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    • 1. 发明申请
    • Surgical probe
    • 手术探针
    • US20060271031A1
    • 2006-11-30
    • US10564322
    • 2004-07-08
    • Kai DesingerMarkus FayAndre Roggan
    • Kai DesingerMarkus FayAndre Roggan
    • A61B18/14
    • A61B18/1477A61B18/148A61B2018/00023A61B2018/00083
    • The invention relates to a surgical probe comprising a handle and a shaft that is connected to the handle, and two axially interspaced electrodes, the electrode closer to the handle forming a proximal electrode and the other electrode further from the handle forming a distal electrode, said electrodes respectively forming an outer surface of the shaft and being separated by an insulator. The outer diameter of the two electrodes and the outer diameter of the insulator are approximately the same and the shaft has a fluidic passage for a cooling fluid, which extends inside the shaft, from the handle to the distal electrode. The inventive surgical probe is characterised in that the shaft comprises a single-component hollow body that is connected to the handle, forms the distal electrode, and carries the insulator, the proximal electrode and an insulation layer arranged in the radial direction between the hollow body and the proximal electrode.
    • 本发明涉及一种手术探针,其包括手柄和连接到手柄的轴,以及两个轴向间隔的电极,更靠近手柄的电极形成近端电极,而另一个电极远离手柄形成远端电极,所述手术探针 分别形成轴的外表面并由绝缘体分隔的电极。 两个电极的外径和绝缘体的外径大致相同,并且轴具有用于冷却流体的流体通道,其在轴内延伸,从手柄到远端电极。 本发明的手术探针的特征在于,所述轴包括连接到所述手柄的单组分中空体,形成所述远端电极,并且将所述绝缘体,所述近端电极和沿径向布置的绝缘层承载在所述中空体 和近端电极。
    • 3. 发明申请
    • Electrosurgical probe
    • 电外科探头
    • US20060052776A1
    • 2006-03-09
    • US11216847
    • 2005-08-31
    • Kai DesingerChristoph JanottAndre RogganWinfried Hohenhorst
    • Kai DesingerChristoph JanottAndre RogganWinfried Hohenhorst
    • A61B18/14
    • A61B18/1485A61B90/16A61B2018/00327
    • The invention relates to an electrosurgical probe, in particular for electrocoagulation, comprising a handle and a shaft, the shaft being joined to the handle and having at least two electrodes offset from each other in the axial direction of the shaft, with one electrode closer to the handle forming a proximal electrode and one electrode more distant from the handle forming a distal electrode, wherein said electrodes each form an electrically conductive outer surface of the shaft and are electrically insulated from each other by an insulator, the outer diameter of the two electrodes and the outer diameter of the insulator being approximately the same, wherein a bite piece made of a biocompatible and preferably soft material is provided near the handle on the outside of the shaft in the region of the proximal electrode.
