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    • 1. 发明授权
    • Classification and characterization of tissue through features related to adipose tissue
    • 通过与脂肪组织相关的特征对组织进行分类和表征
    • US06587702B1
    • 2003-07-01
    • US09489617
    • 2000-01-21
    • Timothy L. RuchtiKevin H. HazenMarcy R. MakarewiczGeorge M. Acosta
    • Timothy L. RuchtiKevin H. HazenMarcy R. MakarewiczGeorge M. Acosta
    • A61B500
    • A61B5/4872A61B5/0059A61B5/1075A61B5/14532A61B5/1455A61B5/7264G01N21/359G01N2201/1293
    • A non-invasive system for characterizing and classifying the state and structure of a tissue sample operates on a near infrared absorbance spectrum of in vivo tissue. A method that uses near-infrared spectral measurements to characterize and classify the state and structure of tissue sampled based on absorbance features related to fat in adipose tissue is provided. Also provided is a method of estimating skin fold thickness. The approach provides information about sources of tissue variability and is therefore useful for establishing the general category of the tissue structure. Categorization of subjects on the basis of the determination is suitable for further spectral analysis and the measurement of biological and chemical compounds, such as blood analytes. The invention further provides a method of estimating percent body fat based on a skin fold thickness estimate. The invention also provides an apparatus for measuring the absorbance spectra coupled with a digital processor for performing the required analyses.
    • 用于表征和分类组织样品的状态和结构的非侵入性系统在体内组织的近红外吸收光谱上操作。 提供了一种使用近红外光谱测量来表征和分类基于与脂肪组织中的脂肪相关的吸光度特征所采集的组织的状态和结构的方法。 还提供了估计皮肤褶皱厚度的方法。 该方法提供了关于组织变异性来源的信息,因此可用于建立组织结构的一般类别。 在确定的基础上对受试者进行分类适用于进一步的光谱分析和生物化学化合物如血液分析物的测量。 本发明还提供了一种基于皮肤折叠厚度估计估计身体脂肪百分比的方法。 本发明还提供了一种用于测量与数字处理器耦合的吸光度谱进行所需分析的装置。
    • 8. 发明申请
    • Multimen brachytherapy balloon catheter
    • 多股近距离放射治疗气球导管
    • US20090188098A1
    • 2009-07-30
    • US12321244
    • 2009-01-20
    • George M. AcostaPaul Lubock
    • George M. AcostaPaul Lubock
    • B23P11/00
    • A61N5/1015A61F7/123A61M25/10A61M25/1034A61M25/1036A61M2025/0036A61M2025/004A61N1/403A61N2005/1018
    • The disclosure describes a device for asymmetrical irradiation of a body cavity or site, such as after removal of tissue, e.g. biopsy or lumpectomy. The device includes an elongated tubular shaft having an inner lumen and a tubular wall with a plurality of lumens extending within the wall which are configured for receiving a radiation source. The distal portion of the tubular shaft is cut into a plurality of longitudinally separated wall segments with a lumen extending within at least one of the wall segments. A support member is positioned within the separated wall segments to support and position the wall segments in a desired configuration for brachytherapy. An expandable member such as an inflatable balloon is mounted on the distal shaft portion about the separated wall segments wall which when inflated secures the distal shaft portion within a desired intracorporeal site for brachytherapy treatment.
    • 本公开描述了用于体腔或部位的不对称照射的装置,例如在去除组织之后,例如, 活检或肿瘤切除术。 该装置包括细长的管状轴,其具有内腔和具有在壁内延伸的多个内腔的管状壁,其构造成用于接收辐射源。 管状轴的远端部分被切割成多个纵向分离的壁段,其中内腔在至少一个壁段内延伸。 支撑构件被定位在分离的壁段内以支撑和定位所需的构造的壁段用于近距离放射治疗。 诸如可膨胀气囊的可膨胀构件围绕分离的壁段壁安装在远侧轴部分上,当被充气时将远端轴部分固定在期望的体内位置以进行近距离放射治疗。
    • 9. 发明授权
    • Medical device applying localized high intensity light and heat,
particularly for destruction of the endometrium
    • 医疗器械应用局部高强度光和热,特别是用于子宫内膜的破坏
    • US5242437A
    • 1993-09-07
    • US460843
    • 1990-01-11
    • Royice B. EverettGeorge M. AcostaHany M. G. Hussein
    • Royice B. EverettGeorge M. AcostaHany M. G. Hussein
    • A61B17/00A61B17/42A61B18/22A61B18/24A61B18/28
    • A61B18/24A61B18/28A61B17/42A61B2017/0007A61B2017/00084A61B2017/4216A61B2018/2272
    • A medical device applies localized heat to a site in a patient's body by irradiation with light and by conduction. The device includes a radiant energy transmitting conduit, typically an optic fiber, that carries radiant energy, typically high intensity light such as laser, into a body cavity, typically the uterus, from an energy source, typically a laser source, that is located exterior to the body. At the operative head of the device within the body cavity a portion of the transmitted radiant energy is absorbed and converted to heat. This heat is radiated or conducted from the device head substantially omnidirectionally in order to aid in destruction of tissue. Meanwhile, another portion of the transmitted radiant energy is emitted through an aperture in the device head as light energy suitable for more localized and intense heating and destruction of tissue or other organic matter. This light emission is preferably directionally transverse to an elongate body of the device head. The device is suitable for selective destruction of tissue or other matter by highly localized heating.
    • PCT No.PCT / US89 / 02492 Sec。 371 1990年1月11日第 102(e)1990年1月11日PCT PCT。1989年6月7日PCT公布。 出版物WO89 / 日期:1989年12月14日。医疗器械通过照射和传导将局部热量施加到患者体内的部位。 该装置包括通常是光纤的辐射能量传输导管,其通常将辐射能(通常为高强度光如激光)通过位于外部的能量源(通常为激光源)进入体腔(通常为子宫) 到身体 在体腔内的装置的操作头部,透射的辐射能量的一部分被吸收并转换成热量。 这种热量大体上是从设备头部全面辐射或传导的,以帮助破坏组织。 同时,透射辐射能的另一部分通过设备头部中的孔发射,作为适合于更局部和强烈加热和破坏组织或其它有机物质的光能。 该发光优选地在与器件头部的细长主体的方向上横向。 该装置适用于通过高度局部加热来选择性地破坏组织或其它物质。