Patent application number | Description | Published |
20120063101 | Capacitive touch interface assembly - A display assembly includes a transparent cover piece, a display shroud having a contact structure arranged to face the transparent cover piece, an interface subassembly mounted on the display shroud, an electronics board shroud having a support member and a connection feature, and a biasing member operably engaged between the display shroud and the electronics board shroud. The connection feature mechanically connects the electronics board shroud to the display shroud while permitting axial displacement and rotation therebetween. The biasing member rests on the support member of the electronics board shroud, and the biasing member is configured to urge the contact structure of the display shroud into physical contact with the transparent cover piece. The interface subassembly includes a display circuit for providing a digital display and a touch circuit for providing touch actuation at or near the digital display through the transparent cover piece. | 03-15-2012 |
20120279580 | PROCESS FLUID PRESSURE TRANSMITTER WITH REPLACEABLE ATMOSPHERIC VENT FILTER - A process fluid pressure transmitter for measuring a process pressure referenced to atmospheric pressure is provided. The process fluid pressure transmitter includes a pressure sensor fluidically coupled to a pair of pressure conveying conduits. The pressure sensor has an electrical characteristic that varies with the pressures applied by the pressure conveying conduits. A process fluid inlet is disposed to contact a process fluid, and is in fluidic communication with a first conduit of the pair of pressure conveying conduits. An atmospheric vent is coupled to a second conduit of the pair of pressure conveying conduits. The atmospheric vent is replaceable and has a filter element disposed therein. | 11-08-2012 |
20130329159 | DUAL COMPARTMENT ENVIRONMENTAL SEAL - An environmental seal between two compartments, such as in a process transmitter, linked by a passageway contains an electrical cable. The seal includes a stop, a cable gland body, a compression bushing, a cable gland nut, and a first elastomeric seal. The stop projects from an interior surface of the passageway. The cable gland body is in contact with the stop and encircles a portion of the electrical cable. The compression bushing is within the cable gland body and encircles the portion of the electrical cable. The cable gland nut compresses the compression bushing and seals the compression bushing against the electrical cable and against an interior surface of the cable gland body. The first elastomeric seal seals between an exterior surface of the cable gland body and the interior surface of the passageway. | 12-12-2013 |
20150090039 | SEAL FOR PRESSURE TRANSMITTER FOR USE IN INDUSTRIAL PROCESS - A pressure transmitter system for measuring a pressure of a process fluid in an industrial process includes a pressure transmitter having a pressure sensor. A process fluid passageway having a circular opening is configured to couple pressure of the process fluid to the pressure sensor. A concentric seal support structure extends around the circular opening comprising an annular recess. An annular stress riser is positioned radially inward from the annular recess. A seal material fills the annular recess and contacts at least a portion of the annular stress riser. | 04-02-2015 |
20150114475 | SINGLE PIECE THREE-WAY ELASTOMERIC VALVE - A drainage component in fluid communication with the fluid supply line includes a drain channel leading to a drain, the drain channel having an inner wall and an outer wall. The inner wall has a sealing surface approximate a three-way elastomeric valve. The elastomeric valve includes a moveable first wall having a first position when the fluid supply is on and a second position when fluid supply is off and a second wall connected to the moveable first wall, the second wall engaging a drain sealing surface when the first wall is in the first position. The elastomeric valve includes an orifice through which fluid may flow. When the pressure of the fluid on the elastomeric element increases, the second wall of the elastomeric valve engages the drain sealing surface. The elastomeric valve is preferably a fluoroelastomer to ensure both flexibility and resistance to a variety of chemical products. | 04-30-2015 |
Patent application number | Description | Published |
