Abstract: A half-circular double stapler which allows application of wire stitches and resection of the rectal prolapse without the need of using two circular staplers is provided. A fastener-pushing system is divided into two bodies which can be activated independently, each body having a semi-circular shape. The stapler has a gun-shaped handgrip, a pair of triggers and a cursor arranged laterally for a quick closure of anvil and feeder. The stapler also has a switching button arranged between the first and the second fastener-pushing bodies.

Abstract: A surgical stapling instrument (1) comprises a staple fastening assembly (4) in the distal region of said instrument, the staple fastening assembly (4) including a cartridge device (8) which comprises at least one closed row (17, 18) of staples and defines a wavy distal end surface (14), and an anvil (9) which defines a wavy proximal staple forming surface (20) substantially matching the distal end surface (14) and which is adapted to cooperate with the cartridge device (8) for forming the ends of the staples exiting from the cartridge device (8), wherein the distal end surface (14) and the staple forming surface (20) have a globally wavy shape including two opposite peaks (21) and two opposite valleys (22) angularly spaced at about 90° from the adjacent peaks (21) and in that said two-peaks-two-valleys wavy shape is formed by a stepped configuration of said surfaces (14, 20).

Abstract: A diagnostic device (10) for pathologies of tubular anatomical structures comprises a tubular elongated structure (12, 28) developing between a proximal end and a distal end and is adapted to be inserted in the tubular anatomical structure, means (22) for locally dilating the walls of the tubular anatomical structure being associated with the distal end of said elongated structure, said means for locally dilating being movable between a closed position for introducing the device and at least one open position for viewing and evaluating the pathology, and control means being associated with the proximal end of the elongated structure, said control means being operatively connected to said means for locally dilating, in order to move them between the closed position and the open position, and vice versa.

Abstract: A surgical stapling instrument (1) comprises a staple fastening assembly (4) in the distal region of said instrument, the staple fastening assembly (4) including a cartridge device (8) which comprises at least one closed row (17, 18) of staples and defines a wavy distal end surface (14), and an anvil (9) which defines a wavy proximal staple forming surface (20) substantially matching the distal end surface (14) and which is adapted to cooperate with the cartridge device (8) for forming the ends of the staples exiting from the cartridge device (8), wherein the distal end surface (14) and the staple forming surface (20) have a globally wavy shape including two opposite peaks (21) and two opposite valleys (22) angularly spaced at about 90° from the adjacent peaks (21) and in that said two-peaks-two-valleys wavy shape is formed by a stepped configuration of said surfaces (14, 20).

Abstract: An anastomotic device, particularly a positioning device (24) extending along a longitudinal axis (30) comprises a first component, or proximal component (26) and a second component, or distal component (28). The proximal and distal components are suitable to lock an elastic ring (52) in a deformed configuration therebetween. The proximal component (26) has a substantially cylindrical outer structure with a cavity (32) for receiving a proximal end (52a) of the elastic ring (52). The distal component (28) comprises a head (42) and a stem (44) developing along the longitudinal axis (30). The head (42) has a cone or truncated-cone shape.

Abstract: The present invention relates to an anastomotic device (10) comprising a first ring (20) having a first contact surface (21) and a second ring (30) having a second contact surface (31). The rings (20, 30) are suitable to be approached in the axial direction (X) such as to move said contact surfaces (21; 31) towards each other. The anastomotic device is characterized in that the contact surfaces (21, 31) have an undulated shape relative to a plane (?) perpendicular to the axis (X) of the rings (20, 30). According to another aspect thereof, the invention also relates to an apparatus (60) for the implantation of the anastomotic device (10). According to a further aspect thereof, the invention relates to a kit comprising an anastomotic device (10) and an apparatus (60) for the implantation of the same.

Abstract: A surgical stapling instrument (1) comprises a body portion (2, 3), a handle (4) and a staple fastening assembly (8). The staple fastening assembly (8) includes a curved cartridge (10), which comprises at least one curved open row of staples, and a curved anvil (22), which is adapted to cooperate with the cartridge (10) for forming the ends of the staples exiting from the cartridge (10). The staple fastening assembly (8) is adapted to allow unobstructed access towards the concave inner faces of the cartridge (10) and the anvil (22). The cartridge (10) can be moved towards the anvil (22) from a spaced position for positioning tissue therebetween to a closed position for clamping the tissue. Preferably, a knife is contained within the cartridge (10) and is positioned such that there is at least one row of staples on at least one side of the knife.

