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    • 1. 发明授权
    • Passive physiological monitoring (P2M) system
    • 被动生理监测(P2M)系统
    • US06984207B1
    • 2006-01-10
    • US09662006
    • 2000-09-14
    • Patrick K. SullivanKen C. K. CheungChristopher J. SullivanPaul Pernambuco-Wise
    • Patrick K. SullivanKen C. K. CheungChristopher J. SullivanPaul Pernambuco-Wise
    • A61B5/00
    • A61B5/0205A61B5/0002A61B5/021A61B5/02125A61B5/024A61B5/08A61B5/11A61B5/113A61B5/7203A61B5/7257A61B2562/0247A61B2562/043
    • Passive Physiological monitoring apparatus and method have a sensor for sensing physiological phenomenon. A converter converts sensed data into electrical signals and a computer receives and computes the signals, and outputs computed data for real-time interactive display. The sensor is a piezoelectric film of polyvinylidene fluoride. A band-pass filter filters out noise and isolates the signals to reflect data from the body. A pre-amplifier amplifies signals. Signals detected include mechanical, thermal and acoustic signatures reflecting cardiac output, cardiac function, internal bleeding, respiratory, pulse, apnea, and temperature. A pad may incorporate the PVDF film and may be fluid-filled. The film converts mechanical energy into analog voltage signals. Analog signals are fed through the band-pass filter and the amplifier. A converter converts the analog signals to digital signals. A Fourier transform routine is used to transform into the frequency domain. A microcomputer is used for recording, analyzing and displaying data for on-line assessment and for providing realtime response. A radio-frequency filter may be connected to a cable and the film for transferring signals from the film through the cable. The sensor may be an array provided in a MEDEVAC litter or other device for measuring acoustic and hydraulic signals from the body of a patient for field monitoring, hospital monitoring, transport monitoring, home, remote monitoring.
    • 被动生理监测装置和方法具有感应生理现象的传感器。 A转换器将感测数据转换为电信号,计算机接收并计算信号,并输出计算数据进行实时交互式显示。 传感器是聚偏氟乙烯的压电膜。 带通滤波器滤除噪声并隔离信号以反映身体的数据。 前置放大器放大信号。 检测到的信号包括反映心输出量,心脏功能,内部出血,呼吸,脉搏,呼吸暂停和温度的机械,热和声学特征。 垫可以并入PVDF膜并且可以是流体填充的。 电影将机械能转换为模拟电压信号。 模拟信号通过带通滤波器和放大器馈送。 A转换器将模拟信号转换为数字信号。 傅里叶变换程序用于变换为频域。 微机用于记录,分析和显示数据,用于在线评估和提供实时响应。 射频滤波器可以连接到电缆和胶片,用于通过电缆从胶片传送信号。 传感器可以是设置在MEDEVAC垫料或其他装置中的阵列,用于测量患者身体的声学和液压信号,用于现场监测,医院监测,运输监测,家庭,远程监测。
    • 2. 发明授权
    • Lysimeter for collecting chemical samples from the vadose zone
    • 用于从渗流区收集化学样品的测定仪
    • US5677499A
    • 1997-10-14
    • US873161
    • 1992-04-24
    • Patrick K. SullivanDayananda VithanageRobert E. Bourke
    • Patrick K. SullivanDayananda VithanageRobert E. Bourke
    • E02D1/06G01N1/20
    • E02D1/06
    • A lysimeter has an elongated, relatively narrow sample pipe with flanges at upper and lower ends. A lysimeter assembly is connected to the lower end of the sample pipe by connecting an upper end of a central tube in the assembly to a lower end of the sample pipe. A circular lysimeter pan extends around the central tube. Vertical slits in the central tube provide a screen to permit water flow into the central tube from the pan but to prevent granular materials from the filter pack. Vertical webs in the pan rigidify the pan, and radial supporting webs and a ring beneath the pan support the pan. A relatively large diameter collection chamber has a spheroidal lower end and an upper end which receives the ring for centering the lysimeter pan at the upper end of the collection chamber. An outward and upward sloping flange at an upper end of the collection chamber with an elastic seal supports the lower conical wall of the lysimeter pan. A wick in the pan extends through slits in the central tube to wick water from the pan into the central tube and to flow water down along the inner wall of the central tube. The bottom of the central tube is open and is sloped, and an upward opening inner groove is formed around the lower end of the central tube. A drain tube is connected to a lower portion of the groove. A sampler is raised and lowered and positioned by a rod or chain extending through the sample pipe and central tube, so that a funnel at the upper end of a flask is aligned with the drain tube. Drain openings are provided in the canister bottom.
    • 溶度计具有细长的相对狭窄的样品管,其上端和下端具有凸缘。 通过将组件中的中心管的上端连接到样品管的下端,将溶度计组件连接到样品管的下端。 环形溶度计盘围绕中心管延伸。 中心管中的垂直狭缝提供了一个屏幕,以允许水从锅中流入中心管,但是防止来自过滤器组的颗粒材料。 锅中的垂直腹板使锅盘刚性化,并且径向支撑腹板和锅底下的环支撑锅。 相对较大直径的收集室具有球形下端和容纳环的上端,用于使收集室的上端处的测力盘对中。 在收集室的上端具有弹性密封件的向外和向上倾斜的凸缘支撑溶度计盘的下锥形壁。 锅中的芯子延伸穿过中心管中的狭缝,以将水从锅中吸入中心管并沿着中心管的内壁向下流动水。 中心管的底部是开放的并且是倾斜的,并且在中心管的下端周围形成向上开口的内槽。 排水管连接到槽的下部。 采样器被升高和降低并通过延伸穿过样品管和中心管的杆或链定位,使得烧瓶上端的漏斗与排水管对准。 排水孔设在罐底部。
    • 8. 发明授权
    • Moisture control system for electrical devices
    • 电气设备水分控制系统
    • US06483078B2
    • 2002-11-19
    • US09779665
    • 2001-02-09
    • Patrick K. Sullivan
    • Patrick K. Sullivan
    • H05B100
    • H05K5/0213
    • A moisture control device and method has a heat generating source in electrical devices that is powered to operate independent of the electrical device for reducing, minimizing or preventing condensation, nucleation and degradations on electronic parts and circuit boards of the electrical device. A power supply is connected to the heat generating source and a switch connected to the power supply. The switch may be manually operable or automatic and is used for controlling operation of the heat generating source. A sensor senses on/off status of the electrical device and automatically operates the switch in response to the sensing. Power is supplied to the heat generating source when the electrical device powers down and disconnected when the electrical device powers on.
