Patent application number | Description | Published |
20080200833 | VACUUM ASSISTED BIOPSY DEVICE - A biopsy device is disclosed that comprises a cutting element mounted to a handpiece and a vacuum chamber. The cutting element comprises a stylet assembly and an outer cannula assembly. The stylet assembly includes a stylet that includes an open proximal end and a tissue opening at a distal end thereof. The tissue receiving opening is in communication with a lumen extending through the stylet. The outer cannula assembly includes an outer cannula that is slidably mounted over the stylet and has an open distal end with a cutting edge formed thereon. The vacuum chamber is in communication with the lumen of the stylet. The stylet is selectively advanced distally outwardly with respect to outer cannula to expose the tissue opening to targeted tissue. The outer cannula is selectively advanced over the tissue opening to sever tissue, while vacuum is generated in the vacuum chamber and delivered to the tissue opening through the lumen. The vacuum causes tissue to be drawn into and maintained in the tissue opening while the outer cannula severs tissue to obtain a biopsy core. | 08-21-2008 |
20080200834 | INTRODUCER DEVICE FOR IMPROVED IMAGING - A slotted introducer cannula includes an introducer sheath insertable into a patient's tissue. The cannula has an open distal end and an open proximal end, and an inner lumen therethrough. The introducer cannula may include at least one aperture in a side wall thereof, which allows fluid communication between the inner lumen and the area outside the cannula. The introducer cannula may also be in communication with a vacuum source, which may remove fluid near the distal end of the introducer cannula. | 08-21-2008 |
20080228164 | Implant delivery system - An embodiment includes a site marker deployment system that includes a deployment device having an inner cannula and a site marker that may be selectively interposed within the inner cannula. The site marker includes at least one generally elongated filament member. The filament member is selectively configurable between a first configuration, where the site marker can not be interposed within the inner cannula, and a second configuration, where the site marker may be interposed within the inner cannula. A portion of the site marker is elastically deformed when the site marker is interposed within the inner cannula. The site marker deployment system also includes a restraining member selectively interposed within the inner cannula and selectively engaging the site marker such that a force exerted on the restraining member may urge the site marker at least partially into the inner cannula. | 09-18-2008 |
20080269603 | SITE MARKER VISIBLE UNDER MULTIPLE MODALITIES - Various embodiments of a site marker are disclosed that comprise a body portion and a marker element. The body portion is constructed of a bioabsorbable material and defines at least one cavity therein. The marker element is captured within one of the cavities. The marker element is constructed of a material that may be imaged under at least one imaging modality. | 10-30-2008 |
20080294092 | SECUREMENT FOR A SURGICAL SITE MARKER AND DEPLOYMENT DEVICE FOR SAME - A method of securing a biopsy marker within a biopsy site includes depositing a marker element within a biopsy site and fixing the marker element within the biopsy site by injecting a securing agent within the biopsy site. Delivery devices for delivering the securing agent to the biopsy site are also disclosed. | 11-27-2008 |
20090082696 | VACUUM ASSISTED BIOPSY DEVICE - A biopsy device is disclosed that comprises a cutting element mounted to a handpiece and a vacuum chamber. The cutting element comprises a stylet assembly and an outer cannula assembly. The stylet assembly includes a stylet that includes an open proximal end and a tissue opening at a distal end thereof. The distal end of the stylet is blunt-shaped. The tissue receiving opening is in communication with a lumen extending through the stylet. The outer cannula assembly includes an outer cannula that is slidably mounted over the stylet and has an open distal end with a cutting edge formed thereon. The vacuum chamber is in communication with the lumen of the stylet. The stylet is selectively advanced distally outwardly with respect to outer cannula to expose the tissue opening to targeted tissue. The outer cannula is selectively advanced over the tissue opening to sever tissue, while vacuum is generated in the vacuum chamber and delivered to the tissue opening through the lumen. The vacuum causes tissue to be drawn into and maintained in the tissue opening while the outer cannula severs tissue to obtain a biopsy core. | 03-26-2009 |
