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Daniel F. Dlugos, Jr., Middletown US

Daniel F. Dlugos, Jr., Middletown, OH US

Patent application numberDescriptionPublished
20090149874METHODS FOR IMPLANTING A GASTRIC RESTRICTION DEVICE - Various exemplary methods are disclosed for implanting a restriction device for forming a restriction in a patient. The methods can be used with a variety of restriction devices, but in an exemplary embodiment the methods are used for implanting a gastric restriction device.06-11-2009
20090157113WEARABLE ELEMENTS FOR IMPLANTABLE RESTRICTION SYSTEMS - Various wearable elements are provided for a more comfortable and efficient way of carrying external devices related to powering and monitoring an implantable restriction device. In one exemplary embodiment, a system for forming a restriction in a patient is provided and includes an implantable restriction device adapted to form a restriction in a patient and having an implantable communicating member configured to send and/or receive a wireless signal. The system can further include a wearable element configured to be worn by a patient and an external device coupled to the wearable element which is configured to send and/or receive a wireless signal to communicate with the implantable communicating member.06-18-2009
20090187202OPTIMIZING THE OPERATION OF A RESTRICTION SYSTEM - Methods and devices for optimizing the operation of a restriction system for forming a restriction in a patient are disclosed. In one exemplary embodiment, a method for optimizing the operation of a gastric restriction system includes providing an implantable restriction system for forming a restriction in a patient, determining an optimum value of a control parameter of the restriction system, and maintaining the control parameter at the optimum value such that a result parameter of the restriction system is substantially convergent as a function of time. Determining an optimum value of a control parameter can generally include adjusting the restriction device, determining the value of the control parameter to be optimized, and repeating the steps of adjusting the restriction device and determining the value of the control parameter until the control parameter is substantially convergent as a function of time.07-23-2009
20090192404METHODS AND DEVICES FOR MEASURING IMPEDANCE IN A GASTRIC RESTRICTION SYSTEM - Methods and devices are provided for gathering impedance data related to implantable restriction devices. In general, the methods and devices can enable patients, health care providers, and others to use gathered data as a feedback mechanism to non-invasively monitor efficacy of an implantable restriction device in a patient and to identify, modify, and/or prescribe a treatment plan for the patient considering the gathered data. Impedance data can be gathered and analyzed for tissue proximate to the restriction device, e.g., a fat pad between a gastric band and the patient's stomach. Electrodes in contact with the tissue can measure an impedance of the tissue, with the impedance between the electrodes changing as the tissue reduces in size (e.g., as fat cells shrink) and/or changes configuration.07-30-2009
20090192415GASTRIC RESTRICTION DEVICE DATA HANDLING DEVICES AND METHODS - Methods and devices are provided for handling data in an implantable restriction system. In general, the methods and devices allow collection, analysis, storage, and transmission of pressure measurements. Pressure measurement data can be compressed before storing it. Additionally, not all pressure data need be recorded or retained, such as data substantially equaling a resting or nominal pressure of an implantable restriction device indicative of little to no pressure variation and data indicative of isolated, non-recurring events. Any pressure measurement data that is recorded can be transmitted to an external device using power telemetrically provided by the external device.07-30-2009
20090192533METHODS AND DEVICES FOR DIAGNOSING PERFORMANCE OF A GASTRIC RESTRICTION SYSTEM - Methods and devices are provided for diagnosing performance of a gastric restriction system. In general, the methods and devices can enable patients, health care providers, and others to use pressure data as a feedback mechanism to monitor efficacy of an implantable restriction device and to identify, train, and/or prescribe treatment plan options. Pressure data monitoring can be used locally and/or remotely to monitor a restriction in a patient and compare gathered pressure data with a typical pressure of the restriction. Based on the results of the comparison, possible problems related to the patient and the restriction can be identified and diagnosed with possible cause(s) and solution(s). Notice of any detected possible problems, causes, and/or solutions can be provided to a user.07-30-2009
