Publications 2024

Thorkildsen RD, Kleggetveit IP, Thu F, Madsen LM, Bolstad BJ, Røkkum M (2024)
Supercharging of the ulnar nerve: clinical and neurophysiological assessment at 2 years for nine proximal injuries
J Hand Surg Eur Vol, 17531934231226174 (in press)
DOI 10.1177/17531934231226174, PubMed 38235708

Publications 2023

Reigstad O, Holm-Glad T, Korslund J, Thorkildsen R, Røkkum M (2023)
Bilateral carpal pilon-type fractures due to clenched fist trauma: a case report
Ann Jt, 8, 9
DOI 10.21037/aoj-22-25, PubMed 38529223

Publications 2022

Holm-Glad T, Røkkum M, Röhrl SM, Roness S, Godang K, Reigstad O (2022)
A randomized controlled trial comparing two modern total wrist arthroplasties : improved function with stable implants, but high complication rates in non-rheumatoid wrists at two years
Bone Joint J, 104-B (10), 1132-1141
DOI 10.1302/0301-620X.104B10.BJJ-2022-0201.R2, PubMed 36177637

Olsen OG, Thorkildsen RD, Zaikova O, Lobmaier IVK, Taksdal I, Røkkum M (2022)
A woman in her fifties with a lump in the palm of her hand
Tidsskr Nor Laegeforen, 142 (12)
DOI 10.4045/tidsskr.21.0830, PubMed 36066222

Reigstad O, Holm-Glad T, Korslund J, Grimsgaard C, Thorkildsen R, Røkkum M (2022)
15-20 Year Follow-up After Wrist Arthroplasty Surgery - Revisiting the Development and Introduction of a New Prototype Concept for Total Wrist Arthroplasty
J Hand Surg Asian Pac Vol, 27 (6), 945-951
DOI 10.1142/S242483552250093X, PubMed 36606350

Winge MI, Johansson CB, Røkkum M (2022)
Biopsies from the Distal Radius after Implantation of Calcium Phosphate Cement
J Hand Surg Asian Pac Vol, 27 (5), 852-863
DOI 10.1142/S2424835522500837, PubMed 36285754

Winge MI, Røkkum M (2022)
Calcium phosphate bone cement and metaphyseal -corrective osteotomies in the upper extremity: long-term follow-up of 10 children
Acta Orthop, 93, 769-774
DOI 10.2340/17453674.2022.4589, PubMed 36161337

Publications 2021

Reigstad O, Holm-Glad T, Dovland P, Korslund J, Grimsgaard C, Thorkildsen RD, Røkkum M (2021)
Progressing arthrosis and a high conversion rate 11 (4-19) years after four corner fusion
J Plast Surg Hand Surg, 55 (6), 354-360
DOI 10.1080/2000656X.2021.1898970, PubMed 33733991

Sletten IN, Røkkum M, Winge MI (2021)
Outcome After Pollicization for Congenital Thumb Deficiency: A Cohort Study of Cases in a Single Unit, 1987 to 2016
J Hand Surg Am, 47 (5), 479.e1-479.e9
DOI 10.1016/j.jhsa.2021.05.023, PubMed 34274210

Thorkildsen RD, Reigstad O, Røkkum M (2021)
Early dismantling of the polyethylene liner in the Arpe® trapezial cup: a report of two cases
J Hand Surg Eur Vol, 46 (9), 1008-1009
DOI 10.1177/17531934211012203, PubMed 33926280

Thorkildsen RD, Thu F, Myrseth LE, Røkkum M (2021)
Major nerve injury in association with use of contraceptive implants
Tidsskr Nor Laegeforen, 141 (7)
DOI 10.4045/tidsskr.20.0806, PubMed 33950659

Winge MI, Røkkum M (2021)
Satisfying Clinical and Functional Results in 12 Apert Children Treated With Soft Tissue Distractor
J Pediatr Orthop, 41 (5), 312-318
DOI 10.1097/BPO.0000000000001785, PubMed 33710128

Publications 2020

Holm-Glad T, Godang K, Bollerslev J, Røkkum M, Reigstad O (2020)
Assessing Periprosthetic Bone in Total Wrist Arthroplasty: The Validity of DXA
J Clin Densitom, 24 (3), 433-441
DOI 10.1016/j.jocd.2020.10.006, PubMed 33172804