20140021492 | STRUCTURED LAMINATION TRANSFER FILMS AND METHODS - Lamination transfer films and methods for transferring a structured layer to a receptor substrate. The transfer films include a carrier substrate having a releasable surface, a sacrificial template layer applied to the releasable surface of the carrier substrate and having a non-planar structured surface, and a thermally stable backfill layer applied to the non-planar structured surface of the sacrificial template layer. The sacrificial template layer is capable of being removed from the backfill layer, such as via pyrolysis, while leaving the structured surface of the backfill layer substantially intact. | 01-23-2014 |
20140175707 | METHODS OF USING NANOSTRUCTURED TRANSFER TAPE AND ARTICLES MADE THEREFROM - A method of making patterned structured solid surfaces is disclosed that includes filling a structured template with backfill material to produce a structured transfer film and laminating the structured transfer film to a receptor substrate. The receptor substrate comprises a patterned adhesion promotion layer. The template layer is capable of being removed from the backfill layer while leaving at least a portion of the structured surface of the backfill layer substantially intact. The backfill layer can include at least two different materials, one of which can be an adhesion promotion layer. In some embodiments the backfill layer includes a silsesquioxane such as polyvinyl silsesquioxane. The structured transfer film is a stable intermediate that can be covered temporarily with a release liner for storage and handling. | 06-26-2014 |
20140178646 | PATTERNED STRUCTURED TRANSFER TAPE - A transfer tape is disclosed that includes a carrier, a template layer having a first surface applied to the carrier and having a second surface opposite the first surface, wherein the second surface comprises a non-planar structured surface, a release coating disposed upon the non-planar structured surface of the template layer, and a backfill layer disposed upon and conforming to the non-planar structured surface of the release coating. In some embodiments, the backfill layer includes a silsesquioxane such as polyvinyl silsesquioxane. The disclosed transfer tape can be used to transfer replicated structures to a receptor substrate. | 06-26-2014 |
20140242343 | LAMINATION TRANSFER FILMS FOR FORMING EMBEDDED NANOSTRUCTURES - Transfer films, articles made therewith, and methods of making and using transfer films that include embedded nanostructures are disclosed. The articles include a sacrificial template layer having a first surface and a second surface having a structured surface opposite the first surface and a thermally stable backfill layer applied to the second surface of the sacrificial template layer. The thermally stable backfill layer has a structured surface conforming to the structured surface of the sacrificial template layer and the sacrificial template layer comprises inorganic nanomaterials and sacrificial material. The sacrificial material in the sacrificial template layer is capable of being cleanly baked out while leaving a densified layer of inorganic nanomaterials on the structured surface of the thermally stable backfill layer. | 08-28-2014 |
Patent application number | Description | Published |
20140232960 | ELECTRONICALLY SWITCHABLE PRIVACY FILM AND DISPLAY DEVICE HAVING SAME - An electronically switchable privacy films suitable for use in display devices are described. The electronically switchable privacy film comprises a pair of mutually opposing transparent electrodes; an optically transparent microstructured layer disposed between the transparent electrodes, the microstructured layer comprising a plurality of microstructured ribs extending across a surface thereof such that the microstructured ribs form an alternating series of ribs and channels; and electronically switchable material disposed in the channels, the electronically switchable material being capable of modulation between high and low absorption states upon application of an electric field across the transparent electrodes. | 08-21-2014 |
20150079313 | VACUUM GLAZING PILLARS FOR INSULATED GLASS UNITS - Vacuum insulated glass units having layered pillars. The glass units include two glass panes and an edge seal between the glass panes with a substantial vacuum gap between them. A plurality of pillars are located between the glass panes as spacers to maintain the vacuum gap. The pillars have a sintered ceramic, alpha alumina, or zirconia body with a tapered sidewall and a functional layer on a surface of the body. | 03-19-2015 |