    • 水分控制装置和方法在电气装置中具有发热源,其被供电以独立于电气装置工作,以减少,最小化或防止电气装置的电子部件和电路板上的冷凝,成核和劣化。 电源连接到发热源和连接到电源的开关。 开关可以是手动的或自动的,并且用于控制发热源的操作。 传感器感测电气设备的开/关状态,并根据感测自动操作开关。 当电气设备上电时,电气设备关闭电源并断开连接,电源将供应给发热源。
    • 9. 发明授权
    • Passive apnea monitor
    • 被动呼吸暂停监测仪
    • US06375621B1
    • 2002-04-23
    • US08364101
    • 1994-12-27
    • Patrick K. Sullivan
    • Patrick K. Sullivan
    • A61B50205
    • A61B5/6892A61B5/113A61B5/4818
    • The instrument monitors the acoustic and electromechanical signals of the patient and calculates an energy spectrum periodogram or histogram using time series analysis techniques. The patient lies down on a large piezoelectric film (few microns thick) that has the capability of measuring signals from very high to very low frequencies. The heart and respiration rates as well as obstructive apnea can be observed, detected and measured from the spectral peaks in the resulting energy spectrum. A microcomputing machine provides calculations to determine the energy spectrum and provides for discrimination between noise and a true apnea episode. An alarm calls for assistance in the event of an apnea, including obstructive apnea, or a Sudden Infant Death Syndrome (SIDS) episode.
    • 该仪器监测患者的声学和机电信号,并使用时间序列分析技术计算能谱周期图或直方图。 患者躺在一个能够测量从非常高到非常低频率的信号的大压电薄膜(几微米厚)上。 可以从所得能谱中的光谱峰观察,检测和测量心脏和呼吸率以及阻塞性呼吸暂停。 微型计算机提供计算以确定能量谱,并提供噪声和真正的呼吸暂停发作之间的区分。 发生呼吸暂停,包括阻塞性呼吸暂停或突发性婴儿死亡综合征(SIDS)情节时,闹钟需要协助。
    • 10. 发明授权
    • Flexible pipe diffuser and method of using the same
    • 柔性管扩散器及其使用方法
    • US5590979A
    • 1997-01-07
    • US381492
    • 1995-01-31
    • Patrick K. SullivanDayananda VithanageWarren E. Bucher
    • Patrick K. SullivanDayananda VithanageWarren E. Bucher
    • E02B8/02E02B11/00
    • E02B8/02
    • A flexible pipe diffuser receives dewatering discharge and maintains water quality standards at harbors, lakes and ponds. The diffuser is designed for long-term construction use. It is rugged enough to work under construction conditions but simple enough to be easily assembled and deployed. The flexible pipe diffuser is a fabric tube with minimum 10 feet diameter suspended vertically in the water from a floating platform. Turbid discharge enters the top of the tube and is conducted to the harbor bottom, where sediment is allowed to separate and settle. Floatable materials such as oil and grease separate from dewatering discharge and collect at water surface in the flexible pipe diffuser. The collected floatable materials are removed for disposal by skimmers. The flexible pipe diffuser tube is made of sailcloth and vinyl sewn together. The flexible pipe diffuser has a float platform to which the tube is attached. The float platform is attachable to a pier. The float platform has four polystyrene blocks in a timber frame. The flexible pipe diffuser is moored to the pier with a cable to restrict freedom of motion in the waves. The flotation platform and mooring system keep the diffuser in place beneath the dewatering discharge pipe. A 10 feet diameter diffuser tube handles flow rates up to 1700 gpm with no difficulties when operating at a 30 foot depth.
    • 灵活的管道扩散器可以在港口,湖泊和池塘进行脱水排放,并保持水质标准。 扩散器设计用于长期施工使用。 它的坚固性足以在施工条件下工作,但足够简单易于组装和部署。 柔性管道扩散器是一个直径最小为10英尺的织物管,从浮动平台垂直悬挂在水中。 浊度排放物进入管道的顶部,并被引导到港口底部,允许沉积物分离和沉降。 浮动材料如油和油脂与脱水排放分离,并在柔性管扩散器的水面收集。 收集的漂浮材料被去除,以便由撇渣器处理。 柔性管扩散管由帆布和乙烯基缝合在一起制成。 柔性管扩散器具有浮子平台,管连接到该浮子平台。 浮子平台可连接到码头。 浮子平台在木框架中有四个聚苯乙烯块。 柔性管道扩散器用电缆系泊到码头,以限制波浪中的运动自由度。 浮选平台和系泊系统将扩散器保持在脱水排放管下方。 10英尺直径的扩散管在30英尺深的深度操作时,可以处理高达1700 gpm的流速。