Abstract: An instrumentation for performing an endoluminal or transluminal anastomosis, comprises an anastomotic ring device including a proximal ring (5) having two guide wire seats (22) adapted to slidably receive two guide wires (1, 2) and a distal ring (6) having two guide wire seats (25) adapted to slidably receive the two guide wires (1, 2), the proximal ring 5 and the distal ring 6 being snap-connectable to each other, a surgical probe (7) comprising an elongate insertion shaft (30) and a probe head (32) adapted to be endoluminally advanced to a proximal tissue portion (3), the insertion shaft (30) defining guide wire canals (8, 9) extending into two guide wire exit openings (31) defined in the probe head (32) and adapted to deliver the distal ends (1?, 2?) of said guide wires (1, 2) to said proximal tissue portion (3).

Abstract: A surgical stapling instrument comprises a cartridge device with a row of staples and a wavy first tissue interface, and an anvil having a wavy second tissue interface which cooperates with the first tissue interface for clamping tissue therebetween and forming the staples exiting from the cartridge device, a staple driving device adapted to drive the staples out of the cartridge device towards the anvil, wherein the staples are non-symmetrical U-shaped with two legs protruding toward the anvil and a transverse basis connecting the legs, wherein the basis is inclined with respect to the longitudinal direction of the legs and has a length greater than the staple projection on a plane perpendicular to the longitudinal direction of the legs.

Abstract: An anastomotic device (10) is suitable for approximating and keeping close to each other a first tissue portion (12) and a second tissue portion (14) intended to form an anastomosis. The anastomotic device (10) comprises an abutment portion (18) suitable for the abutment against a surface of the first tissue portion (12) and a locking portion (20) suitable for being placed opposite the abutment portion (18) with respect to the first and second tissue portion (12, 14). The locking portion (20) and the abutment portion (18) are mutually connectable through the first and second tissue portions approximated, to keep them connected. The anastomotic device (10) is suitable for being connected to a guide means comprising at least one guide wire (A, B).

Abstract: A positioning device for deploying at least one locking portion (20) of an anastomotic device (10) for drawing together a first tissue portion (12) and a second tissue portion (14) to be connected by means of anastomosis is suitable for sliding along a guide means comprising at least one guide wire (A, B) and comprises an elongated structure (50). A head (52) of the positioning device is suitable to be interference-inserted on a distal end of the elongated structure (50). The head (52) comprises elastic tabs (54) extending from a proximal end of the head and at least one channel (56) suitable for receiving a guide wire. The head (52) comprises a distal end defining a thrust surface (58) for a locking portion (20) of the anastomotic device (10).

Abstract: A surgical instrument (1) for performing controlled myotomies, particularly for performing internal anal sphincterotomies, comprises a proximal handle portion (2), an elongate insertion shaft (3) connected with the handle portion (2) and extending distally therefrom, a distal incision tip (4) arranged at a distal end of the insertion shaft (3) and adapted to incise tissue distally to the insertion shaft (3), a lateral incision member (5) arranged at the insertion shaft (3) and adapted to incise tissue laterally to the insertion shaft (3), wherein the lateral incision member (4) is movable from a rest position, in which it is retracted towards or inside the insertion shaft (3) and an operational position in which it protrudes laterally from the insertion shaft (3).

Abstract: A surgical stapling instrument (1) comprises a staple fastening assembly (4) in the distal region of said instrument, the staple fastening assembly (4) including a cartridge device (8) which comprises at least one closed row (17, 18) of staples and defines a wavy distal end surface (14), and an anvil (9) which defines a wavy proximal staple forming surface (20) substantially matching the distal end surface (14) and which is adapted to cooperate with the cartridge device (8) for forming the ends of the staples exiting from the cartridge device (8), wherein the distal end surface (14) and the staple forming surface (20) have a globally wavy shape including two opposite peaks (21) and two opposite valleys (22) angularly spaced at about 90° from the adjacent peaks (21) and in that said two-peaks-two-valleys wavy shape is formed by a stepped configuration of said surfaces (14, 20).

Abstract: Traction means (14) for excising a tissue sample comprising a distal portion (14a), comprising at least one clip (20) suitable for being fixed to at least one portion (12) of tissue to be excised and a proximal portion (14b) suitable for being subjected to traction. Said at least one clip (20) is suitable for being connected to a distal end (22a) of a suture (22) to pull the tissue to be excised, said suture (22) extending between said distal end (22a) and a proximal end corresponding to the proximal portion of said traction means (14). Moreover, said at least one clip (20) is connected to a ring (24) formed at a distal end (24a) of said suture (22) to pull the tissue to be excised.

