Abstract: A clipping device includes (a) a shaft defining a lumen therethrough from a proximal end which, during a procedure remains outside the body accessible to a user and a distal end including a distal opening which, during a procedure is inserted into the body to a position adjacent to target tissue; (b) a flexible clip deployable from the distal opening, when in an unconstrained state, the clip assuming a shape selected to clip tissue and prevent a flow of fluid therethrough wherein, while residing within the lumen the clip is held substantially straight by an inner diameter of the lumen; (c) a control wire extending through the lumen from the proximal end to the distal end thereof; and (d) a release mechanism connecting the control wire to the clip during deployment of the clip and disconnecting the control wire from the clip after deployment thereof.

Abstract: A device for forming a tissue fold includes a recess and an opening at the end of the recess. Tissue is drawn into the recess and through the opening using a tissue engaging element. As the tissue is drawn through the opening, the tissue layers are compressed together. A fastener is used to secure the tissue fold.

Abstract: There is provided a penetratable toothed fastener for clamping tissue during surgery. The toothed fastener includes first and second legs each having longitudinal rows of transverse teeth and a securing member configured to pass through the transverse teeth to hold first and second legs closed relative to each other and about tissue. A locking mechanism is provided to retain the securing member within the first and second legs of the toothed fastener. The toothed fastener additionally includes receptacles for the receipt of medicant materials and holes in the teeth to dispense the materials to clamped tissue.

Abstract: An anastomotic tissue connection device has a head side end and a handle side end, with a head part arranged at the head side end. The head part has a reception means for receiving at least one connection member and which is, furthermore, provided with a counter-pressure plate being firmly arranged at a counter-pressure plate holding device and facing the head part. The head part and the counter-pressure plate holding device are relatively movable towards each other. For the support of the counter-pressure plate, the counter-pressure plate holding device forms at least one column so that a space directly behind the counter-pressure plate is freely accessible radially to a circumference of the counter-pressure plate.

Abstract: A clip applying apparatus is provided which includes a jaw mechanism having a stationary jaw and a movable jaw. The movable jaw is supported on or formed integrally with the distal end of a crimping member which is movably supported within a body portion of the apparatus. The stationary jaw defines a longitudinal axis which forms an angle ? of between about 15 degrees and about 15 degrees and about 75 degrees in relation to a longitudinal axis of the body portion. In another embodiment, the stationary jaw includes a clip receiving channel which is configured to at least partially receive a surgical clip.

Abstract: The present invention has an introducing tube capable of being inserted into a living body cavity, a manipulating wire movably inserted into this introducing tube, at least two or more clips, and a ligating wire causing the clip and the manipulating wire to be engaged with each other wherein, when the clip is ligated, a tensile stress of the manipulating wire is always applied only to the clip located at the most distal end.

Abstract: In a surgical instrument for applying C-shaped ligating clips having two juxtaposed legs which are joined to each other by a bridge portion and are each divided by a longitudinal slot into two juxtaposed portions joined to each other at the free end of the legs, the surgical instrument comprising two juxtaposed clamping jaws with guiding surfaces facing each other for the legs of a ligating clip that lie against the guiding surfaces when the ligating clip is inserted between the clamping jaws, in order to improve the positioning of the ligating clip between the clamping jaws, it is proposed that there be arranged on at least one of the guiding surfaces of the clamping jaws an inwardly protruding projection which, when the ligating clip is advanced along the guiding surfaces, elastically enters the longitudinal slot of the ligating clip.

Abstract: Surgical instruments and methods for closing a gastrotomy. In various embodiments, the surgical instrument may comprise an overtube that supports a clip magazine therein that houses a plurality of tissue apposition clips in an orientation wherein the upper and lower clip arms thereof are releasably supported in an open orientation. Various embodiments are configured to operably accommodate one or more tissue grasping members for grasping the tissue. Other embodiments comprise clip dispensing adapters that may be affixed to the distal end of an endoscope. The various adapters are configured to support a tissue apposition clip such that the upper and lower clip arms thereof are initially supported in an open orientation relative to each other to enable grasped tissue to be drawn therein. Various tissue apposition clips are disclosed which may be used in connection with conventional tissue anchors and/or sutures.

