Implants Dr Salama

Question 1

What are the four factors for successful osseointegration?

Answer 1

1. Biocompatible material
2. Primary implant stability
3. Atraumatic surgical technique
4. Undisturbed healing phase

Question 2

Who discovered osseointegration?

Answer 2

Prof. Branemark in 1952 (accidentally discovered titanium’s ability to bond with bone)

Question 3

When were modern titanium implants first introduced?

Answer 3

1965

Question 4

What characterizes a successful implant

Answer 4

• Immobility
• No pain/infections
• Normal function
• Less than 2mm annual bone loss after first year

Question 5

Why is smoking a contraindication for dental implants?

Answer 5

Reduces blood supply and oxygen to the area, increasing risk of implant failure

Question 6

What are common intraoperative complications?

Answer 6

Flap tear, nerve injury, cortex perforation, lack of stability, implant fracture

Question 7

What is the difference between osseointegration and fibrointegration?

Answer 7

Osseointegration involves direct bone contact while fibrointegration involves soft tissue encapsulation

Question 8

What materials are commonly used for dental implants?

Answer 8

1. Metallic (Titanium),
2. Ceramic
3. Polymers
4. Carbon Compounds

Question 9

What historical materials were used for dental implants?

Answer 9

• Seashells
• Ivory
• Animal bones
• Gold
• Platinum

Question 10

What is peri-implantitis?

Answer 10

A delayed complication involving infection around the implant

Question 11

What are immediate postoperative complications?

Answer 11

• Swelling
• Nerve injury
• Pain
• Rare hemorrhage

Question 12

What is primary implant stability?

Answer 12

The precise adaptation of the implant to the prepared bony site

Question 13

What are delayed complications of dental implants?

Answer 13

• Infection
• Secondary hemorrhage Nerve injury
• Loosening
• Implant exposure