20090192534SENSOR TRIGGER - Methods and devices for effecting a gastric restriction system are disclosed. In one exemplary embodiment, a restriction system for forming a restriction in a patient is provided and can include an implantable restriction device and at least one implantable sensor that is in communication with the restriction device. In general, the implantable restriction device can be adjustable and can be configured to form a restriction in a patient. The implantable sensor(s) can be defaulted to a dormant power usage mode and can have a triggering mechanism that is configured to place the sensor(s) in a use configuration upon the occurrence of a triggering event.07-30-2009
20090192541METHODS AND DEVICES FOR PREDICTING PERFORMANCE OF A GASTRIC RESTRICTION SYSTEM - Methods and devices are provided for predicting performance of a restriction system for a patient. In general, the methods and devices can allow detection and prediction of a trajectory of a particular patient attribute, such as weight loss. Using previously gathered data values, data values defining a future outcome can be predicted and compared with a desired future outcome. If the future outcome deviates from the desired future outcome, one or more corrective actions can be suggested to a patient and/or a health care provider to help align the patient's treatment plan with the desired future outcome rather than the currently predicted future outcome.07-30-2009
20090202387SYSTEM AND METHOD OF STERILIZING AN IMPLANTABLE MEDICAL DEVICE - An implantable system having internal circuitry configured to withstand a pre-determined amount of sterilization radiation is provided. In general, the system includes an internal control module in electrical communication with an implantable medical device. The internal control module can include a circuit board configured to withstand radiation and/or any number of integrated circuits (e.g., application specific integrated circuits) wherein the circuits or at least some portion thereof are fabricated so as to withstand some amount of radiation. For example, some portion of the circuitry can be fabricated utilizing radiation compliant material(s), silicon-on-insulator technology, and/or gallium arsenide technology. Additionally, the circuitry can include various components which are inherently resistant to such radiation (e.g., components fabricated utilizing magnetic field based technology, surface acoustical wave devices, etc.). A method of sterilizing an implantable medical device via radiation is also provided.08-13-2009
20090204131AUTOMATICALLY ADJUSTING BAND SYSTEM WITH MEMS PUMP - Devices and methods for forming a restriction in a patient are disclosed. In one exemplary embodiment, a restriction system is provided including an implantable restriction device, an implantable port in fluid communication with the implantable restriction device, and an implantable pump in fluid communication with the restriction device. In general, the implantable restriction device is adjustable and configured to form a restriction in a patient, and the implantable port is configured to receive fluid from a fluid source external to the patient. The implantable pump is a micro-electro-mechanical systems (MEMS) device effective to create pumping action to move fluid through the pump.08-13-2009
20090204178POWERING IMPLANTABLE RESTRICTION SYSTEMS USING LIGHT - Various powering devices are provided for transferring and/or generating energy from numerous sources to a communicating member implanted in a patient. The energy transferred to or generated by the communicating member can be used to provide power to an implantable restriction system configured to form a restriction in a pathway.08-13-2009
20090204179POWERING IMPLANTABLE RESTRICTION SYSTEMS USING TEMPERATURE - Various powering devices are provided for transferring and/or generating energy from numerous sources to a communicating member implanted in a patient. The energy transferred to or generated by the communicating member can be used to provide power to an implantable restriction system configured to form a restriction in a pathway.08-13-2009
20090222028METHODS AND DEVICES FOR FIXING ANTENNA ORIENTATION IN A RESTRICTION SYSTEM - Various methods and devices are provided for constraining movement between two housings implanted under the skin. In one embodiment, a restriction system is provided and includes a first housing having a reservoir formed therein and configured to receive fluid, and a second housing spaced apart from and in fluid communication with the first housing. The second housing can have a sensor, for example, for measuring fluid pressure. A restriction device can be in fluid communication with the first and second housings and can be adapted to form a restriction in a pathway. A constraining element can be coupled to the first and second housings and can be configured to limit movement of the first and second housings relative to one another in at least one plane of motion.09-03-2009
