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    • 3. 发明申请
    • REAL TIME CSF FLOW MEASUREMENT SYSTEM & METHOD
    • 实时CSF流量测量系统与方法
    • WO2011150323A3
    • 2012-05-18
    • PCT/US2011038317
    • 2011-05-27
    • NEURODX DEV LLCSWOBODA MAREKHOCHMAN MATIAS GABRIELMATTIUCCI MARK EVANFRITZ FREDERICK J
    • SWOBODA MAREKHOCHMAN MATIAS GABRIELMATTIUCCI MARK EVANFRITZ FREDERICK J
    • A61M5/168A61B5/01A61F2/02
    • A61M27/006A61B5/01A61B5/031A61B5/032A61M5/168A61M5/16836G01F1/684
    • A system for measuring quantitative CSF flow in shunt tubing implanted under the skin. The system includes an array of thermo-sensors clustered in three sections, cooling device, placed on the skin surface and an associated data acquisition and analysis device. Two sensor sections are placed over the shunt on the skin and measure real time temperature responses related to CSF movement. One array placed adjacent the cooling device collects data on thermal properties of skin including skin thermal conductivity, specific heat, diffusivity, perfusion, and thermal inertia. The method involves assessing thermal properties of skin and measuring CSF flow in shunt tubing. The method is useful for shunt patency assessment, CSF valve adjustment procedures and CSF flow measurements related to CSF over drainage. Alternatively, only one section of sensors need be used when determining relative CSF flow, without the need to determine thermal skin properties and by applying the cooling device continuously.
    • 用于测量植入皮下的分流管中定量CSF流量的系统。 该系统包括聚集在三个部分的热传感器阵列,放置在皮肤表面上的冷却装置和相关的数据采集和分析装置。 将两个传感器部分放置在皮肤上的分流器上,并测量与CSF运动相关的实时温度响应。 靠近冷却装置放置的一个阵列收集关于皮肤热性质的数据,包括皮肤热导率,比热,扩散性,灌注和热惯性。 该方法包括评估皮肤的热性质并测量分流管中的CSF流量。 该方法对于分流通气评估,脑脊液阀调节程序和与流量相关的CSF流量测量有用。 或者,当确定相对CSF流量时,仅需要使用一个传感器部分,而不需要确定热皮肤性质并且连续地施加冷却装置。
    • 4. 发明申请
    • CEREBROSPINAL FLUID EVALUATION SYSTEMS
    • 脑脊液检测系统
    • WO2008127867A3
    • 2009-02-26
    • PCT/US2008058882
    • 2008-03-31
    • NEURO DIAGNOSTIC DEVICES INCFRITZ FREDERICK JSWOBODA MAREK
    • FRITZ FREDERICK JSWOBODA MAREK
    • A61B5/00A61B5/03
    • A61B5/01A61B5/031A61M27/006A61M2205/3379
    • Methods and devices for testing for the presence, absence or flow rate in a subcutaneous shunt tubing using a measurement pad having a plurality of temperature sensor configurations which are positioned over, or in the vicinity of, the CSF shunt in substantially an upstream/downstream orientation. A temperature source is then applied at a predetermined location with respect to the measurement pad that is insulated from the temperature sensors. This temperature "pulse" movement is detected by the temperature sensors via the shunt tubing as the CSF carries the temperature pulse while a control sensor detects the pulse via skin convection. Temperature sensor data are provided to a CSF analyzer that subtracts control sensor data from the other sensors for determining a CSF shunt flow status/rate. A reader is used to optically or electrically detect the changes in a temperature sensitive material for determining a CSF shunt flow status or flow rate.