20150079363 | VACUUM GLAZING PILLARS DELIVERY FILMS AND METHODS FOR INSULATED GLASS UNITS - Pillar delivery films for vacuum insulated glass units. The delivery films include a support film or pocket tape, a sacrificial material on the support film, and a plurality of pillars. The pillars are at least partially embedded in the sacrificial material or formed within sacrificial material molds, and the sacrificial material is capable of being removed while leaving the pillars substantially intact. In order to make an insulated glass unit, the delivery films are laminated to a receptor such as a glass pane, and the support film and sacrificial material are removed to leave the pillars remaining on the glass. | 03-19-2015 |
20150202834 | LAMINATION TRANSFER FILMS FOR FORMING ANTIREFLECTIVE STRUCTURES - Transfer films, articles made therewith, and methods of making and using transfer films that include antireflective structures are disclosed. | 07-23-2015 |
20150207107 | LAMINATION TRANSFER FILMS FOR FORMING ARTICLES WITH ENGINEERED VOIDS - Transfer films, articles made therewith, and methods of making and using transfer films to form bridged nanostructures are disclosed. | 07-23-2015 |
Patent application number | Description | Published |
20120144708 | SWATCH AND SIGN HOLDER - A swatch and sign holder includes a base, a sign and a cover. The base includes a front face having a front surface, a back surface and at least one through slot extending from the front surface to the back surface. The sign includes a front surface, a back surface, at least one through slot extending from the front surface to the back surface and indicia printed on the front surface of the sign. The back surface of the sign engages into contact with the front surface of the front face. The cover secures the sign to the front face of the base. Each through slot of the front face and each through slot of the sign align with each other to receive a fabric swatch. | 06-14-2012 |
20120318760 | MATERIAL HOLDER - A retail display apparatus includes a mounting frame, a product support portion, and a fastening element. The mounting frame has a mounting surface that is mounted to a shelf and at least two sidewalls that extend from the mounting surface. The product support portion is positioned between the side walls of the mounting frame and has a top surface at an angle to the mounting surface. The fastening element is attached to a bottom surface of the product support portion and is adapted to engage a second fastening element attached to a product. | 12-20-2012 |
20130042511 | SWATCH AND SIGN HOLDER - A swatch and sign holder includes a base, a sign and a cover. The base includes a front face having a front surface, a back surface and at least one through slot extending from the front surface to the back surface. The sign includes a front surface, a back surface, at least one through slot extending from the front surface to the back surface and indicia printed on the front surface of the sign. The back surface of the sign engages into contact with the front surface of the front face. The cover secures the sign to the front face of the base. Each through slot of the front face and each through slot of the sign align with each other to receive a fabric swatch. | 02-21-2013 |
Patent application number | Description | Published |
20110091354 | ROOM FOGGING DISINFECTION SYSTEM - A system for disinfecting a room includes an enclosure having first and second air inlets and an air intake control assembly to selectably control air flow into the enclosure through the first and second air inlets. Air that flows between the exterior and interior of the enclosure through the second air inlet passes through a filter assembly. The enclosure also includes an air dispersion outlet having a fan that draws air into the enclosure through the first and second air inlets and forces air out of the enclosure. A chemical dispersion assembly generates a disinfecting fog relative to the fan. A system controller controls the air intake control assembly to disperse the disinfecting fog into the room, and subsequently draw the disinfecting fog from the room and through the filter assembly. | 04-21-2011 |
20110135537 | CONTAINER AND SYSTEM FOR DECONTAMINATING A MEDICAL DEVICE WITH A FOG - A pouch for retaining an endoscope during and after a decontamination process includes a first pouch side, a second pouch side attached to the first pouch side to form the pouch that is configured to retain the endoscope, and a port member coupled to the second pouch side. The second pouch side is securable to the first pouch side to seal the endoscope within the pouch. The second pouch side is configured to permit passage of a decontaminating substance. The port member is coupled to the second pouch side and includes an external interface configured to be connected to a device that provides the decontaminating substance for passage through the port member into an interior of the pouch. | 06-09-2011 |
