Surgical imaging device

• US 7,751,870 B2
• Filed: 01/30/2003
• Issued: 07/06/2010
• Est. Priority Date: 01/30/2002
• Status: Expired due to Fees

• Current Assignee: Covidien LP (Medtronic Plc)
• Original Assignee: Power Medical Interventions, Inc. (Medtronic Plc)
• Inventors: Whitman, Michael P.
• Primary Examiner(s): Casler; Brian
• Assistant Examiner(s): Roy; Baisakhi
• Application Number:
  US10/355,906
• Publication Number:
  US 20030176794A1
• Time in Patent Office: 2,714 Days
• Field of Search: 607/40, 607/133, 600/160, 600/109, 600/104, 600/120, 600/138, 600/149, 600/407, 600/473, 600/476, 606/167, 606/170, 606/171, 606/174, 623/2.36, 623/2.11
• US Class Current: 600/476
• CPC Class Codes: A61B 1/00016 using wireless means
• CPC Class Codes: A61B 1/00018 using electrical cables
• CPC Class Codes: A61B 1/00025 characterised by power management
• CPC Class Codes: A61B 1/00045 Display arrangement
• CPC Class Codes: A61B 1/00114 Electrical cables in or with an endoscope
• CPC Class Codes: A61B 1/00147 Holding or positioning arrangements
• CPC Class Codes: A61B 1/042 characterised by a proximal camera, e.g. a CCD camera
• CPC Class Codes: A61B 1/0669 at proximal end of an endoscope
• CPC Class Codes: A61B 1/07 using light-conductive means, e.g. optical fibres
• CPC Class Codes: A61B 1/313 for introducing through surgical openings, e.g. laparoscopes
• CPC Class Codes: A61B 1/3132 for laparoscopy
• CPC Class Codes: A61B 17/00234 for minimally invasive surgery A61B17/0218, A61B17/0469, A61B17/12013, A61B17/1285, A61B17/29, A61B17/320016 take precedence
• CPC Class Codes: A61B 2017/003 Steerable
• CPC Class Codes: A61B 2090/3614 using optical fibre
• CPC Class Codes: A61B 90/30 Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
• CPC Class Codes: A61B 90/361 Image-producing devices, e.g. surgical cameras
• CPC Class Codes: A61B 90/37 Surgical systems with images on a monitor during operation

Abstract

A surgical imaging device and method configured to be inserted into a surgical site. The surgical imaging device includes a plurality of prongs. Each one of the prongs has an image sensor mounted thereon. The image sensors provide different image data corresponding to the surgical site, thus enabling a surgeon to view a surgical site from several different angles. The prongs may be moveable between a first position, suitable for insertion though a small surgical incision, and a second position, in which the prongs are separated from each other. In addition, the prongs may be bendable.

Claims

1. A surgical imaging device configured to be inserted into a surgical site, comprising:

a plurality of legs, each one of the legs extending in a first direction;

a plurality of prongs, each one of the plurality of prongs having at or near a distal tip a respective image sensor for providing different image data corresponding to the surgical site, each one of the plurality of prongs extending from a respective one of the legs and bendable from a direction substantially perpendicular to the first direction to a direction that is not substantially perpendicular to the first direction, each image sensor oriented transversely to the respective prong.

2. The device of claim 1, wherein the plurality of prongs are moveable.

3. The device of claim 2, wherein the plurality of prongs are moveable between a first position, in which the plurality of prongs are substantially parallel to each other, and a second position, in which the plurality of prongs are not substantially parallel to each other.

4. The device of claim 3, wherein, when the plurality of prongs are substantially parallel to each other in the first position, the plurality of prongs are configured to be inserted through an incision into the surgical site.

5. The device of claim 4, wherein the device is configured such that the plurality of prongs are radially separable relative to each other.

6. The device of claim 1, wherein each one of the plurality of prongs is bendable.

7. The device of claim 6, the device further comprising:

a body portion, the plurality of legs extending through the body portion.

