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    • 42. 发明申请
    • INTRACRANIAL PRESSURE SENSOR
    • 内压式传感器
    • US20110066072A1
    • 2011-03-17
    • US12558157
    • 2009-09-11
    • Usmah KawoosArye RosenHarel D. RosenFrancis A. Kralick
    • Usmah KawoosArye RosenHarel D. RosenFrancis A. Kralick
    • A61B5/03A61M1/00
    • A61B5/031
    • An intracranial pressure device for measuring CSF pressure in a skull includes a housing located between the scalp and the skull containing pressure device circuitry and a conduit extending downwardly from the housing to the vicinity of the CSF. A pressure sensor is coupled to the conduit and located in communication with the CSF wherein the pressure sensor directly senses the pressure of the CSF and provides a signal representative of the pressure of the CSF to the pressure device circuitry by way of the conduit. The skull has a dura and the conduit extends by way of an opening through the skull and an opening through the dura to position the sensor in direct contact with the CSF. A fluid reservoir can be in communication with the CSF by way of a tube and by way of the housing. The fluid reservoir contains CSF.
    • 用于测量颅骨中的CSF压力的颅内压装置包括位于头皮和颅骨之间的壳体,其包含压力装置电路和从壳体向下延伸到CSF附近的导管。 压力传感器耦合到管道并且与CSF连通,其中压力传感器直接感测CSF的压力,并且通过导管将代表CSF的压力的信号提供给压力装置电路。 颅骨具有硬脑膜,导管通过穿过颅骨的开口和通过硬脑膜的开口延伸,以使传感器与CSF直接接触。 流体储存器可以通过管和通过壳体与CSF连通。 流体储存器包含CSF。
    • 44. 发明授权
    • Method and apparatus for catheter phototherapy with dose sensing
    • 用于剂量感应的导管光疗的方法和装置
    • US06749623B1
    • 2004-06-15
    • US09591947
    • 2000-06-12
    • Richard A HsiArye RosenCarmen E Rodriguez
    • Richard A HsiArye RosenCarmen E Rodriguez
    • A61K500
    • A61N5/062A61B2017/00057A61N5/0601
    • A photodynamic therapy method administers, to a patient to be treated, a photosensitive medication which fluoresces when illuminated. The fluorescent light is an indication of the instantaneous phototherapy dose. A catheter according to the invention includes a probe or sensor arrangement for generating a signal representing the instantaneous amplitude of the fluorescence or the incident illumination. The signal is integrated to produce a signal representing the total dose of phototherapy. The photodynamic therapy is terminated when the integrated signal indicates a particular value. The catheter in one embodiment includes an array of semiconductor light sources near its distal end, energized from the proximal end. In another embodiment, the light source is external to the patient, and the light is conducted to the distal end of the catheter by one or more optical fibers. The light sensor may be an optical fiber extending from the proximal to the distal end of the catheter, with a probe end which is directive or omnidirectional. In this case, the dose signal is detected by a photodiode exterior to the catheter and the detected signal is integrated to generate a signal indicative of cumulative dose. In another embodiment, the photodiode is located near the distal end of the catheter.
    • 光动力学治疗方法向待治疗的患者施用照射时发荧光的光敏药物。 荧光灯是瞬时光疗剂量的指示。 根据本发明的导管包括用于产生表示荧光或入射照明的瞬时幅度的信号的探针或传感器装置。 信号被整合以产生表示光疗总剂量的信号。 当积分信号表示特定值时,光动力疗法终止。 一个实施例中的导管包括从其近端附近的半导体光源的阵列,从近端激励。 在另一个实施例中,光源在患者外部,并且光通过一根或多根光纤传导到导管的远端。 光传感器可以是从导管的近端延伸到远端的光纤,探针端是指导性的或全向的。 在这种情况下,剂量信号由导管外部的光电二极管检测,并且检测到的信号被积分以产生指示累积剂量的信号。 在另一个实施例中,光电二极管位于导管的远端附近。
    • 45. 发明授权
    • Television tuner employing micro-electro-mechanically-switched tuning matrix
    • 采用微机电开关调谐矩阵的电视调谐器
    • US06535722B1
    • 2003-03-18
    • US09206429
    • 1998-12-07
    • Arye RosenStewart Mark PerlowRaymond Louis Camisa
    • Arye RosenStewart Mark PerlowRaymond Louis Camisa
    • H04B118
    • H04N5/50H03J5/244H03J2200/10H04N21/4263
    • A tuning circuit, as for a television receiver or video recorder, employs switchable tuning circuits including micro-electronic electro-mechanical switches for selecting the ones of an array of capacitors and/or inductors as is useful in tunable circuits. The array of capacitors and/or inductors and micro-electro-mechanical switches of the switched tuning matrix is formed on an integrated circuit or an electronic circuit substrate along with amplifiers and other electronic elements of the tuning circuit for which the switched tuning matrix is employed. The switchable capacitance and inductance matrices are well suited for use in the resonators employed in the pre-selector filters, post-selector filters and oscillators of electronic tuners, such as those employed in television receivers and video recorders. The capacitors and micro-electro-mechanical switches may be connected to select a particular capacitor of the array of capacitors or to select ones of the capacitors of the array of capacitors to establish a particular capacitance value. The capacitors of the array of capacitors may be of like value or may be of different values, such as would advance simplified response to a digital control word, such as a 1-2-4-8 weighting or a 1-2-2-4 weighting. Similarly, the inductors and micro-electro-mechanical switches may be connected to select a particular inductor of the array of inductors or to select ones of the inductors of the array of inductors to establish a particular inductance value. The inductors of the array of inductors may be of like value or may be of different values, such as would advance simplified response to a digital control word, such as a 1-2-4-8 weighting or a 1-2-2-4 weighting.
