HDDs) AND OTHER MEMORY STORAGE DEVICES - Super block error correction code (ECC) adaptable to communication systems including hard disk drives (HDDs) and other memory storage devices. A means is presented by which a number of blocks of information can be organized, with a degree of ECC provided thereto, and transmitted via a signal into a communication channel. In some instances, the communication channel is coupled to a storage media as in the context of an HDD, and information is written to and read from the storage media via this communication channel (e.g., “read channel”). This means is particularly well suited to applications that provide large amounts of data via any one transmission (e.g., DVR/PVR (Digital/Personal Video Recorder)). A redundant block is generated using the information of each of a number of information blocks thereby provided extra ECC on a large portion of data, and that redundant block also undergoes ECC encoding. | 10-02-2008 |
20080266694 | DISK CLOCK SYSTEM WITH UP-SAMPLER TO GENERATE FREQUENCY OFFSET - A system reads data from a magnetic storage media. A read head reads data from the magnetic storage media and produce an analog signal. A variable gain amplifier amplifies the analog signal. An offset adjust module substantially centers the amplified analog signal to a midscale. A Magneto Resistive Asymmetry (MRA) collection module MRA corrects the amplified analog signal. A Continuous Time Filter (CTF) compensation module processes the amplified analog signal. An Analog to Digital Converter (ADC) samples the amplified analog signal based upon a control signal to produce a digital signal. A Disk Lock Clock (DLC) system produces the control signal to the ADC. The control signal is representative of a frequency offset caused by at least one servo wedge rate error. A Finite Impulse Response (FIR) filter module filters the digital signal. A sequence detector processes the digital signal and detects a bit sequence from the digital signal. | 10-30-2008 |
20100091398 | Disk clock system with up-sampler to generate frequency offset - A system reads data from a magnetic storage media. A read head reads data from the magnetic storage media and produce an analog signal. A variable gain amplifier amplifies the analog signal. An offset adjust module substantially centers the amplified analog signal to a midscale. A Magneto Resistive Asymmetry (MRA) correction module MRA corrects the amplified analog signal. A Continuous Time Filter (CTF) compensation module processes the amplified analog signal. An Analog to Digital Converter (ADC) samples the amplified analog signal based upon a control signal to produce a digital signal. A Disk Lock Clock (DLC) system produces the control signal to the ADC. The control signal is representative of a frequency offset caused by at least one servo wedge rate error. A Finite Impulse Response (FIR) filter module filters the digital signal. A sequence detector processes the digital signal and detects a bit sequence from the digital signal. | 04-15-2010 |
20110283167 | Super block error correction code (ECC) adaptable to communication systems including hard disk drives (HDDs) and other memory storage devices - Super block error correction code (ECC) adaptable to communication systems including hard disk drives (HDDs) and other memory storage devices. A means is presented by which a number of blocks of information can be organized, with a degree of ECC provided thereto, and transmitted via a signal into a communication channel. In some instances, the communication channel is coupled to a storage media as in the context of an HDD, and information is written to and read from the storage media via this communication channel (e.g., “read channel”). This means is particularly well suited to applications that provide large amounts of data via any one transmission (e.g., DVR/PVR (Digital/Personal Video Recorder)). A redundant block is generated using the information of each of a number of information blocks thereby provided extra ECC on a large portion of data, and that redundant block also undergoes ECC encoding. | 11-17-2011 |
Patent application number | Description | Published |
20130001957 | External Combustion Steam Engine Electrical Generator - A specific electrical generator powered by an external combustion steam engine that functions through the initial combustion of various potential fuel sources to consequently generate steam from an internal working fluid that drives an electric motor or alternator to generate electricity is provided. The steam is then condensed to return to its liquid form in order to again be heated into steam through further combustion. The all-in-one electric generator combusts the fuel provided within the generator and incinerates such fuel in a manner and in an environment to effectively eliminate the potential for appreciable resultant levels of nitrogen and/or sulfur oxides. The combustion fuel may be any type of material, such as used vehicle or equipment oil, waste vegetable or cooking oil, diesel, gasoline, syngases, natural gases, and the like. | 01-03-2013 |
20130307268 | Heat Exchanger for Combustion Engines - A specific electrical generator powered by an external combustion steam engine that functions through the initial combustion of various potential fuel sources to consequently generate steam from an internal working fluid that drives an electric motor or alternator to generate electricity is provided. The steam is then condensed to return to its liquid form in order to again be heated into steam through further combustion. The all-in-one electric generator combusts the fuel provided within the generator and incinerates such fuel in a manner and in an environment to effectively eliminate the potential for appreciable resultant levels of nitrogen and/or sulfur oxides. The combustion fuel may be any type of material, such as used vehicle or equipment oil, waste vegetable or cooking oil, diesel, gasoline, syngases, natural gases, and the like. | 11-21-2013 |
20140183863 | Heat Exchanger for Combustion Engines - A novel heat exchange device to provide sufficient amounts of heat within a manifold including a working fluid within heating coils to generate electricity through an external combustion steam engine and electrical generator is provided. Such a novel heat exchanger includes coils that surround a central heating compartment thereby exposing such coils to gradually increasing temperatures such that the working fluid is first vaporized and then is ultimately superheated to a “dry” steam upon the point of egress of the heat exchanger leading to the engine portion. In this manner, greater efficiency in heating of the working fluid is accomplished with all of the fluid converted to a gas under pressure to effectuate the necessary engine, etc., movement for energy production. | 07-03-2014 |
Patent application number | Description | Published |
20090078595 | Packaging System for Producing A Foam-in-Bag and Method of Mixing Foam - The present disclosure relates to a packaging system for producing a foam-in bag and method of mixing foam for the packaging of articles for shipment and storage, and in particular, to an improved, flexible, multilayered packaging system with a vented, deformable outer bag and an inner confinement structure made of paperboard box or a plastic bag with reclosable opening for optimal mixing and controlled release of the foam using preferential paths, score lines, weakness points, and/or obstacles to flow. In addition, the precursor fluids are placed in individually sealed pouches with calibrated and aptly positioned frangible seals to facilitate mixing after rupture inside of the inner confinement structure. In another embodiment, one of the precursor fluids is placed directly in the inner confinement structure, and in yet another embodiment, both sealed pouches are adhesively joined to the inner confinement structure. What is also disclosed is a method of mixing foam precursors in the different embodiments of the foam-in-bag packaging system. | 03-26-2009 |
20110278183 | PACKAGING SYSTEM FOR PRODUCING A FOAM-IN-BAG AND METHOD OF MIXING FOAM - The present disclosure relates to a packaging system for producing a foam-in bag and method of mixing foam for the packaging of articles for shipment and storage, and in particular, to an improved, flexible, multilayered packaging system with a vented, deformable outer bag and an inner confinement structure made of paperboard box or a plastic bag with reclosable opening for optimal mixing and controlled release of the foam using preferential paths, score lines, weakness points, and/or obstacles to flow. In addition, the precursor fluids are placed in individually sealed pouches with calibrated and aptly positioned frangible seals to facilitate mixing after rupture inside of the inner confinement structure. In another embodiment, one of the precursor fluids is placed directly in the inner confinement structure, and in yet another embodiment, both sealed pouches are adhesively joined to the inner confinement structure. What is also disclosed is a method of mixing foam precursors in the different embodiments of the foam-in-bag packaging system. | 11-17-2011 |