Patent application number | Description | Published |
20100094323 | TISSUE PAD FOR AN ULTRASONIC DEVICE FOR CUTTING AND COAGULATING - A tissue pad for use with an ultrasonic clamp coagulator assembly that is configured to permit selective cutting, coagulation, and fine dissection required in fine and delicate surgical procedures. The tissue pad defines a first end and a second end and has a first surface adapted for engaging tissue against an ultrasonic end effector. The tissue pad defines a width dimension from the first end to the second end, and the width at the first end is greater than a second width located halfway between the first end and the second end. The second end has a width smaller than the width halfway between both ends. | 04-15-2010 |
20100331870 | ULTRASONIC SURGICAL INSTRUMENTS - In one general aspect, various embodiments are directed to an ultrasonic surgical instrument that comprises a transducer configured to produce vibrations along a longitudinal axis at a predetermined frequency. In various embodiments, an ultrasonic blade extends along the longitudinal axis and is coupled to the transducer. In various embodiments, the ultrasonic blade includes a body having a proximal end and a distal end, wherein the distal end is movable relative to the longitudinal axis by the vibrations produced by the transducer. | 12-30-2010 |
20100331871 | ULTRASONIC SURGICAL INSTRUMENTS - In one general aspect, various embodiments are directed to an ultrasonic surgical instrument that comprises a transducer configured to produce vibrations along a longitudinal axis at a predetermined frequency. In various embodiments, an ultrasonic blade extends along the longitudinal axis and is coupled to the transducer. In various embodiments, the ultrasonic blade includes a body having a proximal end and a distal end, wherein the distal end is movable relative to the longitudinal axis by the vibrations produced by the transducer. | 12-30-2010 |
20120078249 | ULTRASONIC DEVICE FOR CUTTING AND COAGULATING - Apparatus and method to permit selective cutting and coagulation required in fine and delicate surgical procedures. The apparatus includes two body members having proximal ends and distal ends with jaw members located adjacent the body member's distal ends. The body members are joined at a pivot located adjacent to the first and second jaw members joining the first and second body members where the body members' rotation about the pivot defines a plane of rotation. The scissors are adapted for selective application of energy to at least one jaw member by a switch located in the plane of rotation. | 03-29-2012 |
20120112687 | Recharge system for medical devices - An apparatus comprises a base and at least one indicator in communication with the base. The base comprises a housing and at least one slot. The at least one slot is shaped to receive a reusable component from a surgical instrument. The at least one indicator is in communication with the at least one slot. The base is configured to detect at least one characteristic related to the reusable component when the reusable component is placed into the at least one slot. Wherein the at least one indicator is configured to provide a signal to the user regarding the at least one characteristic. | 05-10-2012 |
20120112690 | Medical Device Packaging with Charging Interface - An apparatus for delivering power to an electrically powered medical device includes a package and an electrical coupling feature. The package comprises an interior portion and a wall. The interior portion of the package is able to hold a sterile, electrically powered medical device having a rechargeable battery. The package is able to maintain sterility of the interior portion of the package. The electrical coupling feature may be in communication with the wall of the package and in further communication with the medical device. The electrical coupling feature may be able to deliver power from an external power source to the medical device to charge the battery of the medical device without compromising the sterility of the package or the sterility of the medical device. | 05-10-2012 |
20120116265 | SURGICAL INSTRUMENT WITH CHARGING DEVICES - A surgical instrument includes a first power source and a second power source. The first power source is configured to deliver power to a surgical instrument at a first rate of discharge. The second power source is configured to deliver power to the first power source at a second rate of discharge. The first power source and the second power source are positioned within the surgical instrument. The first power source and the second power source are further configured to communicate with a control module. The control module may rely on power from the first power source to drive an end effector of the surgical instrument. The end effector may comprise a harmonic/ultrasonic blade, RF electrosurgical electrodes, powered cutting/stapling features, and/or various other types of components. | 05-10-2012 |
