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    • 2. 发明申请
    • CONTROL APPARATUS FOR ELECTROSURGICAL GENERATOR POWER OUTPUT
    • 静电发生器功率输出控制装置
    • WO1996039089A1
    • 1996-12-12
    • PCT/IB1996000552
    • 1996-06-03
    • VALLEYLAB INC.
    • VALLEYLAB INC.PATERSON, William, G.
    • A61B17/39
    • A61B18/1206
    • A power control apparatus for an electrosurgical generator (10) is used for controlling output power from the generator (10) to the tissue or bodily fluids of a patient (11). The control apparatus rapidly determines the range of impedance of the load on the electrosurgical generator (10) and adjusts the output power accordingly. Output current and output voltage from the electrosurgical generator (10) are monitored and sent to a microprocessor (18). The microprocessor (18) runs an algorithm that rapidly determines the impedance range of the load on the generator (10). The algorithm uses computational techniques, such as comparisons and bit shifting, that avoid long division and other time-consuming operations. The microprocessor (18) can then adjust a high voltage power supply (15) that effects the radio frequency amplifier stage. A method for controlling the power of the electrosurgical generator (10), including steps in the algorithm, is also disclosed.
    • 用于电外科发生器(10)的功率控制装置用于控制从发生器(10)到患者(11)的组织或体液的输出功率。 控制装置快速地确定电外科发生器(10)上负载的阻抗范围,并相应地调节输出功率。 来自电外科发生器(10)的输出电流和输出电压被监测并发送到微处理器(18)。 微处理器(18)运行快速确定发电机(10)上的负载的阻抗范围的算法。 该算法使用诸如比较和比特移位的计算技术,避免长时间划分和其他耗时的操作。 微处理器(18)然后可以调节影响射频放大器级的高压电源(15)。 还公开了一种用于控制电外科发生器(10)的功率的方法,包括该算法中的步骤。
    • 3. 发明申请
    • PARTIALLY COATED ELECTRODES, MANUFACTURE AND USE
    • 部分涂层电极,制造和使用
    • WO1996020652A1
    • 1996-07-11
    • PCT/IB1995000974
    • 1995-11-08
    • VALLEYLAB, INC.
    • VALLEYLAB, INC.ARTS, GeneLONTINE, Michael, D.
    • A61B17/39
    • A61B18/1402A61B2018/00083A61B2018/00107A61B2018/0091A61B2018/1412A61B2018/1467
    • A partially coated electrosurgical electrode has a portion of a medical grade metallic material as a substrate for energy application. Conductive sites of metallic material or alloys thereof pass energy through peaks that define valleys nearby. A partial coating in the valleys has a low surface free energy. A treated surface across the peaks and generally over the filled valleys is relatively smooth for non stick characteristics during application of electrosurgery to tissue and bodily fluids. Openings in the treated surface through the partial coating are at the peaks of conductive sites to expose the metallic material or alloys thereof. The partial coating is a fluorinated polymer. The treated surface is a relatively even level that is not flat. The metallic material substrate is an alloy of stainless steel or nickel chrome. A mechanically deformed surface finish, plasma or vapor deposition on the substrate forms the conductive sites. A method of manufacturing the electrode has steps including preparing the metallic conductor, making it with the conductive material having peaks above the valleys as conductive sites, applying the partial coating to it and treating the surface across the peaks and generally over the filled valleys of the partially coated electrically conductive electrode. Locating the openings among the valleys is a step. Treating may be mass finishing, such as vibratory or tumbling the partially coated electrodes with or without abrasive material media or polishing, buffing, surface grinding, abrasive belt grinding or sanding with abrasive material. Making the peaks and valleys can be by stamping, coining, burnishing, embossing, threading, tumbling, vibrating, shot peening, wire brushing, grit blasting, thermal spraying, with powder, with wire supplied to melt and be distributed, or with high velocity oxygen fuel and a nickel, cobalt alloy, stainless steel or a nickel chrome alloy. A manufacturing method for the electrode has coating a strip of metal with the low surface energy polymer and forming it in a stamping operation with a raw metal edge.