Reigstad O, Grimsgaard C, Holm-Glad T, Korslund J, Thorkildsen RD, Røkkum M (2020)
Satisfactory function 12 years after triscaphoid arthrodesis for chronic scapholunate ligament injury
J Plast Surg Hand Surg, 54 (4), 233-239
DOI 10.1080/2000656X.2020.1756835, PubMed 32410479

Publications 2019

Reigstad O, Holm-Glad T, Korslund J, Grimsgaard C, Thorkildsen R, Røkkum M (2019)
High re-operation and complication rates 11 years after arthrodesis of the wrist for non-inflammatory arthritis
Bone Joint J, 101-B (7), 852-859
DOI 10.1302/0301-620X.101B7.BJJ-2018-0943.R4, PubMed 31256671

Thorkildsen RD, Johansson CB, Hogmalm J, Johansson PH, Røkkum M (2019)
Early Cup Loosening After Metal-on-Metal Total Joint Replacement of the Trapeziometacarpal Joint: A Retrieval Study
J Hand Surg Am, 45 (3), 213-222
DOI 10.1016/j.jhsa.2019.06.020, PubMed 31537396

Thorkildsen RD, Røkkum M (2019)
Trapeziectomy with LRTI or joint replacement for CMC1 arthritis, a randomised controlled trial
J Plast Surg Hand Surg, 53 (6), 361-369
DOI 10.1080/2000656X.2019.1635490, PubMed 31271330

Publications 2018

Holm-Glad T, Reigstad O, Tsukanaka M, Røkkum M, Röhrl SM (2018)
High precision and accuracy of model-based RSA for analysis of wrist arthroplasty
J Orthop Res, 36 (11), 3053-3063
DOI 10.1002/jor.24063, PubMed 29873422

Reigstad O, Røkkum M (2018)
Wrist arthroplasty using prosthesis as an alternative to arthrodesis: design, outcomes and future
J Hand Surg Eur Vol, 43 (7), 689-699
DOI 10.1177/1753193418784707, PubMed 29985078

Vaksvik T, Røkkum M, Holm I (2018)
Cold hypersensitivity after hand injuries. A prospective 7-year follow-up
J Plast Surg Hand Surg, 52 (6), 363-366
DOI 10.1080/2000656X.2018.1520124, PubMed 30289015

Publications 2017

Reigstad O, Holm-Glad T, Bolstad B, Grimsgaard C, Thorkildsen R, Røkkum M (2017)
Five- to 10-Year Prospective Follow-Up of Wrist Arthroplasty in 56 Nonrheumatoid Patients
J Hand Surg Am, 42 (10), 788-796
DOI 10.1016/j.jhsa.2017.06.097, PubMed 28844772

Rigó IZ, Haugstvedt JR, Røkkum M (2017)
The effect of adding active flexion to modified Kleinert regime on outcomes for zone 1 to 3 flexor tendon repairs. A prospective randomized trial
J Hand Surg Eur Vol, 42 (9), 920-929
DOI 10.1177/1753193417728406, PubMed 28835192

Rigo IZ, Røkkum M (2017)
Reply
J Hand Surg Eur Vol, 42 (1), 99-101
DOI 10.1177/1753193416672355, PubMed 30178711

Winge MI, Røkkum M (2017)
CaP cement is equivalent to iliac bone graft in filling of large metaphyseal defects: 2 year prospective randomised study on distal radius osteotomies
Injury, 49 (3), 636-643
DOI 10.1016/j.injury.2017.11.027, PubMed 29361294

Publications 2016

Reigstad O, Holm-Glad T, Thorkildsen R, Grimsgaard C, Røkkum M (2016)
Successful conversion of wrist prosthesis to arthrodesis in 11 patients
J Hand Surg Eur Vol, 42 (1), 84-89
DOI 10.1177/1753193416674929, PubMed 27789811

Rigo IZ, Røkkum M (2016)
Predictors of outcome after primary flexor tendon repair in zone 1, 2 and 3
J Hand Surg Eur Vol, 41 (8), 793-801
DOI 10.1177/1753193416657758, PubMed 27406934

