A vacuum vent and fluid delivery biopsy system includes a collection cannister and a biopsy device. The collection cannister is configured to retain tissue collected from a body with the biopsy device while preventing air from contacting the tissue. The biopsy device is configured to deliver the tissue to the collection cannister responsive to a vacuum being applied to the biopsy device. The biopsy device includes an outer cannula moveable along an axis to enter into the body and to at least partially remove the tissue from the body. The biopsy device further includes an inner cannula including a sampling aperture configured to cooperate with the outer cannula to sever, retain, and remove the tissue. The inner cannula delivers the tissue through the biopsy device and to the collection cannister responsive to the vacuum being applied to the biopsy device.
A surgical access assembly may include an outer sheath defined by an open distal end and an open proximal end and including a hollow body portion therebetween, a rim portion arranged at the proximal end of the outer sheath, and a flexible instrument adapter having cap and a clamp, the cap including a housing defining an opening, the clamp configured to selectively secure the cap to the rim portion. The cap including a guide tube coupled to the housing at the opening and configured to extend at least partially into the outer sheath to receive a flexible instrument at the cap and guide a flexible instrument proximate to a tissue.
A61B 90/10 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
A61B 17/00 - Surgical instruments, devices or methods
A surgical access assembly and method of use is disclosed. The surgical access assembly comprises an outer sheath and an obturator. The outer sheath and obturator are configured to be delivered to an area of interest within the brain. Either the outer sheath or the obturator may be configured to operate with a navigational system to track the location of either within the brain. Once positioned at a desired location, the obturator is removed, leaving a distal end of the outer sheath adjacent an area of interest, and creating a working corridor. Interrogation of the area of interest may be performed to evaluate a disorder and/or abnormality, as well as evaluate treatment regimes. Interventional devices may also be introduced to the area of interest, as well as a variety of treatments.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/04 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with illuminating arrangements
A61B 1/313 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for introducing through surgical openings, e.g. laparoscopes
A61B 1/32 - Devices for opening or enlarging the visual field, e.g. of a tube of the body
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 5/06 - Devices, other than using radiation, for detecting or locating foreign bodies
A61B 17/02 - Surgical instruments, devices or methods for holding wounds open, e.g. retractorsTractors
A61B 34/10 - Computer-aided planning, simulation or modelling of surgical operations
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 90/30 - Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
A61B 90/50 - Supports for surgical instruments, e.g. articulated arms
A61B 90/98 - Identification means for patients or instruments, e.g. tags using electromagnetic means, e.g. transponders
A tissue cutting device is disclosed that allows for in-plane rotation of a distal end to avoid gross movements during surgical procedures. In one exemplary arrangement, the tissue cutting device comprises a housing, an outer cannula, and an inner cannula. The outer cannula is mounted for rotation to the handpiece. The inner cannula is mounted within the outer cannula and mounted for rotation with the outer cannula. Both the inner and outer cannula are provided with relieving cuts that are offset from one another.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
A neuro stimulator adapter for a tissue removal device is disclosed. In certain arrangements, the adapter includes an engagement sleeve and a hub. The engagement sleeve is fixedly connected to a portion of the hub. In certain arrangements, the hub further has a contact assembly disposed therein, the contact assembly configured to be connected to an electrical source to deliver neurostimlation to the tissue removal device at a distal end thereof.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61N 1/36 - Applying electric currents by contact electrodes alternating or intermittent currents for stimulation, e.g. heart pace-makers
A61N 1/372 - Arrangements in connection with the implantation of stimulators
A61N 1/375 - Constructional arrangements, e.g. casings
6.
SURGICAL ACCESS DEVICE WITH INTEGRATED ILLUMINATION
An outer sheath used with a surgical access assembly is disclosed. The outer sheath includes a proximal end, a distal end and a body portion therebetween. The proximal end defines a first opening. The distal end is disposed opposite the proximal end and defines a second opening. The body portion includes at least one slot formed therein. At least one light source is retained within the slot, adjacent the proximal end.
A61B 1/32 - Devices for opening or enlarging the visual field, e.g. of a tube of the body
A61B 1/07 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres
An adapter used with a surgical access assembly is disclosed. The adapter includes an adapter body and a positioning member. The adapter body is defined by a distal end and a proximal end opposite the distal end. The positioning member extends from the distal end of the adapter body. A channel extends through the adapter body, extending from the proximal end and toward the distal end.
