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    • 1. 发明授权
    • Sheathed probes for tissue type recognition
    • 护套探针用于组织型识别
    • US5830146A
    • 1998-11-03
    • US823660
    • 1997-03-17
    • Victor N. SkladnevRichard L. ThompsonIrwin Wunderman
    • Victor N. SkladnevRichard L. ThompsonIrwin Wunderman
    • A61B1/00A61B5/00
    • A61B5/0084A61B5/4331
    • The invention incorporates electrodes in the tip of the sheath cover for a diagnostic probe that makes both electric and optical measurements of tissue contacted by the sheath. The electrodes are positioned relative to the optical window in such a way as to ensure that sealing is not compromised by the presence of the electrodes. The electrodes are close by to ensure that both the optical and electrical measurements are made on the same area of tissue. The invention uses the hoop tension in the sheath to apply the needed spring force to the electrode contact. In addition the invention provides a piece of turbid material such as a polymer of controlled composition as a built-in calibrator attached to the outside of the tip of the sheath.
    • 本发明在用于诊断探针的护套盖的尖端中结合电极,其使得由护套接触的组织进行电学和光学测量。 电极相对于光学窗口定位,以确保密封不会被电极的存在所影响。 电极靠近,以确保光学和电学测量都在相同的组织区域上进行。 本发明使用护套中的环向张力将所需的弹簧力施加到电极接触件。 此外,本发明提供了一片浑浊的材料,例如作为内置校准器的受控组合物的聚合物,其连接到护套的尖端的外部。
    • 3. 发明授权
    • Sheath for a side view probe
    • 护套用于侧视探头
    • US5941834A
    • 1999-08-24
    • US818921
    • 1997-03-17
    • Victor N. SkladnevRichard L. ThompsonIrwin Wunderman
    • Victor N. SkladnevRichard L. ThompsonIrwin Wunderman
    • A61B5/00A61B5/042A61B5/103
    • A61B1/00177A61B5/0084A61B5/0422A61B2560/0233A61B2562/0209A61B2562/043A61B5/1495
    • A sheath for a side view probe having at least two complete hybrid optical and electrode systems on opposite faces of a cylinder, in order to obviate the need to manipulate the probe through more than a half revolution during examination by the doctor. The sheath covers the probe but allows both electrical and optical measurements to be made by the underlying probe on the same areas of tissue. The invention uses the hoop tension in the sheath to apply the needed spring force to maintain electrode contact. In addition, the probe and its sheath are shaped to ensure both good electrical contact and reliable optical pathways. A built-in means of calibration of the sheath enclosed probe is achieved by attaching to the outside of the tip of the sheath a tube or blocks of a turbid material such as a polymer of controlled composition. The tube or blocks of turbid material are removed prior to using the probe on a patient.
    • 用于侧视探针的护套,其具有在气缸的相对面上的至少两个完全混合的光学和电极系统,以避免在由医生检查期间将探针操纵超过半转的需要。 护套覆盖探头,但允许在相同的组织区域上的底层探针进行电和光学测量。 本发明使用护套中的环向张力来施加所需的弹簧力以保持电极接触。 此外,探头及其护套的形状可确保良好的电接触和可靠的光学路径。 护套封闭式探针的内置校准方法是通过将护套尖端的外部附着到诸如受控组合物的聚合物的混浊物质的管子或块来实现。 在患者使用探头之前,先除去管状或混浊物质块。
    • 4. 发明授权
    • Apparatus for tissue type recognition within a body canal
    • 用于体内组织类型识别的装置
    • US5941822A
    • 1999-08-24
    • US818930
    • 1997-03-17
    • Victor N. SkladnevRichard L. ThompsonIrwin WundermanDavid J. Bull
    • Victor N. SkladnevRichard L. ThompsonIrwin WundermanDavid J. Bull
    • A61B5/00
    • A61B5/0084A61B5/4331
    • A method and apparatus for tissue type recognition for use within the narrow confines of body canals and which can quickly produce an objective identification of the tissue types including the presence of pre-cancerous and cancerous activity. Possible configurations for the probe include endocervical probe configurations which make measurements in directions orthogonal to the long axis of the probe and configurations where multiple probe "tips" are arranged in a "wood drill" configuration. The apparatus has a measurement section that has at least one source of electromagnetic radiation such as a light emitting diode, a barrier which acts to confine the direction that the radiation can take and a detector such as a photodiode beyond the barrier, which is able to detect the radiation after it has been backscattered from tissue in close proximity to the surface of the cylinder. In the vicinity of these components one or more electrodes may also be positioned on the surface of the cylinder such that they are able to contact the tissue under examination thereby enabling simultaneous electrical property measurements to be made. The radiation source and the electrodes receive electrical signals produced by a programmed controller. The radiation detector and the electrode signals are processed by the controller. Comparator means in the controller are used to compare the signals with known values to thereby identify the tissue type.
    • 用于组织型识别的方法和装置,其用于体内运河的狭窄范围内,并且可以快速产生包括癌前和癌性活动的组织类型的客观鉴定。 探针的可能配置包括子宫颈探针配置,其在与探针的长轴正交的方向上进行测量,并且以“木钻”配置布置多个探针“尖端”的配置。 该装置具有测量部分,其具有至少一个电磁辐射源,例如发光二极管,用于限制辐射可以采取的方向的屏障和诸如光电二极管之类的检测器超出屏障,其能够 在辐射已经从组织背面散射到紧邻气缸表面之后检测辐射。 在这些部件附近,也可以将一个或多个电极定位在圆筒的表面上,使得它们能够接触被检查的组织,从而实现同时的电性能测量。 辐射源和电极接收由编程的控制器产生的电信号。 辐射检测器和电极信号由控制器处理。 控制器中的比较器装置用于将信号与已知值进行比较,从而识别组织类型。