    • 本发明涉及一种电外科探针,特别是电凝,包括手柄和轴,该轴与手柄连接,并且具有至少两个在轴的轴向彼此偏移的电极,一个电极更靠近 所述手柄形成近端电极,并且一个远离所述手柄的电极形成远端电极,其中所述电极各自形成所述轴的导电外表面,并且通过绝缘体彼此电绝缘,所述两个电极的外径 并且所述绝缘体的外径大致相同,其中,在所述近端电极的区域中,在所述轴的外侧的所述手柄附近设置由生物相容性优选为软质材料制成的咬合件。
    • 4. 发明申请
    • Therapy apparatus for thermal sclerosing of body tissue
    • 身体组织热硬化治疗仪
    • US20050228374A1
    • 2005-10-13
    • US10515867
    • 2003-05-20
    • Kai DesingerMarkus FayAndre RogganRainer Rothe
    • Kai DesingerMarkus FayAndre RogganRainer Rothe
    • A61B17/34A61B18/12A61B18/14A61N1/06A61B18/18
    • A61N1/06A61B18/1477A61B2218/002
    • The application arrangement according to the invention for applying a high frequency current for thermal sclerosing of body tissue, includes: an electrode needle 1 having an electrically conducting shaft 3, at least one insulating casing body 7 which surrounds the electrically conducting shaft 3 and which is displaceable relative to the shaft 3 and which has a distal end from which the shaft 3 can be extended, and at least one trocar 5 having a portion intended to be introduced into body tissue, a portion 11 intended to remain outside the body tissue, and a lumen 13 which extends through both portions and through which the shaft 3 of the electrode needle 1 is to be passed through the trocar 5. The application arrangement according to the invention is distinguished in that the portion of the trocar 5 intended to be introduced into body tissue is electrically insulating and, in particular when the electrode needle or shaft 3 is passed through the lumen, forms the casing body 7 for the shaft 3 of the electrode needle 1. The trocar 5 performs two functions. On the one hand it performs the conventional tasks of a trocar 5, more specifically for example permitting accurately targeted feed of drugs or removal of tissue and the introduction of electrode needles 1 without having to make a fresh puncture each time. On the other hand the part of the trocar 5 which is in the body serves as an insulating casing body 7 displaceable relative to the shaft 3 of the electrode needle 1 for adjusting the length of the active region of the shaft 3, that is to say that region which projects out of the insulating casing body 7 and is in electrically conductive contact with the body tissue when the electrode needle 1 is inserted into the body.
    • 根据本发明的用于施加用于身体组织的热硬化的高频电流的应用装置包括:具有导电轴3的电极针1,包围导电轴3的至少一个绝缘壳体7, 可相对于轴3移位,并且其具有可从其延伸的轴3的远端,以及至少一个具有旨在被引入到身体组织中的部分的套管针5,旨在保留在身体组织外部的部分11,以及 延伸穿过两个部分并且电极针1的轴3将穿过套管针5的内腔13.根据本发明的应用装置的特征在于,套管针5的部分将被引入 身体组织是电绝缘的,并且特别是当电极针或轴3穿过内腔时,形成用于s的壳体主体7 电针5的3个。套管针5执行两个功能。 一方面,它执行套管针5的常规任务,更具体地例如允许准确地靶向进食药物或去除组织以及引入电极针1,而不必每次都进行新鲜的穿刺。 另一方面,套管针5在身体中的部分用作绝缘壳体主体7,其相对于电极针1的轴3可移动,用于调节轴3的有源区域的长度,也就是说 当绝缘壳体7突出并且当电极针1被插入到本体中时与该身体组织导电接触的区域。
    • 5. 发明申请
    • Medical device for electrotomy
    • 电动切割用医疗器械
    • US20050096681A1
    • 2005-05-05
    • US10973893
    • 2004-10-26
    • Kai DesingerAndre RogganThomas Stein
    • Kai DesingerAndre RogganThomas Stein
    • A61B17/30A61B18/08A61B18/12A61B18/14A61B17/32
    • A61B18/1402A61B17/30A61B18/1442A61B2018/00601A61B2018/1407
    • A medical device assembly for cutting body tissue by means of electrotomy, includes a generator for a high frequency alternating current which can be delivered by way of a pole and an opposite pole, wherein each pole is connected to at least one respective output terminal of the generator; a gripping instrument with two gripping arms which each have at least one respective gripping surface and which are connected together in such a way that the gripping surfaces are movable towards each other, wherein the gripping surface is at least partially electrically conductive and each is individually electrically connected to a respective terminal or they are electrically connected to a common terminal for an electrical supply line; and a cutting instrument which has a handle and a cutting electrode, wherein in operation the cutting electrode is connected to a pole of the generator and both gripping surfaces are connected to the opposite pole of the generator.
