Plugs for filling bony defects
First Claim
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1. A plug for filling a vacancy in bone tissue, comprising a body and at least one end cap coupled together.
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Accused Products
Abstract
The present invention relates to plugs for filling vacancies in bone tissue. The plugs include a body and at least one end cap that are coupled together and may be formed from bone. The body of the plug may be a sleeve, and the plug may further include an insert configured and dimensioned to be received in the sleeve.
243 Citations
26 Claims
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1. A plug for filling a vacancy in bone tissue, comprising a body and at least one end cap coupled together.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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2. The plug of claim 1, wherein the body comprises a sleeve with a top end, a bottom end, an inner surface and an outer surface.
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3. The plug of claim 2, further comprising an insert configured and dimensioned to be received in the sleeve.
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4. The plug of claim 3, wherein the insert is formed of cancellous bone.
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5. The implant of claim 4, wherein the cancellous bone has a fluid concentrated therein.
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6. The implant of claim 5, wherein the insert is subjected to mechanical pressure to concentrate the fluid.
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7. The implant of claim 6, wherein the mechanical pressure is applied by aspiration.
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8. The implant of claim 5, wherein the fluid is concentrated by soaking.
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9. The plug of claim 4, wherein the insert is secured to at least one of the sleeve and end cap with at least one fastener.
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10. The plug of claim 9, wherein the at least one fastener is selected from a screw, key, pin, peg, rivet, cotter, nail, spike, bolt, stud, staple, boss, clamp, clip, dowel, stake, hook, anchor, tie, band, crimp, and wedge.
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11. The plug of claim 9, wherein at least one of the sleeve, end cap, insert, and fastener is formed from partially demineralized or demineralized bone.
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12. The plug of claim 9, wherein at least two of the sleeve, end cap, insert, and fastener are bonded together with a bonding agent.
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13. The plug of claim 9, wherein at least one of the sleeve, end cap, insert, and fastener is at least partially dehydrated to loosely fit within a surrounding mating surface.
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14. The plug of claim 4, wherein at least one of the sleeve, end cap, and insert further comprises alignment indicia.
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15. The plug of claim 2, wherein the sleeve is packed with at least one of bone chips, bone particulate, bone fibers, bone growth materials, hydroxyapatite, metal, resorbable material, polymer, ceramic, and bone cement.
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16. The plug of claim 15, wherein the sleeve further comprises at least one through-hole extending from the inner surface to the outer surface.
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17. The plug of claim 16, wherein the sleeve is cylindrical.
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18. The plug of claim 15, wherein the sleeve further comprises at least one depression extending from the outer surface toward the inner surface.
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19. The plug of claim 2, wherein the sleeve further comprises a plurality of fingers formed integrally therewith.
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20. The plug of claim 1, wherein the body and the at least one end cap are formed from bone.
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21. The plug of claim 20, wherein the sleeve and end cap are formed of cortical bone.
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2. The plug of claim 1, wherein the body comprises a sleeve with a top end, a bottom end, an inner surface and an outer surface.
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22. A plug for filling a vacant region in anatomical bone, comprising:
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a body with a top end, a bottom end, and an outer surface disposed between the top and bottom ends;
at least one cap disposed at an end of the body, wherein the body and at least one cap are formed from bone. - View Dependent Claims (23, 24, 25)
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23. The plug of claim 22, wherein the body and cap are integrally formed.
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24. The plug of claim 23, wherein the body and cap are formed from a section of a long bone taken transverse to a long axis of the long bone, with the body including a through-hole formed by a canal of the long bone.
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25. The plug of claim 23, wherein the body is formed of cancellous bone and the cap is formed of cortical bone.
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23. The plug of claim 22, wherein the body and cap are integrally formed.
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26. A method for filling a vacancy in bone comprising:
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inserting a filler into a portion of the vacancy, the filler comprising at least one of bone chips, bone particulate, bone fibers, bone-growth materials, hydroxyapatite, metal, resorbable material, polymer, ceramic, and bone cement; and
fitting a cap to the vacancy to seal the filler therein.
