Surgical Device

• US 20090101692A1
• Filed: 09/22/2008
• Published: 04/23/2009
• Est. Priority Date: 09/21/2007
• Status: Active Grant

• Current Assignee: Covidien LP (Medtronic Plc)
• Original Assignee: Power Medical Interventions, Inc. (Medtronic Plc)
• Inventors: Whitman, Michael P., Datcuk, Peter, Malinouskas, Donald, Nicholas, David
• Granted Patent: US 7,963,433 B2
• Time in Patent Office: Days
• US Class Current: 227/175.100
• CPC Class Codes: A61B 17/068 Surgical staplers , e.g. containing multiple staples or clampsstaplers containing only one staple A61B17/10; magazines or containers for staples A61B17/105; for performing anastomosis A61B17/115; staplers in general B25C5/00
• CPC Class Codes: A61B 17/072 for applying a row of staples in a single action , e.g. the staples being applied simultaneously
• CPC Class Codes: A61B 17/07207 the staples being applied sequentially
• CPC Class Codes: A61B 2017/00199 with a console, e.g. a control panel with a display
• CPC Class Codes: A61B 2017/00398 using powered actuators, e.g. stepper motors, solenoids
• CPC Class Codes: A61B 2017/00464 for use with different instruments with hole for different instruments A61B2017/22072
• CPC Class Codes: A61B 2017/00734 battery operated
• CPC Class Codes: A61B 2017/07214 Stapler heads
• CPC Class Codes: A61B 2017/2912 transmission of forces to actuating rod or piston
• CPC Class Codes: A61B 2017/2923 Toothed members, e.g. rack and pinion
• CPC Class Codes: A61B 2017/2926 Details of heads or jaws
• CPC Class Codes: A61B 2017/2943 Toothed members, e.g. rack and pinion
• CPC Class Codes: A61B 90/98 using electromagnetic means, e.g. transponders

Abstract

A surgical device is provided, the surgical device including a first driver for performing a first movement function; a second driver for performing a second movement function; a first rotatable drive shaft configured, upon actuation, to cause selective engagement of one of the first and second drivers with a second rotatable drive shaft, wherein the second rotatable drive shaft is configured to drive the selectively engaged one of the first and second drivers. Third and fourth drivers may also be included. The drivers may function to rotate a shaft portion of the surgical device relative to, and about the longitudinal axis of, a handle; move a jaw portion relative to the shaft portion; move a first jaw relative to a second jaw; and/or move a surgical member within the second jaw.

Claims

1. A surgical device, comprising:

a first driver for performing a first movement function;

a second driver for performing a second movement function; and

a first rotatable drive shaft configured to cause engagement of a selected one of the first and second drivers with a second rotatable drive shaft,

wherein the second rotatable drive shaft is configured to drive the selected one of the first and second drivers.

2. The surgical device of claim 1, further comprising:

a third driver for performing a third movement function,

wherein the first rotatable drive shaft is configured to cause engagement of a selected one of the first, second and third drivers with the second rotatable drive shaft,

and wherein the second rotatable drive shaft is configured to drive the selected one of the first, second and third drivers.

3. The surgical device of claim 2, further comprising:

a fourth driver for performing a fourth movement function,

wherein the first rotatable drive shaft is configured to cause engagement of a selected one of the first, second, third and fourth drivers with the second rotatable drive shaft,

and wherein the second rotatable drive shaft is configured to drive the selected one of the first, second, third and fourth drivers.

4. The surgical device of claim 1, wherein the first rotatable drive shaft is actuatable so as to change which one of the first and second drivers is selected for engagement with the second rotatable drive shaft.

5. The surgical device of claim 3, wherein each one of the first, second, third and fourth drivers include at least one gear that, when selected, is drivable by the second rotatable drive shaft.

6. The surgical device of claim 5, wherein a first selected one of the first, second, third and fourth drivers has at least one gear in common with a second selected one of the first, second, third and fourth drivers.

7. The surgical device of claim 1, further comprising:

a shaft portion coupled to a handle, the handle defining a longitudinal axis,

and wherein at least one of the first and second movement functions includes rotating, upon actuation of the second rotatable drive shaft, a shaft portion of the surgical device relative to, and about a longitudinal axis of, a handle of the surgical device.

8. The surgical device of claim 7, wherein actuation of the second rotatable drive shaft in a first rotational direction causes pivotal movement of the shaft portion in a first rotational direction relative to, and about the longitudinal axis of, the handle,

and actuation of the second rotatable drive shaft in a second rotational direction causes pivotal movement of the shaft portion in a second rotational direction that is opposite the first rotational direction relative to, and about the longitudinal axis of, the handle.

