Abstract: Circular stapling instruments and anvil assemblies. The anvil assemblies may have collapsible anvil support members that may be inserted through an opening in a patient and then expanded to be attached to an anvil plate assembly that has a staple-forming surface thereon. The anvil support member is attachable to the anvil plate assembly in such a way that when the anvil assembly is coupled to the stapling head of a circular stapler, the staple-forming surface is in substantial registry with the staples supported in the stapling head. A variety of different anvil support members and anvil plate assemblies are disclosed.

Abstract: A staple cartridge assembly includes a cartridge body. The cartridge body includes a deck and a plurality of staples deployable into tissue. The staple cartridge assembly also includes a buttressing member removably attached to the deck and a firing member movable relative to the cartridge body during a firing stroke to deploy the plurality of staples into the tissue, wherein the buttressing member is completely removed from the deck as a result of the firing stroke.

Abstract: Methods and devices are provided for cutting and fastening tissue. In one embodiment, a surgical device can be used to at least partially transect a stomach by not cutting and/or not fastening a portion of tissue engaged in an end effector located at the device's distal end. A portion of the stomach can be engaged by the end effector, and the end effector can be actuated to cut and/or to apply one or more fasteners to tissue engaged in a distal portion of the end effector but not to cut and/or apply fasteners to tissue engaged in a proximal portion of the end effector. In a similar way, the surgical device can be used in any surgical procedure in which it is desired to cut and/or fasten a distal portion of tissue engaged by the end effector but not a proximal portion of tissue engaged by the end effector.

Abstract: An end effector includes an anvil and a staple cartridge. The staple cartridge includes a first deck surface, a second deck surface, a plurality of first staple cavities arranged in a first row extending along the first deck surface, a plurality of second staple cavities arranged in a second row extending along the second deck surface, a plurality of third staple cavities arranged in a third row, a driven element, and a plurality of staples engaged with the driven element and deployed into the tissue. The plurality of staples include a first staple removably stored in the first row, a second staple removably stored in the second row, and a third staple removably stored in the third row.

Abstract: Methods and devices are provided for providing irrigation and/or suction to a surgical site and maintaining clear visibility through a lens of a scoping device during a surgical procedure. In general, the methods and devices can allow for a surgical instrument to maintain visibility during a surgical procedure using a fluid conduit coupled to the surgical instrument. A surgical device can include a sheath having at least one lumen extending therethrough configured to allow a surgical viewing instrument to be disposed therein. The sheath can also have a passageway extending therethrough configured to allow fluid to flow therethrough. The fluid conduit can be configured to be movable between positions that can allow alternative directions of fluid toward and/or away from a viewing element on the surgical instrument and fluid away from the viewing element and toward a surgical field in a body cavity.

Abstract: A surgical staple cartridge comprising a first, a second and a third row of staple pockets located on a first side of a cartridge housing having staples therein. The first, the second and the third row of staple pockets are aligned parallel to a knife channel. A first staple driver is oriented to drive at least four staples from the staple pockets simultaneously. A second staple driver configured to eject a staple from the staple pockets and is positioned proximally with respect to the first staple driver. The second staple driver is configured to elect a different quantity of staples than the first staple driver.

Abstract: 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.

Abstract: Apparatus and methods for use in the performance of minimally invasive orthopaedic procedures, including apparatus and methods for use in the performance of such procedures under the visualization of an endoscope, are herein disclosed. Such procedures include a minimally invasive intramedullary nailing procedure, a minimally invasive bone graft harvesting procedure, a minimally invasive pelvic osteotomy procedure, an orthopaedic implant revision procedure, and a minimally invasive percutaneous bone plating procedure.

Abstract: A surgical system for performing a surgical procedure includes an ex-vivo positioning mechanism and an in-vivo instrument magnetically attracted to the ex-vivo positioning mechanism. The in-vivo instrument can be positioned within a patient by moving the ex-vivo positioning mechanism. In addition, the surgical system includes a percutaneous member introducible into the patient independent from the ex-vivo positioning mechanism, the percutaneous member comprising a connector at a distal end thereof, wherein the connector is selectively couplable to the in-vivo instrument within the patient.

Abstract: A staple having a crown, a deformable leg extending from the crown, and a spring extending from the crown configured to compress tissue between the spring and the deformable member. Owing to the flexibility of the spring, the staple can accommodate a wide range of tissue thicknesses while still compressing the tissue captured therein. As a result, a single staple design can be used in a wide variety of surgical procedures thereby reducing the amount of staple designs that must be provided to the surgeon. In at least one embodiment, the staple includes a crushable member. This crushable member can include a plastically deformable first portion and an elastically deformable second portion. The present invention can also include, in various embodiments, a crown, a first deformable member extending from the crown, and means for compressing the tissue against the first deformable member.

