Bone drill system with highly visible depth markings

• US 20060085005A1
• Filed: 10/01/2004
• Published: 04/20/2006
• Est. Priority Date: 10/01/2004
• Status: Abandoned Application

• Current Assignee: Biomet 3i LLC (Zimvie Incorporated)
• Original Assignee: Biomet 3i LLC (Zimvie Incorporated)
• Inventors: Suttin, Zachary B., Kenealy, James N. III
• Application Number:
  US10/957,226
• Publication Number:
  US 20060085005A1
• Time in Patent Office: Days
• US Class Current: 606/80
• CPC Class Codes: A61B 17/1615 Drill bits, i.e. rotating tools extending from a handpiece to contact the worked material
• CPC Class Codes: A61B 2090/062 penetration depth
• CPC Class Codes: A61C 3/02 Tooth drilling or cutting instruments; Instruments acting like a sandblast machine
• CPC Class Codes: A61C 8/0089 Implanting tools or instruments

Abstract

A bone drill system, and method for using the same, with a highly visible depth marking for a clinician to more easily visualize the depth marking on a drill bit or similar tool. The drill system comprises a drill body, a drill bit coupled to the drill body, the drill bit having a depth marker measured from a distal end of the drill bit and being adapted to react with ultraviolet light to enhance the visibility of the marker, and an ultraviolet light system coupled to the drill body. The depth marker'"'"'s reaction with ultraviolet light allows the clinician to more easily visualize the depth marker, thus increasing the accuracy of a depth of a bore made with the drill bit.

Claims

1. A drill system for developing a bore in bone, comprising:

a drill body having a handle end and a working end;

a drill bit coupled to the working end of the drill body and for insertion into the bone, the drill bit having a depth marker measured from a distal end of the drill bit, the depth marker being adapted to react with ultraviolet light to enhance the visibility of the marker; and

an ultraviolet light system coupled to the drill body and applying ultraviolet light to the depth marker.

2. The drill system of claim 1, wherein the ultraviolet light system includes a light-transmitting pipe for transmitting the ultraviolet light toward the drill bit.

3. The drill system of claim 2, wherein the ultraviolet light system includes an ultraviolet light source for generating the ultraviolet light for receipt by the light-transmitting pipe.

4. The drill system of claim 3, wherein the ultraviolet light source is an ultraviolet light emitting diode.

5. The drill system of claim 2, wherein the light-transmitting pipe is a fiber-optic cable.

6. The drill system of claim 1, wherein the ultraviolet light system includes an ultraviolet light source for generating the ultraviolet light.

7. The drill system of claim 6, wherein the ultraviolet light source is an ultraviolet light emitting diode.

8. The drill system of claim 1, further including a plurality of depth markings measured from the distal end of the drill bit and being adapted to react with ultraviolet light to enhance the visibility of the markers.

9. The drill system of claim 8, wherein each of the plurality of markings is a different color when subjected to the ultraviolet light.

10. The drill system of claim 1, wherein the marker includes fluorite.

11. The drill system of claim 1, wherein the marker includes willemmite.

12. The drill system of claim 1, wherein the marker includes para toluene sulfonamide (PTSA).

13. The drill system of claim 1, wherein the marker includes benzoguanamine.

14. The drill system of claim 1, wherein the marker includes aliphatic diamines and isophthalic acid.

15. The drill system of claim 1, wherein the marker includes polyfunctional glycols and phthalic anhydride.

16. The drill system of claim 1, wherein the ultraviolet light system is integrally connected to the drill body.

17. The drill system of claim 1, wherein the ultraviolet light system is connected to the drill body using at least one retaining clip.

18. The drill system of claim 1, wherein the drill body is a dental handpiece.

19. The drill system of claim 1, wherein the marker is a plurality of dots around a perimeter of the drill bit.

20. The drill system of claim 1, wherein the marker is a solid band around a perimeter of the drill bit.

21. The drill system of claim 1, wherein the marker is a dot on the drill bit.

22. The drill system of claim 1, wherein the marker includes an epoxy cover.

23. The drill system of claim 1, wherein the marker fluoresces to enhance the visibility of the marker.

24. The drill system of claim 1, wherein the marker phosphoresces to enhance the visibility of the marker.

25. A kit of drill bits for producing bores in bone tissue, each of the drill bits in the kit include at least one ultraviolet-reactive depth marking that indicates a length from a distal end of the corresponding bit.

26. The kit of drill bits of claim 25, wherein the marking includes fluorite.

27. The kit of drill bits of claim 25, wherein the marking includes willemmite.

28. The kit of drill bits of claim 25, wherein the marking includes para toluene sulfonamide (PTSA).

29. The kit of drill bits of claim 25, wherein the marking includes benzoguanamine.

30. The kit of drill bits of claim 25, wherein the marking includes aliphatic diamines and isophthalic acid.

31. The kit of drill bits of claim 25, wherein the marking includes polyfunctional glycols and phthalic anhydride.

32. The kit of drill bits of claim 25, wherein the marking has a color indicative of the length from a distal end of the bit.