9. The surgical device of claim 1, further comprising:

a jaw portion coupled to a shaft portion,

and wherein at least one of the first and second movement functions includes moving, upon actuation of the second rotatable drive shaft, a jaw portion of the surgical device relative to a shaft portion of the surgical device.

10. The surgical device of claim 9, wherein actuation of the second rotatable drive shaft in a first rotational direction causes pivotal movement of the jaw portion in a first rotational direction relative to the shaft portion,

and actuation of the second rotatable drive shaft in a second rotational direction causes pivotal movement of the jaw portion in a second rotational direction that is opposite the first rotational direction relative to the shaft portion.

11. The surgical device of claim 10, wherein the jaw portion and the shaft portion define respective longitudinal axes, and wherein the jaw portion pivots relative to a shaft portion about a longitudinal axis that is perpendicular to the longitudinal axes of the jaw portion and the shaft portion.

12. The surgical device of claim 1, further comprising:

a jaw portion that includes a first jaw and a second jaw in opposed correspondence with each other,

and wherein at least one of the first and second movement functions includes moving, upon actuation of the second rotatable drive shaft, the first jaw relative to the second jaw.

13. The surgical device of claim 11, wherein actuation of the second rotatable drive shaft in a first rotational direction causes movement of the first jaw in a first rotational direction relative to the second jaw,

and actuation of the second rotatable drive shaft in a second rotational direction causes pivotal movement of the first jaw in a second rotational direction that is opposite the first rotational direction relative to the second jaw.

14. The surgical device of claim 13, wherein the first and second jaws define respective longitudinal axes, and wherein the first jaw pivots relative to the second jaw about a longitudinal axis that is perpendicular to the longitudinal axes of the first and second jaws.

15. The surgical device of claim 1, further comprising:

a first jaw; and

a second jaw in opposed correspondence with the first jaw, the second jaw including a surgical member,

and wherein at least one of the first and second movement functions includes driving, upon actuation of the second rotatable drive shaft, the surgical member within the second jaw.

16. The surgical device of claim 15, wherein actuation of the second rotatable drive shaft in a first rotational direction causes movement of the surgical member in a first direction within the second jaw,

and actuation of the second rotatable drive shaft in a second rotational direction causes movement of the surgical member in a second direction that is opposite the first direction within the second jaw.

17. The surgical device of claim 15, wherein the surgical member includes at least one of a cutting element and a stapling element.

18. The device of claim 1, wherein the first and second rotatable drive shafts are coupleable to respective drive couplings of an electro-mechanical driver.

19. The device of claim 1, further comprising at least one motor, the at least one motor configured to rotate the first and second rotatable drive shafts.

20. The surgical device of claim 1, further comprising a sensor for sensing a position of a movement function component, the sensor providing a signal to a controller corresponding to the selected one of the first and second drivers.

21. A surgical system, comprising:

an electro-mechanical driver unit including at least one motor unit; and

a surgical attachment comprising;

a first driver for performing a first movement function;

a second driver for performing a second movement function; and

a first rotatable drive shaft coupleable to the at least one motor unit and configured to cause engagement of a selected one of the first and second drivers with a second rotatable drive shaft,

wherein the second rotatable drive shaft is coupleable to the at least one motor unit and is configured to drive the selected one of the first and second drivers via the at least one motor unit.

22. The surgical system of claim 21,

wherein the surgical attachment further comprises:

a third driver for performing a third movement function,

wherein the first rotatable drive shaft is configured to cause a selected one of the first, second and third drivers with the second rotatable drive shaft,

and wherein the second rotatable drive shaft is configured to drive the selected one of the first, second and third drivers.

23. The surgical system of claim 22,

wherein the surgical attachment further comprises:

a fourth driver for performing a fourth movement function,

wherein the first rotatable drive shaft is configured to cause a selected one of the first, second, third and fourth drivers with the second rotatable drive shaft,

and wherein the second rotatable drive shaft is configured to drive the selected one of the first, second, third and fourth drivers.

24. The surgical system of claim 21, wherein the surgical attachment further comprises:

a jaw portion, having a first jaw in opposed correspondence with a second jaw, the second jaw including a surgical member;

a shaft portion coupled to a proximal end of the jaw portion;

a handle defining a longitudinal axis;

at least one of the first, second, third and fourth drivers for rotating the shaft portion of the surgical device relative to, and about the longitudinal axis of, the handle;

at least one of the first, second, third and fourth drivers for moving the jaw portion relative to the shaft portion;

at least one of the first, second, third and fourth drivers for moving the first jaw relative to the second jaw;

at least one of the first, second, third and fourth drivers for moving the surgical member within the second jaw.

25. The surgical system of claim 21, further comprising a control system configured to control the at least one motor unit.

