Patent application number | Description | Published |
20080287974 | Gastric band with contrasting supply tube - A balloon-type gastric band includes a balloon shaped and dimensioned to circumscribe a stomach at a predetermined location. A supply tube is secured to the balloon for fluid communication with an internal cavity of the balloon, wherein the supply tube includes both at least one colored section and at least one clear section for respectively contrasting the supply tube from surrounding tissue when placed within a patient and facilitating identification of leaks within the supply tube. In accordance with an alternate embodiment the supply tube is colored while remaining translucent. | 11-20-2008 |
20080287975 | Tissue contrasting gastric band - A balloon-type gastric band that includes a balloon and a belt secured to the balloon. The balloon includes a mechanism for contrasting the balloon from surrounding tissue when placed within a patient. | 11-20-2008 |
20080287976 | Gastric band with engagement member - A gastric band includes a gastric band body having a first end and second end. The first end and the second end are provided with a respective first latching member and a second latching member. The first end includes a tip and an engagement member proximal the first latching member such that the engagement member is on a side of the first latching member opposite the tip. The engagement member enhances one's ability to grasp the first end of the gastric band body during application and removal. | 11-20-2008 |
20090171379 | FLUID LOGIC FOR REGULATING RESTRICTION DEVICES - Methods and devices are provided for regulating a restriction system. In one exemplary embodiment, a restriction system is provided having a restriction device configured to receive fluid and to form a restriction in a pathway corresponding to an amount of fluid contained therein, at least one fluid reservoir, and a fluid logic system coupled between the restriction device and the at least one fluid reservoir. The fluid logic system is configured to regulate an amount of fluid in the restriction device in response to a fluid pressure acting thereon. | 07-02-2009 |
20100081871 | SURGICAL ACCESS DEVICE WITH FLEXIBLE SEAL CHANNEL - A surgical access device is provided that includes a housing having at least one access port therein for receiving a surgical instrument therethrough, and at least one elongate flexible instrument channel extending from the housing and having a lumen extending therethrough and in fluid communication with the at least one access port in the housing. The instrument channel is adapted to move from a first collapsed configuration in which the channel is sealed to substantially prevent fluid from flowing therethrough to a second expanded configuration upon insertion of an instrument therethrough. | 04-01-2010 |
20100081880 | Surgical Access Device - Various devices are provided for allowing multiple surgical instruments to be inserted through a single surgical access device at variable angles of insertion, allowing for ease of manipulation within a patient's body while maintaining insufflation. Safety shields and release mechanisms are also provided for use with various surgical access devices. | 04-01-2010 |
20100081881 | Surgical Access Device with Protective Element - Various devices are provided for allowing multiple surgical instruments to be inserted through a single surgical access device at variable angles of insertion, allowing for ease of manipulation within a patient's body while maintaining insufflation. Safety shields and release mechanisms are also provided for use with various surgical access devices. | 04-01-2010 |
20100081882 | Multiple Port Surgical Access Device - Various devices are provided for allowing multiple surgical instruments to be inserted through a single surgical access device at variable angles of insertion, allowing for ease of manipulation within a patient's body while maintaining insufflation. Safety shields and release mechanisms are also provided for use with various surgical access devices. | 04-01-2010 |
20100081995 | Variable Surgical Access Device - Various devices are provided for allowing multiple surgical instruments to be inserted through a single surgical access device at variable angles of insertion, allowing for ease of manipulation within a patient's body while maintaining insufflation. Safety shields and release mechanisms are also provided for use with various surgical access devices. | 04-01-2010 |
20100113882 | SURGICAL ACCESS PORT WITH MULTILAYERED TORTUOUS PATH SEAL - A surgical access device includes a wound protector and an instrument seal. The instrument seal comprises a plurality of resilient membranes each having a plurality of parallel slits. The membranes are stacked relative one another to create a tortuous path preventing insufflatory gases from escaping through the instrument seal. | 05-06-2010 |
20100113883 | SURGICAL ACCESS PORT WITH ADJUSTABLE RING GEOMETRY - A surgical access device has an instrument seal. A wound protector is connectable to the instrument seal. The wound protector comprises a distal ring, a proximal ring, and a resilient sleeve extending between the distal and proximal rings. The diameter of the distal ring is adjustable between a retracted position and an expanded position. | 05-06-2010 |
