❭ Projects ❭ Cirro projects ❭

PROJECTS                                             

 

Outline of ongoing research projects-*

UNDER EX:

Hip projects 

  • Randomized study between operation with pins with or without plate for undisplaced dislocated femoral neck fracture. Radio stereogrammetric analysis (RSA) of stability and fracture healing and clinical endpoints. (The Pinloc Study)

 

  • Trochanteric fractures treated with sliding hip screw with or without trochanteric support plate 
     

     
  • Wear and different materials in hip arthroplasty
     
     
  • THR in patients under 20 years
     

Knee projects 
  
 

  • In vivo kinematics and performance of contemporary knee arthroplasty

 

  • Posterior stabilization in total knee prosthesis; the effect of three different constraining designs on implant stability, knee function, clinical outcome and implant survival. A double blind randomized clinical study

 

  • Uncemented kneearthroplasty with new implant designs and CT-based motionanalyses.

Pelvis and spine projects

 

    • Indication and treatment of degenerative adultspine correction osteotomies- INTRAKS

 

Ankle projects  
 

  •  Investigating acute Lisfranc injuries in the foot and a new surgical procedure. 

 

UPPER EX:

Hand projects 

  • StableTouch project. CMC1 Touch protese målt med CT RSA 
  • TWIST Study  -  Total Wrist Implant Stability Trial 

 

  •  A prospective randomized trial comparing two different wrist arthroplasties 
     
 
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Recent publications

Thoen PS, Lindalen E, Nordsletten L, Röhrl SM (2025)
Low wear with vitamin E-infused highly cross-linked polyethylene : 14 years' follow-up of a randomized radiostereometric analysis study
Bone Joint J, 107-B (11), 1182-1188
DOI 10.1302/0301-620X.107B11.BJJ-2025-0273.R1, PubMed 41173047

Poulsen M, Röhrl SM, Schulz A, Stødle AH (2025)
Prospective Validation of a Weightbearing CT Stability Threshold for Subtle Lisfranc Injuries
Foot Ankle Int, 10711007251374674 (in press)
DOI 10.1177/10711007251374674, PubMed 41170783

Tellefsen R, Kristensen TB, Dybvik EH, Gjertsen JE, Nordsletten L, Ugland T, Visnes H, Solberg LB (2025)
Surgical approaches in hemiarthroplasty for hip fracture : results of 48,222 hemiarthroplasties in the Norwegian Hip Fracture Register
Bone Jt Open, 6 (10), 1311-1320
DOI 10.1302/2633-1462.610.BJO-2025-0099.R1, PubMed 41120102



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