26. The surgical system of claim 25, wherein the control system is disposed within a housing.

27. The surgical system of claim 26, wherein the control system includes at least one control device mounted on the surgical attachment.

29. A method for operating a surgical device comprising the steps of:

selecting via a first rotatable drive shaft one of a first driver and a second driver, the first driver for performing a first movement function of the surgical device and the second driver for performing a second movement function of the surgical device;

engaging the selected one of the first and second drivers with a second rotatable drive shaft; and

driving, via the second rotatable drive shaft, the selected one of the first and second drivers.

30. The method of claim 29, wherein the surgical device further comprises a third driver for performing a third movement function of the surgical device,

wherein the engaging step includes engaging a selected one of the first, second and third drivers with the second rotatable drive shaft;

and

the driving step includes driving, via the second rotatable drive shaft, the selected one of the first, second and third drivers.

31. The method of claim 30, wherein the surgical device further comprises a fourth driver for performing a fourth movement function of the surgical device,

and wherein the engaging step includes engaging a selected one of the first, second, third and fourth drivers with the second rotatable drive shaft;

and

wherein the driving step includes driving, via the second rotatable drive shaft, the selected one of the first, second, third and fourth drivers.

32. The method of claim 29, wherein the surgical device further comprises a shaft portion coupled to a handle, the handle defining a longitudinal axis, the method further comprising the steps of:

actuating the second rotatable drive shaft; and

rotating, via the second rotatable drive shaft, the shaft portion of the surgical device relative to, and about the longitudinal axis of, the handle of the surgical device.

33. The method of claim 29, wherein the surgical device further comprises a jaw portion coupled to a shaft portion, the method further comprising the steps of:

actuating the second rotatable drive shaft; and

moving, via the second rotatable drive shaft, the jaw portion relative to the shaft portion.

34. The method of claim 29, wherein the surgical device further comprises a first jaw coupled to a second jaw, the method further comprising the steps of:

actuating the second rotatable drive shaft; and

moving, via the second rotatable drive shaft, the first jaw relative to the second jaw.

35. The method of claim 29, wherein the surgical device further comprises a jaw including a surgical member, the method further comprising the steps of:

actuating the second rotatable drive shaft; and

moving, via the second rotatable drive shaft, the surgical member within the jaw.

36. The method of claim 29, further comprising the step of controlling the operation of the surgical device via a control system.

37. The method of claim 36, wherein the controlling step includes operating the surgical device via signals received by the control system via at least one control device mounted on the surgical device.

38. A surgical device comprising:

a jaw portion, having a first jaw in opposed correspondence with a second jaw, the second jaw including a surgical member;

a shaft portion coupled to a proximal end of the jaw portion;

a handle defining a longitudinal axis;

at least one motor configured to rotate the shaft portion of the surgical device relative to the handle, move the jaw portion relative to the shaft portion, move the first jaw relative to the second jaw and move the surgical member within the second jaw.

28. The surgical system of claim 39, wherein the control device includes a wireless remote control unit.

39. The surgical device of claim 38, wherein the at least one motor is mounted in the handle.

40. The surgical device of claim 38, further comprising:

a remote housing, wherein the at least one motor is mounted in the remote housing.

41. The surgical device of claim 40, further comprising:

a flexible shaft for coupling the surgical device to the at least one motor in the remote housing.

42. The surgical device of claim 41, wherein the surgical device includes, in the handle, a first rotatable drive shaft and a second rotatable drive shaft,

and wherein the flexible shaft includes a first rotatable drive shaft coupleable to the first rotatable drive shaft in the handle and a second rotatable drive shaft coupleable to the second rotatable drive shaft in the handle.

43. The surgical device of claim 42, wherein the first rotatable drive shaft in the handle is configured to cause engagement of a selected driver with the second rotatable drive shaft.

44. The surgical device of claim 42, wherein the selected driver is configured, upon actuation of the driver via rotation of the second rotatable drive shaft in the handle and rotation of the second rotatable drive shaft in the flexible shaft via the at least one motor unit, to rotate the shaft portion of the surgical device relative to the handle, move the jaw portion relative to the shaft portion, move the first jaw relative to the second jaw and move the surgical member within the second jaw.

45. A surgical device, comprising:

a jaw portion, having a first jaw in opposed correspondence with a second jaw, the second jaw including a surgical member;

a shaft portion coupled to a proximal end of the jaw portion;

a handle defining a longitudinal axis;

a first driver for rotating the shaft portion of the surgical device relative to, and about the longitudinal axis of, the handle;

a second driver for moving the jaw portion relative to the shaft portion;

a third driver for moving the first jaw relative to the second jaw;

a fourth driver for moving the surgical member within the second jaw;

a first rotatable drive shaft configured, upon actuation, to cause selective engagement of at least one of the first, second, third and fourth drivers with a second rotatable drive shaft,

wherein the second rotatable drive shaft is configured to drive the selectively engaged one of the first, second, third and fourth drivers.