20120301356 | DECONTAMINATION SYSTEM INCLUDING ENVIRONMENTAL CONTROL USING A DECONTAMINATING SUBSTANCE - A system for decontaminating a medical device includes a decontamination chamber configured to retain the medical device and a chemical dispersion assembly configured to deliver a decontaminating fluid to the decontamination chamber. A pressure control assembly is connected to the decontamination chamber and configured to control the pressure in the decontamination chamber. The system also includes a system controller configured to control the decontamination chamber, chemical dispersion assembly, and pressure control assembly. A pressure in the decontamination chamber is reduced to within a sub-atmospheric pressure range in a first evacuation step and add a decontaminating fluid into the decontamination chamber at a first rate while increasing the pressure in the decontamination chamber. Adding the decontaminating fluid increases a relative humidity in the decontamination chamber to a level that improves the efficacy of the decontaminating fluid. | 11-29-2012 |
20140369887 | CONTAINER AND SYSTEM FOR DECONTAMINATING A MEDICAL DEVICE WITH A FLUID - A method for decontaminating a medical device includes enclosing the medical device in an enclosure including a fog-permeable layer and an exterior port member coupled to the fog-permeable layer. The exterior port member of the enclosure is coupled to a chemical dispersing interface in a decontamination chamber. A pressure in the decontamination chamber is reduced to a sub-atmospheric pressure in a first evacuation step. A room temperature decontaminating fluid is introduced as a fog into the decontamination chamber. The fog is held in the decontamination chamber for a decontaminating time. The pressure in the decontamination chamber is reduced to a sub-atmospheric pressure in a second evacuation step. The decontamination chamber is vented to atmospheric pressure. | 12-18-2014 |
20150064066 | ROOM FOGGING DISINFECTION SYSTEM AND METHOD - A method for disinfecting a room includes generating a fog from an enclosure having first and second air inlets and an air dispersion outlet including a fan configured to draw air into the enclosure through first and second air inlets and to force air out of the enclosure. A filter assembly is disposed relative to the second air inlet such that air that flows between the exterior and interior of the enclosure through the second air inlet passes through the filter assembly. The method further includes actuating an air intake assembly, activating the fan, actuating the air intake control assembly, and deactivating the fan. | 03-05-2015 |
20150202339 | DECONTAMINATION SYSTEM INCLUDING ENVIRONMENTAL CONTROL USING A DECONTAMINATING SUBSTANCE - A system for decontaminating a device, such as a medical device, includes a decontamination chamber configured to retain the device and a chemical dispersion assembly configured to deliver a decontaminating fluid to the decontamination chamber. A pressure control assembly is connected to the decontamination chamber and configured to control the pressure in the decontamination chamber. The system also includes a system controller configured to control the decontamination chamber, chemical dispersion assembly, and pressure control assembly. A decontaminating fluid is added into the decontamination chamber at a first rate while increasing the pressure in the decontamination chamber. Adding the decontaminating fluid increases a relative humidity in the decontamination chamber. | 07-23-2015 |
Patent application number | Description | Published |
20140275857 | METABOLIC AND CARDIOPULMONARY MONITOR - Systems and methods for monitoring and/or assessing metabolic and/or cardiopulmonary parameters of a subject are disclosed. Systems and methods for high speed monitoring of metabolic parameters of a subject in a substantially unrestricted setting are disclosed. Further disclosed are wearable systems and methods for substantially unobtrusive monitoring of a breath stream from a subject. Also disclosed are wearable systems and methods for real-time monitoring of the respiratory function and/or one or more disease states of a subject. Data systems to coordinate simultaneous monitoring of one or more metabolic and/or cardiopulmonary parameters of a plurality of subjects are also disclosed. | 09-18-2014 |