    • 部分涂覆的电外科电极具有医疗级金属材料的一部分作为能量施加的基底。 金属材料或其合金的导电部位通过限定附近谷值的峰值传递能量。 谷中的部分涂层具有低的表面自由能。 跨越峰顶并且通常在填充的谷底上的处理过的表面在将电外科施加于组织和体液时是不平的。 通过部分涂覆处理的表面中的开口位于导电部位的峰处,以露出金属材料或其合金。 部分涂层是氟化聚合物。 被处理的表面是不平的相对平坦的水平。 金属材料基材是不锈钢或镍铬合金。 机械变形的表面光洁度,基板上的等离子体或气相沉积形成导电部位。 制造电极的方法包括制备金属导体的步骤,使其具有在谷顶上的导电材料作为导电部位,将部分涂层施加到其上并处理跨越峰顶的表面,并且通常在 部分涂覆的导电电极。 定位山谷之间的开口是一步。 处理可以是大量精整,例如在具有或不具有研磨材料介质或抛光,抛光,表面研磨,研磨带研磨或用研磨材料打磨的情况下振动或翻滚部分涂覆的电极。 通过冲压,压印,抛光,压花,穿线,翻滚,振动,喷丸硬化,丝刷,喷砂,热喷涂,粉末制作,可以通过冲压,压印,抛光,压纹,熔化和分散,或以高速度 氧气燃料和镍,钴合金,不锈钢或镍铬合金。 电极的制造方法具有用低表面能聚合物涂覆金属条,并在原始金属边缘的冲压操作中形成。
    • 4. 发明申请
    • ELECTROSURGICAL TIPS
    • 静电提示
    • WO1995019739A1
    • 1995-07-27
    • PCT/IB1994000353
    • 1994-11-14
    • VALLEYLAB, INC.
    • VALLEYLAB, INC.CIMINO, William, W.LONTINE, Michael, D.SCHOLLMEYER, Michael, P.
    • A61B17/39
    • A61B18/1402A61B18/1233A61B2018/00095A61B2018/00107A61B2018/1412
    • An electrosurgical tip (10) for the application of electromagnetic energy in either a monopolar or a bipolar circuit through the tissue and the bodily fluids of an animal or human (13) has a metallic electrically and thermally conductive electrode for connection to an electrosurgical generator proximally and for transmission of the electromagnetic electrosurgical energy (12) to the tissue and the bodily fluids of the animal or human (13) distally. A sheath (18) of heat shrinkable fluorinated polymeric substance is an electrical and thermal insulator (14) held about the electrode for preventing the flow of electromagnetic and thermal energy from the metallic electrically and thermally conductive electrode to the tissue and the bodily fluids. A smooth surface of the sheath (18) contacts the tissue and the bodily fluids and has a low surface free energy. Openings (16) through the sheath (18) extend from the electrode to the surface (15) for permitting the passage of energy. A wall (17) of the sheath (18) is of a thickness adequate to space the electrode from substantially any contact with the tissue and isolate heat due to the arcs. A ceramic substance (19) is an electrical and thermal insulator (14) about the conductive electrode for preventing the energy flow. A method of making the tip includes covering the electrode with the insulator, isolating physically the heat generated due to the passage of energy. A method of using the tip places the surface (15) in close proximity to the tissue and the bodily fluids, transmits the electromagnetic energy through the openings (16), allows cleaning tissue and bodily fluids from the surface (15). The use includes first passing energy through openings (16) in a wall (17) of electrical and thermal insulation and application of electromagnetic energy by either a monopolar or a bipolar circuit relative to the tissue and the bodily fluids of an animal or human (13).
    • 用于通过组织和动物或人体(13)的体液在单极或双极电路中施加电磁能的电外科尖端(10)具有金属导电和导热电极,用于在近端连接到电外科发生器 并且用于将电磁电外科能量(12)向远端传递到动物或人(13)的组织和体液。 热收缩氟化聚合物质的护套(18)是围绕电极保持的电和热绝缘体(14),用于防止电磁和热能从金属导热导电电极流向组织和体液。 护套(18)的光滑表面与组织和体液接触并具有低表面自由能。 通过护套(18)的开口(16)从电极延伸到表面(15)以允许能量的通过。 护套(18)的壁(17)的厚度足以将电极与组织基本上任何接触放置,并隔离由于电弧引起的热量。 陶瓷物质(19)是围绕导电电极的电和热绝缘体(14),用于防止能量流动。 制造尖端的方法包括用绝缘体覆盖电极,物理地隔离由于能量通过而产生的热量。 使用尖端的方法使表面(15)紧邻组织和体液,通过开口(16)传递电磁能,允许从表面(15)清除组织​​和体液。 使用包括首先通过电气和热绝缘壁(17)中的开口(16)和通过相对于组织和动物或人的体液的单极或双极电路施加电磁能(13 )。
    • 5. 发明申请
    • A RETROGRADE HIGH FREQUENCY TISSUE SPLITTER
    • 一个RETROGRADE高频组织分离器
    • WO1995014436A1
    • 1995-06-01
    • PCT/IB1994000311
    • 1994-10-12
    • VALLEYLAB, INC.
