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2892results about "Tourniquets" patented technology

Powered surgical instrument

A surgical instrument including a housing, an endoscopic portion, a shaft portion and an end effector is disclosed. The endoscopic portion extends distally from the housing and defines a longitudinal axis. The shaft portion is selectively connectable to a distal end of the endoscopic portion. The end effector is selectively connectable to a distal end of the shaft portion.
Owner:TYCO HEALTHCARE GRP LP

Medical manipulator system

A medical manipulator system includes a manipulator, an operating unit for entering operation commands, motors for actuating a working unit, and a controller for energizing the motors based on operation commands supplied from the operating unit. When an activation resetting switch and a resetting switch are operated according to a predetermined procedure, the controller performs a resetting process to return the motors to an origin. The controller is capable of controlling three manipulators. The activation resetting switch is shared by the three manipulators, and there are three resetting switches corresponding to the three manipulators.
Owner:KARL STORZ GMBH & CO KG

Manually driven surgical cutting and fastening instrument

A surgical cutting and fastening instrument that includes an elongate channel that is attached to a handle assembly by an elongate shaft assembly. The elongate channel is configured to receive a cartridge and has a pivotally translatable anvil attached thereto and a knife bar supported therein. The anvil may be selectively opened and closed by manipulating a closure trigger supported by the handle assembly. The knife bar may be distally advanced through the elongate channel by actuating a firing trigger that cooperates with a reversible rotary drive supported by the handle assembly. The knife bar may also be retracted to its starting position by actuating the firing trigger after the reversible rotary drive has been shifted to a retraction orientation.
Owner:ETHICON ENDO SURGERY INC

Motor-driven surgical cutting and fastening instrument with tactile position feedback

A surgical cutting and fastening instrument is disclosed. According to various embodiments, the instrument includes an end effector, a main drive shaft assembly connected to the end effector, and a gear drive train connected to the main drive shaft assembly. The end effector comprises a movable cutting instrument for cutting an object positioned in the end effector. The instrument also includes a main motor for actuating the gear drive train and a firing trigger for actuating the main motor. The instrument also includes a tactile position feedback system for applying force to the firing trigger such that the position of the firing trigger is related to the position of the cutting instrument in the end effector.
Owner:ETHICON ENDO SURGERY INC

Powered surgical stapling device

A powered surgical stapler is disclosed. The stapler includes a housing, an endoscopic portion extending distally from the housing and defining a first longitudinal axis, a drive motor disposed at least partially within a housing and a firing rod disposed in mechanical cooperation with the drive motor. The firing rod is rotatable by the motor about the first longitudinal axis extending therethrough. The stapler also includes an end effector disposed adjacent a distal portion of the endoscopic portion. The end effector is in mechanical cooperation with the firing rod so that the firing rod drives a surgical function of the end effector. The stapler further includes a control system having a plurality of sensors coupled to the drive motor, the firing rod, the loading unit and the end effector, the plurality of sensors configured to detect operating parameters thereof. The control system also includes a microcontroller coupled to the plurality of sensors and being configured to determine operating status of the powered surgical stapler as a function of the detected operating parameters.
Owner:TYCO HEALTHCARE GRP LP

Surgical instrument having recording capabilities

A surgical instrument is disclosed. The surgical instrument has an end effector and a trigger in communication with the end effector. The surgical instrument also has a built-in memory system for recording the instrument condition during a use process. The recording system comprises: a first sensor located on or inside the instrument and an externally accessible built-in memory device in communication with the first sensor. The first sensor has an output that represents a first condition of either the trigger or the end effector. The memory device is configured to record the output of the first sensor. In various embodiments, memory device may include an output port and / or a removable storage medium.
Owner:ETHICON ENDO SURGERY INC

Endoscopic instrument

An endoscopic instrument is provided and includes a housing including an elongated shaft assembly extending distally therefrom. The elongated shaft assembly includes inner and outer shaft members. The inner and outer shaft members are removably coupled to the housing and the outer shaft member is movable with respect to the inner shaft member. An end effector is operably supported at the distal end of the outer shaft member and includes a pair of jaw members configured for treating tissue. A bushing operably couples to the inner and outer shaft members of the shaft assembly and selectively and releasably couples to the housing. The bushing includes one or more mechanical interfaces configured to engage one or more slots defined through the inner shaft member and one or more slots defined through the outer shaft member to release the inner and outer shaft members from the housing.
Owner:TYCO HEALTHCARE GRP LP

Disposable motor-driven loading unit for use with a surgical cutting and stapling apparatus