20090222065Physiological Parameter Analysis for an Implantable Restriction Device and a Data Logger - An implantable restriction device can be configured to provide a restriction in a patient, for example as a function of the pressure of fluid. The implantable restriction device can include one or more sensors configured to sense a variety of parameters, such as pressure of the fluid within the implantable restriction device, pulse width, pulse amplitude, pulse count, pulse duration, or frequency, electrical characteristics, or other parameters. Data obtained by the one or more sensors (for example, the data representing pressure, pulse characteristics, and so on) may be communicated to a device located external to the patient, such as a data logger, using telemetry coils or other communicators. The data logger may store the data, and may communicate the data to a remote location via a network such as the Internet. A docking station may be provided to couple the data logger to a network and/or to recharge a cell in the data logger. The logged data may be analyzed and/or displayed using a variety of techniques to assess and/or track the condition of the restriction device or of the patient, to monitor patient physiology, or for other purposes.09-03-2009
20100114143WEARABLE ELEMENTS FOR INTRA-GASTRIC SATIETY CREATIONS SYSTEMS - A device, including an implant for placement within a hollow body organ. The implant includes a member having an undeployed shape for delivery within a hollow body and one or more deployed shapes for implantation therein. The member has sufficient rigidity in its deployed shape to exert an outward force against an interior of the hollow body so as to bring together two substantially opposing surfaces of the hollow body. The implant includes a means for changing the deployed shape of the member while implanted within the hollow body. The device includes a wearable element configured to be worn by a patient, and has an external device coupled thereto and configured to send and/or receive a wireless signal to control the means for changing the deployed shape.05-06-2010
20100114144INTRA-GASTRIC SATIETY CREATION DEVICE WITH DATA HANDLING DEVICES AND METHODS - An implant for placement within a hollow body organ. The implant includes an implantable distension device having an undeployed shape for delivery within a hollow body and one or more deployed shapes for implantation therein. The implantable distension device has sufficient rigidity in its deployed shape to exert an outward force against an interior of the hollow body so as to bring together two substantially opposing surfaces of the hollow body. The implant includes a powered means for changing the deployed shape of the implantable distension device while implanted within the hollow body. The implant also includes an implantable sensing device in communication with the implantable distension device and configured to sense a parameter related to the implantable distension device and to communicate the parameter to a filter, the filter transmits a selected portion of the parameter to a data storage device.05-06-2010
20100114145METHODS AND DEVICES FOR FIXING ANTENNA ORIENTATION IN AN INTRA-GASTRIC SATIETY CREATION SYSTEM - A device, including an implant for placement within a hollow body organ. The implant includes a member having an undeployed shape for delivery within a hollow body and one or more deployed shapes for implantation therein. The member has sufficient rigidity in its deployed shape to exert an outward force against an interior of the hollow body so as to bring together two substantially opposing surfaces of the hollow body. The device includes a means for changing the deployed shape of the member while implanted within the hollow body. The means includes an antenna configured to wirelessly communicate with an external device. The external device is configured to communicate telemetrically with the member. The device further includes at least one means to limit rotational movement of the antenna relative at least one of the member and the external device.05-06-2010
20100114148DEVICES AND METHODS FOR ADJUSTING A SATIATION AND SATIETY-INDUCING IMPLANTED DEVICE - An implant for placement within a hollow body organ having a member with an undeployed shape, for delivery within a hollow body, and one or more deployed shapes, for implantation therein. The member has sufficient rigidity in its deployed shape to exert an outward force against an interior of the hollow body so as to bring together two substantially opposing surfaces of the hollow body. The implant also includes a means for changing the deployed shape of the member while implanted within the hollow body.05-06-2010
20100185225GUI FOR AN IMPLANTABLE DISTENSION DEVICE AND A DATA LOGGER - A device, including a display and an implant for placement within a hollow body organ, the device includes a member having an undeployed shape for delivery within a hollow body and one or more deployed shapes for implantation therein. The member having sufficient rigidity in its deployed shape to exert an outward force against an interior of the hollow body so as to bring together two substantially opposing surfaces of the hollow body. The device includes a means for changing the deployed shape of the member while implanted within the hollow body. The device also includes a wireless device, external to a body of a patient, for controlling the means and for changing the deployed shape of the member while implanted within the hollow body.07-22-2010