Thorkildsen R, Reigstad O, Røkkum M (2016)
Chrome nitride coating reduces wear of small, spherical CrCoMo metal-on-metal articulations in a joint simulator
J Hand Surg Eur Vol, 42 (3), 310-315
DOI 10.1177/1753193416674161, PubMed 28196445

Publications 2015

Reigstad O, Thorkildsen R, Grimsgaard C, Melhuus K, Røkkum M (2015)
Examination and treatment of scaphoid fractures and pseudarthrosis
Tidsskr Nor Laegeforen, 135 (12-13), 1138-42
DOI 10.4045/tidsskr.14.1256, PubMed 26130547

Reikeras O, Winge MI, Røkkum M (2015)
Effect of soft-tissue attachment on tibial fracture healing in rats
J Orthop Surg (Hong Kong), 23 (1), 47-51
DOI 10.1177/230949901502300111, PubMed 25920643

Vaksvik T, Ruijs A, Røkkum M, Holm I (2015)
Evaluation of a home treatment program for cold hypersensitivity using a classical conditioning procedure in patients with hand and arm injuries
J Hand Ther, 29 (1), 14-22
DOI 10.1016/j.jht.2015.09.002, PubMed 26498337

Vaksvik T, Røkkum M, Haugstvedt JR, Holm I (2015)
Small-to-moderate decreases in cold hypersensitivity up to 3 years after severe hand injuries: A prospective cohort study
J Plast Surg Hand Surg, 50 (2), 74-9
DOI 10.3109/2000656X.2015.1089877, PubMed 26413980

Publications 2014

Kjelstrup T, Hol PK, Courivaud F, Smith HJ, Røkkum M, Klaastad Ø (2014)
MRI of axillary brachial plexus blocks: a randomised controlled study
Eur J Anaesthesiol, 31 (11), 611-9
DOI 10.1097/EJA.0000000000000122, PubMed 25051144

Reigstad O, Røkkum M (2014)
Wrist arthroplasty: where do we stand today? A review of historic and contemporary designs
Hand Surg, 19 (2), 311-22
DOI 10.1142/S0218810414300034, PubMed 24875525

Reigstad O, Røkkum M (2014)
Conversion of total wrist arthroplasty to arthrodesis with a custom-made PEG
J Wrist Surg, 3 (3), 211-5
DOI 10.1055/s-0034-1384770, PubMed 25097817

Publications 2013

Reigstad O, Thorkildsen R, Grimsgaard C, Reigstad A, Rokkum M (2013)
Excellent results after bone grafting and K-wire fixation for scaphoid nonunion surgery in skeletally immature patients: a midterm follow-up study of 11 adolescents after 6.9 years
J Orthop Trauma, 27 (5), 285-9
DOI 10.1097/BOT.0b013e31826f8cb9, PubMed 22932752

Rigó IZ, Røkkum M (2013)
Not all non-rheumatoid patients are satisfied with thumb metacarpophalangeal joint arthrodesis
J Plast Surg Hand Surg, 47 (2), 144-6
DOI 10.3109/2000656X.2012.742020, PubMed 23402550

Rigó IZ, Røkkum M (2013)
Comparison of Transverse Intraosseous Loop Technique and Pull Out Suture for Reinsertion of the Flexor Digitorum Profundus tendon. A Retrospective Study
J Hand Microsurg, 5 (2), 68-73
DOI 10.1007/s12593-013-0100-8, PubMed 24426678

Thorkildsen R, Theodorsson J, Mellgren M, Røkkum M (2013)
Comparison of two uncemented trapezio-metacarpal cups: a finite element study
Hand Surg, 18 (2), 221-8
DOI 10.1142/S0218810413500275, PubMed 24164127

Publications 2012

Aure A, Hetland KR, Rokkum M (2012)
Chronic posterior sternoclavicular dislocation
J Orthop Trauma, 26 (4), e33-5
DOI 10.1097/BOT.0b013e318214e867, PubMed 22048186