    • 对于电视接收机或录像机,调谐电路采用可切换调谐电路,包括微电子机电开关,用于选择电容器和/或电感器阵列中的那些,这在可调谐电路中是有用的。 开关调谐矩阵的电容器和/或电感器和微机电开关的阵列与集成电路或电子电路基板一起形成在调谐电路的放大器和其他电子元件上,其中使用开关调谐矩阵 。 可切换电容和电感矩阵非常适合用于电子调谐器的预选择器滤波器,后置选择器滤波器和振荡器中使用的谐振器,例如在电视接收机和录像机中使用的谐振器。 电容器和微机电开关可以被连接以选择电容器阵列的特定电容器或者选择电容器阵列的电容器中的一个以建立特定的电容值。 电容器阵列的电容器可以具有相同的值或者可以具有不同的值,例如可以提前对数字控制字的简化响应,例如1-2-4-8加权或者1-2-2- 4加权 类似地,电感器和微机电开关可以被连接以选择电感器阵列的特定电感器或者选择电感器阵列的电感器以建立特定的电感值。 电感器阵列的电感器可以具有相同的值或者可以具有不同的值,例如将提前对数字控制字的简化响应,例如1-2-4-8加权或1-2-2-8的加权, 4加权
    • 47. 发明授权
    • Cardiac ablation catheter arrangement with movable guidewire
    • 具有可移动导丝的心脏消融导管装置
    • US5716389A
    • 1998-02-10
    • US559816
    • 1995-11-13
    • Paul WalinskyArnold Jack GreensponArye Rosen
    • Paul WalinskyArnold Jack GreensponArye Rosen
    • A61B5/042A61N1/05A61N1/06A61B5/04
    • A61N1/06A61B5/0422A61N1/056A61N1/0587A61B2562/0209A61B2562/043
    • The catheter sensing and ablation arrangement allows location and cardiac abalation on a patient. The arrangement includes an electrically nonconductive catheter body, with a guide-wire lumen. The guidewire is electrically conductive, and, when the guidewire is assembled with the catheter, extends through the lumen, and is slideable therein. The guidewire has an enlarged distal end which, when retracted, blocks the guidewire lumen. The distal end of the catheter body has an exposed first electrode, which is connected to a terminal located near the proximal end. An action potential sensor is adapted for, in a sensing mode of operation, coupling to the proximal end of the guide wire and to the electrical terminal, for sensing action potentials appearing between the enlarged end of the guide wire and the first electrode, so the end of the guide wire may be moved to a cardiac location identifiable by the action potentials. An electrically conductive contact plate is adapted for, in a second mode of operation of the sensing and ablation arrangement, being located on the exterior of the patient's back. An RF signal generator is provided for, in an ablation mode of operation, causing RF energy to be guided to the selected cardiac location, for causing current flow between the contact plate and the enlarged distal end of the guidewire, resulting in ablation of cardiac material at the cardiac location, but not at the contact plate.