    • VALLEYLAB, INC.RHUM, DavidWELLS, RodneyMAKOWER, Joshua
    • A61B17/39
    • A61K31/195A61B17/320725A61B17/32075A61B17/3211A61B17/3417A61B17/3474A61B17/3476A61B17/3496A61B18/1487A61B2018/0019A61K38/063A61K38/21A61K38/212A61K45/06A61M13/003A61K2300/00A61K38/06
    • A device (10) for retrograde hole opening through tissue has a member (11) elongate on an axis with a cross section shaped to insert axially through external tissue. A distal and a proximal end (13) of the member (11) respectively enter the tissue during placement and remain outside the tissue for control (26). A tip (14) at the distal end (12) has a deployable tissue divider (16) with one or more tissue parting elements (17) and each has a splitter (18). The tissue parting elements (17) are located within the cross-sectional dimensions of the member (11) in a storage position and are movable relative to the tip (14) for placement in an exposed position relative to the tip (14) when shifted from storage so that the splitter (18) thereof splits tissue during retrograde extraction along the axis and contact with tissue. Linkage (19) between the proximal end (13) and the deployable tissue divider (16) retains each of the tissue parting elements (17) with its splitter (18) exposed. The deployable tissue divider (16) has an electrode (23) for transmitting radio frequency energy received from the proximal end (13) to at least each splitter (18). A return path (27) completes the circuit to provide an electrosurgical effect during the retrograde extraction. A method of placing the device (10) for retrograde hole opening aligns the axis of the elongate member (11) normal to the outside abdominal wall of the body, places the distal end (12) through the tissue and leaving the proximal end (13) outside of the tissue, deploys the tissue divider (16) having one or more tissue parting elements (17) that are first located in a storage position within the cross section to an exposed position with the splitter (18) of each element positioned to split tissue, moves each element axially while exposed and fixed and splits tissue during extraction from the body cavity.
    • 用于通过组织的逆向开孔的装置(10)具有在轴线上延伸的构件(11),该构件具有成形为轴向穿过外部组织的横截面。 构件(11)的远端和近端(13)在放置期间分别进入组织并保留在组织外部用于控制(26)。 在远端(12)处的尖端(14)具有可展开的组织分配器(16),其具有一个或多个组织分离元件(17),并且每个具有分离器(18)。 组织分离元件(17)位于构件(11)的存储位置的横截面尺寸内,并且可相对于尖端(14)移动,用于当偏移时相对于尖端(14)放置在暴露位置 从而使得其分离器(18)沿着轴线在逆行提取期间分裂组织并与组织接触。 近端(13)和可展开的组织分隔器(16)之间的连接(19)保持其分离器(18)暴露的每个组织分离元件(17)。 可展开的组织分配器(16)具有用于将从近端(13)接收的射频能量传送到至少每个分离器(18)的电极(23)。 返回路径(27)完成电路以在逆行提取期间提供电外科效果。 放置用于逆行孔开口的装置(10)的方法使细长构件(11)的轴线垂直于身体的外侧腹壁对准,使远端(12)穿过组织并离开近端(13) ),组织具有一个或多个组织分离元件(17)的组织分隔器(16),该组织分离元件首先位于横截面内的存储位置中,到达暴露位置,每个元件的分离器(18)定位于 分裂的组织,在暴露和固定的同时轴向移动每个元件,并在从体腔抽取期间分裂组织。
    • 6. 发明申请
    • PUMP HEAD CARTRIDGE
    • PUMP头盒
    • WO1995006817A1
    • 1995-03-09
    • PCT/IB1994000233
    • 1994-08-03
    • VALLEYLAB, INC.