Abstract: A staple cartridge assembly includes a cartridge body. The cartridge body includes a deck and a plurality of staples deployable into tissue. The staple cartridge assembly also includes a buttressing member removably attached to the deck and a firing member movable relative to the cartridge body during a firing stroke to deploy the plurality of staples into the tissue, wherein the buttressing member is completely removed from the deck as a result of the firing stroke.

Abstract: An end effector includes an anvil and a staple cartridge. The staple cartridge includes a first deck surface, a second deck surface, a plurality of first staple cavities arranged in a first row extending along the first deck surface, a plurality of second staple cavities arranged in a second row extending along the second deck surface, a plurality of third staple cavities arranged in a third row, a driven element, and a plurality of staples engaged with the driven element and simultaneously deployed into the tissue. The plurality of staples include a first staple removably stored in the first row, a second staple removably stored in the second row, and a third staple removably stored in the third row, the third staple at least partially distal to the second staple and the second staple at least partially distal to the first staple.

Abstract: A surgical staple having at least one projection formed thereon. In various embodiments, the projection is formed on a crown of the surgical staple. In one various embodiment, the projection surrounds, or is positioned adjacent to, at least one deformable member of the surgical staple. In one embodiment, the projection can apply an increased compressive force or pressure to soft tissue surrounding the deformable member prior to the deformable members puncturing a hole in the soft tissue. As a result of the increased compressive force or pressure on the tissue, after staple deployment, blood flow proximate deformable member puncture holes can be reduced.

Abstract: A surgical stapling system including a driver and a staple where the driver is connected to the staple. In previous surgical stapling systems, the driver and the staple were not connected. A surgical stapling system in accordance with the present invention may have fewer components, less assembly and manufacturing time, and may accommodate larger staples which are at least partially embedded in the driver. In various embodiments, a surgical stapling system comprises a staple, the staple including a deformable member, and a stapler, the stapler including an anvil, a staple cartridge for removably storing the staple, and a cam movable between a first position and a second position. In these embodiments, the surgical stapling system further comprises a driver attached to the staple, the driver being operatively engaged with the cam to move the staple toward the anvil when the cam is moved between the first position and the second position.

Abstract: 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.

Abstract: Surgical staples including features which can cooperate with staple cavities in a staple cartridge in order to reduce, or even prevent, the surgical staples from rocking, rotating or tilting, within the staple cavities while the staples are deployed by a staple driver, especially when the staples are oriented at different directions. In various embodiments, the surgical staples can include crowns having arcuate and/or cylindrical features which can cooperate with arcuate and/or cylindrical features of the staple cavities in order to reduce unwanted relative movement, or rotation, between the staples and the staple cavities.

Abstract: A surgical staple including a crown and a deformable member extending from the crown, the deformable member having a notch configured to cause the deformable member to bend at the notch when the staple is deformed from a first shape into a second shape. The crown of the surgical staple, in various embodiments, further includes a forming surface, or anvil, which is configured to deform the deformable member and/or guide a distal end of the deformable member when the distal end contacts the crown.

Abstract: Methods and devices are provided for providing suction and/or irrigation to locations within a body cavity. In general, the methods and devices can allow instruments within a body cavity to be cleaned during a surgical procedure without having to remove the instruments from the body cavity. In one embodiment, an end effector is provided that includes an elongate body having a cleaning base formed thereon. The end effector can be configured as a modular element configured to be removably and replaceably attachable to a distal end of an elongate shaft. The cleaning base can have one or more ports formed through a surface thereof. The cleaning base can be configured to provide suction and/or irrigation through the one or more ports to clean a face of a surgical instrument seated in the cleaning base or in close proximity to the cleaning base.

Abstract: A surgical stapler including an anvil, a staple cartridge, and a buttress material removably retained to the anvil and/or staple cartridge. In various embodiments, the staple cartridge can include at least one staple removably stored therein which can, when deployed, or fired, therefrom, contact the buttress material and remove the buttress material from the anvil and/or staple cartridge. In at least one embodiment, the anvil can include at least one lip and/or groove configured to removably retain the buttress material to the anvil until deformable members extending from the surgical staple are bent by the anvil and are directed toward and contact the buttress material.

Abstract: A surgical staple having at least one projection formed thereon. In various embodiments, the projection is formed on a crown of the surgical staple. In one various embodiment, the projection surrounds, or is positioned adjacent to, at least one deformable member of the surgical staple. In one embodiment, the projection can apply an increased compressive force or pressure to soft tissue surrounding the deformable member prior to the deformable members puncturing a hole in the soft tissue. As a result of the increased compressive force or pressure on the tissue, after staple deployment, blood flow proximate deformable member puncture holes can be reduced.