A self contained motor-powered disposable loading unit for use with a surgical cutting and stapling apparatus. The disposable loading unit may contain a battery that is retained in a disconnected position when the disposable loading unit is not in use and is moved to a connected position when the disposable loading unit is coupled to the surgical cutting and stapling apparatus to permit the motorto be selectively powered thereby. Indicators may be supported on the disposable loading unit to indicate when the axial drive assembly thereof is in a starting position and an ending position. Another indicator may be provided to indicate when the anvil assembly is in a closed position.
Owner:ETHICON ENDO SURGERY INC

Laparoscopic port assembly

Various embodiments of a laparoscopic trocar assembly are disclosed. The port assemblies include inserted parts that protect the patient's tissues at the point of deployment. The port assemblies include seals for maintaining pneumoperitoneum both when instrument are being used and when instruments are not inserted.
Owner:TYCO HEALTHCARE GRP LP

Multi-functional surgical control system and switching interface

An interface which allows a surgeon to operate multiple surgical devices from a single input device. The input device may be a foot pedal that provides output signals to actuate a number of different surgical devices. The surgical devices may include a robotic arm, a laser, an electrocautery device, or an operating table. The interface has an input channel that is coupled to the input device and a plurality of output channels that are coupled to the surgical devices. The interface also has a select input channel which can receive input commands to switch the input channel to one of the output channels. The select channel may be coupled to a speech interface that allows the surgeon to select one of the surgical devices with a voice command. The surgeon can operate any device by providing an input command which switches the input channel to the desired output channel.
Owner:INTUITIVE SURGICAL OPERATIONS INC

Surgical stapling and cutting instrument with improved closure system

Closure systems for applying a closure motion to an anvil assembly of a surgical instrument. In various embodiments, the surgical instrument includes a cable drive knife assembly and the anvil assembly thereof is moved to a closed position when contacted by a closure tube assembly that has a pushing force applied thereto. Other embodiments include closure systems that may be actuated by rotary motion. Various lockable articulation joints are also disclosed.
Owner:ETHICON ENDO SURGERY INC

Medical implant deployment tool

ActiveUS20070112355A1Safely delivering proper level of forceSuture equipmentsInternal osteosythesisPath lengthImplantation Site
A medical implant deployment tool and deployment method are disclosed. One aspect of the invention provides an implant system including an implant adapted for endovascular delivery and deployment; and a deployment tool adapted to deploy the implant, with the deployment tool having an actuation controller; a plurality of actuation elements adapted to apply forces to one or more implant deployment mechanisms and each adapted to extend along an actuation element path within a patient's vasculature; and an actuation element compensation mechanism adapted to compensate for differences in length between the actuation element paths. Another aspect of the invention provides a method of deploying an implant including the steps of endovascularly delivering an implant and implant deployment mechanisms to an implant site and applying an actuation force to the implant deployment mechanisms through actuation elements extending through the patient's vasculature while compensating for differences in length between actuation element path lengths to deploy the implant.
Owner:BOSTON SCI SCIMED INC

Surgical stapling apparatus

A loading unit for use with a surgical stapling apparatus is provided and includes a tool assembly having a cartridge assembly and an anvil assembly that are movable in relation to one another; a surgical buttress releasably secured to a tissue contacting surface of the anvil assembly and / or the cartridge assembly, wherein each surgical buttress is secured to the anvil assembly and / or the cartridge assembly by at least one anchor; a release assembly associated with the anvil assembly and / or the cartridge assembly; and a drive assembly slidably translatable through the tool assembly between proximal and distal positions, wherein the drive assembly actuates the release assembly to thereby release the anchor to free the surgical buttress from the anvil assembly and / or the cartridge assembly.
Owner:TYCO HEALTHCARE GRP LP

Disposable loading unit with firing indicator

A disposable loading unit for operable attachment to a surgical stapling apparatus. The disposable loading unit may have a carrier that supports a staple cartridge therein, an anvil assembly that is movably coupled to the carrier, and an axial drive assembly that is constructed to move in a distal direction from a start position to an end position through the staple cartridge in response to a drive motion imparted to the axial drive assembly from the surgical stapling apparatus. A firing indicator is provided on at least one of the anvil assembly and housing for indicating a position of the axial drive assembly as the axial drive assembly is driven from the start position to the end position.
Owner:ETHICON ENDO SURGERY INC

Surgical instrument with wireless communication between control unit and remote sensor

Discloses a surgical instrument capable of wireless communication between the control unit and the remote sensor, such as an endoscopic or laparoscopic instrument. Surgical instruments may include an end actuator having at least one sensor. The surgical instrument further comprises a conductive shaft, the distal end of which is connected to the end actuator, the sensor is electrically insulated from the shaft. The surgical instrument may further comprise a handle, which is connected to the proximal end of the axis. The handle comprises a control unit, the control unit is electrically connected to the shaft, so that the axis can act as an antenna to transmit a signal from the control unit to the sensor and receive the transmitted signal from the sensor. Other components electrically connected to the shaft can also send signals.
Owner:ETHICON ENDO SURGERY INC

