SYSTEM AND METHOD FOR BONDING LIVING TISSUE

• US 20100280545A1
• Filed: 04/30/2008
• Published: 11/04/2010
• Est. Priority Date: 05/10/2007
• Status: Abandoned Application

• Current Assignee: SERAFFIX LTD.
• Original Assignee: SERAFFIX LTD.
• Inventors: Fridman, Ofer
• Application Number:
  US12/599,571
• Publication Number:
  US 20100280545A1
• Time in Patent Office: Days
• US Class Current: 606/213
• CPC Class Codes: A61B 17/00491 Surgical glue applicators surgical adhesives A61L24/00; two-component delivery syringes A61M5/19
• CPC Class Codes: A61B 2017/00504 Tissue welding
• CPC Class Codes: A61B 2017/081 Tissue approximator A61B2017/1103, A61B17/8866 take precedence

Abstract

A system for bonding living tissue including first tissue displacer functionality operative initially to cause displacement of edges of tissue into a mutual touching relationship along a seam prior to bonding thereof and second tissue displacer functionality operative following operation of the first tissue displacer functionality to cause displacement of the edges into a mutual non-touching relationship wherein the edges are in mutual propinquity.

Claims

1. A system for bonding living tissue comprising:

first tissue displacer functionality operative initially to cause displacement of edges of tissue into a mutual touching relationship along a seam prior to bonding thereof; and

second tissue displacer functionality operative following operation of said first tissue displacer functionality to cause displacement of said edges into a mutual non-touching relationship wherein said edges are in mutual propinquity.

2. A system for bonding living tissue according to claim 1 and also comprising:

tissue bonding functionality operative following operation of said first and second displacer functionalities to apply energy to said edges of said tissue; and

third tissue displacer functionality operative to cause displacement of said edges of said tissue into said mutual touching relationship along said seam for bonding thereof.

3. A system for bonding living tissue according to claim 2 and also comprising:

a tissue bonding enhancement material dispenser operative following operation of said second tissue displacer functionality and at least partially prior to said tissue bonding functionality to apply a tissue bonding enhancement material to said edges when said edges are in said mutual non-touching relationship wherein said edges are in mutual propinquity.

4. A system for bonding living tissue according to claim 1 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof and relative displacement thereof, thereby to bring said opposite facing edges into mutual propinquity, at least one of said at least first and second tissue engagement elements being transparent to radiant energy at least at a region thereof overlying said opposite facing edges.

5. A system for bonding living tissue according to claim 1 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof; and

at least first and second linearly displaceable elements operatively engageable with said first and second tissue engagement elements for providing relative displacement of said at least first and second tissue engagement elements, wherein operative engagement of said at least first and second linearly displaceable elements with said at least first and second tissue engagement elements includes at least the following modes of operation;

a first closing mode of operation wherein generally parallel displacement of said first and second linearly displaceable elements towards each other produces generally non-parallel displacement of said at least first and second tissue engagement elements towards each other;

a second opening mode of operation wherein generally parallel displacement of said first and second linearly displaceable elements away from each other produces generally parallel displacement of said at least first and second tissue engagement elements away from each other; and

a third closing mode of operation wherein linear displacement of said first and second linearly displaceable elements towards each other produces generally parallel displacement of said at least first and second tissue engagement elements towards each other.

6. A system for bonding living tissue according to claim 1 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof for providing relative displacement of said opposite facing edges into and out of mutual propinquity.

7. A system for bonding living tissue according to claim 1 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof and relative displacement thereof, thereby to bring said opposite facing edges into desired mutual propinquity; and

a bonding enhancement material dispenser mounted with respect to at least one of said at least first and second tissue engagement elements for dispensing tissue bonding enhancement material onto said opposite facing edges when in said desired mutual propinquity.