33. The kit of drill bits of claim 25, wherein the marking is a plurality of dots around a perimeter of each of the corresponding drill bits.

34. The kit of drill bits of claim 25, wherein the marking is a solid band around a perimeter of each of the corresponding drill bits.

35. The kit of drill bits of claim 25, wherein the marking includes an epoxy cover.

36. A system for inserting a working tool into living tissue, comprising:

a main body having a handle end and a working end;

a tool having a distal end for insertion into the living tissue, the tool having a fluorescing depth marker indicating a distance from the distal end, the fluorescing depth marker being reacted with ultraviolet light to enhance the visibility of the marker; and

an ultraviolet light system for applying ultraviolet light on the depth marker.

37. The system of claim 36, wherein the tool is a drill bit.

38. The system of claim 36, wherein the tool is an osteotome.

39. The system of claim 36, wherein the tool is a bone tap for creating threads in a bore.

40. The system of claim 36, wherein the tool is a pilot drill bit.

41. The system of claim 36, wherein the tool is a trephine.

42. The system of claim 36, wherein the tool is a countersink drill bit.

43. The system of claim 36, wherein the tool is a shaping drill bit.

44. The system of claim 36, wherein the tool is a bone profiler drill bit.

45. The system of claim 36, wherein the ultraviolet light system includes a light-transmitting pipe.

46. The system of claim 36, wherein the ultraviolet light system includes an ultraviolet light source for generating ultraviolet light.

47. The system of claim 46, wherein the ultraviolet light source is an ultraviolet light emitting diode.

48. The system of claim 36, further including a plurality of markings measured from the distal end of the tool and being adapted to react with ultraviolet light to enhance the visibility of the markers.

49. A method for identifying the depth of insertion of a tool used with living tissue, comprising:

providing a working tool having a distal end to be inserted into the living tissue, the tool having a fluorescing depth marker indicating a distance from the distal end, the fluorescing depth marker being reactable with ultraviolet light to enhance the visibility of the marker; and

applying ultraviolet light on the tool to enhance the visibility of the fluorescing depth marker.

50. The method of claim 49, further including inserting the working tool into the living bone.

51. The method of claim 49, wherein the applying includes passing ultraviolet light through a light-transmitting pipe.

52. The method of claim 51, wherein the light-transmitting pipe is located on a driving mechanism for driving the tool.

53. The method of claim 49, wherein the applying includes generating ultraviolet light with an ultraviolet light source.

54. The method of claim 53, wherein the generating ultraviolet light with the ultraviolet light source includes integrally attaching the ultraviolet light source to a driving mechanism for the working tool.

55. The method of claim 53, wherein the generating ultraviolet light with the ultraviolet light source includes attaching the ultraviolet light source to a driving mechanism for the working tool using a retaining clip.

56. A method for drilling a bore in living bone, comprising:

providing a drill bit having a distal end to be inserted into the living bone, the drill bit having a depth marker indicating a distance from the distal end, the depth marker being made of a material reactable with ultraviolet light to enhance the visibility of the marker;

using a power-driven mechanism to rotate the drill bit;

inserting the distal end into the living bone; and

while the inserting occurs, applying ultraviolet light on the drill bit to enhance the visibility of the depth marker.

57. The method of claim 56, wherein the depth marker material is selected from the group consisting of fluorite, willemmite, para toluene sulfonamide (PTSA), benzoguanamine, aliphatic diamines, isophthalic acid, polyfunctional glycols, and phthalic anhydride.

58. The method of claim 56, wherein the depth marking material is selected from the group consisting of strontium aluminate, dtomtium sulfide, cadmium sulfide, calcium sulfide, zinc sulfide, benzoxazoles, willemite, calcite, franklinite, benitoite, scheelite, adamite, fluorite, sodalite, gypsum, stilbene triazines, 4,4′

-bis(2-sulphostyryl) biphenyl, and riboflavin.

59. A kit of drill bits for producing bores in bone tissue, each of the drill bits in the kit including at least one infrared-reactive depth marking that indicates a length from the distal end of the corresponding bit.

60. A drill bit for drilling a bore in bone tissue, comprising:

an elongated body having a distal end and a proximal end, the proximal end for engaging a rotational-driving device;

at least one cutting edge at the distal end;

a plurality of flutes that extend from the distal end toward the proximal end, the plurality of flutes providing a passageway for transporting bone tissue toward the proximal end; and

a depth marking located on the elongated body at a predetermined distance from the distal end, the depth marking including a phosphorescing pigment.

61. The drill bit of claim 60, wherein the depth marking further includes epoxy applied over the phosphorescing pigment.

62. The drill bit of claim 60, further comprising a plurality of depth markings, wherein each of the plurality of markings includes a different colored phosphorescing pigment.

63. The drill bit of claim 60, wherein the depth marking is a single dot located on the drill bit.

64. The drill bit of claim 60, wherein the phosphorescing pigment is excited by ultraviolet light.

65. The drill bit of claim 60, wherein the phosphorescing pigment is excited by infrared light.

66. The drill bit of claim 60, wherein the phosphorescing pigment is selected from the group consisting of strontium aluminate, dtomtium sulfide, cadmium sulfide, calcium sulfide, zinc sulfide, benzoxazoles, willemite, calcite, franklinite, benitoite, scheelite, adamite, fluorite, sodalite, gypsum, stilbene triazines, 4,4′

-bis(2-sulphostyryl) biphenyl, and riboflavin.