20100114032 | SURGICAL ACCESS PORT WITH FLEXIBLE SEALING CANNULA - A surgical access device for surgical instruments comprises a housing with an instrument port and zero closure valve. A cannula is disposed distally relative the housing. The cannula comprises a distal end, a proximal end, and a flexible tube having a longitudinal axis between the distal and proximal ends. An instrument seal is positioned adjacent the distal end of the cannula. The instrument seal is dimensioned to have an interference fit with a surgical instrument inserted into the cannula. Longitudinal movements of a surgical instrument are accommodated by buckling of the flexible tube while the relative longitudinal position of the instrument seal and instrument are substantially unchanged. | 05-06-2010 |
20100228091 | METHODS AND DEVICES FOR PROVIDING ACCESS INTO A BODY CAVITY - Methods and devices are provided for providing surgical access into a body cavity. In one embodiment, a surgical access device is provided that includes a housing coupled to a retractor. The housing can be have one or more movable sealing ports for receiving surgical instruments. Each movable sealing port can include one or more sealing elements therein for sealing the port and/or forming a seal around a surgical instrument disposed therethrough. Each movable sealing port can be rotatable relative to the housing and each sealing element can be rotatable relative to the housing along a predetermined orbital path. | 09-09-2010 |
20100228198 | METHODS AND DEVICES FOR PROVIDING ACCESS INTO A BODY CAVITY - Methods and devices are provided for providing surgical access into a body cavity. In one embodiment, a surgical access device is provided that includes a housing coupled to a retractor. The housing can be have one or more movable sealing ports for receiving surgical instruments. Each movable sealing port can include one or more sealing elements therein for sealing the port and/or forming a seal around a surgical instrument disposed therethrough. Each movable sealing port can be rotatable relative to the housing and each sealing element can be rotatable relative to the housing along a predetermined orbital path. | 09-09-2010 |
20100249516 | Access Device - Various devices and methods are provided with respect to inserting multiple surgical instruments through a single surgical access device. A medical device including a flexible tissue retractor a releasable insert having multiple instrument openings, and a member such as a sleeve is disclosed. The insert can be in the form of an insert assembly including multiple components. The sleeve can support the insert with respect to the retractor such that the insert and sleeve can be removed together with the retractor remaining in the incision. A method of using the insert is also described. | 09-30-2010 |
20100249520 | Method Of Surgical Access - Various devices and methods are provided with respect to inserting multiple surgical instruments through a single surgical access device. A medical device including a flexible tissue retractor and a releasable insert having multiple instrument openings is disclosed. The insert can be in the form of an insert assembly including multiple components. A method of using the insert is also described, where the insert is positionable at different insertion depths within the passageway defined by the flexible member. | 09-30-2010 |
20100249521 | Access Device Including Retractor And Insert - Various devices and methods are provided with respect to inserting multiple surgical instruments through a single surgical access device. A medical device including a flexible tissue retractor and a releasable insert having multiple instrument openings is disclosed. The insert can be in the form of an insert assembly including multiple components. A member operable to prevent over insertion of the insert with respect to a passageway of a retractor is provided. | 09-30-2010 |
20100249526 | Access Device With Insert - Various devices and methods are provided with respect to inserting multiple surgical instruments through a single surgical access device. A medical device including a flexible tissue retractor and a releasable insert having multiple instrument openings is disclosed. The insert can be in the form of an insert assembly including multiple components. A method of using the insert is also described. | 09-30-2010 |
20100261970 | RETRACTOR WITH FLEXIBLE SLEEVE - Devices and methods are disclosed for accessing a body cavity or other surgical site while providing optimal device length and improved tissue retraction, device retention and stability, and seal integrity. A surgical access device is disclosed that generally comprises an external seal housing having at least one working channel and that is coupled to a flexible and/or resilient retractor. The retractor can include a resilient ring at its distal circumference configured to be deformed to facilitate insertion through an incision and then to return to an undeformed state having a diameter greater than a diameter of the incision once within a body cavity. Various means of coupling the retractor to the housing are disclosed, as are various types of seals that can be included within the housing. “Low-profile” and “peel-away cannula” embodiments of the surgical access device are disclosed, along with methods of accessing a body cavity using such devices. | 10-14-2010 |