8. A system for bonding living tissue according to claim 1 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof; and

at least first and second displaceable elements operatively engageable with said first and second tissue engagement elements for providing relative displacement of said at least first and second tissue engagement elements into and out of propinquity, such that said opposite facing edges of said tissue are mutually displaced into and out of touching engagement; and

at least one retainer operative, independently of the first and second displaceable elements, for retaining said at least first and second tissue engagement elements in propinquity, such that said opposite facing edges of said tissue are in touching engagement.

9. A system for bonding living tissue according to claim 3 and wherein said tissue bonding enhancement material dispenser is at least partially integrated with a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof and relative displacement thereof, thereby to bring said opposite facing edges into mutual propinquity, at least one of said at least first and second tissue engagement elements being transparent to radiant energy at least at a region thereof overlying said opposite facing edges.

10. A system for bonding living tissue according to claim 3 and wherein said tissue bonding enhancement material dispenser comprises a gas driven sprayer for applying said tissue bonding enhancement material onto said edges.

11. A system for bonding living tissue comprising:

tissue bonding functionality operative to apply energy to edges of tissue and to cause displacement of said edges of said tissue into mutual touching relationship along a seam for bonding thereof.

12. A system for bonding living tissue according to claim 11 and also comprising a tissue bonding enhancement material dispenser operative at least partially prior to operation of said tissue bonding functionality to apply a tissue bonding enhancement material to said edges when said edges are in said mutual non-touching relationship wherein said edges are in mutual propinquity.

13. A system for bonding living tissue according to claim 11 and also comprising:

tissue displacer functionality operative prior to operation of said tissue bonding functionality to cause displacement of said edges into a mutual non-touching relationship wherein said edges are in mutual propinquity.

14. A system for bonding living tissue according to claim 11 and also comprising:

first tissue displacer functionality operative initially to cause displacement of edges of tissue into a mutual touching relationship along a seam prior to bonding thereof; and

second tissue displacer functionality operative following operation of said first tissue displacer functionality to cause displacement of said edges into a mutual non-touching relationship wherein said edges are in mutual propinquity.

15. A system for bonding living tissue according to claim 11 and wherein said tissue bonding functionality is operative initially to apply energy to relatively more interior portions of said edges of said tissue and to cause displacement of said relatively more interior portions of said edges of said tissue into said mutual touching relationship along said seam for bonding thereof and thereafter to apply energy to relatively less interior portions of said edges of said tissue and to cause displacement of said relatively less interior portions of said edges of said tissue into said mutual touching relationship along said seam for bonding thereof.

16. A system for bonding living tissue according to claim 15 and wherein said tissue bonding functionality is operative sequentially initially to apply energy to relatively more interior portions of said edges of said tissue and to cause displacement of said relatively more interior portions of said edges of said tissue into said mutual touching relationship along said seam for bonding thereof and thereafter sequentially to apply energy to increasingly less interior portions of said edges of said tissue and to cause displacement of said increasingly less interior portions of said edges of said tissue into said mutual touching relationship along said seam for bonding thereof.

17. A system for bonding living tissue according to claim 13 and wherein said tissue displacer functionality employs a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof and relative displacement thereof, thereby to bring said opposite facing edges into mutual propinquity, at least one of said at least first and second tissue engagement elements being transparent to radiant energy at least at a region thereof overlying said opposite facing edges.

18. A system for bonding living tissue according to claim 14 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof; and

at least first and second linearly displaceable elements operatively engageable with said first and second tissue engagement elements for providing relative displacement of said at least first and second tissue engagement elements, wherein operative engagement of said at least first and second linearly displaceable elements with said at least first and second tissue engagement elements includes at least the following modes of operation;

a first closing mode of operation wherein generally parallel displacement of said first and second linearly displaceable elements towards each other produces generally non-parallel displacement of said at least first and second tissue engagement elements towards each other;

a second opening mode of operation wherein generally parallel displacement of said first and second linearly displaceable elements away from each other produces generally parallel displacement of said at least first and second tissue engagement elements away from each other; and

a third closing mode of operation wherein linear displacement of said first and second linearly displaceable elements towards each other produces generally parallel displacement of said at least first and second tissue engagement elements towards each other.