    • VALLEYLAB, INC.KUHL, Peter, J.LOGAN, Joseph, N.
    • F04B43/12
    • F04B43/1284
    • An actuating means (107) for a self-adjusting pump head assembly (101), including a variable position pump shoe (102) slideably attached to a base (103), wherein the assembly (101) is used to pump liquides through a tube (104) introduced into a peristaltic pump, including (a) means (107) for translating rotational motion into linear motion, and (b) cranking means (107), including means (107) for automatically compensating for the manufacturing tolerances of a tube (104) introduced into the pump, pivotally attached to both the means (107) for translating and the shoe. The means (107) for automatically compensating preferably includes a pair of links, carrying a helical compression spring (328), pivotally anchored to both the means (107) for translating and the shoe. A peristaltic pump is also described. The pump includes (a) a self-adjusting pump head, including a variable position pump shoe (102) slideably attached to a base (103); and (b) a control for positioning, locking and applying a continuous reaction force on the shoe to compress the tube (104) between the shoe and at least one roller located on the periphery of a mandrel (150), wherein the control further comprises means (107) for translating rotational motion into linear motion, and cranking means (107), including means (107) for automatically compensating for the manufacturing tolerances of a tube (104) introduced into the pump, pivotally attached to both the means (107) for translating and the shoe. The pump may be alternatively characterized as including a disposable manifold (400) safety cartridge (505), removably attached to the base (103), to which the ends of the tube (104) are attached; with the cartridge (505) being formed to include an asymmetrical tie bar (412) that is keyed onto the base (103) to ensure that the cartridge (505) is oriented in an acceptable manner and that the tube (104) introduced into the pump will be properly installed.
    • 一种用于自调节泵头组件(101)的致动装置(107),其包括可滑动地连接到基座(103)的可变位置泵瓦(102),其中所述组件(101)用于将液体泵送通过管 (104)引入蠕动泵,包括(a)用于将旋转运动转换成直线运动的装置(107),和(b)起动装置(107),包括用于自动补偿管的制造公差的装置(107) (104)引入泵中,枢转地附接到用于平移的装置(107)和鞋。 用于自动补偿的装置(107)优选地包括一对链节,其承载螺旋压缩弹簧(328),枢转地锚定到两个用于平移的装置(107)和鞋。 还描述了蠕动泵。 泵包括(a)自调节泵头,包括可滑动地连接到基座(103)的可变位置泵靴(102); 以及(b)用于在鞋上定位,锁定和施加连续的反作用力的控制器,以压缩位于鞋芯和位于心轴(150)的周边上的至少一个辊之间的管(104),其中该控制还包括 用于将旋转运动转换成直线运动的装置(107)和起动装置(107),包括用于自动补偿引入到泵中的管(104)的制造公差的装置(107),其可旋转地附接到装置 )翻译和鞋子。 可选地,该泵可以包括一个可拆卸地连接到基座(103)的一次性歧管(400)安全套筒(505),管件(104)的端部附接在该基座上。 其中盒(505)被形成为包括键合到基座(103)上的不对称连接杆(412),以确保盒(505)以可接受的方式定向,并且将管(104)引入到 泵将正确安装。
    • 8. 发明申请
    • VASCULAR TISSUE SEALING PRESSURE CONTROL AND METHOD
    • 血管组织密封压力控制和方法
    • WO1997010764A1
    • 1997-03-27
    • PCT/IB1996000791
    • 1996-08-12
    • VALLEYLAB INC.
    • VALLEYLAB INC.BUYSSE, Steven, P.KENNEDY, Jenifer, S.LANDS, Michael, J.LOEFFLER, Donald, R.LUKIANOW, S., WadeRYAN, Thomas, P.
