23321 El Toro Road, Suite B, Lake Forest, CA 92630
New patients: (949) 776-0157 Email: info@drlakanidentalcare.com
Dr Lakani Dental Care
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Sinus Lift Surgery — Making Upper Back Implants Possible

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Crestal and lateral window sinus lift techniques for upper jaw dental implants

The two sinus lift techniques

  • Crestal ("internal") sinus lift — used when 5–8mm native bone remains; implant often placed same appointment; healing ~3–4 months.
  • Lateral window sinus lift — used when <5mm native bone remains; may need second appointment 6–9 months later.
Sinus lift with traditional implants versus zygomatic implants — treatment time comparison

Sinus lift vs. zygomatic implants

  • Sinus lift + traditional implants: preserves natural anatomy, standard implants, 12–14 months total treatment time.
  • Zygomatic implants: anchor into cheekbone, no grafting needed, 3–6 months total treatment time.
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FAQs

Crestal: 3–4 months. Lateral: 6–9 months before final loading.
$2,500–$5,000 per sinus depending on technique and graft material.
Active infection must be treated first; chronic sinusitis history may require ENT consultation.
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