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5803921 |
Access port device for use in surgery
An access port device (40) for use in surgery is provided which comprises a sleeve (41,42) having an exit opening located at a distal end thereof for insertion into an incision made in a patient's...
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5800423 |
Remote center positioner with channel shaped linkage element
The invention is directed to a remote center positioner used to support an instrument and provide a center of spherical rotation, remote from any bearings or mechanical supports, at a desired...
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5797924 |
Stereotactic fixation system and calibration phantom
A stereotactic fixation apparatus provides for accurate and reproducible positioning of a patient's skull during medical diagnostic and treatment procedures. The stereotactic fixation apparatus...
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5797900 |
Wrist mechanism for surgical instrument for performing minimally invasive surgery with enhanced dexterity and sensitivity
An articulated surgical instrument for enhancing the performance of minimally invasive surgical procedures. The instrument has a high degree of dexterity, low friction, low inertia and good force...
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5797899 |
Instrumentation for laparoscopic surgical endoscopic insertion and application of liquid, gel and like material
A method and apparatus for laparoscopic insertion and application of a liquid, gel or like medicinal material enables the laparoscopic surgeon to utilize various spray patterns to apply the desired...
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5792173 |
Wound closure hemostasis device
A wound closure, hemostasis device, such as a femoral hemostat, includes an inflatable balloon with an inflation and deflation outlet. A placement patch includes an aperture for receiving the...
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5792146 |
Rectilinear linac phantom pointer system
This patent relates to instrumentation for confirming the position of a target, frequently in the head, at the isocenter of a linear accelerator or other beam delivery system. Typically, the...
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5792135 |
Articulated surgical instrument for performing minimally invasive surgery with enhanced dexterity and sensitivity
An articulated surgical instrument for enhancing the performance of minimally invasive surgical procedures. The instrument has a high degree of dexterity, low friction, low inertia and good force...
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5791231 |
Surgical robotic system and hydraulic actuator therefor
A hydraulic actuator is described which has a layered structure and a flattened piston assembly to enhance production speed and reduce the costs of assembly. A system for performing surgery is also...
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5788689 |
Prosthetic heart valve rotator tool
A prosthetic heart valve rotator tool operates in the small chest cavity available to the surgeon, having parts that can be easily assembled and disassembled, allowing it to be cleaned and...
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5788688 |
Surgeon's command and control
A surgeon's command and control (SCC) system includes an independent personal computer based electronic control unit that unifies various pieces of equipment currently found in an endoscopic...
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5787897 |
Surgical method for intraluminally plicating a fundus of a patient
An instrument and method for retracting or repositioning a distal anatomic structure (organ) having a lumen (cavity) by remote manipulation. The method includes advancing the distal end of a...
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5785715 |
Retrieval shuttle
The present invention is a retrieval shuttle for removal of a stent, medical prosthesis or other foreign object from the vessel of a patient. Structurally, the present invention includes a...
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5782841 |
Tunneling tool for subcutaneous lead placement
A tunneling tool for subcutaneous lead placement which includes a carrier capsule and a tunneling rod. The capsule has a bottom section and a hinged cover section which together provide an...
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5782821 |
Battery boot for a portable surgical tool
A pre-sterilized battery boot functioning to cover a portable surgical tool battery of a portable surgical tool. the battery boot comprises a envelope, and at least one fastener circumferentially...
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5779702 |
High speed pulse lavage surgical hand tool attachment
A pulsed lavage attachment (40) is secured to a conventional, powered, modular, surgical hand piece (42) to allow a pulsed lavage delivery set (18) to be connected to and controlled by the hand...
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5776126 |
Laparoscopic surgical apparatus and associated method
A laparoscopic surgical apparatus includes a laparoscopic instrument having a distal end portion insertable through a laparoscopic trocar sleeve into an abdominal cavity of a patient, the distal...
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5772655 |
Medical instrument with a tilting distal end
The invention relates to a medical instrument with a distal end piece which is connected to a holder running through a shank and on operation of a handle, can be adjusted from a rest position into...
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5772654 |
Apparatus for breast reduction surgery
An apparatus for use in breast reduction surgery including a shield body defining a substantially circular opening therein which is sized, dimensioned and configured to correspond the areola of a...
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5769841 |
Electrosurgical apparatus for laparoscopic and like procedures
An electrosurgical instrument having a safety shield for use in laparoscopic or like electrosurgical procedures designed to receive a plurality of electrosurgical instrument inserts. The...
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5766248 |
Method and apparatus for forming a tissue pocket to receive an implantable device
A dissection glove for forming in a patient a tissue pocket to receive an implantable device. The dissection glove is constructed of an absorbent material formed into at least one recess with an...
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5766194 |
Surgical apparatus for tissue removal
A surgical instrument includes an elongated member connected to both a suction device for removing excised tissues and fluids and to a source of pressurized fluid. The member has an inner and outer...
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5766184 |
Endoscopic treatment tool
An endoscopic treatment tool according to the present invention is led into the body through the endoscope channel. A treatment section (2) is operated by transmitting the operating power of an...
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5766160 |
Variable stiffness coils
This invention is an implantable vaso-occlusive device. It is a helically wound coil having a central section along its longitudinal axis which is somewhat stiffer than at least one of its end...
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5766157 |
Instrumentation for surgical endoscopic insertion and application of liquid and gel material
A method and apparatus for laparoscopic insertion and application of a liquid, gel or like medicinal material enables the laparoscopic surgeon to utilize various spray patterns to apply the desired...