19. A system for bonding living tissue according to claim 14 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof for providing relative displacement of said opposite facing edges into and out of mutual propinquity.

20. A system for bonding living tissue according to claim 14 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent edges thereof and relative displacement thereof, thereby to bring said edges into desired mutual propinquity; and

a bonding enhancement material dispenser mounted with respect to at least one of said at least first and second tissue engagement elements for dispensing tissue bonding enhancement material onto said edges when in said desired mutual propinquity.

21. A system for bonding living tissue comprising:

tissue bonding functionality operative to apply energy to edges of tissue for bonding thereof along a seam and including a computer-controlled energy impingement location displacer for displacement of an impingement location of said energy along said seam.

22. A system for bonding living tissue according to claim 21 and wherein said computer-controlled energy impingement location displacer comprises a displacer that is capable of movement in at least two mutually perpendicular directions in a plane.

23. A system for bonding living tissue according to claim 21 and wherein said computer-controlled energy impingement location displacer comprises a displacer that is capable of movement in at least three mutually perpendicular directions.

24. A system for bonding living tissue according to claim 21 and wherein said computer-controlled energy impingement location displacer includes a seam designator operative to designate said seam in a frame of reference and is operative to displace said impingement location of said energy along said seam, designated by said seam designator.

27. A system for bonding living tissue according to claim 21 and wherein said tissue bonding functionality also comprises an optical waveguide carrying energy from a laser and wherein said computer-controlled energy impingement location displacer displaces at least an end of said optical waveguide.

28. A system for bonding living tissue according to claim 21 and also comprising a computer-controlled tissue displacer operative to cause displacement of said edges of said tissue into mutual touching relationship along said seam for bonding thereof in coordination with operation of said computer-controlled energy impingement location displacer, whereby application of energy to said edges of said tissue at a given location is quickly followed by displacement of said edges of said tissue at said location into mutual touching relationship.

29. A system for bonding living tissue according to claim 28 and wherein the operation of said computer-controlled tissue displacer and of said computer-controlled energy impingement location displacer are coordinated such that application of energy to said edges of said tissue at a given location followed by displacement of said edges of said tissue at said location into mutual touching relationship proceeds sequentially along said seam.

30. A system for bonding living tissue according to claim 21 and wherein said computer-controlled energy impingement location displacer includes a displaceable optical pathway and also comprising a temperature sensor operative to sense temperature at said impingement location of said energy along said seam via at least part of said displaceable optical pathway.

31. A system for bonding living tissue according to claim 28 and wherein said computer-controlled tissue displacer includes a tissue tension force sensor for measuring the amount of tensile force applied to said edges of said tissue when displaced into said mutually touching relationship.

32. A system for bonding living tissue according to claim 31 and wherein said tissue tension force sensor is operative to provide an output indication of a measured tissue tension parameter.

33. A system for bonding living tissue according to claim 21 and also comprising:

first tissue displacer functionality operative initially to cause displacement of edges of tissue into a mutual touching relationship along a seam prior to bonding thereof; and

second tissue displacer functionality operative following operation of said first tissue displacer functionality to cause displacement of said edges into a mutual non-touching relationship wherein said edges are in mutual propinquity.

34. A system for bonding living tissue according to claim 33 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof and relative displacement thereof, thereby to bring said opposite facing edges into mutual propinquity, at least one of said at least first and second tissue engagement elements being transparent to radiant energy at least at a region thereof overlying said opposite facing edges.