Abstract: An exemplary surgical apparatus may include a guide catheter including a clip channel, at least one hook channel, and at least one sling channel defined therein; a clip applier movable within the clip channel, wherein the clip applier holds at least one clip; at least one hook movable within a corresponding hook channel; and at least one sling movable within a corresponding sling channel. An exemplary surgical method for treating a mitral valve may include providing a guide catheter; a clip applier held by the guide catheter, and a clip held by the clip applier; introducing the distal end of the guide catheter into the left atrium; engaging the anterior and posterior leaflets of the mitral valve with the clip; closing the clip; and disengaging the clip applier from the clip, whereby the clip remains in the mitral valve.

Abstract: The present invention relates to devices and methods for creating and securing a tissue fold during an endoluminal medical procedure. The devices and methods may be used for folding and securing, for example, a fundus wall onto an esophagus wall. An aspect of the invention includes a two-piece tissue clip configured to be installed through an endoluminal device to secure a tissue fold. The clip includes a female member and a male member configured to engage one another to secure the tissue fold. Another aspect of the invention includes a clipping device comprising a tissue clip magazine. The magazine is configured to hold a plurality of tissue clips and install the plurality of tissue clips in a single actuation of the magazine. A method for using the clipping device together with the tissue clips of the present invention to create and secure a fold of tissue during an endoluminal procedure also is disclosed.

Abstract: A long articulating steerable clip applier affixed to a user-operated handle. A surgical jaw assembly is attached to the other end of the clip applier. The clip applier is composed of articulating phalanges that are connected end to end by pivoting links and capable of angulations relative to one another when subjected to a tensile force. Each phalange has opposing s-shaped exterior grooves that form two continuous spiral-shaped channels for holding tension wires once the phalanges are assembled. Multiple tension wires are attached to opposite ends of adjacent phalanges. When each wire is pulled, this tensile force causes the phalanges to pivot at equivalent angles with each other. As each individual phalange pivots by an equivalent angle, the sum of these angles causes the free end of the clip applier to pivot by a large angle or a cascading actuation effect.

Abstract: An apparatus includes a carrier configured to be movably disposed within a channel defined by an elongate member. The carrier includes a proximal end portion and a distal end portion. The proximal end portion is configured to be coupled to an actuator. The distal end portion includes a protrusion and an engagement surface. The protrusion has a tip configured to bodily pierce tissue. The protrusion is configured to be received within a lumen defined by a connecting portion of an implant, such as, for example, a pelvic floor implant, such that the tip extends through the lumen defined by the connecting portion of the implant. The engagement surface is configured to engage a portion of the connecting portion of the implant to limit movement of the connecting portion of the implant relative to the protrusion.

Abstract: A surgical clamp for forming a clamping loop around a bodily lumen is disclosed. The clamp is deliverable through keyhole surgery. The clamp comprises: an elongate body comprising an elongate deformable layer having a first hardness and an elongate core having a second hardness, the first hardness less than the second hardness; a leading portion comprising a gripper, the gripper having an open mouth gripably engageable with the deformable layer to form the clamping loop; and a trailing portion. The elongate body joins the trailing portion to the leading portion. The elongate body is biased to move from a constrained generally straight condition within a delivery device to an unrestrained curled condition within a patient.

Abstract: An apparatus for endoscopic clipping of a surgery site comprising: a clip deployment mechanism operatively coupled to an actuator via a hollow elongate enclosure; wherein the clip deployment mechanism houses a plurality of surgical clips exterior to the enclosure; and wherein, in response to the actuator, the clip deployment mechanism sequentially deploys the surgical clips to the surgery site.

Abstract: An applying forceps for a clip comprises two forceps legs which can be pivoted relative to each other and comprise, on their sides facing each other or facing away from each other, each a depression or a projection for receiving a clip, wherein the depression or projection extends along an arcuate curve.

Abstract: Articulation joints for use in connection with a surgical instrument that has a portion that must be passed through a trocar or similar structure and then articulated relative to another portion of the instrument received within the trocar. Various embodiments of the articulation joint include at least one flexible driven member to articulate the surgical implement relative to the handle assembly of the instrument.

Abstract: A surgical clip applier and methods for applying surgical clips to a vessel, duct, shunt, etc., during a surgical procedure are provided. In one exemplary embodiment, a surgical clip applier is provided having a housing with a trigger movably coupled thereto and an elongate shaft extending therefrom with opposed jaws formed on a distal end thereof. The trigger is adapted to advance a clip to position the clip between the jaws, and to move the jaws from an open position to a closed position to crimp the clip positioned therebetween.