Apparatus and methods for internal surgical procedures

Apparatus and methods for internal surgical procedures are disclosed. The apparatus and methods may involve supporting internal body locations, creating submucosal separations (blebs), and / or for resecting mucosal tissue separated from underlying tissue by a bleb.
Owner:MAYO FOUND FOR MEDICAL EDUCATION & RES

Artificial gastric valve

InactiveUS20060235448A1Prevents major problemReduce stepsTourniquetsObesity treatmentMedicineOverweight
An apparatus and method are disclosed for treating overweight and obese patients by applying a restrictive Artificial Gastric Valve (AGV) on part of the stomach. The apparatus includes a mechanism to control the opening of the AGV automatically on demand, dynamically and progressively. The controlled opening of the AGV inside the stomach controls and regulates the flow of food.
Owner:ALLERGAN MEDICAL

System and method of sterilizing an implantable medical device

An implantable system having internal circuitry configured to withstand a pre-determined amount of sterilization radiation is provided. In general, the system includes an internal control module in electrical communication with an implantable medical device. The internal control module can include a circuit board configured to withstand radiation and / or any number of integrated circuits (e.g., application specific integrated circuits) wherein the circuits or at least some portion thereof are fabricated so as to withstand some amount of radiation. For example, some portion of the circuitry can be fabricated utilizing radiation compliant material(s), silicon-on-insulator technology, and / or gallium arsenide technology. Additionally, the circuitry can include various components which are inherently resistant to such radiation (e.g., components fabricated utilizing magnetic field based technology, surface acoustical wave devices, etc.). A method of sterilizing an implantable medical device via radiation is also provided.
Owner:ETHICON ENDO SURGERY INC

Devices and methods for heart valve treatment

Devices and methods for improving the function of a valve (e.g., mitral valve) by positioning an implantable device outside and adjacent the heart wall such that the device alters the shape of the heart wall acting on the valve. The implantable device may alter the shape of the heart wall acting on the valve by applying an inward force and / or by circumferential shortening (cinching). The shape change of the heart wall acting on the valve is sufficient to change the function of the valve, and may increase coaptation of the leaflets, for example, to reduce regurgitation.
Owner:EDWARDS LIFESCIENCES LLC

Retrograde instrument

A minimally invasive surgical instrument includes a U-turn mechanism that transmits actuating forces around a U-turn. The U-turn mechanism is coupled between segments of the instrument and has a bend radius that is smaller than flexible arms having a similar cross section diameter. The actuating forces transmitted by the U-turn mechanism are used to move distal components of the instrument, such as an end effector and a wrist mechanism.
Owner:INTUITIVE SURGICAL OPERATIONS INC

System and method for purging a reduced pressure apparatus during the administration of reduced pressure treatment

A reduced pressure delivery system for applying a reduced pressure to a tissue site is provided. The system includes a manifold having a plurality of flow channels. The manifold is configured to be placed adjacent the tissue site. A first conduit is in fluid communication with the flow channels of the manifold to deliver a reduced pressure to the flow channels. A second conduit is in fluid communication with the flow channels of the manifold and is operably connected to a valve. The valve selectively purges the second conduit with ambient air when the valve is positioned in an open position, and a controller is operably connected to the valve to place the valve in the open position for a selected amount of time at a selected interval during delivery of reduced pressure through the first conduit.
Owner:KCI LICENSING INC

System to inhibit and/or control expansion of anatomical features

InactiveUS20020091395A1Limit amount of expansionControl expansionNon-surgical orthopedic devicesTourniquetsDiaphragmatic herniaPhysical therapy
A system according to the present invention helps to reduce consumption of food by a patient. In one aspect, the system includes a banding apparatus which may be applied to around part of a patient's stomach to reduce that part to a reduced diameter. Another aspect provides wrapping apparatus that may extend from the banding apparatus and around an upper pouch of the stomach to inhibit expansion of the upper pouch beyond a predetermined volume. The wrapping apparatus further may be anchored relative to part of the patient's body to mitigate diaphragmatic hernia.
Owner:GABBAY SHLOMO

Disposable loading unit with firing indicator

A disposable loading unit (16) for operable attachment to a surgical stapling apparatus. The disposable loading unit (16) may have a carrier (216) that supports a staple cartridge (220) therein, an anvil assembly (20) that is movably coupled to the carrier (216), and an axial drive assembly (212) that is constructed to move in a distal direction from a start position to an end position through the staple cartridge (220) in response to a drive motion imparted to the axial drive assembly (212) from the surgical stapling apparatus. A firing indicator (310) is provided on at least one of the anvil assembly (20) and housing (200) for indicating a position of the axial drive assembly (212) as the axial drive assembly (212) is driven from the start position to the end position.
Owner:ETHICON ENDO SURGERY INC
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