20100261972 | Surgical Access Device with One Time Seal - Various methods and devices are provided for sealing a working channel of a surgical access device using a non-resealable membrane. The non-resealable membrane seals the working channel of the device before use and is punctured when a surgical instrument is inserted into the device such that it will no longer provide a seal in the working channel. | 10-14-2010 |
20100261974 | METHODS AND DEVICES FOR PROVIDING ACCESS INTO A BODY CAVITY - Methods and devices are provided for providing surgical access into a body cavity. In one embodiment, a surgical access device is provided that includes a proximal housing and a distal retractor. At least one stability thread can extend around a perimeter of at least a portion of the distal retractor. In some embodiments, the stability thread can be mechanically adjustable to change a diameter of the distal retractor. | 10-14-2010 |
20100262080 | SURGICAL ACCESS DEVICE HAVING REMOVABLE AND REPLACEABLE COMPONENTS - Methods and devices are provided to improve access to a surgical site during surgical procedures. In one exemplary embodiment a surgical access device is provided having a cannula, a cannula base, and a retractor. The cannula base is configured to couple both to the retractor and the cannula to provide access to a surgical site. The cannula can be removably and replaceably coupled to the cannula base. Optionally, the cannula base can be removably and replaceably coupled to the retractor. As desired, the cannula can be decoupled from the cannula base, which can allow for an object to be removed from the surgical site and/or for the cannula, or another cannula to be attached to the cannula base that remains in place to maintain access to the surgical site. Exemplary methods for accessing a surgical site are also provided. | 10-14-2010 |
20100268162 | CANNULA WITH SEALING ELEMENTS - Methods and devices are provided for providing surgical access into a body cavity. In one embodiment, a surgical access device is provided that includes an elongate hollow tube having a proximal end that is configured to be positioned adjacent to a tissue surface and a distal end configured to extend through a body wall into a body cavity. The proximal end of the device can be can be configured to allow the proximal-most portion of the surgical access device to rest flush or substantially flush against a tissue surface of a patient when the device is inserted into the patient. In some embodiments, the elongate hollow tube can have a non-circular cross-section. | 10-21-2010 |
20100312061 | METHODS AND DEVICES FOR PROVIDING ACCESS THROUGH TISSUE TO A SURGICAL SITE - Methods and devices are provided for providing access through tissue to a surgical site. A surgical access device can be configured to be positioned in tissue to provide access through a working channel of the access device to a body cavity underlying the tissue. The access device can include a sealing element positioned at least partially within the working channel. The sealing element can be formed of a puncturable self-sealing material such as a gel and/or a foam configured to provide a channel seal that seals the working channel when no instrument is inserted through the sealing element and configured to provide an instrument seal that provides a seal around one or more surgical instruments inserted through the sealing element. | 12-09-2010 |
20100312189 | FLEXIBLE CANNULA DEVICES AND METHODS - Various devices and methods are provided for dilating tissue. In one embodiment, a trocar cannula is provided and includes an elongate tubular member defining an inner lumen extending therethrough and configured to receive a surgical instrument therethrough. The tubular member is configured to radially expand to increase an inner diameter of the inner lumen and thereby dilate tissue. In one embodiment, the tubular member has an expansion element incorporated therein and the expansion element is configured to maintain the tubular member in a radially expanded position when no instrument is disposed within the inner lumen. | 12-09-2010 |
20110028794 | METHODS AND DEVICES FOR PROVIDING ACCESS INTO A BODY CAVITY - Methods and devices are provided for providing surgical access into a body cavity. In one embodiment, a surgical access device is provided that includes a housing having multiple access ports for receiving surgical instruments, and a retractor removably coupled to the housing and having a working channel configured to extend into a body cavity. With the housing and retractor mated together, a portion of the housing through which instruments can be inserted can rotate relative to the retractor. The retractor can be positioned in tissue using an inserter tool configured to seat the retractor and to automatically release the retractor into position within the tissue. The retractor can be removed from the tissue using a cord coupled to the retractor. | 02-03-2011 |