Abstract: Methods and devices for approximating tissue are disclosed. The methods and devices utilize a device for applying an implantable tissue fastener and a variety of implantable tissue fasteners. The tissue-fastening device can be delivered endoscopically and can be adapted to function along side or in conjunction with a flexible endoscope. In general, the device can include a flexible shaft having an implantable tissue fastener applier disposed at a distal end of the shaft and a handle for operating the implantable tissue fastener applier disposed at a proximal end of the shaft. A variety of self-deploying implantable tissue fasteners can be used with the tissue fastener applier device.

Abstract: A wound closure device for closing a surgical wound is provided. The device includes a flexible base sheet and at least one flexible hemostatic clip for applying pressure to a patient's tissue. The flexible base sheet includes at least a first end and a second end, as well as an aperture extending through the base sheet longitudinally from proximate to the first end toward the second end. The aperture has a first and a second longitudinally extending edge. The clip has a first end, a second end, a top, a bottom, and at least a first and a second clamping member. Each clamping member has a distal edge. The clip is attachable to the base sheet.

Abstract: This invention provides hermetically-sealed handle assembly with a rotating trigger for use with disposable components, such as surgical clip appliers. The rotating trigger reduces the gripping force necessary to fully control the internal actuator mechanism to operate a disposable surgical clip applier to fully ligate a vessel or other tissue. The hermetic seal on the handle assembly prevents any patient fluids and other bioburden from entering the internal structures. This reduces the possibility of cross-contamination and the costs of sterilization.

Abstract: An apparatus for application of surgical clips to body tissue is provided and includes a handle assembly and a shaft assembly. The handle assembly includes a drive assembly; and a trigger operatively connected to the drive assembly. The shaft assembly extends from the handle assembly and includes an articulating neck assembly; and an end effector assembly supported on a distal end of the articulating neck assembly and being configured to form a surgical clip in place on the body tissue.

Abstract: A clipping device includes (a) a shaft defining a lumen therethrough from a proximal end which, during a procedure remains outside the body accessible to a user and a distal end including a distal opening which, during a procedure is inserted into the body to a position adjacent to target tissue; (b) a flexible clip deployable from the distal opening, when in an unconstrained state, the clip assuming a shape selected to clip tissue and prevent a flow of fluid therethrough wherein, while residing within the lumen the clip is held substantially straight by an inner diameter of the lumen; (c) a control wire extending through the lumen from the proximal end to the distal end thereof; and (d) a release mechanism connecting the control wire to the clip during deployment of the clip and disconnecting the control wire from the clip after deployment thereof.

Abstract: The invention relates to a medical clip carrier device for retention and/or mounting of at least one medical clip, in particular a ligature clip, comprising at least one clip receptacle in which a clip is retainable in a mounted position, and a securing device with at least one securing member for detachably securing a clip in the at least one clip receptacle. The clip receptacle comprises an insertion opening for insertion of a clip into the clip receptacle and removal of the clip therefrom. The at least one securing member is constructed in the form of a retaining projection which protrudes at least partially into the insertion opening.

Abstract: A clip used to repair the tissue of a heart valve leaflet may include a shaft having a barb and a plurality of legs connected to the shaft. The plurality of legs may extend away from the barb in a first condition, and may extend towards the barb in a use condition. The clips may be delivered to the heart valve leaflet and applied to the same in a minimally invasive procedure using a transcatheter device. The device may be used to apply a single clip to the leaflet tissue or multiple clips.

Abstract: A surgical system comprises an end effector including an ultrasonic blade and a capturing arm, wherein the capturing arm is movable to capture tissue against the ultrasonic blade. In addition, the surgical system includes a transducer configured to generate ultrasonic energy for transmission to the ultrasonic blade and a clamping member removably coupled to the end effector, the clamping member configured to clamp the captured tissue.

Abstract: A method and devices for accomplishing the successful anastomosis of two hollow organ structures are disclosed. The method includes bringing the structures together, applying at least one fastener to hold the structures together and form a connection site, and applying, as alternatives or in conjunction, an adhesive, a wrap and/or a buttress about the connection site. Various examples of fasteners, fastener appliers, adhesives, adhesive initiators and buttress rings also are disclosed.