Abstract: A surgical stapling instrument comprises a staple fastening assembly (1, 5; 24) including a cartridge device (5; 30) which comprises at least one row of staples (72, 77) and a generally wavy first tissue interface (34), and an anvil (1; 32) which is movable relative to the cartridge device (5; 30) and having a generally wavy second tissue interface (36) adapted to cooperate with the first tissue interface (34) of the cartridge device (5; 30) for clamping tissue therebetween and forming the ends (74) of the staples (72, 77) exiting from the cartridge device (5; 30), a staple driving device (60; 90) adapted to drive the staples (72, 77) out of the cartridge device (5; 30) towards the anvil (1; 32), wherein the staples comprise one or more non-symmetrical U-shaped staples (77) having two legs (78) with free pointed ends (74) facing toward the anvil (1; 32) and a transverse basis (79) connecting the legs (78), wherein said basis (79) is inclined with respect to the longitudinal direction (81) of the legs (78), su

Abstract: An Instrumentation for performing an endoluminal or transluminal anastomosis, comprises an anastomotic ring device including a proximal ring (5) having two guide wire seats (22) adapted to slidably receive two guide wires (1, 2) and a distal ring (6) having two guide wire seats (25) adapted to slidably receive the two guide wires, the proximal ring and the distal ring being snap-connectable to each other, a surgical probe (7) comprising an elongate insertion shaft (30) and a probe head (32) adapted to be endoluminally advanced to a proximal tissue portion (3), the insertion shaft defining guide wire canals (8, 9) extending into two guide wire exit openings (31) defined in the probe head and adapted to deliver the distal ends (1?, 2?) of said guide wires to said proximal tissue portion.

Abstract: A surgical stapling instrument (1) comprises a staple fastening assembly (4) in the distal region of said instrument, the staple fastening assembly (4) including a cartridge device (8) which comprises at least one closed row (17, 18) of staples and defines a wavy distal end surface (14), and an anvil (9) which defines a wavy proximal staple forming surface (20) substantially matching the distal end surface (14) and which is adapted to cooperate with the cartridge device (8) for forming the ends of the staples exiting from the cartridge device (8), wherein the distal end surface (14) and the staple forming surface (20) have a globally wavy shape including two opposite peaks (21) and two opposite valleys (22) angularly spaced at about 90° from the adjacent peaks (21) and in that said two-peaks-two-valleys wavy shape is formed by a stepped configuration of said surfaces (14, 20).

Abstract: An equipment to approximate tissue portions, which are intended to form an anastomosis comprises a guide means suitable for passing through a first tissue portion (12) and a second tissue portion (14) to be connected by anastomosis. This equipment further comprises an anastomotic device (10) to approximate the first tissue portion (12) and the second tissue portion (14) to be connected by anastomosis. The guide means consists of at least two guide wires (A, B), suitable for passing through the tissue portions to be connected, to receive and drag at least said anastomotic device (10) to approximate the first tissue portion (12) and the second tissue portion (14) to be connected by anastomosis. The guide wires (A, B) are located side by side to each other and are suitable for forming a loop which passes through the tissue portions to be connected.

Abstract: A device for drawing tissues together and creating an anastomosis comprises a main guide wire (66, 86) suitable to receive and draw anastomotic devices (10; 16; 24) in order to draw together portions (A; B) of tissues to be joined by means of anastomosis. The main guide wire (66, 86) is suitable to be shaped like an open ring crossing the portions (A, A?; B, B?) of tissues to be joined by means of anastomosis (66, 86), wherein the ends of the main guide wire (66, 86) are different and distinguishable from each other. The main guide wire (66, 86) has a tubular or hollow structure suitable to house at least one needle for a push or radiofrequency perforation of the tissues.

Abstract: 1. Instrumentation for carrying out a gastrointestinal bypass comprising: means (4, 6, 12) for creating a gastric sleeve (21, 22) from the lesser curvature (13) of the stomach (1), means for creating a gastrointestinal bypass involving said gastric sleeve (21, 22), in which said means for creating a gastrointestinal bypass include: means for creating a gastroenteroanastomosis (26) between two closely approximated gastric and intestinal tissue portions, maintaining the continuity of the intestinal duct after the creation of the gastroenteroanastomosis, means for creating an enteroenteroanastomosis (29) between two closely approximated tissue portions (27, 28) of the intestine, maintaining the continuity of the intestinal duct after the creation of the enteroenteroanastomosis (29), means for sectioning the intestine (20) between the gastroenteroanastomosis (26) and the enteroenteroanastomosis (29).