20110066001 | Access Method With Insert - Various devices and methods are provided with respect to inserting multiple surgical instruments through a single surgical access device. A medical device including a flexible tissue retractor and a releasable insert having multiple instrument openings is disclosed. The insert can be in the form of an insert assembly including multiple components. A method of using the insert is also described, and includes releasably positioning an insert having multiple instrument openings into the tissue retractor | 03-17-2011 |
20110071646 | TISSUE INTERFACE FOR IMPLANTABLE RESTRICTION SYSTEM - An apparatus for regulating the functioning of a patient's organ or duct includes an elongated member having a first end and a second end. The elongated member has a compressible ventral surface and a substantially rigid dorsal periphery, wherein the elongated member includes a fluid bladder positioned along the ventral surface. A fastener is disposed on the first end of the elongated member. The fastener is configured to engage the second end of the elongated member so that the elongated member forms a loop around the organ or duct. A tension element is disposed for movement within the elongated member. A drive element is associated with and engages the tension element for causing the tension element to control the tension applied by the elongated member against a patient's body organ or duct. Alternate embodiments are also disclosed. | 03-24-2011 |
20110184436 | Tissue Retrieval Device with Reinforced Pouch and Variable Volume - A tissue retrieval device includes a tubular member, one or more frame members, and a tissue retrieval bag. The tubular member is insertable into a patient through a trocar to open the bag within the patient to receive a tissue specimen. The internal capacity provided by the bag may vary based on the longitudinal position of the frame members. The bag may be stretchable to increase its internal capacity. At least one sidewall of the bag may include one or more reinforcement members, which may influence the way in which the bag stretches by restricting stretching of the bag in one or more directions while freely permitting stretching of the bag in one or more other directions. Part of the undeployed bag may be contained in a recess formed in the side of the tubular member, with a removable cap being positionable over the undeployed bag and recess. | 07-28-2011 |
20110207994 | Methods and Devices for Treating Morbid Obesity Using Hydrogel - An environmentally sensitive hydrogel material swells or collapses in response to a parameter such as pH level associated with consumption of food by a patient. This swelling or collapsing is harnessed to treat morbid obesity or some other condition of the patient. The swelling or collapsing of the hydrogel may be used to tighten a gastric band or gastric valve when the patient starts eating; then loosen the band or valve when the patient is between meals. The swelling or collapsing of the hydrogel may also be used to increase the size of a space occupying device in the patient's stomach when the patient starts eating; then decrease the size of the space occupying device when the patient is between meals. The swelling or collapsing of the hydrogel may also be used to selectively restrict the absorption of nutrients within a patient's gastrointestinal tract, such as in the duodenum. | 08-25-2011 |
20110276083 | BENDABLE SHAFT FOR HANDLE POSITIONING - Devices and related methods are disclosed that generally involve elongate surgical instruments that include at least one bendable region to allow the instrument to be bent for improved triangulation, visualization, comfort, and/or maneuverability. In one aspect, a surgical device is provided that includes an elongate body having a proximal end and a distal end, a handle coupled to the proximal end of the elongate body, and an end effector having movable jaws, the end effector being coupled to the distal end of the elongate body. The elongate body includes at least one non-resilient bendable region. | 11-10-2011 |
20110282324 | Multi-Chamber Therapeutic Cell Applicator Instrument - A surgical device comprises a housing, a plurality of media reservoirs, an end effector, and a pumping device. Each media reservoir is configured to receive at least one component of a tissue repair composition. The end effector is configured for insertion into a lumen to deliver a tissue repair composition into that lumen. The end effector has at least one fluid conduit and at least one orifice in communication with the fluid conduit. The pumping device is operable to urge a tissue repair composition comprising at least a portion of the contents of the plurality of media reservoirs through the fluid conduit of the end effector such that the tissue repair composition is expelled from the at least one orifice. The media reservoirs may contain medical fluid components such as viable cells and scaffold material to repair a fistula or address some other condition in a patient. | 11-17-2011 |