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with illuminating arrangements
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/56 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor
A61B 17/60 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements for external osteosynthesis, e.g. distractors or contractors
A tissue removal system may include a tissue removal device including a handpiece and an upper housing, and configured with an outer cannula having an outer cannula opening for severing tissue, an inner cannula disposed in the outer cannula and reciprocal within the outer cannula, an illumination device having a sleeve arranged at least partially on the outer cannula, and a fiber optic channel defining an opening and arranged offset from the sleeve, and a light source arranged within the channel and configured to supply light from the opening to a surgical site.
Multiple surgical devices that may be used during surgical procedures are shown and described herein. A surgical device includes an outer cannula and an inner member that has a pair of electrodes positioned at a distal end. The inner member defines an aspiration delivery channel with an opening. The inner member further defines a pair of electrode channels within which the electrodes are positioned. A handle assembly actuates the outer cannula relative to the inner member, thereby adjusting a size of the opening of the aspiration delivery channel. An irrigation hub is provided to deliver irrigation through the surgical device to the electrode channels.
A61B 18/12 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
A surgical access assembly and method of use is disclosed. The surgical access assembly comprises an outer sheath and an obturator. The outer sheath and obturator are configured to be delivered to an area of interest within the brain. Either the outer sheath or the obturator may be configured to operate with a navigational system to track the location of either device within the brain.
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
A thermal system for preserving tissue is disclosed. The cooling system comprises a base member, a temperature control sleeve constructed of a thermally conductive material, and a selectively removable lid member. The base member defines a reservoir and receives the temperature control sleeve. The temperature control sleeve at least partially defines a tissue collector chamber that is configured to receive a tissue collector. The temperature control sleeve is in communication with the reservoir. The reservoir is configured to receive a cooling medium. A slit formed within the tissue collection chamber that is sized to receive a tubing connected to the tissue collector therethrough. The lid member is configured to be selectively attached to the base member, and permit access to a tube mount for the tissue collector when the lid is attached to the base member.
A61B 10/00 - Instruments for taking body samples for diagnostic purposesOther methods or instruments for diagnosis, e.g. for vaccination diagnosis, sex determination or ovulation-period determinationThroat striking implements
A61B 10/02 - Instruments for taking cell samples or for biopsy
B65D 81/38 - Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
An illuminating ring assembly is disclosed. The illuminating ring configured to be used with a surgical access element. The illuminating ring assembly comprises a housing defined by a cover and a wall member extending from the cover, wherein the cover and wall member cooperate to define a cavity therein, a light element configured to be disposed with the cavity, and an attachment mechanism configured to selectively attach the housing to a surgical access element. Wherein the cover and the light element both include an opening therethrough.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A surgical access assembly is described that includes an outer sheath and a selectively removable obturator. The outer sheath is defined by an open distal end and an open proximal end and includes a hollow body portion therebetween. The obturator is defined by a distal end and a proximal end, wherein the distal end further comprises a tapered distal tip member. The obturator is configured to be received within the outer sheath such that the tapered distal tip member protrudes from the open distal end of the outer sheath when the obturator is in an introducing configuration. The outer sheath further includes a gripping member, wherein the gripping member includes at least one retaining notch formed on an outer surface thereof.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
An aspiration control device may include a conduit having a distal end and a proximal end. The conduit may define a conduit lumen and an aperture vent open to the conduit lumen. A coupling may be configured to couple the proximal end of the conduit with a vacuum source and an inner cannula of a tissue cutting device. The inner cannula may define an inner cannula lumen wherein the vacuum source is configured to supply a vacuum to each of the coupling lumen and the inner cannula lumen. A sleeve may be movably disposed about the conduit, and a device motor may be in communication with the sleeve and be configured to move the sleeve to a predefined position relative to the vent in response to an input single from a user interface. The predefined position of the sleeve may correspond to a predefined level of vacuum to be supplied to the inner cannula lumen.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
A61B 17/00 - Surgical instruments, devices or methods
A surgical device is disclosed that comprises a shaft member and a pair of electrodes. The shaft member has a pair of electrode channels that open at the distal end of the shaft member, wherein the electrode channels are positioned adjacent to one another. The pair of electrodes are configured to deliver energy, and one of the pair of electrodes are configured to be disposed in each electrode channel such that distal ends of each of the electrodes are arranged to protrude from the distal end of the shaft member. The shaft member further includes at least one lumen opening at the distal end of the shaft member.
A surgical system includes a surgical tool having a motor with a shaft configured to rotate, a cutting device that reciprocates in accordance with the rotation of the shaft, and a position sensor that determines a state of the motor and outputs a position signal representing the motor state. A fluid regulator provides fluid to the motor, and the motor rotates in accordance with the fluid provided. A controller generates a fluid flow command based at least in part on the position signal. The fluid regulator receives the fluid flow command and regulates fluid flow to the motor accordingly.
