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According to an aspect of the present disclosure, an apparatus for forming an anastomosis between adjacent sections of tissue is provided. The apparatus includes a body portion; an actuation assembly operatively supported at a proximal end of the body portion; an anvil assembly movably mounted at th

According to an aspect of the present disclosure, an apparatus for forming an anastomosis between adjacent sections of tissue is provided. The apparatus includes a body portion; an actuation assembly operatively supported at a proximal end of the body portion; an anvil assembly movably mounted at the distal end of the body portion for movement toward and away from the body portion; an approximation assembly extending between the body portion and the anvil assembly for moving the anvil toward and away from the tubular body portion; a dispersion assembly operatively associated with the approximation assembly, the dispersion assembly including at least one angled surface defining at least one channel interposed between the anvil assembly and the body portion and being configured to dispense a fluid therefrom; and at least one conduit for conducting wound treatment material to the dispersion assembly.

대표청구항 ▼

What is claimed is: 1. An apparatus for forming an anastomosis between adjacent sections of tissue, comprising: a body portion; an actuation assembly operatively supported at a proximal end of the body portion; an anvil assembly movably mounted at a distal end of the body portion for movement towar

What is claimed is: 1. An apparatus for forming an anastomosis between adjacent sections of tissue, comprising: a body portion; an actuation assembly operatively supported at a proximal end of the body portion; an anvil assembly movably mounted at a distal end of the body portion for movement toward and away from the body portion; an approximation assembly extending between the body portion and the anvil assembly for moving the anvil assembly toward and away from the body portion; a dispersion assembly operatively associated with the approximation assembly, the dispersion assembly including at least one angled surface defining at least one channel interposed between the anvil assembly and the body portion and being configured to dispense a fluid therefrom, wherein the dispersion assembly includes: a manifold having a plurality of ejection ports for dispensing wound treatment material, the channel directing the wound treatment material across the ejection ports, wherein the ejection ports include: a plurality of first ejection ports formed therein for dispensing a first wound treatment material; and a plurality of second ejection ports formed therein for dispensing a second wound treatment material different from the first wound treatment material; wherein the plurality of first ejection ports and the plurality of second ejection ports are both provided on opposed sides of the manifold; and wherein the plurality of first ejection ports and the plurality of second ejection ports are radially oriented; and at least one conduit for conducting wound treatment material to the dispersion assembly. 2. The apparatus according to claim 1, wherein the at least one conduit includes: a first conduit having a distal end in fluid communication with the plurality of first ejection ports formed in the manifold; and a second conduit having a distal end in fluid communication with the plurality of second ejection ports formed in the manifold. 3. The apparatus according to claim 2, wherein a distal end portion of the manifold is tapered at an angle relative to a longitudinal axis of the body portion, and the plurality of first ejection ports and the plurality of second ejection ports are disposed in a distal end portion of the manifold. 4. The apparatus according to claim 3, wherein the dispersion assembly further includes: a cap operatively connected to a distal end of the manifold in such a manner so as to define a channel between an outer surface of the distal end portion of the manifold and an inner surface of the cap. 5. The apparatus according to claim 4, wherein the at least one ejection port includes at least one third ejection port that communicates with the channel defined between the outer surface of the distal end portion of the manifold and the inner surface of the cap. 6. The apparatus according to claim 5, further comprising: a third conduit having a distal end in fluid communication with the third ejection port. 7. The apparatus according to claim 6, wherein the first conduit is connectable to a first fluid source, the second conduit is connectable to a second fluid source, and the third conduit is connectable to a third fluid source. 8. The apparatus according to claim 7, wherein the first fluid source includes a first part of a multi-part wound treatment material, and wherein the second fluid source includes a second part of the multi-part wound treatment material. 9. The apparatus according to claim 8, wherein the multi-part wound treatment material is a sealant. 10. The apparatus according to claim 9, wherein the third source includes a fluid. 11. The apparatus according to claim 10, wherein the cap and the distal end portion of the manifold are shaped so that the channel directs the fluid in a substantially proximal direction. 12. The apparatus according to claim 11, wherein the fluid ejected from the channel causes the first and second parts of the multi-part wound treatment material to mix. 13. The apparatus according to claim 1, wherein the actuation assembly comprises at least one handle connected to the body portion. 