20110040309IMPLANTABLE RESTRICTION DEVICE WITH SPACER - An implantable restriction device includes a belt and a balloon secured to the belt for engagement with tissue when the implantable restriction device is positioned about the stomach. A spacer is associated with the belt for maintaining the restriction device in a spaced relation with a staple line employed during gastric reduction surgery.02-17-2011
20110040313IMPLANTABLE RESTRICTION DEVICE WITH PROTECTIVE MEMBER - An implantable restriction device includes a belt and a balloon secured to the belt for engagement with tissue when the implantable restriction device is positioned about an organ. A protective member is associated with the balloon for positioning between the balloon and a tissue surface defining a band tissue interface.02-17-2011
20110063176DETACHABLE ANTENNA FOR REMOTE BAND - An apparatus for regulating the functioning of a patient's organ or duct. The apparatus includes an elongated member having first end and second ends. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a ring around the organ or duct. A tension element is slidably disposed within the elongated member. A drive element is associated with and engaging the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct. An antenna/controller pod is releasably coupled to the elongated member for control of the drive element.03-17-2011
20110071341IMPLANTABLE RESTRICTION SYSTEM WITH RELEASE MECHANISM - An apparatus for regulating the functioning of a patient's organ or duct includes an elongated member having a first end and a second end. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. A drive element is associated with and engaging the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct. A release mechanism is provided for the tension element.03-24-2011
20110071553IMPLANTABLE RESTRICTION SYSTEM WITH LOAD MONITOR - An apparatus for regulating the functioning of a patient's organ or duct includes an elongated member having a first end and a second end. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. A drive element is associated with and engages the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct. A load monitor ensures that excessive pressure is not applied to a patient's body organ or duct.03-24-2011
20110071557SYMMETRICAL DRIVE SYSTEM FOR AN IMPLANTABLE RESTRICTION DEVICE - An apparatus for regulating the functioning of a patient's organ or duct includes an elongated member having a first end and a second end. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. A symmetrical drive system including a drive element associated with and engaging the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct is further provided. In accordance with an alternate embodiment an apparatus for regulating the functioning of a patient's organ or duct including an elongated member having a first end and a second end. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. The tension element is composed of a flexible first member and a flexible second member, wherein the flexible first member is movable relative to the flexible second member. A drive element is associated with and engages the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct.03-24-2011
20110071558IMPLANTABLE RESTRICTION SYSTEM TENSION RELEASE MECHANISM - An apparatus for regulating the functioning of a patient's organ or duct includes an elongated member having a first end and a second end. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. A drive element is associated with and engages the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct. A tension release mechanism is associated with the tension element.03-24-2011
20110071646TISSUE INTERFACE FOR IMPLANTABLE RESTRICTION SYSTEM - An apparatus for regulating the functioning of a patient's organ or duct includes an elongated member having a first end and a second end. The elongated member has a compressible ventral surface and a substantially rigid dorsal periphery, wherein the elongated member includes a fluid bladder positioned along the ventral surface. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. A drive element is associated with and engages the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct. Alternate embodiments are also disclosed.03-24-2011
20110144531Gastric Band System Injector with Accelerometer - A pressure sensor may be used to determine the pressure of fluid within an implantable gastric restriction device. An accelerometer may be used to measure movement of the patient in which the gastric restriction device is implanted, such that the movement may be accounted for when evaluating data from the pressure sensing system. For instance, movement data from the accelerometer may be used to identify pressure data that should be ignored. A display may annotate a pressure graph to show changes in pressure associated with patient movement; or may otherwise influence the display of pressure data based on patient movement. The pressure sensor and accelerometer may be incorporated into an adapter placed between a syringe and needle that are used to adjust the fluid pressure in the gastric restriction device. Upon examination of pressure data in relation to movement data, the implantable gastric restriction may be adjusted as needed.06-16-2011

Patent applications by Daniel F. Dlugos, Jr., Middletown, OH US