    • 导管感测和消融装置允许患者的位置和心脏出血。 该装置包括具有导丝管腔的非导电导管体。 导丝是导电的,并且当导丝与导管组装时延伸穿过内腔,并且可在其中滑动。 导丝具有扩大的远端,当缩回时,其阻挡导丝管腔。 导管主体的远端具有暴露的第一电极,其连接到位于近端附近的端子。 动作电位传感器适于在感测操作模式下耦合到导丝的近端和电端子,用于感测出现在导丝的扩大端和第一电极之间的动作电位,因此, 导丝的末端可以移动到由动作电位可识别的心脏位置。 导电接触板适于在感测和消融装置的第二操作模式中位于患者背部的外部。 提供RF信号发生器,用于在消融操作模式中使RF能量被引导到所选择的心脏位置,以引起接触板和导丝的扩大远端之间的电流流动,导致心脏材料的消融 在心脏位置,但不在接触板。
    • 48. 发明授权
    • Dental instrument with microwave/RF radiation and method of treating a
tooth
    • 具有微波/射频辐射的牙科仪器和治疗牙齿的方法
    • US5421727A
    • 1995-06-06
    • US74652
    • 1993-06-07
    • Barry H. StevensArye RosenKevin W. Choi
    • Barry H. StevensArye RosenKevin W. Choi
    • A61C5/02A61C1/00A61C3/00
    • A61C5/02
    • Dental or endodontic instruments such as drills, files, rasps, broaches, reamers, and the like are arranged to allow radiation of electromagnetic energy into a man-made or natural cavity in the tooth under treatment. The energy may be in the form of microwave or radio-frequency (RF) radiation. The energy raises the temperature of the surrounding tooth material, which tends to disinfect the material as a direct consequence of the temperature. Also, if a disinfectant material is additionally introduced into the tooth cavity, the temperature of the disinfectant material itself may be raised, which enhances its activity. In the particular application to the removal of degenerated pulp, the instrument may be introduced, and electrical or electromagnetic power applied to coagulate the pulp about the instrument, allowing more complete removal of the pulp. The dental instrument may be used with an RF energy delivery system for application of particular amounts of energy per unit time (power). The RF power may be carried through miniature coaxial cables through the dental instrument itself, to enable radiation directly into the interior of the tooth. For this purpose, in some embodiments of the invention the dental instrument includes a portion formed from a dielectric material which allows the energy to pass therethrough. In a particular embodiment, a dental drill includes an antenna near the distal end thereof, a capacitive top cap of which is made from hardened material shaped for removal of tooth material.
    • 布置了诸如钻,文件,锉刀,拉刀,铰刀等的牙科或牙髓器械,以便将电磁能辐射到被处理的牙齿中的人造或自然腔中。 能量可以是微波或射频(RF)辐射的形式。 能量提高了周围的牙齿材料的温度,这是由于温度的直接后果而倾向于对材料进行消毒。 此外,如果将消毒剂材料另外引入到牙腔中,则可以提高消毒剂材料本身的温度,这增强了其活性。 在去除退化的纸浆的具体应用中,可以引入仪器,并且施加电或电磁力以使纸浆围绕仪器凝结,允许更完全地除去纸浆。 牙科器械可以与RF能量递送系统一起使用,以在每单位时间(功率)下施加特定量的能量。 RF功率可以通过微型同轴电缆通过牙科仪器本身进行,以使辐射能够直接进入牙齿的内部。 为此,在本发明的一些实施例中,牙科器械包括由介电材料形成的部分,其允许能量通过。 在特定实施例中,牙钻包括在其远端附近的天线,其电容式顶盖由形状为用于移除牙齿材料的硬化材料制成。
    • 50. 发明授权
    • Direct DC to RF conversion by impulse excitation
    • 通过脉冲激励直接到RF转换
    • US4805084A
    • 1989-02-14
    • US185561
    • 1988-04-25
    • Arye RosenChi H. Lee
    • Arye RosenChi H. Lee
    • H03B9/14H02M1/00
    • H03B9/147
    • A device for converting DC to RF has a monolithic PIN diode adapted to be coupled to a DC supply. The diode receives light switching pulses and is coupled to a monolithic resonator. The monolithic form provides compactness and reliability, while the diode, which is reversed biased when OFF, prevents substrate leakage currents. The diode and the resonator can be made in a single substrate, e.g., silicon, or in different substrates, e.g., silicon for the diode to obtain a long carrier lifetime and, thus, minimize the light pulse repetition rate, and GaAs for the resonator to obtain a high Q. The resonator can also act as an impedance transformer.
    • 用于将DC转换成RF的装置具有适于耦合到DC电源的单片PIN二极管。 二极管接收光开关脉冲并耦合到单片谐振器。 单片形式提供紧凑性和可靠性,而在OFF时反向偏置的二极管可防止衬底漏电流。 二极管和谐振器可以制成在单个衬底(例如硅)中,或者在不同的衬底(例如用于二极管的硅)中制成,以获得长的载流子寿命,并因此使光脉冲重复率最小化,并且用于谐振器的GaAs 以获得高Q值。谐振器也可以用作阻抗变换器。