20090087249 | ADAPTER ASSEMBLY - An adapater is disclosed. An adapter for securing a surgical device to a positioning stage is disclosed. The adapter includes a body member defined by a distal end and a proximal end. The body member includes at least one connector element for selectively securing the adapter to a positioning stage. One of the distal and proximal ends of the body member further includes a mounting member for securing a portion of the surgical device to the body member. | 04-02-2009 |
20090088663 | SURGICAL SYSTEM - A surgical device is disclosed. The surgical device comprises a housing, a cutting element, a spool, a piston, and a spring. The cutting element extends from the housing at the distal end of the housing. The cutting element comprises an outer cannula and an inner cannula. The spool is engaged with the outer cannula. The piston is engaged with the inner cannula. A spring is positioned between the spool and the piston. The spool is translated distally to translate the outer cannula towards the distal end. And the piston translates the inner cannula towards the distal end to sever tissue. | 04-02-2009 |
20090088664 | SURGICAL DEVICE AND METHOD FOR USING SAME - A method of using a surgical system that includes an outer cannula is disclosed. The method includes removably mounting a surgical device to an adapter. The adapter is secured to a stage. The surgical device and adapter is positioned at a predetermined location for inserting the outer cannula toward a target site in a body. Once positioned in the body, the outer cannula is fired to the target site. At least one tissue sample is taken using the surgical device and tissue samples are harvested from the surgical device. | 04-02-2009 |
20090088666 | SURGICAL DEVICE - A surgical device is disclosed. The surgical device comprises a housing, a cutting element, a spool, a piston, and a spring. The cutting element extends from the housing at the distal end of the housing. The cutting element comprises an outer cannula and an inner cannula. The spool is engaged with the outer cannula. The piston is engaged with the inner cannula. A spring is positioned between the spool and the piston. The spool is translated distally to translate the outer cannula towards the distal end. And the piston translates the inner cannula towards the distal end to sever tissue. | 04-02-2009 |
20090292244 | SELECTIVE LOCKING MECHANISM FOR AN INTRODUCER DEVICE - A selectively lockable introducer assembly is disclosed that comprises an introducer cannula and a needle guide. The introducer cannula is defined by a proximal end and a distal end and includes a lumen extending therebetween. The needle guide is defined by a body portion that includes at least one channel extending therethrough. The introducer cannula is configured to be selectively receivable within the at least one channel and the introducer cannula may be selectively lockable with respect to the needle guide such that the introducer cannula is selectively prevented from moving laterally with respect to the needle guide. | 11-26-2009 |
20100094074 | Brachytherapy apparatus and methods employing expandable medical devices comprising fixation elements - Brachytherapy apparatus and methods for performing brachytherapy employing expandable members with at least one external fixation element, offering precise therapy due to rotational and/or longitudinal stability of the expandable member. | 04-15-2010 |
20100114031 | INTRODUCER LOCALIZATION ASSEMBLIES - An introducer assembly is disclosed. The introducer assembly comprises an introducer cannula, an introducer hub and an introducer stylet body. The introducer cannula is defined by a distal end and a proximal end and has a lumen extending therebetween. The introducer hub is operatively connected to the introducer cannula, and wherein the introducer hub is configured for selective connection with multiple medical devices. The introducer stylet body is defined by a proximal end and a distal end and is removably disposed within the introducer cannula. The introducer stylet body may further comprise an imagable feature having a predetermined size disposed on a distal end thereof. | 05-06-2010 |
20100286627 | Biopsy Site Marker Deployment Device - A biopsy marker deployment device adapted to selectively deposit a marker in a target location, such as a biopsy site. In one embodiment, the device includes a deployment assembly comprising a cannula adapted to house at least one marker, an outlet aperture defined by a portion of the cannula, and an actuatable pushrod slidably disposed and movable within the cannula. The deployment assembly further comprises a selectively opening outlet door movable between an open position and a closed position. The outlet door is biased in the closed position and at least partially obstructs the aperture in the closed position to prevent a marker from reentering the cannula upon deployment. | 11-11-2010 |