    • 使用具有多个温度传感器配置的测量垫来测试皮下分流管中存在,不存在或流速的方法和装置,所述测量垫位于基本上游/下游取向的CSF旁路或CSF附近 。 然后将温度源相对于与温度传感器绝缘的测量焊盘在预定位置施加。 温度“脉冲”运动由温度传感器通过分流管检测,因为当携带温度脉冲时,控制传感器通过皮肤对流检测脉冲。 将温度传感器数据提供给CSF分析仪,其从其他传感器中减去控制传感器数据,以确定CSF分流流量状态/速率。 读取器用于光学或电检测温度敏感材料的变化,以确定CSF分流流状态或流速。
    • 6. 发明申请
    • DISPOSABLE MODULAR HEARING AID
    • 可配置的模块化助听器
    • WO0169973A3
    • 2003-04-17
    • PCT/US0108051
    • 2001-03-13
    • SARNOFF CORP
    • ACETI JOHN GLEEDOM MARVIN AFRITZ FREDERICK JMAHONEY DEREK DMARGICIN JOHN MSJURSEN WALTER PTARDUGNO MICHAEL HPREVES DAVID AMEYTUS SAMZIELINSKI REUBEN J
    • G03F7/20H04R25/00H04R25/02
    • H04R25/65H04R25/456H04R25/608H04R25/652H04R25/656H04R25/658H04R2225/023H04R2460/11
    • The present invention relates to a modular hearing aid having a base unit and a detachable earmold. A battery, an earmold tip and a receiver can be integrated with the earmold. The earmold can also include a removably attached module. The module can have a shell, electronics, a receiver or a microphone. A hearing aid also includes a flexible hearing aid tip having a vibration isolator portion and a mushroom shaped tip portion. The vibration isolator portion mechanically decouples a receiver from a hearing aid base unit while the mushroom shaped tip portion provides an acoustic seal in the ear canal of a user. The internal components of a hearing aid can be potted to attenuate vibrations created by the receiver during operation. A hearing aid includes a first half shell and a second shell attached to the first shell. A microphone, battery, electronics, a receiver and a flexible tip are mounted within a housing formed by the first half shell and the second half shell. A mechanical securing mechanism, located on the first half shell and the second half shell, attaches the first half shell to the second half shell. A flexible tip for a hearing aid includes a tip portion, a sound port attached to the tip portion and a vent formed in the flexible tip. The vent provides static pressure equilibrium between an ear canal and an ambient pressure.
    • 本发明涉及一种具有基座单元和可拆卸耳罩的模块式助听器。 电池,耳塞和接收器可以与耳罩集成。 艾玛尔还可以包括一个可拆卸的连接模块。 该模块可以具有外壳,电子设备,接收器或麦克风。 助听器还包括具有隔振器部分和蘑菇形尖端部分的柔性助听器尖端。 隔振器部分将接收器与助听器基座单元机械地分离,同时蘑菇形尖端部分在使用者的耳道中提供声学密封。 助听器的内部组件可以被封装,以减少操作期间由接收器产生的振动。 助听器包括附接到第一壳的第一半壳和第二壳。 麦克风,电池,电子设备,接收器和柔性尖端安装在由第一半壳体和第二半壳体形成的壳体内。 位于第一半壳体和第二半壳体上的机械固定机构将第一半壳体附接到第二半壳体。 用于助听器的柔性尖端包括尖端部分,附接到尖端部分的声音端口和形成在柔性尖端中的通风口。 通气孔提供耳道和环境压力之间的静压平衡。
    • 8. 发明申请
    • DISPOSABLE HEARING AID WITH INTEGRAL POWER SOURCE
    • 具有整体电源的可疑听力助听器
    • WO0052964A9
    • 2001-09-13
    • PCT/US0004963
    • 2000-02-28
    • SARNOFF CORP
    • ACETI JOHN GREGORYSJURSEN WALTER PAULLEEDOM MARVIN ALLANMAHONEY DEREKFRITZ FREDERICK J
    • H04R25/00H04R25/02
    • H04R25/608A61B5/6817H04R25/453H04R25/456H04R25/602H04R25/65H04R25/656H04R25/658H04R2225/31H04R2225/61H04R2460/03H04R2460/17
    • A hearing aid includes a microphone, signal processing circuitry, receiver and integral battery all mounted in a casing. The battery may be a metal air device. The battery may be activated by removing a tape which blocks air holes on the battery or, if the battery is sealed into the hearing aid, air-vent holes on the hearing aid. The hearing aid may also include an air-blocking mechanism which is activated when the hearing aid is inserted in the user's ear and deactivated when the hearing aid is removed. The assembled hearing aid may also be packaged in non-permeable packaging material to extinguish battery activity. The hearing aid may also include an electronic switch which monitors the battery potential to disconnect the battery from the hearing aid electronics when the battery is deprived of oxygen and which connects the battery to the electronics when oxygen is provided to the battery. In one embodiment of the invention, the integral battery is a rechargeable battery which is recharged via external contacts. In another embodiment, the battery is recharged using an induced alternating current potential which is rectified before being applied to the battery.
    • 助听器包括全部安装在壳体中的麦克风,信号处理电路,接收器和整体电池。 电池可以是金属空气装置。 可以通过去除阻挡电池上的空气孔的磁带来激活电池,或者如果电池被密封到助听器中,则助听器上的通气孔。 助听器还可以包括空气阻塞机构,当助听器插入使用者的耳朵时被激活,并且当助听器被移除时停用。 组装的助听器也可以包装在不可渗透的包装材料中以扑灭电池活动。 助听器还可以包括一个电子开关,该电子开关监测电池的电位,以在电池被剥夺氧气时将电池从助听器电子设备中断开,并且当向电池提供氧气时,该开关将电池连接到电子设备。 在本发明的一个实施例中,整体电池是通过外部触点再充电的可再充电电池。 在另一个实施例中,使用在施加到电池之前被整流的感应交流电位对电池进行再充电。