14. The apparatus according to claim 13, wherein the approximation assembly includes: a threaded rod member threadingly engaging the at least one handle; and a knob member operatively connected to a proximal end of the threaded rod member. 15. The apparatus according to claim 14, wherein the dispersion assembly is operatively associated with the distal end of the threaded rod member. 16. The apparatus according to claim 15, wherein the threaded rod member includes windows formed on opposite sides thereof, wherein the windows are in registration with the at least one ejection port. 17. The apparatus according to claim 16, wherein the distal end of the threaded rod member comprises a connection member defining the windows, wherein a distal end of the connection member is configured to selectively engage a stem of an anvil assembly. 18. A circular surgical stapling apparatus, comprising: a tubular body portion having an actuator; a staple pusher member operatively disposed at a distal end of the tubular body portion and being operatively connected to the actuator for expelling an annular array of staples from the tubular body portion; an anvil assembly movably mounted at the distal end of the tubular body portion for movement toward and away from the tubular body portion; an approximation assembly extending between the tubular body portion and the anvil assembly for moving the anvil assembly toward and away from the tubular body portion; a nozzle operatively associated with the approximation assembly, the nozzle including at least one ejection port disposed between the anvil assembly and the tubular body portion and being configured to dispense at least one fluid, wherein the nozzle includes a manifold having: a plurality of first ejection ports formed therein for dispensing a first wound treatment material; and a plurality of second ejection ports formed therein for dispensing a second wound treatment material different from the first wound treatment material; wherein the plurality of first ejection ports and the plurality of second ejection ports are both provided on opposed sides of the manifold; wherein the plurality of first ejection Ports and the plurality of second ejection ports are radially oriented; and at least one conduit for conducting wound treatment material to the nozzle. 19. The apparatus according to claim 18, wherein the at least one conduit includes: a first conduit having a distal end in fluid communication with the plurality of first ejection ports formed in the manifold; and a second conduit having a distal end in fluid communication with the plurality of second ejection ports formed in the manifold. 20. The apparatus according to claim 19, wherein a distal end portion of the manifold is tapered at an angle relative to a longitudinal axis, and the plurality of first ejection ports and the plurality of second ejection ports are disposed in the distal end portion of the manifold. 21. The apparatus according to claim 20, wherein the nozzle further includes: a cap operatively connected to a distal end of the manifold in such a manner so as to define a channel between an outer surface of the distal end portion of the manifold and an inner surface of the cap. 22. The apparatus according to claim 21, wherein the at least one ejection port includes at least one third ejection port that communicates with the channel. 23. The apparatus according to claim 22, further comprising: a third conduit having a distal end in fluid communication with the third ejection port. 24. The apparatus according to claim 23, wherein the first conduit is connectable to a first fluid source, the second conduit is connectable to a second fluid source, and the third conduit is connectable to a third fluid source. 25. The apparatus according to claim 24, wherein the first fluid source includes a first part of a two-part wound treatment material, and wherein the second source includes a second part of the two-part wound treatment material. 26. The apparatus according to claim 25, wherein the two-part wound treatment material is a bio-adhesive. 27. The apparatus according to claim 26, wherein the third fluid source includes a compressed fluid. 28. The apparatus according to claim 27, wherein the cap and the distal end portion of the manifold are shaped so that the channel directs the fluid into a substantially proximal direction. 29. The apparatus according to claim 28, wherein the fluid ejected from the channel causes the first and second parts of the two-part wound treatment material to mix. 30. The apparatus according to claim 18, wherein the actuator comprises at least one handle connected to the tubular body portion. 31. The apparatus according to claim 30, wherein the approximation assembly includes: a threaded rod member threadingly engaging the at least one handle; and a knob member operatively connected to a proximal end of the threaded rod member. 32. The apparatus according to claim 31, wherein the nozzle of the wound treatment material dispersion system is operatively associated with the distal end of the threaded rod member. 33. The apparatus according to claim 32, wherein the threaded rod member includes windows formed on opposite sides thereof, the windows being in registration with the at least one ejection port. 34. The apparatus according to claim 33, wherein the distal end of the threaded rod member comprises a connection member defining the windows, a distal end of the connection member is configured to selectively engage a stem of an anvil assembly.