Abstract: Medical systems, devices and methods are provided for engaging tissue, e.g. for clipping tissue, closing a perforation or performing hemostasis. Generally, the medical system including a housing, first and second jaws rotatable relative to the housing, a driver, and an elongate drive wire. The elongate drive wire may be disconnected from the driver, first and second jaws, and the housing, which are left in vivo engaged with the tissue.

Abstract: Medical device used to cause hemostasis of blood vessels using a clip arrangement delivered to a target region through an endoscope. Method for using the device to cause hemostasis of a blood vessel through an endoscope. Medical device including a reversibly closeable clip, a locking arrangement, a control wire, a sheath, and a handle with an actuating trigger. Through the endoscope, hemostatic clipping device that is fully reversible and lockable. Hemostatic clip that reversibly targets and clips bleeding ulcers.

Abstract: A clip for leaflet tissue includes a substantially cylindrical hollow body having a proximal end and a distal end. In an initial configuration of the clip, the distal end has a diameter that is smaller than the diameter of the hollow body. The distal end is held in an expanded condition for delivery into a patient. When deployed, the distal end collapses to its initial configuration to grasp onto captured leaflet tissue.

Abstract: A tissue fastening apparatus includes a tissue fastening tool, with fastens a first biological tissue and a second biological tissue so as to bring the tissues into close contact and an applicator for indwelling the tissue fastening tool. The tissue fastening tool is made of an elastic wire rod and is wound in a coil shape. The applicator includes a needle tube accommodated in an inner cavity with the tissue fastening tool stretched, a stylet inserted into the inner cavity of the needle tube nearer to the proximal side than the tissue fastening tool, and a rotating mechanism that rotates the stylet around an axis when the stylet is moved toward a distal end of the needle tube. The tissue fastening tool and the stylet are disengageably engaged with each other and integrally and rotatably connected with each other. The rotating mechanism rotates the stylet in a direction opposite to the winding direction of the tissue fastening tool as seen from the proximal side.

Abstract: Tissue manipulation and securement systems are described herein. A tissue manipulation assembly is pivotably coupled to the distal end of a tubular member and has a lower jaw member and an upper jaw member pivotably coupled to the lower jaw member. A reconfigurable launch tube is also pivotably coupled to the upper jaw member and is used to urge the jaw members from a low-profile configuration to an open configuration for receiving tissue. The tissue manipulation assembly may be advanced through a shape-lockable endoscopic device, a conventional endoscope, or directly by itself into a patient. A second tool can be used in combination with the tissue manipulation assembly to engage tissue and manipulate the tissue in conjunction with the tissue manipulation assembly.

Abstract: Medical device used to cause hemostasis of blood vessels using a clip arrangement delivered to a target region through an endoscope. Method for using the device to cause hemostasis of a blood vessel through an endoscope. Medical device including a reversibly closeable clip, a locking arrangement, a control wire, a sheath, and a handle with an actuating trigger. Through the endoscope, hemostatic clipping device that is fully reversible and lockable. Hemostatic clip that reversibly targets and clips bleeding ulcers.

Abstract: A mechanical system for bilaterally securing skin tissue preferably utilizes a tissue manipulator apparatus to approximate a portion of an interior surface of each of two pieces of living dermis tissue along a vertical interface below an exterior surface without overlapping either interior surface across the vertical interface. An applicator apparatus includes a driving head portion positioned in the vertical interface and at least partially below the exterior surface and a handle portion positioned at least partially above the exterior surface. The applicator apparatus bilaterally drives at least one portion of the fastener through each piece of the living dermis tissue behind the interior surface of that piece of tissue such that the fastener is positioned below the exterior surface and a portion of the fastener is positioned generally transverse to the vertical interface.

Abstract: A hemostasis assembly having a selectively expandable hemostasis member can be used with a medical device and in a method for delivering a closure element through tissue and into an opening formed in, or adjacent to, a wall of a blood vessel or other body lumen of any size while maintaining or improving hemostasis. The medical device and method of use utilizes such an expandable hemostasis member to maintain or improve hemostasis throughout a medical procedure for closing and/or sealing openings through tissues and/or blood vessels.