8. The device of claim 7, wherein the plurality of prongs are bendable between an extended position, in which each one of the plurality of prongs is substantially perpendicular to its respective leg, and a retracted position, in which each one of the plurality of prongs is not substantially perpendicular to its respective leg.

9. The device of claim 8, wherein the device further comprises an actuator having a bottom portion configured to form a cavity at the surgical site upon being actuated.

10. The device of claim 9, wherein the plurality of prongs are configured to bend in conformance with a shape of the cavity.

11. The device of claim 10, the device further comprising:

a plurality of control levers, each one of the plurality of control levers being connected to a respective one of the plurality of legs extending through the body portion, each one of the plurality of control levers being configured to move a respective one of the plurality of prongs between the first position and the second position.

12. The device of claim 1, wherein the image sensor is a charged coupled device.

13. The device of claim 1, wherein the image sensor is a complementary metal oxide semiconductor.

14. The device of claim 1, wherein the device is configured to operate in a wired format.

15. The device of claim 14, further comprising:

a body portion for supporting the plurality of prongs, the body portion having a slot in electrical communication with the image sensors;

a control cable having a first end coupleable to the slot and a second end, the control cable configured to transmit image data from the image sensor; and

a video display device coupleable to the second end of the control cable and configured to display the image data.

16. The device of claim 15, wherein the control cable is further configured to be coupled to a power supply for supplying power to the device.

17. The device of claim 1, wherein the device is configured to operate in a wireless format.

18. The device of claim 17, further comprising:

a body portion for supporting the plurality of prongs, the body portion having a first antenna;

a remote control device having a second antenna, the remote control device configured to provide a wireless control signal via the second antenna to the device via the first antenna.

19. The device of claim 17, further comprising:

a body portion for supporting the plurality of prongs, the body portion having a first antenna;

a video display device having a second antenna, wherein the device is configured to generate via the first antenna a wireless signal corresponding to image data from the image sensors, and wherein the video display device is configured to receive the wireless signal and to provide a display corresponding to the image data.

20. The device of claim 17, further comprising a local power supply for providing power to the device.

21. The device of claim 1, further comprising:

a memory device, the memory device configured to store an operating program corresponding to the device.

22. The device of claim 1, wherein the device is configured to be selectively operated in one of a wired and a wireless format.

23. A method for employing a surgical imaging device during a surgical procedure, the method comprising the steps of:

inserting a plurality of prongs of a surgical device into a surgical site, each of the plurality of prongs attached to a respective one of a plurality of legs that extends in a first direction, each of the plurality of prongs bendable from a direction substantially perpendular to the first direction to a direction that is not substantially perpendicular to the first direction; and

providing via image sensors mounted at or near to a distal tip of each one of the plurality of prongs different image data corresponding to the surgical site, each image sensor oriented transversely to a respective prong.

24. The method of claim 23, further comprising the step of moving the plurality of prongs so as to provide the different image data.

25. The method of claim 24, wherein the moving step includes moving the prongs between a first position, in which the plurality of prongs are substantially parallel to each other, and a second position, in which the plurality of prongs are not substantially parallel to each other.

26. The method of claim 25, further comprising the step of, when the plurality of prongs are substantially parallel to each other in the first position, inserting the plurality of prongs through an incision into the surgical site.

27. The method of claim 26, wherein the moving step includes moving the plurality of prongs within a substantially similar plane so as to be radially separated relative to each other.

28. The method of claim 23, further comprising the step of bending the plurality of prongs.

29. The method of claim 28, further comprising the steps of:

extending through a body portion the plurality of legs; and

connecting each one of the plurality of prongs to a respective one of the plurality of legs.

30. The method of claim 29, wherein the bending step includes bending the plurality of prongs between an extended position, in which each one of the plurality of prongs is substantially perpendicular to its respective leg, and a retracted position, in which each one of the plurality of prongs is not substantially perpendicular to its respective leg.