35. A system for bonding living tissue according to claim 33 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof; and

at least first and second linearly displaceable elements operatively engageable with said first and second tissue engagement elements for providing relative displacement of said at least first and second tissue engagement elements, wherein operative engagement of said at least first and second linearly displaceable elements with said at least first and second tissue engagement elements includes at least the following modes of operation;

a first closing mode of operation wherein generally parallel displacement of said first and second linearly displaceable elements towards each other produces generally non-parallel displacement of said at least first and second tissue engagement elements towards each other;

a second opening mode of operation wherein generally parallel displacement of said first and second linearly displaceable elements away from each other produces generally parallel displacement of said at least first and second tissue engagement elements away from each other; and

a third closing mode of operation wherein linear displacement of said first and second linearly displaceable elements towards each other produces generally parallel displacement of said at least first and second tissue engagement elements towards each other.

36. A system for bonding living tissue according to claim 33 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof for providing relative displacement of said opposite facing edges into and out of mutual propinquity.

37. A system for bonding living tissue according to claim 33 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof and relative displacement thereof, thereby to bring said edges into desired mutual propinquity; and

a bonding enhancement material dispenser mounted with respect to at least one of said at least first and second tissue engagement elements for dispensing tissue bonding enhancement material onto said edges when in said desired mutual propinquity.

38. A system for bonding living tissue according to claim 33 and wherein said first and second tissue displacer functionalities employ a tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof;

at least first and second displaceable elements operatively engageable with said first and second tissue engagement elements for providing relative displacement of said at least first and second tissue engagement elements into and out of propinquity, such that said opposite facing edges of said tissue are mutually displaced into and out of touching engagement; and

at least one retainer operative, independently of the first and second displaceable elements, for retaining said at least first and second tissue engagement elements in propinquity, such that said opposite facing edges of said tissue are in touching engagement.

39. A system for bonding living tissue according to claim 21 and also comprising a tissue bonding enhancement material dispenser.

40. A system for bonding living tissue according to claim 39 and wherein said tissue bonding enhancement material dispenser comprises a gas driven sprayer for applying tissue bonding enhancement material onto said edges.

25-26. -26. (canceled)

41. A tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof; and

at least first and second linearly displaceable elements operatively engageable with said first and second tissue engagement elements for providing relative displacement of said at least first and second tissue engagement elements, wherein operative engagement of said at least first and second linearly displaceable elements with said at least first and second tissue engagement elements includes at least the following modes of operation;

a first closing mode of operation wherein generally parallel displacement of said first and second linearly displaceable elements towards each other produces generally non-parallel displacement of said at least first and second tissue engagement elements towards each other;

a second opening mode of operation wherein generally parallel displacement of said first and second linearly displaceable elements away from each other produces generally parallel displacement of said at least first and second tissue engagement elements away from each other; and

a third closing mode of operation wherein linear displacement of said first and second linearly displaceable elements towards each other produces generally parallel displacement of said at least first and second tissue engagement elements towards each other.

42. A tissue displacer assembly according to claim 41 and wherein at least one of said at least first and second tissue engagement elements is transparent to radiant energy at least at a region thereof overlying said opposite facing edges.

43. A tissue displacer assembly according to claim 41 and also comprising at least one retainer operative, independently of the first and second linearly displaceable elements, for retaining said at least first and second tissue engagement elements in propinquity, such that said opposite facing edges of said tissue are in touching engagement.

44. A tissue manipulation assembly comprising:

a chassis;

a plurality of individually controllable motors;

a plurality of arms each at least partially positioned by one of said plurality of motors; and

a tissue engagement head mounted onto each of said plurality of arms,

said tissue manipulation assembly having at least the following modes of operation;

a first closing mode of operation wherein generally non-parallel displacement of said first and second tissue engagement heads towards each other takes place; and

a second closing mode of operation wherein linear displacement of said first and second tissue engagement heads towards each other produces generally parallel displacement of said at least first and second tissue engagement elements towards each other.

45. A tissue manipulation assembly according to claim 44 and wherein said first closing mode of operation initially employs less than all of said tissue engagement heads.

46. A tissue manipulation assembly according to claim 44 and wherein said tissue engagement head comprises a vacuum engagement head arranged for selectable engagement with tissue adjacent a cut.