20120116367 | MEDICAL DEVICE USAGE DATA PROCESSING - A surgical instrument includes a handle assembly having a lower portion with a hingedly attached end piece. When open, the end piece allows for receipt of a data card in a lower portion aperture. When closed, the end piece covers the aperture. In another version, the aperture is configured to receive a data card and battery pack assembly. Information is readable from and to the data card to measure a number of minutes the instrument was used during a procedure. Such information is communicated via wired or wireless communication to another device to determine a payment for the number of minutes used. Minutes are buyable from the device and writable onto the data card prior to insertion of the card into the instrument. In another version, a testing sequence is used in saline or via a tissue proxy to test the functionality of an instrument prior to a procedure. | 05-10-2012 |
20120116379 | Motor Driven Electrosurgical Device With Mechanical And Electrical Feedback - An electrosurgical device comprises an end effector, a cutting member, and en electromechanical driver. The end effector comprises a pair of jaws that clamp tissue. The jaws include electrodes that deliver RF energy to clamped tissue. The cutting member cuts tissue clamped between the jaws. The electromechanical driver drives the cutting member. A control module commands the electromechanical driver, and regulates the delivery of RF energy to the electrodes, based on a combination of user input and feedback signals from the electrodes and from the electromechanical driver. The device may provide tactile feedback to the user through the user input feature, based on a load encountered by the cutting member. The device may alert the user when the exterior of end effector makes incidental contact with tissue, to avoid inadvertently burning the tissue. The device may include a removable battery pack to power the electromechanical driver and the electrodes. | 05-10-2012 |
20120116380 | Sterile Medical Instrument Charging Device - A system includes a medical device and a charging device. A sterile barrier may be interposed between the medical device and the charging device. The medical device includes an integral power source and an active element. The charging device is configured to charge the integral power source. The charging device may charge the integral power source through direct contact between features of the charging device and features the medical device. The charging device may alternatively charge the integral power source wirelessly, such as through inductive coupling. The medical device may include conductive prongs that are retained by the charging device. The charging device may physically couple with the medical device via magnets. The medical device and the charging device may be provided together in a sterile package as a kit. The kit may also include a reclamation bag to facilitate reclamation of electrical components. | 05-10-2012 |
20120116390 | SURGICAL INSTRUMENT WITH RATCHETING ROTATABLE SHAFT - An ultrasonic surgical instrument comprises a reusable housing including an internal transducer and an internal end effector rotation assembly. An exemplary rotation assembly is a ratchet and pawl assembly, which allows the transducer to rotate in a first direction but not in a second, opposite direction. The end effector, including an integral torque wrench, is attached to the transducer to form a single unit that is rotatable relative to the housing. The transducer attaches to a stationary cable via slip rings. The cable communicates with a generator, which provides electrical power to the transducer. The transducer converts the electrical power into ultrasonic vibrational energy, which is transmitted to the end effector. | 05-10-2012 |
20120116395 | SURGICAL INSTRUMENT WITH MODULAR SHAFT AND TRANSDUCER - An ultrasonic surgical device comprises a detachable transducer module, a handle, and a shaft assembly. The shaft assembly includes an end effector having a harmonic blade. The transducer module is removably coupled with the shaft assembly to form an active assembly. The active assembly is removably coupled with the handle. The handle may include a resilient wall structure that deflects outwardly to receive the active assembly in a snap fit. The handle may include a pivoting latch feature to selectively retain the active assembly relative to the handle. | 05-10-2012 |
20120305427 | Sterile Package System For Medical Device - An apparatus for aseptic insertion includes a container, a first cover, and a second cover. The container includes a first compartment, a second compartment, and a detachable wall disposed between the first compartment and the second compartment. The first cover is sized and configured to attach to the first compartment and the second cover is sized and configured to attach to the container. The detachable wall may defined by a top portion, a portion of a first distal wall of the first compartment, and a portion of a second proximal wall of the second compartment. The detachable wall may be removably attached to the first cover by the top portion of the detachable wall. | 12-06-2012 |
20130253499 | METHOD AND APPARATUS FOR PROGRAMMING MODULAR SURGICAL INSTRUMENT - A surgical instrument operable to sever tissue includes a body assembly and a selectively coupleable end effector assembly. The end effector assembly may include a transmission assembly and an end effector. The body assembly includes a trigger and a casing having a distal aperture configured to receive a portion of the end effector assembly. First and second coupling mechanism portions cooperatively couple the end effector assembly to the body assembly for use. A cartridge positionable between the instrument and a generator includes information regarding operating parameters unique to the selectively coupleable end effector assembly and/or the desired surgical procedure, such as information regarding setting a maximum current set point within an ultrasonic transducer. The instrument is programmable with operating parameter information while within a sealed and sterilized packaging unit. | 09-26-2013 |
