There are several types of bone grafts, and the one we use depends on the extent of the damage you’re experiencing and the location of the missing tooth.
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The most common type of bone graft is called a socket graft. Its primary purpose is to prevent the atrophy of the alveolar bone before it happens. We usually place bone from a human donor directly into the socket, which also helps prevent the socket from collapsing. After a socket graft, you’ll typically be ready for your implant in 4-6 months. Additionally, having one of these grafts can reduce post-operative pain from the implant surgery.
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The next type of bone graft is called a lateral ridge preservation graft. These grafts are used to widen the jawbone to accommodate a dental implant. Again, we typically use human donor bones for this.
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The block bone graft is another type we use when there are significant defects in the jawbone. To perform this graft, we harvest a small block of bone from the back of the jaw. We place the block into the defect and secure it with small titanium screws. Both the lateral ridge preservation graft and block bone graft usually take 4 to 6 months to heal.
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Lastly, there’s the sinus lift procedure, which often uses equine bone to expand the graft. The equine bone may be combined with human donor bone. This procedure is necessary when a patient needs an implant in the upper jaw, which isn’t typically stable enough to hold the implants on its own.
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So why use equine bone? It offers two unique advantages: it doesn’t dissolve as quickly as human bone and is more similar to human bone microscopically. The equine bone forms a “scaffold” that supports additional bone growth in the sinus.
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Due to the anatomy of the sinus cavity, healing typically takes 8-12 months.