Abstract
Originalsprog | Engelsk |
---|---|
Tidsskrift | Clinical Oral Implants Research |
Vol/bind | 16 |
Udgave nummer | 3 |
Sider (fra-til) | 268-76 |
Antal sider | 8 |
ISSN | 0905-7161 |
DOI | |
Status | Udgivet - 2005 |
Bibliografisk note
Keywords: Animals; Biocompatible Materials; Bone Density; Female; Nicotine; Nicotinic Agonists; Osseointegration; Prostheses and Implants; Rabbits; Titanium; Wound HealingAdgang til dokumentet
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The impact of nicotine on bone healing and osseointegration. / Balatsouka, Dimitra; Gotfredsen, Klaus; Lindh, Christian H; Berglundh, Tord.
I: Clinical Oral Implants Research, Bind 16, Nr. 3, 2005, s. 268-76.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › peer review
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TY - JOUR
T1 - The impact of nicotine on bone healing and osseointegration
AU - Balatsouka, Dimitra
AU - Gotfredsen, Klaus
AU - Lindh, Christian H
AU - Berglundh, Tord
N1 - Keywords: Animals; Biocompatible Materials; Bone Density; Female; Nicotine; Nicotinic Agonists; Osseointegration; Prostheses and Implants; Rabbits; Titanium; Wound Healing
PY - 2005
Y1 - 2005
N2 - OBJECTIVES: To examine the short-term effect of nicotine on bone healing and osseointegration. MATERIAL AND METHODS: Sixteen female rabbits were divided into two groups. The test group was exposed to nicotine tartrate for 8 weeks and the control group was exposed to placebo. Nicotine or placebo was administered via a miniosmotic pump and plasma cotinine levels were measured weekly. The pump delivered 15 mg of nicotine/day for the animals in the test group. All rabbits had three tibial bone preparations. In the proximal and distal bone bed, implants were placed after 4 weeks (right tibia) and after 6 weeks (left tibia). Thus, 2- and 4-week healing groups were created. Removal torque test (RMT) was performed at the distal implants. Ground sections were made from the proximal and the central bone beds. The fraction of mineralized bone in contact to the implant (BIC) and the bone density within the implant threads (BD-i) were determined for the bone-implant specimens. For the central bone beds without implants the bone density (BD-c) in the bone defects was determined. RESULTS: No significant difference in RMT values was found between the test and the control group. Histomorphometric measurements of the BIC and the peri-implant BD-i showed no significant differences between the test and the control group after 2 or 4 weeks. Significant differences were, however, found between the 2- and 4-week samples. In the central bone beds, there was no significant difference in BD-c between the test and the control group. CONCLUSION: Nicotine exposure in a short period of time did not have a significant impact on bone healing or implant osseointegration in rabbits.
AB - OBJECTIVES: To examine the short-term effect of nicotine on bone healing and osseointegration. MATERIAL AND METHODS: Sixteen female rabbits were divided into two groups. The test group was exposed to nicotine tartrate for 8 weeks and the control group was exposed to placebo. Nicotine or placebo was administered via a miniosmotic pump and plasma cotinine levels were measured weekly. The pump delivered 15 mg of nicotine/day for the animals in the test group. All rabbits had three tibial bone preparations. In the proximal and distal bone bed, implants were placed after 4 weeks (right tibia) and after 6 weeks (left tibia). Thus, 2- and 4-week healing groups were created. Removal torque test (RMT) was performed at the distal implants. Ground sections were made from the proximal and the central bone beds. The fraction of mineralized bone in contact to the implant (BIC) and the bone density within the implant threads (BD-i) were determined for the bone-implant specimens. For the central bone beds without implants the bone density (BD-c) in the bone defects was determined. RESULTS: No significant difference in RMT values was found between the test and the control group. Histomorphometric measurements of the BIC and the peri-implant BD-i showed no significant differences between the test and the control group after 2 or 4 weeks. Significant differences were, however, found between the 2- and 4-week samples. In the central bone beds, there was no significant difference in BD-c between the test and the control group. CONCLUSION: Nicotine exposure in a short period of time did not have a significant impact on bone healing or implant osseointegration in rabbits.
U2 - 10.1111/j.1600-0501.2005.01122.x
DO - 10.1111/j.1600-0501.2005.01122.x
M3 - Journal article
C2 - 15877746
VL - 16
SP - 268
EP - 276
JO - Clinical Oral Implants Research
JF - Clinical Oral Implants Research
SN - 0905-7161
IS - 3
ER -