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5758663 |
Coronary artery by-pass method
A method for performing a coronary artery bypass comprises utilizes a thoracoscope and a tubular bypass member. The method includes the step of disposing the thoracoscope in the pericardium of a...
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5755713 |
Laparoscopic instrument assembly including a plurality of instruments
A laparoscopic instrument assembly with a rigid outer housing, housing multiple guide disks. The guide disks rotate inside the instrument assembly 360 degrees around a center post and guide the...
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5752974 |
Injectable or implantable biomaterials for filling or blocking lumens and voids of the body
Methods for completely or partially blocking, augmenting, sealing, or filling various biological lumens and voids within the body of a patient are disclosed. Lumens include arteries, veins,...
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5748767 |
Computer-aided surgery apparatus
To aid a medical practitioner in positioning a surgical instrument or implant when performing surgery on or examining portions of a patient, patient data is developed which identifies the position...
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5746734 |
Introducer cartridge for delivering an embolization device
An introducer cartridge for an embolization device for use with a delivery catheter having a proximal end with a hub mounted thereon and having a conical recess therein. The introducer cartridge...
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5743899 |
Method and apparatus for marking skin with ink
A radiation therapy skin marking device which may be used to delineate a radiation therapy portal area on a patient's skin surface. The device includes a set of radiation therapy skin markers which...
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5741292 |
Punctum dilating and plug inserting instrument with push-button plug release
A punctum dilating and plug inserting instrument includes a cylindrical body with a first end being a plug inserting tip, and a second end being a punctum dilating tip. An elongated button is...
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5741273 |
Elastic band ligation device for treatment of hemorrhoids
An elastic band ligation device for treatment of hemorrhoids permits a doctor to band hemorrhoidal tissue without an assistant and does not have to be attached to an aspirator. The device has the...
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5741084 |
Wear compensating axial connection
A surgical instrument has a motor housing with a cylindrical member extending therefrom and has a pin projecting radially from the cylindrical member. A nose piece removably attached to the housing...
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5738675 |
Limb clamp for surgery
Embodiments of a limb clamp assembly are shown and described, each having one or more articulated arms for wrapping at least partially around a leg or other extremity, for holding the leg...
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5738674 |
Stent loading mechanism
A stent loading mechanism for automatically loading a stent onto a balloon delivery catheter of the kind used in typical percutaneous transluminal coronary angioplasty (PTCA) procedures. The device...
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5736251 |
Lubricious silicone surface modification
Lubricious silicone surface modifying treatments and/or coatings for modifying the frictional or slip surface characteristics of shaped elastomeric articles are provided in surface modifications...
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5735842 |
Low profile manipulators for heart valve prostheses
A manipulable low profile heart valve holder that can be pivotally attached to a handle that permits the heart valve holder and a retained heart valve prosthesis to be manipulated remotely during...
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5730745 |
Vacuum-assisted fixation apparatus
A stereotactic fixation apparatus provides for accurate and reproducible positioning of a patient's skull during medical diagnostic and treatment procedures. The stereotactic fixation apparatus...
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5730741 |
Guided spiral catheter
A spiral catheter apparatus and method of use for access to, and laser or other treatment within, cavities and organs in the human body, the apparatus having a spiral member with a selected...
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5730740 |
Latch mechanism for surgical instruments
A surgical instrument including a handle and a trigger is designed to be closed and latched by the operator, and includes a latch mechanism. The latch mechanism includes a latch on the grip, a...
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5728134 |
Method and apparatus for hemostasis
A method for hemostasis of an artery having a puncture after arterial catheterization, the catheterization using an introducer sheath, the method including the steps of inserting a catheter with a...
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5728133 |
Anchoring device and method for sealing percutaneous punctures in vessels
A device for sealing a puncture in a tissue within a living body, comprises a flexible tube including an opening, wherein the flexible tube extends from a proximal end which, when the device is in...
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5728089 |
Microfabricated structure to be used in surgery
A microstructure suitable for use as a surgical instrument. The microstructure includes a silicon substrate having body and horn portions. The horn portion may include a blade with a forward edge....
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5727569 |
Surgical devices for imposing a negative pressure to fix the position of cardiac tissue during surgery
The invention is devices and techniques which use a negative (suction) pressure or vacuum, applied through a surgical instrument, to fix the position of a portion of the surface of a beating heart...
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5725552 |
Percutaneous catheter directed intravascular occlusion devices
The present invention provides a method of forming a medical device and medical devices which can be formed in accordance with the method. In one embodiment, the method includes the steps of a)...
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5725551 |
Method and apparatus for arteriotomy closure
The present invention provides an apparatus and a method for quickly and effectively sealing an arteriotomy site in a patient. In particular, the invention provides an apparatus and a method for...
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5725519 |
Stent loading device for a balloon catheter
A device for loading a medical stent on a balloon catheter. A tube, preferable pre-installed with a stent, is secured to one component having a pulling knob. The tube with stent extends into the...
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5722990 |
Tissue grasping device
A tissue grasping device is disclosed having a distal end and a proximal end and a central axis extending from end to end. Three tissue engaging tines are located at the distal end, two of which...
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5720743 |
Thermally insulating surgical probe
A surgical probe having the ability to thermally insulate adjacent healthy tissue from cooling or heating effects at adjacent tissue being subjected to thermal destruction by cryosurgery,...
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