31. The method of claim 30, further comprising the step of, after inserting the surgical device through an incision, actuating an actuator having a bottom portion so as to form a cavity at the surgical site.

32. The method of claim 31, wherein the bending step includes bending the plurality of prongs in conformance with a shape of the cavity.

33. The method of claim 32, further comprising the step of controlling the movement of the plurality of prongs between the first position and the second position by control levers connected to the legs.

34. The method of claim 23, wherein the step of providing image data includes sensing an image via a charged coupled device.

35. The method of claim 23, wherein the step of providing image data includes sensing an image via a complementary metal oxide semiconductor.

36. The method of claim 23, further comprising the step of operating the surgical device in a wired format.

37. The method of claim 36, further comprising the steps of:

providing a body portion for supporting the plurality of prongs, the body portion having a slot in electrical communication with the image sensors;

coupling a control cable to the slot and to a video display device;

transmitting image data from the image sensor to the video display device via the control cable; and

displaying the image data on the video display device.

38. The method of claim 37, further comprising the steps of:

coupling the control cable to a power supply; and

supplying power to the device from the power supply via the control cable.

39. The method of claim 23, further comprising the step of operating the surgical device in a wireless format.

40. The method of claim 39, further comprising the steps of:

providing a body portion for supporting the plurality of prongs, the body portion having a first antenna;

providing a remote control device having a second antenna;

providing via the remote control device a wireless control signal via the second antenna to the device via the first antenna.

41. The method of claim 39, further comprising the steps of:

providing a body portion for supporting the plurality of prongs, the body portion having a first antenna;

providing a video display device having a second antenna;

generating via the first antenna a wireless signal corresponding to image data from the image sensors;

receiving at the video display device the wireless signal; and

providing a display corresponding to the image data.

42. The method of claim 39, further comprising the steps of:

providing a local power supply; and

supplying power to the device via the local power supply.

43. The method of claim 23, further comprising the steps of:

providing a memory device;

storing in the memory device an operating program corresponding to the device; and

operating the device in accordance with the operating program.

44. The method of claim 23, further comprising the step of selectively operating the device in one of a wired and a wireless format.

45. A surgical imaging device configured to be inserted into a surgical site, comprising:

a body portion;

a plurality of legs extending through the body portion in a first direction;

a plurality of prongs, each one of the plurality of prongs extending from a respective one of the legs and bendable from a direction substantially perpendicular to the first direction to a direction that is not substantially perpendicular to the first direction and including at least one of a lens system and a light guide, the at least one of a lens system and light guide being oriented transversely to the respective prong; and

at least one image sensor located in the body portion and coupled to the at least one of a lens system and a light guide, the image sensor configured to provide different image data corresponding to the surgical site.

46. The device of claim 45, wherein the at least one of a lens system and a light guide includes fiber optics.

47. A surgical imaging device comprising:

at least one leg extending in a first direction;

at least one prong insertable into a surgical site, each prong extending from a respective leg and bendable from a direction substantially perpendicular to the first direction to a direction that is not substantially perpendicular to the first direction;

a light source mounted on the at least one prong and configured to provide light at the surgical site, the light source oriented transversely to the respective prong; and

a control line connected to the light source and configured to control an intensity of the light provided by the light source.

48. The surgical imaging device of claim 47, wherein the control line includes a power lead for transmitting power to the light source.

49. The surgical imaging device of claim 47, wherein the control line includes a control lead for controlling the intensity of light provided by the light source.

50. The surgical imaging device of claim 49, wherein the control lead transmits a control signal to control the intensity of light provided by the light source.

51. The surgical imaging device of claim 47, further comprising a memory device in communication with the light source via the control line, the memory device including data for controlling the intensity of light provided by the light source.

52. The surgical imaging device of claim 47, wherein the intensity of light provided by the light source is controlled by a user.

53. The surgical imaging device of claim 52, further comprising an antenna for receiving a remote control signal from a user to control the intensity of light provided by the light source.