20130267874 | SURGICAL INSTRUMENT WITH NERVE DETECTION FEATURE - A surgical apparatus comprises an instrument body, an end effector, and a control module. The end effector is in communication with the handle assembly. The end effector is operable for use in a surgical procedure. The control module is in communication with the end effector. The end effector with the control module is able to deliver surgical energy as well as nerve excitation energy to a surgical site. A surgeon may detect stimulation of nervous tissue by visually observing the tissue twitch, and may adjust surgical technique accordingly. A sensor may be used to detect excitation of nervous tissue based on excitation caused by the nerve excitation energy. | 10-10-2013 |
20130282039 | SURGICAL INSTRUMENTS - A surgical device. The surgical device may comprise a transducer, an end effector, a generator and a control circuit. The transducer may be configured to provide vibrations. The end effector may be coupled to the transducer and may extend from the transducer along the longitudinal axis. The generator may provide an electrical signal to the transducer. Also, the control circuit may modify a current amplitude of the electrical signal in response to a change in a vibration frequency of the end effector. Accordingly to various embodiments, the control circuit may detect a first contribution to a vibration frequency of the end effector, the first contribution originating from tissue in contact with the end effector. Also, according to various embodiments, the control circuit may indicate a change in a vibration frequency of the end effector. | 10-24-2013 |
20130324999 | SURGICAL INSTRUMENT WITH ORIENTATION SENSING - A surgical instrument comprises a body assembly and an end effector. The body assembly includes a control module, an orientation sensor communicatively coupled to the control module, and an energy component. The energy component is operable to activate the end effector at a plurality of energy settings. A storage device is communicatively coupled to the control module and includes a plurality of gesture profiles and corresponding energy settings. The control module is configured to set the energy setting of the energy component to a corresponding energy setting in response to a correlation between the output of the orientation sensor and a gesture profile. In some versions, the control module modifies the energy setting based upon output from a force sensor that measures the force on the end effector. The control module may also decrease the energy setting in response to an anomalous acceleration or deceleration detected by an accelerometer. | 12-05-2013 |
20140163549 | SURGICAL INSTRUMENT WITH FEEDBACK AT END EFFECTOR - An apparatus for operating on tissue includes a body, a lip in communication with the body, and at least one electrode also in communication with the body. The body is able to mechanically couple with a portion of an end effector, which may be controlled by a user through a handpiece. The lip is configured to grip a portion of the end effector. The at least one electrode is configured to provide sufficient electrical energy to weld at least a portion of tissue. In some versions, a temperature sensitive material may be positioned on a portion of the end effector. Additionally, in some versions, the handpiece of the end effector may comprise feedback features able to convey information to the user. | 06-12-2014 |
20140207163 | ULTRASONIC DEVICE FOR CUTTING AND COAGULATING - Apparatus and method to permit selective cutting and coagulation required in fine and delicate surgical procedures. The apparatus includes two body members having proximal ends and distal ends with jaw members located adjacent the body member's distal ends. The body members are joined at a pivot located adjacent to the first and second jaw members joining the first and second body members where the body members' rotation about the pivot defines a plane of rotation. The scissors are adapted for selective application of energy to at least one jaw member by a switch located in the plane of rotation. | 07-24-2014 |
20150080924 | ARTICULATION FEATURES FOR ULTRASONIC SURGICAL INSTRUMENT - A surgical apparatus comprises a body, an ultrasonic transducer, a shaft, an acoustic waveguide, an articulation section, an end effector, and an articulation drive assembly. The ultrasonic transducer is operable to convert electrical power into ultrasonic vibrations. The shaft couples the end effector and the body together. The acoustic waveguide is coupled with the transducer. The articulation section includes a collar that is located distal to a nodal portion of the waveguide and is operable to deflect the end effector away from the longitudinal axis. The end effector comprises an ultrasonic blade in acoustic communication with the ultrasonic transducer. The articulation drive assembly is operable to drive articulation of the articulation section. The articulation drive assembly comprises at least one translating articulation driver coupled with the collar. The ultrasonic blade is operable to deliver ultrasonic vibrations to tissue even when the articulation section is in an articulated state. | 03-19-2015 |