67. A kit of drill bits for producing bores in bone tissue, each of the drill bits in the kit include at least one phosphorescent depth marking that indicates a length from a distal end of the corresponding bit.

68. The kit of drill bits of claim 67, wherein the at least one marking has a color indicative of the length from a distal end of the bit.

69. The kit of drill bits of claim 67, wherein the at least one marking is a plurality of dots around a perimeter of each the corresponding drill bits.

70. The kit of drill bits of claim 67, wherein the at least one marking is a solid band around a perimeter of each of the corresponding drill bits.

71. The kit of drill bits of claim 67, wherein the at least one marking includes an epoxy cover.

72. The kit of drill bits of claim 67, wherein the at least one marking is a single dot on a perimeter of each of the corresponding drill bits.

73. The kit of drill bits of claim 67, wherein the at least one phosphorescent depth marking is an ultraviolet reactive phosphorescent depth marking.

74. The kit of drill bits of claim 67, wherein the at least one phosphorescent depth marking is an infrared reactive phosphorescent depth marking.

75. A system for inserting a working tool into living tissue, comprising:

a main body having a handle end and a working end;

a tool having a distal end for insertion into the living tissue, the tool having a phosphorescing depth marker indicating a distance from the distal end, the phosphorescing depth marker being reacted with ultraviolet light to enhance the visibility of the marker; and

an ultraviolet light system for applying ultraviolet light on the depth marker.

76. The system of claim 75, wherein the tool is a drill bit.

77. The system of claim 75, wherein the tool is a osteotome.

78. The system of claim 75, wherein the tool is a bone tap for creating threads in a bore.

79. The system of claim 75, wherein the tool is a pilot drill bit.

80. The system of claim 75, wherein the tool is a trephine.

81. The system of claim 75, wherein the tool is a countersink drill bit.

82. The system of claim 75, wherein the tool is a shaping drill bit.

83. The system of claim 75, wherein the tool is a bone profiler drill bit.

84. The system of claim 75, wherein the ultraviolet light system includes a light-transmitting pipe.

85. The system of claim 75, wherein the ultraviolet light system includes an ultraviolet light source for generating ultraviolet light.

86. The system of claim 75, wherein the ultraviolet light source is an ultraviolet light emitting diode.

87. The system of claim 75, further including a plurality of phosphorescing depth markers measured from the distal end of the tool and being adapted to react with ultraviolet light to enhance the visibility of the markers.

88. A method for identifying the depth of insertion of a tool used with living tissue, comprising:

providing a working tool having a distal end to be inserted into the living tissue, the tool having a phosphorescing depth marker indicating a distance from the distal end, the phosphorescing depth marker being reactable with ultraviolet light to enhance the visibility of the marker; and

applying ultraviolet light on the tool to enhance the visibility of the phosphorescing depth marker.

89. The method of claim 88, further including inserting the working tool into the living bone.

90. The method of claim 88, wherein the applying includes passing ultraviolet light through a light-transmitting pipe.

91. The method of claim 90, wherein the light-transmitting pipe is located on a driving mechanism for driving the tool.

92. The method of claim 88, wherein the applying includes generating ultraviolet light with an ultraviolet light source.

93. The method of claim 92, wherein the generating ultraviolet light with the ultraviolet light source includes integrally attaching the ultraviolet light source to a driving mechanism for the working tool.

94. The method of claim 92, wherein the generating ultraviolet light with the ultraviolet light source includes attaching the ultraviolet light source to a driving mechanism for the working tool using a retaining clip.

95. A drill bit for drilling a bore in bone tissue, comprising:

an elongated body having a distal end and a proximal end, the proximal end for engaging a rotational-driving device;

at least one cutting edge at the distal end;

a plurality of flutes that extend from the distal end toward the proximal end, the plurality of flutes providing a passageway for transporting bone tissue toward the proximal end; and

a depth marking located on the elongated body at a predetermined distance from the distal end, the depth marking including a fluorescing pigment.

96. The drill bit of claim 95, wherein the depth marking further includes epoxy applied over the fluorescing pigment.

97. The drill bit of claim 95, further comprising a plurality of depth markings, wherein each of the plurality of markings includes a different colored fluorescing pigment.

98. The drill bit of claim 95, wherein the depth marking is a single dot located on the drill bit.

99. The drill bit of claim 95, wherein the fluorescing pigment is excited by ultraviolet light.

100. The drill bit of claim 95, wherein the fluorescing pigment is excited by infrared light.

101. The drill bit of claim 95, wherein the fluorescing pigment is selected from the group consisting of fluorite, willemmite, para toluene sulfonamide (PTSA), benzoguanamine, aliphatic diamines, isophthalic acid, polyfunctional glycols, and phthalic anhydride.