20150173673 | CONTROLLED SYMPATHECTOMY AND MICRO-ABLATION SYSTEMS AND METHODS - A catheter system for controlled sympathectomy procedures is disclosed. A catheter system for controlled micro ablation procedures is disclosed. Methods for performing a controlled surgical procedure are disclosed. A system for performing controlled surgical procedures in a minimally invasive manner is disclosed. | 06-25-2015 |
20150224326 | ENDOSCOPIC SYMPATHECTOMY SYSTEMS AND METHODS - A system for controlled sympathectomy procedures is disclosed. A system for controlled micro ablation procedures is disclosed. Methods for performing a controlled surgical procedure are disclosed. A system for performing controlled surgical procedures in a minimally invasive manner is disclosed. An implantable device for monitoring and/or performing a neuromodulation procedure is disclosed. | 08-13-2015 |
20150335288 | MODULAR PHYSIOLOGIC MONITORING SYSTEMS, KITS, AND METHODS - Systems, devices, methods, and kits for monitoring one or more physiologic and/or physical signals from a subject are disclosed. A system including patches and corresponding modules for wirelessly monitoring physiologic and/or physical signals is disclosed. A service system for managing the collection of physiologic data from a customer is disclosed. An isolating patch for providing a barrier between a handheld monitoring device with a plurality of contact pads and a subject is disclosed. | 11-26-2015 |
20150351690 | MODULAR PHYSIOLOGIC MONITORING SYSTEMS, KITS, AND METHODS - Systems, devices, methods, and kits for monitoring one or more physiologic and/or physical signals from a subject are disclosed. A system including patches and corresponding modules for wirelessly monitoring physiologic and/or physical signals is disclosed. A service system for managing the collection of physiologic data from a customer is disclosed. An isolating patch for providing a barrier between a handheld monitoring device with a plurality of contact pads and a subject is disclosed. | 12-10-2015 |
20160029960 | SYSTEMS AND METHODS FOR NEUROLOGICAL TRAFFIC AND/OR RECEPTOR FUNCTIONAL EVALUATION AND/OR MODIFICATION - Systems and methods for controlled sympathectomy procedures for neuromodulation are disclosed. A system for controlled micro ablation procedures is disclosed. A guidewire including one or more sensors or electrodes for accessing and recording physiologic information from one or more anatomical sites within the parenchyma of an organ as part of a physiologic monitoring session, a diagnostic test, or a neuromodulation procedure is disclosed. A guidewire including one or more sensors and/or a means for energy delivery, for performing a neuromodulation procedure within a small vessel within a body is disclosed. | 02-04-2016 |
Patent application number | Description | Published |
20090018608 | CARDIAC STIMULATION APPARATUS AND METHOD FOR THE CONTROL OF HYPERTENSION - The method calls for the periodic electrical stimulation of the heart muscle to alter the ejection profile of the heart thus reducing the observed blood pressure of the patient. The therapy may be invoked by an implantable blood pressure sensor associated with a pacemaker like device. | 01-15-2009 |
20100168649 | MICROVASCULAR OBSTRUCTION DETECTION AND THERAPY - A method of detecting and treating a microvascular obstruction is provided. In one embodiment, a catheter is provided for both detecting the microvascular obstruction and treating or removing the obstruction. | 07-01-2010 |
20100174183 | MULTIPLE LUMEN DIFFUSION CATHETER - A method and device for the simultaneous or sequential introduction of multiple fluids into the bloodstream including a multiple lumen catheter with corresponding multiple hole sets. By introducing a second fluid such as saline, the concentration and bolus of a first fluid, such as a contrast agent, can be controlled and optimized. | 07-08-2010 |
20100285510 | MARKER FOR INFLAMMATORY CONDITIONS - Use of pregnancy-associated plasma protein-A as a marker for inflammatory conditions, and in particular, for acute coronary syndromes is described. | 11-11-2010 |
20110212024 | MARKER FOR INFLAMMATORY CONDITIONS - Use of pregnancy-associated plasma protein-A as a marker for inflammatory conditions, and in particular, for acute coronary syndromes is described. | 09-01-2011 |