20110295056 | SYSTEMS AND METHODS FOR GASTRIC VOLUME REGULATION - Devices and methods for modifying stomach volume include the formation of intragastric slots for wrapping one or more portions of the fundus therethrough with minimal interference with nerves and vasculature flow. Intragastric space occupying devices expand with environmental changes brought about by natural conditions inherent to the digestive cycle such as with changes in pH. Extragastric volume occupying balloons are placed into folded stomach sections. The balloons are fluidly coupled to external gastric filling devices. In yet another set of embodiments, methods and devices provide adjustable gastric volume reduction fundal wraps. In one embodiment, a device is placed in the fundus for Nissen fundoplication and permits postoperative adjustment to reach desired weight loss. Intragastric and extragastric balloons are optionally incorporated. | 12-01-2011 |
20110295057 | SYSTEMS AND METHODS FOR GASTRIC VOLUME REGULATION - Devices and methods for modifying stomach volume include the formation of intragastric slots for wrapping one or more portions of the fundus therethrough with minimal interference with nerves and vasculature flow. Intragastric space occupying devices expand with environmental changes brought about by natural conditions inherent to the digestive cycle such as with changes in pH. Extragastric volume occupying balloons are placed into folded stomach sections. The balloons are fluidly coupled to external gastric filling devices. In yet another set of embodiments, methods and devices provide adjustable gastric volume reduction fundal wraps. In one embodiment, a device is placed in the fundus for Nissen fundoplication and permits postoperative adjustment to reach desired weight loss. Intragastric and extragastric balloons are optionally incorporated. | 12-01-2011 |
20110295178 | Intestinal Brake Inducing Intraluminal Therapeutic Substance Eluting Devices and Methods - Methods and devices create an intestinal braking effect, are non-invasive or minimally invasive, and may be reversible. These methods and devices may be accomplished via stabilized implantable systems and ingestible pills. In one aspect, a method of inducing satiety includes implanting an implant within a lumen of a gastrointestinal tract and retaining a portion of chyme that flows by the implant within a body of the implant. The method further involves re-releasing the retained chyme from the implant into the gastrointestinal tract at a predetermined rate slower than a rate caused by natural peristalsis. | 12-01-2011 |
20110295180 | INTESTINAL BRAKE INDUCING INTRALUMINAL THERAPEUTIC SUBSTANCE ELUTING DEVICES AND METHODS - Methods and devices create an intestinal braking effect, are non-invasive or minimally invasive, and may be reversible. These methods and devices are accomplished via stabilized implantable systems, and ingestible pills. In one embodiment, the implantable system comprises a device delivering a therapeutic substance to a target location within the gastrointestinal tract of a patient in order to initiate an intestinal braking effect which would promote sensations of satiety and stimulate excess weight loss for the patient. | 12-01-2011 |
20110295185 | Intestinal Brake Inducing Intraluminal Therapeutic Substance Eluting Devices and Methods - Methods and devices create an intestinal braking effect, are non-invasive or minimally invasive, and may be reversible. These methods and devices are accomplished via stabilized implantable systems and ingestible pills. In one embodiment, a method of producing satiety comprising the steps of accessing a gastrointestinal tract of a patient and implanting an intraintestinal therapeutic substance eluting implant. The implant is capable of eluting a satiety inducing substance selected from at least one of a nutrient, a specific satiety inducing bio-active substance, pancreatic polypeptides, free fatty acids, cholecystokinin, amino acids, glutamine, lipids, linoleic acid, or a combination thereof, from the implant into the gastrointestinal tract. | 12-01-2011 |
20120241491 | EXPANDABLE TISSUE THICKNESS COMPENSATOR - A tissue thickness compensator may generally comprise a biocompatible material, a first component, and a second component, wherein the first component and second component form a reaction product to expand the tissue thickness compensator. The first component may comprise a first hydrogel precursor, the second component may comprise a second hydrogel precursor, and the reaction product may comprise a hydrogel. The reaction product may be formed in vivo and/or in situ by contacting the first component and the second component. The first component and/or second component may be encapsulated and configured to release the components when ruptured. The reaction product may comprise a fluid-swellable composition. Articles of manufacture comprising the tissue thickness compensator and methods of making and using the tissue thickness compensator are also described. | 09-27-2012 |