A preservation system to be used with a tissue cutting device is disclosed. In one arrangement, the preservation system is configured to deliver fluids to tissue samples in a tissue collector, as samples are being taken. A cooling system is also disclosed that may be used with the preservation system. The cooling system is configured to receive a tissue collector and maintain a desired temperature of the tissue collector and any samples disposed therein.
A61B 10/02 - Instruments for taking cell samples or for biopsy
A61B 10/00 - Instruments for taking body samples for diagnostic purposesOther methods or instruments for diagnosis, e.g. for vaccination diagnosis, sex determination or ovulation-period determinationThroat striking implements
A surgical access assembly (100) is disclosed. The surgical access assembly comprises an outer sheath (102) and an obturator (104). The outer sheath and obturator are configured to be delivered to an area of interest within the brain. Either the outer sheath or the obturator may be configured to operate with a navigational system to track the location of either device within the brain.
A tissue cutting device that is especially suited for neurosurgical applications is disclosed and described. The device includes a handpiece and an outer cannula in which a reciprocating inner cannula is disposed. A delivery sleeve may be selectively provided that is configured to be disposed about the outer cannula for delivery of a variety of devices.
A tissue cutting device especially suited for neurosurgical applications is disclosed and described. The device includes a handpiece and an outer cannula in which a reciprocating inner cannula is disposed. At least one position transducer for tracking a location in space of the tissue cutting device is rigidly associated with the handpiece. The position transducer is operable for sending a signal indicative of a location of a distal end of the outer cannula. The tissue cutting device may also include an angular position sensor for determining an angular position of the outer cannula relative to the position transducer.
A61B 10/02 - Instruments for taking cell samples or for biopsy
A61B 17/295 - Forceps for use in minimally invasive surgery combined with cutting implements
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
A tissue cutting device is proposed that comprises a slidable cutting member ( 204 ) and a stationary base member. The slidable cutting member is defined by an open distal end ( 230 ) and an open proximal end ( 232 ). The slidable cutting member is operatively connected to an actuator assembly ( 210 ). The stationary base member has an upwardly extending footplate ( 208 ) disposed on a distal end thereof. The slidable cutting member is configured for reciprocating movement with respect to the stationary base member. A distal end of the slidable cutting member and the foot plate cooperates to define a tissue receiving opening. A vacuum source is operatively connected to a proximal end of the cutting member so as to deliver vacuum through the cutting member. This configuration allows multiple tissue samples to be taken with a single insertion, thereby minimizing tissue removal time and trauma to the patient. The footplate may further include a textured surface to assist in retaining tissue to be severed.
A61B 17/295 - Forceps for use in minimally invasive surgery combined with cutting implements
A61B 10/02 - Instruments for taking cell samples or for biopsy
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
A61B 1/018 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
A tissue cutting device that is especially suited for neurosurgical applications is disclosed and described. The device includes a handpiece and an outer cannula in which a reciprocating inner cannula is disposed. The inner cannula includes a hinge between a body section and a cutting section that allows the cutting section to pivot when the inner cannula reciprocates within the outer cannula. The inner cannula also includes a bending portion between the proximal end of the inner cannula and the hinge which is bendable with the outer cannula. The device is particularly suited for accessing neurosurgical sites that are not accessible along a linear path.
A tissue cutting device that is especially suited for neurosurgical applications is disclosed and described. The device includes a handpiece and an outer cannula in which a reciprocating inner cannula is disposed. The inner cannula includes a hinge between a body section and a cutting section that allows the cutting section to pivot when the inner cannula reciprocates within the outer cannula. A tissue collector is also provided and is in fluid communication with the lumen of the inner cannula. The outer and inner cannulae are offset from the motor and drive assembly, and the center of gravity of the device is in the forward part of the device, providing an ergonomic design that is particularly suited for neurosurgical applications.
A tissue cutting device that is especially suited for neurosurgical applications is disclosed and described. The device includes a handpiece and an outer cannula in which a reciprocating inner cannula is disposed. The inner cannula includes a hinge between a body section and a cutting section that allows the cutting section to pivot when the inner cannula reciprocates within the outer cannula. A tissue collector is also provided and is in fluid communication with the lumen of the inner cannula. A fluid supply sleeve is disposed about the outer cannula and is selectively positionable along the length of the outer cannula.
patents