20120041502 | Cardiac Stimulation Apparatus And Method For The Control Of Hypertension - A method that electrically stimulates a heart muscle to alter the ejection profile of the heart, to control the mechanical function of the heart and reduce the observed blood pressure of the patient. The therapy may be invoked by an implantable blood pressure sensor associated with a pacemaker like device. In some cases, where a measured pretreatment blood pressure exceeds a treatment threshold, a patient's heart may be stimulated with an electrical stimulus timed relative to the patient's cardiac ejection cycle. This is done to cause dyssynchrony between at least two cardiac chambers or within a cardiac chamber, which alters the patient's cardiac ejection profile from a pretreatment cardiac ejection profile. This has the effect of reducing the patient's blood pressure from the measured pretreatment blood pressure. | 02-16-2012 |
20120221042 | Methods And Devices For Treating The Left Atrial Appendage - Methods and devices that treat the left atrial appendage by bringing the distal wall of the appendage to a position where the tissue of the wall blocks the ostium, thereby preventing blood from flowing into the appendage. The methods and devices are adapted to create a separation between the distal wall of the appendage and the adjacent pericardium such that the risk of rupturing the pericardium are minimized. | 08-30-2012 |
20130150737 | MICROVASCULAR OBSTRUCTION DETECTION AND THERAPY - A method of detecting and treating a microvascular obstruction is provided. In one embodiment, a catheter is provided for both detecting the microvascular obstruction and treating or removing the obstruction. | 06-13-2013 |
20130289607 | Valvuloplasty Catheter - The present invention provides an aortic valvuloplasty catheter which, in one preferred embodiment, has a tapered distal balloon segment that anchors within the left ventricle outflow track of the patient's heart and a rounded proximal segment which conforms to the aortic sinuses forcing the valve leaflets open. In addition, this embodiment of the valvuloplasty catheter includes a fiber-based balloon membrane, a distal pigtail end hole catheter tip, and a catheter sheath. | 10-31-2013 |
20140046362 | Tissue Attachment Device And Method - A method and apparatus for attaching tissue to bone in a shifted position without requiring surgical detachment of muscle or connective tissue joining the tissue layer to the bone layer. The skin layer is gently pulled in a non-surgical manner and a fastener of the invention is driven through the skin layer into the bone layer to effect a “skin tightening” procedure. | 02-13-2014 |
20140052169 | Anti-Arrhythmia Devices And Methods Of Use - An apparatus and method of use are disclosed for treating, preventing and terminating arrhythmias. In particular, the apparatus is implantable within or on various tissues and structures and is used to prevent or block conduction of aberrant impulses. A variety of methods of the present invention may be used to attack arrhythmias by short-circuiting impulses, inducing fibrosis, ablating tissue or inducing inflammation. In addition, the device and methods may also be used to treat aneurysms. The device may also be used to treat hypertension, and to function as a blood pressure regulator. | 02-20-2014 |
20140128934 | Cardiac Stimulation Apparatus And Method For The Control Of Hypertension - A method that electrically stimulates a heart muscle to alter the ejection profile of the heart, to control the mechanical function of the heart and reduce the observed blood pressure of the patient. The therapy may be invoked by an implantable blood pressure sensor associated with a pacemaker like device. In some cases, where a measured pretreatment blood pressure exceeds a treatment threshold, a patient's heart may be stimulated with an electrical stimulus timed relative to the patient's cardiac ejection cycle. This is done to cause dyssynchrony between at least two cardiac chambers or within a cardiac chamber, which alters the patient's cardiac ejection profile from a pretreatment cardiac ejection profile. This has the effect of reducing the patient's blood pressure from the measured pretreatment blood pressure. | 05-08-2014 |
20140180353 | Methods and Systems for Lowering Blood Pressure through Reduction of Ventricle Filling - Methods and devices for reducing ventricle filling volume are disclosed. In some embodiments, an electrical stimulator may be used to stimulate a patient's heart to reduce ventricle filling volume or even blood pressure. When the heart is stimulated in a consistent way to reduce blood pressure, the cardiovascular system may over time adapt to the stimulation and revert back to the higher blood pressure. In some embodiments, the stimulation pattern may be configured to be inconsistent such that the adaptation response of the heart is reduced or even prevented. In some embodiments, an electrical stimulator may be used to stimulate a patient's heart to cause at least a portion of an atrial contraction to occur while the atrioventricular valve is closed. Such an atrial contraction may deposit less blood into the corresponding ventricle than when the atrioventricular valve is opened throughout an atrial contraction. | 06-26-2014 |