Reigstad O, Grimsgaard C, Thorkildsen R, Reigstad A, Rokkum M (2012)
Long-term results of scaphoid nonunion surgery: 50 patients reviewed after 8 to 18 years
J Orthop Trauma, 26 (4), 241-5
DOI 10.1097/BOT.0b013e31821f940a, PubMed 21918482

Reigstad O, Grimsgaard C, Thorkildsen R, Reigstad A, Røkkum M (2012)
Scaphoid non-unions, where do they come from? The epidemiology and initial presentation of 270 scaphoid non-unions
Hand Surg, 17 (3), 331-5
DOI 10.1142/S0218810412500268, PubMed 23061941

Reigstad O, Lütken T, Grimsgaard C, Bolstad B, Thorkildsen R, Røkkum M (2012)
Promising one- to six-year results with the Motec wrist arthroplasty in patients with post-traumatic osteoarthritis
J Bone Joint Surg Br, 94 (11), 1540-5
DOI 10.1302/0301-620X.94B11.30130, PubMed 23109636

Rigó IZ, Haugstvedt JR, Ludvigsen P, Røkkum M (2012)
Comparison of modified Kessler and Yotsumoto-Dona suture: a biomechanical study on porcine tendons
J Plast Surg Hand Surg, 46 (5), 313-7
DOI 10.3109/2000656X.2012.700005, PubMed 22931133

Publications 2011

Reigstad A, Reigstad O, Grimsgaard C, Røkkum M (2011)
New concept for total wrist replacement
J Plast Surg Hand Surg, 45 (3), 148-56
DOI 10.3109/2000656X.2011.579720, PubMed 21682612

Reigstad O, Johansson C, Stenport V, Wennerberg A, Reigstad A, Røkkum M (2011)
Different patterns of bone fixation with hydroxyapatite and resorbable CaP coatings in the rabbit tibia at 6, 12, and 52 weeks
J Biomed Mater Res B Appl Biomater, 99 (1), 14-20
DOI 10.1002/jbm.b.31866, PubMed 21648067

Reigstad O, Thorkildsen R, Grimsgaard C, Reigstad A, Røkkum M (2011)
Supracondylar fractures with circulatory failure after reduction, pinning, and entrapment of the brachial artery: excellent results more than 1 year after open exploration and revascularization
J Orthop Trauma, 25 (1), 26-30
DOI 10.1097/BOT.0b013e3181db276a, PubMed 21085027

Winge MI, Reikerås O, Røkkum M (2011)
Calcium phosphate bone cement: a possible alternative to autologous bone graft. A radiological and biomechanical comparison in rat tibial bone
Arch Orthop Trauma Surg, 131 (8), 1035-41
DOI 10.1007/s00402-011-1271-z, PubMed 21305309

Publications 2010

Reigstad O, Thorkildsen R, Grimsgaard C, Reigstad A, Røkkum M (2010)
Healing of ununited scaphoid fractures by Kirschner wires and autologous structural bone grafts
Scand J Plast Reconstr Surg Hand Surg, 44 (2), 106-11
DOI 10.3109/02844310903528663, PubMed 20136465

Publications 2009

Reigstad O, Thorkildsen R, Grimsgaard C, Reigstad A, Røkkum M (2009)
Is revision bone grafting worthwhile after failed surgery for scaphoid nonunion? Minimum 8 year follow-up of 18 patients
J Hand Surg Eur Vol, 34 (6), 772-7
DOI 10.1177/1753193409346093, PubMed 19786402

Røkkum M, Melhuus K (2009)
[Most of scaphoid fractures should be treated with plaster]
Tidsskr Nor Laegeforen, 129 (12), 1238-9; author reply 1239
DOI 10.4045/tidsskr.09.0347, PubMed 19521450

Publications 2008

Reigstad O, Siewers P, Røkkum M, Espehaug B (2008)
Excellent long-term survival of an uncemented press-fit stem and screw cup in young patients: follow-up of 75 hips for 15-18 years
Acta Orthop, 79 (2), 194-202
DOI 10.1080/17453670710014978, PubMed 18484244

Vaksvik T, Hetland K, Røkkum M, Holm I (2008)
Cold hypersensitivity 6 to 10 years after replantation or revascularisation of fingers: consequences for work and leisure activities
J Hand Surg Eur Vol, 34 (1), 12-7
DOI 10.1177/1753193408094440, PubMed 19091739