    • A61B17/39
    • A61B17/29A61B18/1445A61B90/03A61B2017/2932A61B2018/00666A61B2018/00702A61B2018/00875
    • A clamping force mechanism (10) and its method of use with electrosurgery allow a user to seal and/or joint patient's particular vascular tissue; the mechanism is elongate with user and patient ends (14). An actuator (15) is at the user end (13) and the effectors are at the patient end (14). Each effector has a face of an area to contact the particular vascular tissue. A lost motion connection (18) transfers user actuation to the effectors to hold a predetermined clamping force during electrosurgical tissue sealing. A yielding member (19) in the loss motion connection clamps the particular tissue between the faces with a predetermined force. The yielding member (19) is a spring (20), slip clutch (36) or hydraulic coupling possibly near the actuator (15). An active electrode is carried on one end effector and a return electrode (24) contacts the tissue so an electrosurgical energy supply (25) connected thereacross delivers energy therebetween. A feedback circuit (27) responds to parameters of energy delivered to tissue. A temperature sensor (28) on one face and an impedance monitor (29) respond to energy delivered. A control (30) applies energy to held tissue to seal and/or join it. The method transfers user actuation of the effectors with the lost motion connection (18), maintains clamping force while sealing and applying electrosurgical energy to seal and/or join held tissue. Energy is applied to a temperature or an impedance. The method shifts the yielding member (19) so the opposing faces (17) clamp the particular tissue therebetween with the force from the spring (20), via a transfer rod or by the hydraulic coupling or the slip clutch (36) for a range of pressure.
    • 夹紧力机构(10)及其与电外科使用的方法允许使用者密封和/或联合患者的特定血管组织; 用户和患者端部(14)延伸的机构。 致动器(15)在用户端(13)处,并且执行器处于患者端(14)。 每个效应器具有接触特定血管组织的区域的面。 空动连接(18)将用户致动传递到效应器,以在电外科组织密封期间保持预定的夹紧力。 损失运动连接中的屈服构件(19)以预定的力夹紧面之间的特定组织。 屈服构件(19)是可能靠近致动器(15)的弹簧(20),滑动离合器(36)或液压联接器。 活性电极被承载在一个端部执行器上,并且返回电极(24)接触组织,使得连接在组织上的电外科能量供应(25)在其间递送能量。 反馈电路(27)响应输送到组织的能量的参数。 一个面上的温度传感器(28)和阻抗监视器(29)对输送的能量做出响应。 控制器(30)将能量施加到保持的组织以密封和/或连接它。 该方法利用迷失运动连接(18)来传递效应器的用户致动,同时密封并施加电外科能量以密封和/或连接保持的组织,保持夹紧力。 能量被施加到温度或阻抗。 该方法使屈服构件(19)移动,使得相对面(17)借助于来自弹簧(20)的力,经由传递杆或通过液压联接器或滑动离合器(36)将范围内的特定组织夹紧在一定范围内 的压力。
    • 9. 发明申请
    • METHOD AND ASSEMBLY OF MEMBER AND TERMINAL
    • 会员和终端的方法和组装
    • WO1997006582A1
    • 1997-02-20
    • PCT/IB1996000630
    • 1996-07-01
    • VALLEYLAB INC.
    • VALLEYLAB INC.MCANULTY, Michael, James
    • H01R09/07
    • H01R12/616H01R4/70H01R2201/12
    • A method and assembly for electrically and mechanically connecting one or more flexible conductive members (11), with one or more insulated wires (12) using one or more insulation piercing terminals (13). The flexible conductive member (11) may have one or more electrically conductive layers (14) attached to a pliable backing (15). The insulated wire (12) may have one or more conductors (16). The insulation piercing terminal (13) provides a low impedance electrical connection between the flexible conductive member (11) and the insulated wire (12), while also providing a mechanical connection between the flexible conductive member (11) and the insulated wire (12) which minimizes movement of the insulated wire (12) due to any axial and/or longitudinal forces that may be applied to the insulated wire (12) or the flexible member (11) during manufacturing and use. The insulation piercing terminal (13) combines one or more piercing members (17) with an integral mechanical securing means and an electrical contact for engaging the flexible conductive member (11). The insulation piercing terminals (13), used in this method and assembly, eliminate the need to prepare either the flexible conductive member (11) or the insulated wire (12) prior to assembly. The method and assembly are of particular advantage to medical equipment manufacturers involved in designing and manufacturing flexible electrode type circuits, such as the return electrodes for use with electrosurgical generators or other electrodes or sensors associated with patient monitoring procedures and devices.