20150174410 | Methods and Systems for Lowering Blood Pressure Through Reduction of Ventricle Filling - Methods and devices for reducing ventricle filling volume are disclosed. In some embodiments, an electrical stimulator may be used to stimulate a patient's heart to reduce ventricle filling volume or even blood pressure. When the heart is stimulated in a consistent way to reduce blood pressure, the cardiovascular system may over time adapt to the stimulation and revert back to the higher blood pressure. In some embodiments, the stimulation pattern may be configured to be inconsistent such that the adaptation response of the heart is reduced or even prevented. In some embodiments, an electrical stimulator may be used to stimulate a patient's heart to cause at least a portion of an atrial contraction to occur while the atrioventricular valve is closed. Such an atrial contraction may deposit less blood into the corresponding ventricle than when the atrioventricular valve is opened throughout an atrial contraction. | 06-25-2015 |
20150258342 | Methods And Systems For Controlling Blood Pressure By Controlling Atrial Pressure - Systems and methods for controlling blood pressure by controlling atrial pressure and atrial stretch are disclosed. In some embodiments, a stimulation circuit may be configured to deliver a stimulation pulse to at least one cardiac chamber of a heart of a patient, and at least one controller may be configured to execute delivery of one or more stimulation patterns of stimulation pulses to the at least one cardiac chamber, wherein at least one of the stimulation pulses stimulates the heart such that an atrial pressure resulting from atrial contraction of an atrium overlaps in time a passive pressure build-up of the atrium, such that an atrial pressure of the atrium resulting from the stimulation is a combination of the atrial pressure resulting from atrial contraction and the passive pressure build-up and is higher than an atrial pressure of the atrium would be without the stimulation, and such that the blood pressure of the patient is reduced. | 09-17-2015 |
20150335895 | Methods And Systems For Lowering Blood Pressure Through Reduction Of Ventricle Filling - Systems and methods for reducing ventricle filling volume are disclosed. In some embodiments, a stimulation circuit may be used to stimulate a patient's heart to reduce ventricle filling volume or even blood pressure. When the heart is stimulated at a consistent rate to reduce blood pressure, the cardiovascular system may over time adapt to the stimulation and revert back to the higher blood pressure. In some embodiments, the stimulation pattern may be configured to be inconsistent such that the adaptation response of the heart is reduced or even prevented. In some embodiments, a stimulation circuit may be used to stimulate a patient's heart to cause at least a portion of an atrial contraction to occur while the atrioventricular valve is closed. Such an atrial contraction may deposit less blood into the corresponding ventricle than when the atrioventricular valve is opened throughout an atrial contraction. | 11-26-2015 |
20150360035 | Methods And Systems For Controlling Blood Pressure By Controlling Atrial Pressure - Systems and methods for controlling blood pressure by controlling atrial pressure and atrial stretch are disclosed. In some embodiments, a stimulation circuit may be configured to deliver a stimulation pulse to at least one cardiac chamber of a heart of a patient, and at least one controller may be configured to execute delivery of one or more stimulation patterns of stimulation pulses to the at least one cardiac chamber, wherein at least one of the stimulation pulses stimulates the heart such that an atrial pressure resulting from atrial contraction of an atrium overlaps in time a passive pressure build-up of the atrium, such that an atrial pressure of the atrium resulting from the stimulation is a combination of the atrial pressure resulting from atrial contraction and the passive pressure build-up and is higher than an atrial pressure of the atrium would be without the stimulation, and such that the blood pressure of the patient is reduced. | 12-17-2015 |