20120059256 | SITE MARKER VISIBLE UNDER MULTIPLE MODALITIES - A site marker is provided that includes a generally hollow body defining a cavity. A deployment line within the site marker positions at least one marker element within the body portion. The deployment line has a first end that is fixedly secured to a first end of the body portion and a second end that is secured to a second end of the body portion. The deployment line is pre-biased so as to pull the first end of the body portion towards the second end of the body portion, and thereby expand the body portion. | 03-08-2012 |
20120078133 | VACUUM ASSISTED BIOPSY DEVICE - A biopsy device having a stylet, an outer cannula, and a vacuum chamber is disclosed. The stylet includes a lumen with an open proximal end and a tissue receiving opening near a distal end thereof. The outer cannula is slidably disposed over the stylet and has an open distal end with a cutting edge formed thereon. The vacuum chamber is in communication with the lumen of the stylet. Actuation of the outer cannula causes a vacuum to be delivered to the tissue receiving opening through the lumen of the stylet before the outer cannula advances distally. | 03-29-2012 |
20120165663 | SECUREMENT FOR A SURGICAL SITE MARKER AND DEPLOYMENT DEVICE FOR SAME - A method of securing a biopsy marker within a biopsy site includes depositing a marker element within a biopsy site and fixing the marker element within the biopsy site by injecting a securing agent within the biopsy site. Delivery devices for delivering the securing agent to the biopsy site are also disclosed. | 06-28-2012 |
20120289859 | SYSTEM AND METHOD FOR MINIMALLY INVASIVE DISEASE THERAPY - A system for treating a lesion site of a patient is disclosed. The system includes a cannula having a lumen, a conduit in communication with said lumen, an introducer stylet removably disposed within said cannula, a resecting device selectively insertable within said cannula, and an adjuvant treatment device selectively insertable within said cannula. | 11-15-2012 |
20130053726 | SURGICAL DEVICE AND METHOD OF USING SAME - A surgical system is disclosed. The surgical system comprises a housing, a surgical device and an adapter. The housing includes a distal end. The surgical device comprises, a cutting element extending from the housing at the distal end. The cutting element is selectively rotated and translated relative to a tissue biopsy area. The adapter is configured to selectively and detachably receive the surgical device. The adapter secures the surgical device thereto by at least one latching mechanism such that the surgical device is prevented from moving independently from the adapter. | 02-28-2013 |
20130197394 | VACUUM ASSISTED BIOPSY NEEDLE SET - A biopsy device having a cutting element is disclosed. The cutting element includes an inner cannula having a tissue receiving aperture disposed proximate a distal end thereof and an inner lumen. The inner cannula is slidably disposed within the inner lumen of an outer cannula. A vacuum chamber is disposed about at least a portion of the cutting element and is configured to create a vacuum in the cutting element during a biopsy procedure. The inner cannula is advanced distally outwardly and to cause the vacuum to be generated in the vacuum chamber. The vacuum is delivered to the cutting element whereby tissue is drawn into the tissue receiving aperture. The outer cannula is advanced distally outwardly after the inner cannula such that tissue drawn into the tissue cutting aperture is severed. | 08-01-2013 |
20130211179 | SYSTEM AND METHOD FOR MINIMALLY INVASIVE DISEASE THERAPY - A system for treating a lesion site of a patient is disclosed. The system includes a cannula having a lumen, a conduit in communication with said lumen, an introducer stylet removably disposed within said cannula, a resecting device selectively insertable within said cannula, and an adjuvant treatment device selectively insertable within said cannula. | 08-15-2013 |
20140031683 | SECUREMENT FOR A SURGICAL SITE MARKER AND DEPLOYMENT DEVICE FOR SAME - A method of securing a biopsy marker within a biopsy site includes depositing a marker element within a biopsy site and fixing the marker element within the biopsy site by injecting a securing agent within the biopsy site. Delivery devices for delivering the securing agent to the biopsy site are also disclosed. | 01-30-2014 |