47. A tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof and relative displacement thereof, thereby to bring said opposite facing edges into mutual propinquity, at least one of said at least first and second tissue engagement elements being transparent to radiant energy at least at a region thereof overlying said opposite facing edges.

48. A tissue displacer assembly according to claim 47 and also comprising at least one retainer operative, independently of the first and second displaceable elements, for retaining said at least first and second tissue engagement elements in propinquity, such that said opposite facing edges of said tissue are in touching engagement.

49. A tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof for providing relative displacement of said opposite facing edges into and out of mutual propinquity.

50. A tissue displacer assembly according to claim 49 and wherein relative displacement of said at least first and second tissue engagement elements includes at least the following modes of operation:

a first closing mode of operation wherein generally parallel displacement of said first and second tissue engagement elements towards each other brings said opposite facing edges towards each other; and

a second opening mode of operation wherein generally parallel displacement of said first and second tissue engagement elements away from each other moves said opposite facing edges away from each other.

51. A tissue displacer assembly according to claim 49 and also comprising at least one retainer operative for retaining said at least first and second tissue engagement elements in propinquity, such that said opposite facing edges of said tissue are in touching engagement.

52. A tissue displacer assembly according to claim 51 and wherein said at least one retainer comprises a bandage assembly comprising:

a pair of side bandage portions, each having an adhesive surface for attachment to a patient'"'"'s body and a release layer;

a plurality of conduits, fixed to each bandage portion; and

a plurality of elongate elements each extending through a corresponding one of the plurality of conduits, one end of each of the elongate elements extending through conduits on each side bandage portion being connected to a common pull-tab and an opposite end of each of the elongate elements extending through conduits on each side bandage portion being fixed to an opposite side bandage portion.

53. A tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof and relative displacement thereof, thereby to bring said edges into desired mutual propinquity; and

a bonding enhancement material dispenser mounted with respect to at least one of said at least first and second tissue engagement elements for dispensing tissue bonding enhancement material onto said edges when in said desired mutual propinquity.

54. A tissue displacer assembly according to claim 53 and wherein said bonding enhancement material dispenser comprises a gas driven sprayer for applying said tissue bonding enhancement material onto said edges.

55. A tissue displacer assembly according to claim 53 and also comprising at least one retainer operative for retaining said at least first and second tissue engagement elements in propinquity, such that said edges of said tissue are in touching engagement

56. A tissue displacer assembly according to claim 55 and wherein said at least one retainer comprises a bandage assembly comprising:

a pair of side bandage portions, each having an adhesive surface for attachment to a patient'"'"'s body and a release layer;

a plurality of conduits, fixed to each bandage portion; and

a plurality of elongate elements each extending through a corresponding one of the plurality of conduits, one end of each of the elongate elements extending through conduits on each side bandage portion being connected to a common pull-tab and an opposite end of each of the elongate elements extending through conduits on each side bandage portion being fixed to an opposite side bandage portion.

57. (canceled)

58. A tissue displacer assembly comprising:

at least first and second tissue engagement elements arranged for removable engagement with tissue adjacent opposite facing edges thereof;

at least first and second displaceable elements operatively engageable with said first and second tissue engagement elements for providing relative displacement of said at least first and second tissue engagement elements into and out of propinquity, such that said opposite facing edges of said tissue are mutually displaced into and out of touching engagement; and

at least one retainer operative, independently of the first and second displaceable elements, for retaining said at least first and second tissue engagement elements in propinquity, such that said opposite facing edges of said tissue are in touching engagement;

said at least one retainer comprising a bandage assembly comprising;

a pair of side bandage portions, each having an adhesive surface for attachment to a patient'"'"'s body and a release layer;

a plurality of conduits, fixed to each bandage portion; and

a plurality of elongate elements each extending through a corresponding one of the plurality of conduits, one end of each of the elongate elements extending through conduits on each side bandage portion being connected to a common pull-tab and an opposite end of each of the elongate elements extending through conduits on each side bandage portion being fixed to an opposite side bandage portion.

59-71. -71. (canceled)