Publications 2007

Reigstad O, Franke-Stenport V, Johansson CB, Wennerberg A, Røkkum M, Reigstad A (2007)
Improved bone ingrowth and fixation with a thin calcium phosphate coating intended for complete resorption
J Biomed Mater Res B Appl Biomater, 83 (1), 9-15
DOI 10.1002/jbm.b.30762, PubMed 17318821

Publications 2004

Reigstad A, Lereim P, Røkkum M (2004)
[Choosing correct total hip prosthesis]
Tidsskr Nor Laegeforen, 124 (18), 2394
PubMed 15467811

Publications 2003

Rokkum M, Reigstad A, Johansson CB (2003)
HA particles can be released from well-fixed HA-coated stems
Acta Orthop. Scand., 74 (3), 366-368

Røkkum M, Reigstad A, Johansson CB, Albrektsson T (2003)
Tissue reactions adjacent to well-fixed hydroxyapatite-coated acetabular cups. Histopathology of ten specimens retrieved at reoperation after 0.3 to 5.8 years
J Bone Joint Surg Br, 85 (3), 440-7
DOI 10.1302/0301-620x.85b3.12834, PubMed 12729126

Publications 2002

Gross KA, Ray N, Røkkum M (2002)
The contribution of coating microstructure to degradation and particle release in hydroxyapatite coated prostheses
J Biomed Mater Res, 63 (2), 106-14
DOI 10.1002/jbm.10090, PubMed 11870642

Røkkum M, Reigstad A, Johansson CB (2002)
HA particles can be released from well-fixed HA-coated stems: histopathology of biopsies from 20 hips 2-8 years after implantation
Acta Orthop Scand, 73 (3), 298-306
DOI 10.1080/000164702320155293, PubMed 12143977

Publications 2001

Ektessabi A, Shikine S, Kitamura N, Rokkum M, Johansson C (2001)
Distribution and chemical states of iron and chromium released from orthopedic implants into human tissues
X-Ray Spectrom., 30 (1), 44-48
DOI 10.1002/xrs.466

Morberg PH, Johansson CB, Reigstad A, Røkkum M (2001)
Vital staining of bone in stable, retrieved femoral surface replacement prostheses: a microscopic study of undecalcified ground sections
J Arthroplasty, 16 (8), 1004-9
DOI 10.1054/arth.2001.27255, PubMed 11740755

Røkkum M (2001)
On late complications with HA coated hip arthroplasties
Department of Biomaterials/Handicap Research, Institute for Surgical Sciences, Faculty of Medicine, University of Göteborg, Göteborg, 1 b. (flere pag)
BIBSYS 030821355, ISBN 91-628-4979-4

Publications 2000

Gross KA, Ray N, Rokkum M (2000)
Particulate generation in plasma sprayed hydroxyapatite coatings
KEY ENG MAT, 192-1, 183-186

Holm I, Bolstad B, Lütken T, Ervik A, Røkkum M, Steen H (2000)
Reliability of goniometric measurements and visual estimates of hip ROM in patients with osteoarthrosis
Physiother Res Int, 5 (4), 241-8
DOI 10.1002/pri.204, PubMed 11129666

Rokkum M, Reigstad A (2000)
Polyethylene wear, osteolysis and acetabular loosening with an HA-coated hip prosthesis - Reply
J. Bone Joint Surg.-Br. Vol., 82B (2), 305-306

Publications 1999

Røkkum M, Brandt M, Bye K, Hetland KR, Waage S, Reigstad A (1999)
Polyethylene wear, osteolysis and acetabular loosening with an HA-coated hip prosthesis. A follow-up of 94 consecutive arthroplasties
J Bone Joint Surg Br, 81 (4), 582-9
DOI 10.1302/0301-620x.81b4.8715, PubMed 10463725

Røkkum M, Reigstad A (1999)
Total hip replacement with an entirely hydroxyapatite-coated prosthesis: 5 years' follow-up of 94 consecutive hips
J Arthroplasty, 14 (6), 689-700
DOI 10.1016/s0883-5403(99)90224-3, PubMed 10512441