Abstract: A surgical clip applier and methods for applying surgical clips to a vessel, duct, shunt, etc., during a surgical procedure are provided. In one exemplary embodiment, a surgical clip applier is provided having a housing with a trigger movably coupled thereto and a shaft extending therefrom with opposed jaws formed on a distal end thereof. The trigger is adapted to advance a clip to position the clip between the jaws, and to move the jaws from an open position to a closed position to crimp the clip positioned therebetween. The surgical clip applier can include a variety of features to facilitate use of the device, including features to align a clip with the jaws, features to prevent unintentional migration of a clip, and features to prevent clip fallout during formation.

Abstract: An apparatus for placement into an opening formed in a wall of a body lumen to deploy a closure element. The apparatus comprising a housing having a handle portion formed at a distal end, the handle portion configured to be engaged by a user when advancing the housing to deploy the closure element. A triggering element deploys the closure device and can at least be partially formed in the housing. A throw reducing mechanism can slide relative to the housing and reduce the distance a user must stretch a hand to move a triggering system within the housing. The housing can include, or be connected to, a handle member having one or more expansion members which expand to provide a stable base for manipulating the apparatus.

Abstract: A transcatheter method of gathering tissue of a heart valve leaflet may include inserting an elongated catheter assembly to a position adjacent the heart valve leaflet, the catheter assembly including a capture tool moveable between a retracted position and an extended position, a tissue support, and a clamping member moveable between an open position and a closed position. The capture tool may be partially retracted to gather tissue of the heart valve leaflet between the tissue support and the clamping member. The clamping member may then be moved from the open position toward the closed position so as to clamp a substantial portion of the gathered tissue of the heart valve leaflet between the tissue support and the clamping member. Subsequently, a clip may be applied from the catheter assembly to the clamped tissue so as to hold the clamped tissue substantially in a gathered configuration.

Abstract: Apparatus for occluding a space between a first structure and a second structure, said apparatus comprising: an occluder, said occluder comprising a distal implant and a proximal implant, wherein: said distal implant comprises a body and a locking shaft mounted to said body, wherein said body of said distal implant comprises a plurality of legs which may assume (i) a diametrically-reduced configuration for disposition within the lumen of a tube, and (ii) a diametrically-expanded configuration for disposition against the first structure, and further wherein said locking shaft comprises a first locking element for selective connection to said proximal implant and a second locking element for selective connection to an inserter for deploying said occluder; and said proximal implant comprises a body having an opening, wherein said body of said proximal implant comprises a plurality of legs which may assume (i) a diametrically-reduced configuration for disposition within the lumen of a tube, and (ii) a diametr

Abstract: An apparatus for application of surgical clips is provided and includes a lockout system selectively engagable with a pusher bar to prevent the pusher bar from returning to a home position and to prevent a trigger from completing a full stroke when a plurality of clips are substantially exhausted. The apparatus may include a trip mechanism including a trip lever biased into contact with the pusher bar, wherein distal movement of the drive bar moves the trip mechanism until the trip lever engages a lip of the pusher bar and in turn distally moves the pusher bar. The apparatus may include a wedge plate including a distal end placeable between spaced-apart jaw members, wherein the wedge plate is moved proximally to withdraw the distal end thereof from between the jaw members when a drive channel is moved in a distal direction.

Abstract: Provided is a surgical instrument including an external tube (2) and two elongated members (4) positioned in the tube (2), each of which includes a distal end (10a) for capturing one of the two tissue zones (M1, M2) to be attached. The instrument (1) may further include a catching member (22, 25) for each tissue (M1, M2) to be attached; a rod (15, 16) linked to each catching member (22, 25) enabling tension to move axially, the rod (15, 16) being separable from said catching member (22, 25) when a tension is exerted on it beyond a certain threshold; and a member (17a) forming a stop for locking axially each catching member (22, 25) during the tensioning.

Abstract: Embodiments of the invention may be directed to apparatuses for securing and sealing apertures in tissue and related methods of use.

Abstract: The present invention relates to a surgical instrument (1) for deploying a prosthesis (200) and includes a first layer and second layer assembled together so as to define an internal space accessible to said surgical instrument (1) by means of an opening provided in said first layer, said surgical instrument including at least one sheet (2) made of a flexible resilient material, said sheet continuously overlapping itself one or more times so as to define a plurality of levels forming a spiral (3). The invention also relates to a kit including such a surgical instrument and such a prosthesis.