46. The surgical device of claim 45, wherein, upon the first rotatable drive shaft causing engagement of the first driver with the second rotatable drive shaft, actuation of the second rotatable drive shaft in a first rotational direction causes pivotal movement of the shaft portion in a first rotational direction relative to, and about the longitudinal axis of, the handle,

and actuation of the second rotatable drive shaft in a second rotational direction causes pivotal movement of the shaft portion in a second rotational direction that is opposite the first rotational direction relative to, and about the longitudinal axis of, the handle.

47. The surgical device of claim 45, wherein, upon the first rotatable drive shaft causing engagement of the second driver with the second rotatable drive shaft, actuation of the second rotatable drive shaft in a first rotational direction causes pivotal movement of the jaw portion in a first rotational direction relative to the shaft portion,

and actuation of the second rotatable drive shaft in a second rotational direction causes pivotal movement of the jaw portion in a second rotational direction that is opposite the first rotational direction relative to the shaft portion.

48. The surgical device of claim 47, wherein the jaw portion and the shaft portion define respective longitudinal axes, and wherein the jaw portion pivots relative to a shaft portion about a longitudinal axis that is perpendicular to the longitudinal axes of the jaw portion and the shaft portion.

49. The surgical device of claim 45, wherein, upon the first rotatable drive shaft causing engagement of the third driver with the second rotatable drive shaft, actuation of the second rotatable drive shaft in a first rotational direction causes movement of the first jaw in a first rotational direction relative to the second jaw,

and actuation of the second rotatable drive shaft in a second rotational direction causes pivotal movement of the first jaw in a second rotational direction that is opposite the first rotational direction relative to the second jaw.

50. The surgical device of claim 49, wherein the first and second jaws define respective longitudinal axes, and wherein the first jaw pivots relative to the second jaw about a longitudinal axis that is perpendicular to the longitudinal axes of the first and second jaws.

51. The surgical device of claim 45, wherein, upon the first rotatable drive shaft causing engagement of the third driver with the second rotatable drive shaft, actuation of the second rotatable drive shaft in a first rotational direction causes movement of the surgical member in a first direction within the second jaw,

and actuation of the second rotatable drive shaft in a second rotational direction causes movement of the surgical member in a second direction that is opposite the first direction within the second jaw.

52. The surgical device of claim 45, wherein the first and second rotatable drive shafts are coupleable to respective drive couplings of an electro-mechanical driver.

53. The surgical device of claim 45, further comprising at least one motor, the at least one motor configured to rotate the first and second rotatable drive shafts.

54. A surgical system, comprising:

an electro-mechanical driver unit including at least one motor unit; and

a surgical attachment comprising;

a first driver for performing a first movement function;

a second driver for performing a second movement function; and

a first rotatable drive shaft coupleable to the at least one motor unit and configured to cause engagement of a selected one of the first and second drivers with a second rotatable drive shaft,

wherein the second rotatable drive shaft is coupleable to the at least one motor unit and is configured to drive the selected one of the first and second drivers via the at least one motor unit.

55. The surgical system of claim 54, wherein the surgical attachment further comprises:

a third driver arranged to perform a third movement function,

wherein the first rotatable drive shaft is configured to cause engagement of a selected one of the first, second and third drivers with the second rotatable drive shaft,

and wherein the second rotatable drive shaft is configured to drive the selected one of the first, second and third drivers.

56. The surgical system of claim 55,

wherein the surgical attachment further comprises:

a fourth driver for performing a fourth movement function,

wherein the first rotatable drive shaft is configured to cause engagement of a selected one of the first, second, third and fourth drivers with the second rotatable drive shaft,

and wherein the second rotatable drive shaft is configured to drive the selected one of the first, second, third and fourth drivers.

57. The surgical system of claim 54, wherein the surgical attachment further comprises:

a jaw portion, having a first jaw in opposed correspondence with a second jaw, the second jaw including a surgical member; and

a shaft portion coupled to a proximal end of the jaw portion;

a handle defining a longitudinal axis, wherein

at least one of the first, second, third and fourth drivers is arranged to rotate the shaft portion of the surgical device relative to, and about the longitudinal axis of, the handle,

at least one of the first, second, third and fourth drivers is arranged to move the jaw portion relative to the shaft portion,

at least one of the first, second, third and fourth drivers is arranged to move the first jaw relative to the second jaw, and

at least one of the first, second, third and fourth drivers is arranged to move the surgical member within the second jaw.