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    • 2. 发明授权
    • Pulse oximeter testing
    • 脉搏血氧仪检测
    • US5783821A
    • 1998-07-21
    • US962149
    • 1997-10-31
    • Leo F. Costello, Jr.
    • Leo F. Costello, Jr.
    • G01L25/00
    • A61B5/14552A61B5/1495
    • A method and apparatus for testing a pulse oximeter which is based on the concept of an electrical interface between the testing instrument and the oximeter rather than an optical interface. The pulse oximeter signal processor is tested separately from the probe, and still further, the optical elements, that is, the LEDs and the photodiode, of the probe are tested separately from the probe cable. With the probe disconnected from the oximeter, a modulated electrical test signal representative of SpO.sub.2 values and other parameters is generated in response to an electrical signal from the oximeter, and the test signal is applied to the oximeter signal processor, whereby the display of the oximeter shows a value of SpO.sub.2 which is compared with the SpO.sub.2 value represented by the test signal. Independently, the probe including the probe cable, the LEDs and the photodiode are respectively and separately subjected to continuity and optical sensitivity tests. Each of the main components of the oximeter is thereby separately analyzed, and the source of a defect is isolated.
    • 一种用于测试脉搏血氧计的方法和装置,其基于测试仪器和血氧计之间的电接口的概念,而不是光学界面。 脉冲血氧饱和度计信号处理器与探头分开测试,此外,探头的光学元件,即LED和光电二极管分开测试。 当探头与血氧计断开时,响应于来自血氧计的电信号产生代表SpO2值和其他参数的调制电气测试信号,并且将测试信号施加到血氧计信号处理器,由此显示血氧计 显示SpO2的值,该值与由测试信号表示的SpO2值进行比较。 独立地,包括探针电缆,LED和光电二极管的探针分别进行连续性和光学灵敏度测试。 因此分别分析了血氧计的每个主要部件,并且隔离了缺陷源。
    • 4. 发明申请
    • Ultrasonic Hairstyling Device
    • 超声波发型装置
    • US20110108053A1
    • 2011-05-12
    • US12899355
    • 2010-10-06
    • Christopher Ryan YahnkerLeo F. Costello, JR.Nathan WangRoy Attride
    • Christopher Ryan YahnkerLeo F. Costello, JR.Nathan WangRoy Attride
    • A45D1/04A45D1/14
    • A45D1/04A45D2200/207
    • A device for styling hair includes a wand defining a handle grip surface and a first styling surface spaced from the handle grip surface and a plate defining a second styling surface, the plate being pivotally coupled to the wand to clamp the hair between the first styling surface and the second styling surface. The device further includes a heating element in thermal communication with the first styling surface or the second styling surface to transfer heat to the hair via the first styling surface or the second styling surface, respectively, and an ultrasonic transducer configured to generate ultrasonic vibrations. The ultrasonic transducer includes a horn in contact with the wand or the plate to transmit the ultrasonic vibrations to the hair via the first styling surface or the second styling surface, respectively.
    • 用于造型头发的装置包括限定手柄握持表面的棒和与手柄握持表面间隔开的第一造型表面和限定第二造型表面的板,该板可枢转地联接到杆,以将头发夹紧在第一造型表面 和第二造型表面。 该装置还包括与第一造型表面或第二造型表面热连通的加热元件,以分别经由第一造型表面或第二造型表面将热量传递到头发,以及被配置为产生超声波振动的超声换能器。 超声波换能器包括与棒或板接触的喇叭,以分别经由第一造型表面或第二造型表面将超声波振动传递到头发。
    • 6. 再颁专利
    • Pulse oximetry testing
    • 脉搏血氧饱和度测试
    • USRE37970E1
    • 2003-01-28
    • US09620641
    • 2000-07-21
    • Leo F. Costello, Jr.
    • Leo F. Costello, Jr.
    • G01L2500
    • A61B5/14552A61B5/1495
    • A method and apparatus for testing a pulse oximeter which is based on the concept of an electrical interface between the testing instrument and the oximeter rather than an optical interface. The pulse oximeter signal processor is tested separately from the probe, and still further, the optical elements, that is, the LEDs and the photodiode, of the probe are tested separately from the probe cable. With the probe disconnected from the oximeter, a modulated electrical test signal representative of SpO2 values and other parameters is generated in response to an electrical signal from the oximeter, and the test signal is applied to the oximeter signal processor, whereby the display of the oximeter shows a value of SpO2 which is compared with the SpO2 value represented by the test signal. Independently, the probe including the probe cable, the LEDs and the photodiode are respectively and separately subjected to continuity and optical sensitivity tests. Each of the main components of the oximeter is thereby separately analyzed, and the source of a defect is isolated.
    • 一种用于测试脉搏血氧计的方法和装置,其基于测试仪器和血氧计之间的电接口的概念,而不是光学界面。 脉冲血氧饱和度计信号处理器与探头分开测试,此外,探头的光学元件,即LED和光电二极管分开测试。 当探头与血氧计断开时,响应于来自血氧计的电信号产生代表SpO2值和其他参数的调制电气测试信号,并且将测试信号施加到血氧计信号处理器,由此显示血氧计 显示SpO2的值,该值与由测试信号表示的SpO2值进行比较。 独立地,包括探针电缆,LED和光电二极管的探针分别进行连续性和光学灵敏度测试。 因此分别分析了血氧计的每个主要部件,并且隔离了缺陷源。
    • 7. 再颁专利
    • Pulse oximetry testing
    • USRE36620E
    • 2000-03-21
    • US172586
    • 1998-10-14
    • Leo F. Costello, Jr.
    • Leo F. Costello, Jr.
    • G01L25/00
    • A61B5/14552A61B5/1495
    • A method and apparatus for testing a pulse oximeter which is based on the concept of an electrical interface between the testing instrument and the oximeter rather than an optical interface. The pulse oximeter signal processor is tested separately from the probe, and still further, the optical elements, that is, the LEDs and the photodiode, of the probe are tested separately from the probe cable. With the probe disconnected from the oximeter, a modulated electrical test signal representative of SpO.sub.2 values and other parameters is generated in response to an electrical signal from the oximeter, and the test signal is applied to the oximeter signal processor, whereby the display of the oximeter shows a value of SpO.sub.2 which is compared with the SpO.sub.2 value represented by the test signal. Independently, the probe including the probe cable, the LEDs and the photodiode are respectively and separately subjected to continuity and optical sensitivity tests. Each of the main components of the oximeter is thereby separately analyzed, and the source of a defect is isolated.