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Kan topical bisfosfonat øge fiksation og overlevelse af ucementeret knæledsprotese? Et prospektivt randomiseret migrations- og knogledensitetsstudie på tibia-implantater af trabeculært metal. - Knæprotese studie, topisk bisfosfonat

Kan topical bisfosfonat øge fiksation og overlevelse af ucementeret knæledsprotese? Et prospektivt randomiseret migrations- og knogledensitetsstudie på tibia-implantater af trabeculært metal. - Knæprotese studie, topisk bisfosfonat

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2006-003748-43-DK
Enrollment
75
Registered
2006-10-04
Start date
2006-11-23
Completion date
Unknown
Last updated
2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Osteoarthritis of the knee treated with knee alloplastic MedDRA version: 8.1 Level: LLT Classification code 10031200 Term: Osteoarthrosis, localized, primary, involving lower leg

Interventions

Trade Name: Bonviva Pharmaceutical Form: Tablet INN or Proposed INN: IBANDRONIC ACID CAS Number: 114084785 Trade Name: Bonviva Pharmaceutical Form: Intravenous infusion INN or Proposed INN: IBANDRONI

Sponsors

Ortopædkirurgisk Center, Aarhus Universitets Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Men and women with knee osteoarthrosis 2. Men and women with sufficient bonequality allowing knee alloplastics. 3. Older that 18 years and younger than 74 years. Duly qualified. 4. Written concent. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: 1. Patients with neuromuscular- or vascular diseases in the legs. 2. Patients whitch are peroperatively found not to be suited for TKA. 3. Patients with osteoporosis verified with preoperative DEXA. 4. Patients with sequela after earlier knee fracture. 5. Patients with earlier major knee surgery. 6. Women who are pregnant or prone to pregnant within 5 times the halftime of last given Ibandronic acid dose. 7. Patients with metabolic bonedisease. 8. Patients with rheumatoid arthritis. 9. Postmenopausale women treated with hormonal substitution. 10. Patients with a low creatinine-clearance (< 0,5 ml/s). 11. Patients with known hypocalcaemia. 12. Patients which are known allergic to ibandronic acid. 13. Patients undergoing intermittent or regular glucocorticoid treatment. 14. Patients with lactose intolerance (lactosis in tablets) 15. Patients with cancer. 16. Patients treated with radiotherapi or kemotherapi. 17. Patients with bad tooth status.

Design outcomes

Primary

MeasureTime frame
Main Objective: The aim of this study is to estabilish whether topical- and systemic Ibandronic Acid increases the prosthetic fixation to the bone and increases the bone density close to the implant. Differences between the two adminitration ways is also evaluated.;Secondary Objective: ;Primary end point(s): 1: Bone mass density close to the implant assesed with DEXA scanning. 2: Prosthetic micromotion in the follow-up period.

Countries

Denmark

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026