    • 一种用于通过电切术切割身体组织的医疗装置组件包括用于高频交流电的发生器,该发生器可以通过极和相对极传送,其中每个极连接到至少一个相应的输出端 发电机; 具有两个夹持臂的夹持器械,每个抓握臂具有至少一个相应的抓握表面,并且以使得抓握表面可彼此移动的方式连接在一起,其中抓握表面至少部分导电并且每个夹持臂单独地电 连接到相应的端子或者它们电连接到用于供电线的公共端子; 以及具有把手和切割电极的切割工具,其中在操作中切割电极连接到发生器的极上,并且两个夹持表面连接到发电机的相反极。
    • 6. 发明授权
    • Device for electrosurgically destroying body tissue
    • 用于电动破坏身体组织的装置
    • US08216219B2
    • 2012-07-10
    • US10515945
    • 2003-05-23
    • Kai DesingerThomas SteinAndre RogganThomas Prezewowsky
    • Kai DesingerThomas SteinAndre RogganThomas Prezewowsky
    • A61B18/10
    • A61B18/1477A61B2018/00875A61B2018/143
    • An electrode array is used for the thermal schlerosing of body tissue. The electrode array has at least three active electrodes that, during use, are placed in electrical-conducting connection with body tissue. A high frequency generator is electrically connected for selective application of current to the active electrodes for producing a high frequency voltage. A measuring device measures impedance of the tissue between the active electrodes. In addition, a selector device selects a sub-array including at least two active electrodes from the electrode array, the selecting being effected on the basis of the measured impedance. Further, a control device is configured such that a high frequency voltage is respectively applied between the active electrodes of the selected sub-array in such a way that a high frequency current flows between the selected active electrodes through the body tissue.
    • 电极阵列用于身体组织的热松解。 电极阵列具有至少三个有效电极,其在使用期间被置于与身体组织的导电连接中。 电连接高频发生器以选择性地施加电流到有源电极以产生高频电压。 测量装置测量有源电极之间的组织的阻抗。 此外,选择器装置从电极阵列中选择包括至少两个有源电极的子阵列,根据测得的阻抗进行选择。 此外,控制装置被配置为使得在所选择的子阵列的有效电极之间分别施加高频电压,使得高频电流通过身体组织在所选择的有效电极之间流动。
    • 10. 发明申请
    • Device for electrosurgically destroying body tissue
    • 用于电动破坏身体组织的装置
    • US20060015095A1
    • 2006-01-19
    • US10515945
    • 2003-05-23
    • Kai DesingerThomas SteinAndre RogganThomas Prezewovsky
    • Kai DesingerThomas SteinAndre RogganThomas Prezewovsky
    • A61B18/14
    • A61B18/1477A61B2018/00875A61B2018/143
    • The application apparatus according to the invention for applying a high frequency current for thermal sclerosis of body tissue, includes an electrode array (7) with at least three active electrodes (1-6) which are electrically conductingly connected to the body tissue, a high frequency generator (17) which can be individually electrically connected to the active electrodes (1-6) for producing a high frequency voltage, and a measuring device (13) for measuring the impedance of the tissue between the active electrodes (1-6). In addition the application apparatus includes a selector device (15) for selecting a sub-array (19) including at least two active electrodes (5, 6) from the electrode array (7), the selection being effected on the basis of the measured impedance. In addition there is a control device (11) which is designed in such a way that the high frequency voltage is respectively applied between the active electrodes (5, 6) of the selected sub-array (19) in such a way that a high frequency current flows between the selected active electrodes (5, 6) through the body tissue.
    • 根据本发明的用于施加用于身体组织的热硬化的高频电流的应用装置包括具有至少三个有源电极(1-6))的电极阵列(7),所述至少三个有源电极(1-6)导电地连接到身体组织,高 频率发生器(17),其可以单独地电连接到用于产生高频电压的有源电极(1-6);以及用于测量有源电极(1-6)之间的组织的阻抗的测量装置(13) 。 此外,应用装置包括:选择装置(15),用于从电极阵列(7)中选择包括至少两个有效电极(5,6)的子阵列(19),所述选择装置基于所测量的 阻抗。 此外,还有一种控制装置(11),其设计成使得高频电压分别施加在所选择的子阵列(19)的有源电极(5,6)之间,使得高频 频率电流通过身体组织在选定的有效电极(5,6)之间流动。