20120241493 | TISSUE THICKNESS COMPENSATOR COMPRISING CONTROLLED RELEASE AND EXPANSION - A tissue thickness compensator may generally comprise a first layer comprising a first biocompatible material sealingly enclosed in a water impermeable material and a second layer comprising a second biocompatible material comprising at least one encapsulation, wherein the first biocompatible material expands when contacted with a fluid. The tissue thickness compensator may comprise a haemostatic agent, an anti-inflammatory agent, an antibiotic agent, anti-microbial agent, an anti-adhesion agent, an anti-coagulant agent, a medicament, and/or pharmaceutically active agent. The encapsulation may comprise a biodegradable material to degrade in vivo and/or in situ. The tissue thickness compensator may comprise a hydrogel. The reaction product may comprise a fluid-swellable composition. Articles of manufacture comprising the tissue thickness compensator and methods of making and using the tissue thickness compensator are also described. | 09-27-2012 |
20120241501 | TISSUE THICKNESS COMPENSATOR COMPRISING STRUCTURE TO PRODUCE A RESILIENT LOAD - A fastener cartridge assembly for an end effector of a surgical instrument can comprise a cartridge body, a deformable tube, and a fastener moveable between an initial position and a fired position. The deformable tube can be longitudinally positioned along a length of the cartridge body. When the fastener is moved to the fired position, the fastener can compress a portion of the deformable tube. The deformable tube can comprise a resilient material such that deformation of the deformable tube generates a restoring force. The deformable tube can comprise a lattice of strands woven together to form a tube wall. Further, the deformable tube can be bioabsorbable and can hold a therapeutic agent. The fastener cartridge assembly can comprise multiple, substantially parallel deformable tubes positioned side-by-side and/or within each other. | 09-27-2012 |
20120241503 | TISSUE THICKNESS COMPENSATORS - A two-part tissue thickness compensator assembly can include a first tissue thickness compensator configured to be positioned relative to an anvil of a surgical stapler, a second tissue thickness compensator configured to be positioned relative to a staple cartridge of the surgical stapler, and a hinge connecting the first tissue thickness compensator to the second tissue thickness compensator. The first and/or second tissue thickness compensators may include additional engagement features, such as a raised ridge that engages a slot in the anvil and/or the staple cartridge. In certain embodiments, the first and/or second tissue thickness compensators may include an encasement that contains a suitable biologic agent. An end effector assembly may be provided for attachment to a surgical instrument that includes, for example, a staple cartridge, an anvil, a first tissue thickness compensator positioned on the anvil, and a second tissue thickness compensator positioned on the staple cartridge. | 09-27-2012 |
20130256368 | TISSUE THICKNESS COMPENSATOR AND METHOD FOR MAKING THE SAME - In various embodiments, a tissue thickness compensator can comprise a film body formed from a continuous extruded shape and, in addition, a fibrous medicament core. | 10-03-2013 |
20130317310 | SURGICAL ACCESS DEVICE - Various devices are provided for allowing multiple surgical instruments to be inserted through a single surgical access device at variable angles of insertion, allowing for ease of manipulation within a patient's body while maintaining insufflation. Safety shields and release mechanisms are also provided for use with various surgical access devices. | 11-28-2013 |
20140097227 | FASTENER CARTRIDGE COMPRISING A CUTTING MEMBER FOR RELEASING A TISSUE THICKNESS COMPENSATOR - A staple cartridge, or fastener cartridge, for a surgical stapler, or fastening instrument, wherein the staple cartridge includes a distally-located cutting blade arranged to cut a distal end portion of a layer, such as a tissue thickness compensator and/or a buttress material, for example, attached to the staple cartridge. The distally-located cutting blade can extend out of a distal cavity of the staple cartridge. The distally-located cutting blade can move in a direction that is perpendicular to a staple deck of the staple cartridge. The distally-located cutting blade can also move in any suitable direction relative to the staple deck. | 04-10-2014 |
20140155807 | INTESTINAL BRAKE INDUCING INTRALUMINAL THERAPEUTIC SUBSTANCE ELUTING DEVICES AND METHODS - Methods and devices create an intestinal braking effect, are non-invasive or minimally invasive, and may be reversible. These methods and devices are accomplished via stabilized implantable systems, and ingestible pills. In one embodiment, the implantable system comprises a device delivering a therapeutic substance to a target location within the gastrointestinal tract of a patient in order to initiate an intestinal braking effect which would promote sensations of satiety and stimulate excess weight loss for the patient. | 06-05-2014 |