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Specification
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Current AssigneeDePuy Synthes Products LLC (Johnson & Johnson)
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Original AssigneeSynthes USA LLC (Johnson & Johnson)
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InventorsKobayashi, kenneth I., Paul, David C., Boyer, Michael L. II, Angelucci, Christopher M., Higgins, Thomas B., Messerli, Dominique D.
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Application NumberUS10/745,612Publication NumberTime in Patent OfficeDaysField of SearchUS Class Current623/16.11CPC Class CodesA61B 17/8875 Screwdrivers, spanners or w...A61F 2/28 Bones joints A61F2/30A61F 2/30724 Spacers for centering an im...A61F 2/30744 End caps, e.g. for closing ...A61F 2/3094 Designing or manufacturing ...A61F 2/30942 for designing or making cus...A61F 2/30965 Reinforcing the prosthesis ...A61F 2/44 for the spine, e.g. vertebr...A61F 2/442 Intervertebral or spinal di...A61F 2/4455 for the fusion of spinal bo...A61F 2/4465 having a circular or kidney...A61F 2/4611 of spinal prosthesesA61F 2/4644 Preparation of bone graft, ...A61F 2002/2817 Bone stimulation by chemica...A61F 2002/2825 FemurA61F 2002/2835 Bone graft implants for fil...A61F 2002/2839 Bone plugs or bone graft do...A61F 2002/30011 differing in porosityA61F 2002/30057 made from both cortical and...A61F 2002/30062 (bio)absorbable, biodegrada...A61F 2002/30075 : swellable, e.g. when wettedA61F 2002/30112 : Rounded shapes, e.g. with r...A61F 2002/30115 : circular-O-shapedA61F 2002/30126 : oval-O-shapedA61F 2002/30131 : horseshoe- or crescent- or ...A61F 2002/30133 : kidney-shaped or bean-shapedA61F 2002/30138 : Convex polygonal shapesA61F 2002/30148 : lozenge- or diamond-shapedA61F 2002/30151 : rhomboidal or parallelogram...A61F 2002/30153 : rectangularA61F 2002/30154 : squareA61F 2002/30158 : trapezoidalA61F 2002/30166 : H-shaped or I-shapedA61F 2002/30168 : L-shapedA61F 2002/30179 : X-shapedA61F 2002/302 : toroidal, e.g. ringsA61F 2002/3021 : frustoconicalA61F 2002/30212 : Half-conesA61F 2002/30224 : cylindricalA61F 2002/30225 : Flat cylinders, i.e. discsA61F 2002/30228 : Cylinders of elliptical or ...A61F 2002/3023 : wedge-shaped cylindersA61F 2002/30232 : Half-cylindersA61F 2002/30233 : Stepped cylinders, i.e. hav...A61F 2002/30235 : tubular, e.g. sleevesA61F 2002/30237 : partial tubesA61F 2002/30261 : parallelepipedalA61F 2002/3028 : polyhedral different from p...A61F 2002/30299 : umbrella-shaped or mushroom...A61F 2002/30322 : differing in surface struct...A61F 2002/30324 : differing in thicknessA61F 2002/30327 : differing in diameterA61F 2002/30329 : Connections or couplings be...A61F 2002/30331 : made by longitudinally push...A61F 2002/30332 : Conically- or frustoconical...A61F 2002/30354 : Cylindrically-shaped protru...A61F 2002/30367 : with additional means for p...A61F 2002/30383 : made by laterally inserting...A61F 2002/30387 : Dovetail connectionA61F 2002/30405 : made by screwing complement...A61F 2002/30411 : having two threaded end par...A61F 2002/30426 : Bayonet couplingA61F 2002/30433 : using additional screws, bo...A61F 2002/30448 : using adhesivesA61F 2002/30459 : stapledA61F 2002/30462 : retained or tied with a rop...A61F 2002/30477 : using sharp protrusions, e....A61F 2002/30481 : using a locking clipA61F 2002/30484 : Mechanically expandable dev...A61F 2002/30487 : Circumferential cooperating...A61F 2002/30492 : using a locking pinA61F 2002/30494 : Cooperating protrusions and...A61F 2002/305 : Snap connectionA61F 2002/30507 : using a threaded locking me...A61F 2002/30515 : using a locking wedge or blockA61F 2002/30538 : for adjusting angular orien...A61F 2002/3054 : about a connection axis or ...A61F 2002/3055 : for adjusting lengthA61F 2002/30593 : hollowA61F 2002/30599 : stackableA61F 2002/30604 : modularA61F 2002/30616 : Sets comprising a plurality...A61F 2002/30617 : Visible markings for adjust...A61F 2002/3071 : Identification means; Admi...A61F 2002/30733 : Inserts placed into an endo...A61F 2002/30772 : Apertures or holes, e.g. of...A61F 2002/30782 : inclined obliquelyA61F 2002/30785 : parallelA61F 2002/30787 : inclined obliquely with res...A61F 2002/3079 : Stepped or enlarged apertur...A61F 2002/3082 : GroovesA61F 2002/30841 : Sharp anchoring protrusions...A61F 2002/30843 : Pyramidally-shapedA61F 2002/30892 : parallelA61F 2002/30894 : inclined obliquely with res...A61F 2002/30904 : serrated profile, i.e. saw-...A61F 2002/30909 : NetsA61F 2002/30957 : using a positive or a negat...A61F 2002/30971 : Laminates, i.e. layered pro...A61F 2002/30975 : made of two halvesA61F 2002/4635 : using minimally invasive su...A61F 2002/4638 : Tools for performing screwi...A61F 2002/4649 : Bone graft or bone dowel ha...A61F 2210/0004 : bioabsorbableA61F 2210/0061 : swellableA61F 2220/0025 : Connections or couplings be...A61F 2220/0033 : made by longitudinally push...A61F 2220/0041 : using additional screws, bo...A61F 2220/005 : using adhesivesA61F 2220/0066 : stapledA61F 2220/0075 : sutured, ligatured or stitc...A61F 2230/0004 : Rounded shapes, e.g. with r...A61F 2230/0006 : circularA61F 2230/0008 : elliptical or ovalA61F 2230/0013 : Horseshoe-shaped, e.g. cres...A61F 2230/0015 : Kidney-shaped, e.g. bean-sh...A61F 2230/0017 : Angular shapesA61F 2230/0019 : rectangularA61F 2230/0021 : squareA61F 2230/0026 : trapezoidalA61F 2230/0028 : Shapes in the form of latin...A61F 2230/0043 : L-shapedA61F 2230/0058 : X-shapedA61F 2230/0063 : Three-dimensional shapesA61F 2230/0065 : toroidal, e.g. ring-shaped,...A61F 2230/0067 : conicalA61F 2230/0069 : cylindricalA61F 2230/0082 : parallelepipedalA61F 2230/0093 : Umbrella-shaped, e.g. mushr...A61F 2250/0006 : for adjusting angular orien...A61F 2250/0023 : differing in porosityA61F 2250/0026 : differing in surface struct...A61F 2250/0036 : differing in thicknessA61F 2250/0039 : differing in diameterA61F 2250/0063 : Nested prosthetic partsA61F 2250/0089 : coded with symbols, e.g. do...A61F 2250/0097 : Visible markings, e.g. indiciaA61F 2310/00011 : Metals or alloysA61F 2310/00023 : Titanium or titanium-based ...A61F 2310/00179 : Ceramics or ceramic-like st...A61F 2310/00293 : containing a phosphorus-con...A61F 2310/00353 : Bone cement, e.g. polymethy...B29C 33/26 : by pivotal movementB29C 43/006 : Pressing and sintering powd...B29L 2031/3041 : Trim panels