    • 一种用于使用一个或多个绝缘穿刺端子(13)将一个或多个柔性导电构件(11)与一个或多个绝缘导线(12)电连接和机械连接的方法和组件。 柔性导电构件(11)可以具有连接到柔性背衬(15)上的一个或多个导电层(14)。 绝缘线(12)可以具有一个或多个导体(16)。 绝缘穿刺端子(13)在柔性导电构件(11)和绝缘线(12)之间提供低阻抗电连接,同时还在柔性导电构件(11)和绝缘线(12)之间提供机械连接, 这使得在制造和使用期间由于可施加到绝缘电线(12)或柔性构件(11)的任何轴向和/或纵向力而使绝缘电线(12)的移动最小化。 绝缘穿刺端子(13)将一个或多个穿孔构件(17)与整体机械固定装置和用于接合柔性导电构件(11)的电触点组合。 在该方法和组装中使用的绝缘穿刺端子(13)消除了在组装之前准备柔性导电构件(11)或绝缘电线(12)的需要。 所述方法和装配对于参与设计和制造柔性电极型电路的医疗设备制造商来说是特别有利的,例如用于电外科发生器或与患者监测程序和装置相关联的其他电极或传感器的返回电极。
    • 10. 发明申请
    • LASER-ASSISTED ELECTROSURGERY SYSTEM
    • 激光辅助电镜系统
    • WO1996004858A1
    • 1996-02-22
    • PCT/IB1995000546
    • 1995-07-10
    • VALLEYLAB, INC.
    • VALLEYLAB, INC.TAYLOR, Kenneth, D.
    • A61B17/36
    • A61B18/14A61B18/1402A61B18/24A61B2017/00292A61B2018/00452A61B2018/00464A61B2018/00994A61B2018/1213
    • A laser and electrosurgical system (10) has a handpiece (12) with a proximal and distal end (13) and (14) from which laser radiation (17) and/or electrosurgical energy (18) is selectively or concurrently directed. The ends are along an axis; an electrode extends distally along the axis. Sources of laser and electrosurgical energy (18) are available and controlled. An initiation circuit (25) for the laser selectively delivers it before electrosurgery. Prior delivery to target tissue, the laser creates an ionized conductive pathway for electrosurgery. The combined concurrent application of laser and electrosurgery has a mechanism (27) to selectively distribute energy about the axis. A laser deflecting surface (28) or a beam deflector vibrate relative to the axis. A power switch (30) has levels for laser cut and ionization and/or a delay therebetween for electrosurgical coagulation. A wave guide (34) or an array thereof deliver radiation along the axis. A method has steps of directing selectively and concurrently laser and electrosurgery by aiming the axis, controlling laser and electrosurgical energy (18), delivering laser before electrosurgery, forming an ionized conductive pathway for the electrosurgery, distributing the laser about the axis in a predetermined pattern by deflecting the laser in a predetermined pattern generally along but slightly displaced from the axis to direct electrosurgical energy (18) in a predefined pattern on the patient's (11) target tissue. In another possible approach, there are additional steps of delivering the laser radition (17) as a beam and varying an ionized conductive pathway by refracting or diffracting the laser radiation (17) beam with the mechanism (27) having a beam pattern deflector.
    • 激光和电外科系统(10)具有带有近端和远端(13)和(14)的手持件(12),激光辐射(17)和/或电外科能量(18)从该远端端部和远端端部选择性地或同时引导。 端部沿着轴线; 电极沿着轴向向远侧延伸。 激光和电外科手术能源(18)可供和控制。 用于激光的引发电路(25)在电外科手术之前选择性地传送。 事先传送到目标组织,激光产生用于电外科的电离导电通路。 激光和电外科的并发并发应用具有选择性地分布围绕轴的能量的机构(27)。 激光偏转表面(28)或光束偏转器相对于轴线振动。 电源开关(30)具有激光切割和电离的水平和/或用于电外科凝固的延迟。 波导(34)或其阵列沿轴线传送辐射。 一种方法具有以下步骤:通过瞄准轴,控制激光和电外科能量(18)选择性并且同时地进行激光和电外科手术,在电外科手术之前输送激光,形成用于电外科的离子化导电通路,以预定图案将轴分布在轴上 通过使激光以预定的图案偏转,大致沿轴线略微偏离,以将患者(11)靶组织上的预定图案的电外科能量(18)引导。 在另一种可能的方法中,存在将激光射线(17)作为光束传递并通过用具有光束图案偏转器的机构(27)折射或衍射激光辐射(17)光束来改变离子化导电路径的附加步骤。