Abstract: An apparatus for closing a wall of a body lumen to deploy a closure element. The apparatus comprises a resettable triggering system which may be slideably moved within a housing to advance a carrier assembly and/or locating assembly, and which deploys the closure element. Upon deployment of a closure element, the carrier assembly may be positioned in a distal position and locked in place within a housing. The lock may be effected by a flexible snap fit interlocking feature which is selectively releasable. Release of the locking feature may be performed by externally insertable tools which engage the flexible snap fit and release the interlocking features. The triggering system may also include a catch which is released upon deployment of a closure element. The catch can be reset to allow the triggering system to be re-engaged into a pre-deployment condition and position.

Abstract: Surgical instruments are disclosed that are couplable to or have an end effector or a disposable loading unit with an end effector, and at least one micro-electromechanical system (MEMS) device operatively connected to the surgical instrument for at least one of sensing a condition, measuring a parameter and controlling the condition and/or parameter.

Abstract: A system and method for delivering a surgical clip to a surgical site within a patient's body to compress body, tissue is disclosed. In one embodiment for the system of the present invention, the system includes an endoscopic device that has an endoscope cap disposed on a distal end of the endoscopic device. A surgical clip is removably disposed on an outside surface of the endoscope cap. A deployment device is associated with the surgical clip for deploying the surgical clip from the endoscope cap to the body tissue that is to be compressed. The surgical clip can be a deformable clip that is deployed in a non deformed configuration, and is then deformed so as to apply compression on selected tissue. The surgical clip can be a multi-legged clip, having a plurality of legs that can be locked in a closed position to apply compression to body tissue.

Abstract: A non-surgical gastric bander device and process is described. The non-surgical gastric bander device includes a staple device, an elongated articulated shaft, an operations handle and a cable connecting the operations handle to the staple device. The staple device includes a housing having an interior housing channel for receiving a slidable tube. The slidable tube includes at least one suction port, a constriction band surrounding the exterior surface of the slidable tube and a plurality of staples removably positioned adjacent the exterior surface of the slidable tube and held in place by the constriction band. The gastric bander device further includes an elongated, articulated shaft connecting the staple device to an operations handle.

Abstract: Surgical instruments are disclosed. Various non-limiting embodiments may include an elongated shaft that has a distal end portion that is configured to operably support a circular staple cartridge therein. A tissue acquisition shaft may be rotatably supported within said elongated shaft and have a distal portion that protrudes distally beyond the distal end portion of the elongated shaft. At least one tissue acquisition member may be pivotally attached to the distal end portion of the tissue acquisition shaft such that the tissue acquisition members are selectively pivotable from a retracted position to deployed positions upon application of a deployment motion thereto. A rotatable cutting member may be operably supported adjacent to the tissue acquisition member and being selectively rotatable about the central axis upon application of a cutting actuation motion thereto.

Abstract: A suburethral sling system including a suburethral sling body having first and second ends; a tissue anchor connected approximate to each of the first and second sling ends, the tissue anchors having barbs for retaining the anchors in soft tissue; and an anchor delivery device having a hand-grip and an anchor stay adapted to reversibly mate with the tissue anchors.

Abstract: Surgical instruments and procedures for performing a circular anastomosis of a tubular organ. The surgical instruments may include selectively deployable tissue acquisition members configured to puncture through a portion of the tubular organ and position the portion of the organ adjacent to a fastener face of a staple cartridge supported in the instrument. At least one cutting member may be radially deployed and rotated to sever the positioned portion of organ from a distal portion of the organ. An anvil may be employed to draw another portion of the organ adjacent to the portion of organ positioned adjacent to the fastener face of the staple cartridge. The staples may then be deployed through the adjacent portions of organ and an annular knife may be advanced through the adjacent organ portions to complete the anastomosis.

Abstract: A delivery system and method for placing a medical implant, such as for diagnosing, monitoring and/or treating cardiovascular diseases. The delivery system includes a hollow catheter, an anchor coupled to the catheter, and an implant secured within the anchor. The anchor has a base portion with first and second longitudinal ends and a cage therebetween. The anchor further has flexible arms, flexible legs, features for securing the medical implant within the cage of the base portion, and a coupler portion connected to and spaced apart from the second longitudinal end of the base portion. Surfaces of the arms and legs are adapted to clamp the anchor to a wall. The system further includes a pusher wire adapted to cause the anchor to acquire a stowed configuration in which the legs axially extend from the base portion, permitting the anchor to be retrieved after its deployment.