Publications 1998

Ektessabi AM, Rokkum M, Johansson C, Albrektsson T, Sennerby L, Saisho H, Honda S (1998)
Application of synchrotron radiation in investigation of metal-ion release from a hip replacement prosthesis
J Synchrotron Radiat, 5 (Pt 3), 1136-8
DOI 10.1107/S0909049597020244, PubMed 15263770

Røkkum M, Reigstad A (1998)
Polyethylene wear with an entirely HA-coated total hip replacement: 79 hips followed for 5 years
Acta Orthop Scand, 69 (3), 253-8
DOI 10.3109/17453679809000925, PubMed 9703398

Wennerberg A, Røkkum M, Reigstad A, Albrektsson T (1998)
Surface structure of retrieved ICLH femoral cups
Acta Orthop Scand, 69 (3), 243-7
DOI 10.3109/17453679809000923, PubMed 9703396

Publications 1996

Rokkum M, Bye K, Hetland KR, Reigstad A (1996)
Stem fracture with the Exeter prosthesis
Acta Orthop. Scand., 67 (2), 207

Publications 1995

Røkkum M, Bye K, Hetland KR, Reigstad A (1995)
Stem fracture with the Exeter prosthesis. 3 of 27 hips followed for 10 years
Acta Orthop Scand, 66 (5), 435-9
DOI 10.3109/17453679508995581, PubMed 7484124

Publications 1994

Reigstad A, Hetland KR, Bye K, Waage S, Røkkum M, Husby T (1994)
Free flaps in the reconstruction of foot injury. 4 (1-7) year follow-up of 24 cases
Acta Orthop Scand, 65 (1), 103-6
DOI 10.3109/17453679408993731, PubMed 7908774

Publications 1993

Morberg P, Albrektsson T, Reigstad A, Røkkum M, Lindgren U, Svensson O, Romanus B (1993)
A qualitative and quantitative study of retrieved femoral heads in three different types of resurface hip arthroplasties
J Arthroplasty, 8 (6), 617-24
DOI 10.1016/0883-5403(93)90009-s, PubMed 8301280

Reigstad A, Røkkum M, Bye K, Brandt M (1993)
Femoral remodeling after arthroplasty of the hip. Prospective randomized 5-year comparison of 120 cemented/uncemented cases of arthrosis
Acta Orthop Scand, 64 (4), 411-6
DOI 10.3109/17453679308993656, PubMed 8213117

Røkkum M (1993)
[Do the pedants take over the Medical Society?]
Tidsskr Nor Laegeforen, 113 (16), 2014
PubMed 8322360

Publications 1992

Reigstad A, Hetland KR, Bye K, Røkkum M (1992)
Free flaps in the reconstruction of hand and distal forearm injuries
J Hand Surg Br, 17 (2), 185-8
DOI 10.1016/0266-7681(92)90085-g, PubMed 1588200

Reigstad A, Hetland KR, Bye K, Waage S, Røkkum M, Husby T (1992)
Free tissue transfer for type III tibial fractures. Microsurgery in 19 cases
Acta Orthop Scand, 63 (5), 477-81
DOI 10.3109/17453679209154718, PubMed 1441938

Reigstad A, Hetland KR, Waage S, Bye K, Røkkum M (1992)
Transfer of the second toe for reconstruction of the hand after trauma
Scand J Plast Reconstr Surg Hand Surg, 26 (1), 105-10
DOI 10.3109/02844319209035192, PubMed 1626218

REIGSTAD A, ROKKUM M (1992)
ROLE OF GRANULOMAS IN PROSTHETIC LOOSENING
Acta Orthop. Scand., 63 (6), 685

Reigstad A, Røkkum M (1992)
An intrapelvic granuloma induced by acetabular cup loosening
Acta Orthop Scand, 63 (4), 465-6
DOI 10.3109/17453679209154770, PubMed 1529705

Publications 1988

Dragland M, Reigstad A, Røkkum M (1988)
[Reconstruction of bone defects. Use of corticospongious avascular autografts]
Tidsskr Nor Laegeforen, 108 (3), 231-4
PubMed 3281318