Niall H. Cochrane, M.D.

  1. Orthopedic Surgeon
  1. Cochrane NH, Luo EJ, Wellman SS, Bolognesi MP, Ryan SP, Ledford CK. Timing of Renal Transplant Before Total Hip Arthroplasty Impacts 2-Year Postoperative Outcomes. J Arthroplasty. 2025 Sep; 40 (9S1):S285-S289.e1 Epub 2025 May 06
    View PubMed
  2. Cullen MM, Cochrane NH, Wu CJ, Wellman SS, Bolognesi MP, Seyler TM, Ryan SP. Surgeon Experience May Predict Failure After Revision Total Hip Arthroplasty for Periprosthetic Fracture. J Arthroplasty. 2025 Aug; 40 (8S1):S266-S272 Epub 2025 Feb 01
    View PubMed
  3. Galle RE, Stauffer TP, Cochrane NH, Leal J, Jiranek WA, Seyler TM, Bolognesi MP, Wellman SS, Ryan SP. Periarticular Injection With or Without Adductor Canal Block for Pain Control Following Total Knee Arthroplasty. J Arthroplasty. 2025 Jun; 40 (6):1419-1424 Epub 2024 Oct 26
    View PubMed
  4. Cochrane NH, Stauffer TP, Wu CJ, Holland CT, Seyler TM, Bolognesi MP, Ryan SP, Wellman SS. Does Femoral Stem Design Influence Periprosthetic Fracture Incidence and Morphology in Total Hip Arthroplasty? J Arthroplasty. 2025 Apr; 40 (4):1062-1067 Epub 2024 Oct 16
    View PubMed
  5. Leal J, Wu CJ, Cochrane NH, Seyler TM, Jiranek WA, Wellman SS, Bolognesi MP, Ryan SP. Outpatient Versus Inpatient Total Joint Arthroplasty: Do Medically and Socially Complex Patients Require More Resources but Achieve Similar Outcomes? Arthroplast Today. 2025 Apr; 32:101631 Epub 2025 Feb 11
    View PubMed
  6. Selemon NA, Salmons HI, Cochrane NH, Taunton MJ. 78-year-old man with acetabular bone defect after tha. Orthopedics Today. 2025; 45 (3):17-22
  7. Leal J, Kugelman DN, Goel RK, Cochrane NH, Seyler TM. Robotic Total Hip Arthroplasty for Traumatic Acetabular Fracture Using an Image-free Second-Generation System. Arthroplast Today. 2024 Dec; 30:101485 Epub 2024 Oct 18
    View PubMed
  8. Cochrane NH, Kim BI, Leal J, Hallows RK, Seyler TM. Comparing a robotic imageless second-generation system to traditional instrumentation in total knee arthroplasty: A matched cohort analysis. J Orthop. 2024 Nov; 57:1-7 Epub 2024 May 28
    View PubMed
  9. Cochrane NH, Kim BI, Jiranek WA, Seyler TM, Bolognesi MP, Ryan SP. The Removal of Total Knee Arthroplasty From the Inpatient-Only List has Improved Patient Optimization. J Am Acad Orthop Surg. 2024 Nov 1; 32 (21):981-988 Epub 2024 Apr 25
    View PubMed
  10. Kelly P, Grant C, Cochrane N, Horn M, Florance J, Bolognesi M, Ryan S. Decreasing Hip Offset in Total Hip Arthroplasty Results in Decreased Physical Function Scores. J Arthroplasty. 2024 Oct; 39 (10):2525-2528 Epub 2024 June 06
    View PubMed
  11. Cochrane NH, Kim BI, Seyler TM, Bolognesi MP, Ryan SP, Ledford CK. Timing of Renal Transplant Prior to Total Knee Arthroplasty Impacts 90-Day Postoperative Outcomes. J Arthroplasty. 2024 Sep; 39(9):2261-2265.e1. Epub 2024 Mar 22.
    View PubMed
  12. Kelly P, Grant C, Cochrane N, Florance J, Bolognesi M, Ryan S. Reliability of the Sundsvall Method for Femoral Offset Evaluation. Hip Pelvis. 2024 Sep 1; 36 (3):218-222
    View PubMed
  13. Holland C, Cochrane N, Hinton Z, Wellman S, Seyler T, Bolognesi M, Ryan S. Dual Mobility Articulation in Total Hip Arthroplasty: Mixed Femoral and Acetabular Components are a Feasible Option. J Arthroplasty. 2024 Sep; 39 (9S1):S178-S182 Epub 2024 Jan 14
    View PubMed
  14. Cochrane NH, Kim BI, Stauffer TP, Hallows RK, Urish KL, Carvajal Alba JA, Seyler TM. Revision Total Knee Arthroplasty With an Imageless, Second-Generation Robotic System. J Arthroplasty. 2024 Aug; 39 (8S1):S280-S284 Epub 2024 Feb 13
    View PubMed
  15. Cochrane NH, Kim BI, Holland CT, Seyler TM, Ryan SP, Bolognesi MP, Wellman SS. Ultracongruent Polyethylene Liners Do Not Affect Survival of Total Knee Arthroplasty for Valgus Deformity. J Arthroplasty. 2024 Aug; 39 (8S1):S183-S187 Epub 2024 Feb 12
    View PubMed
  16. Ryan SP, Cochrane N, Bolognesi MP, Wellman SS. Enhanced Total Hip Arthroplasty Education Using Augmented Reality: A Survey From a Tertiary Center. Orthopedics. 2024 Jul-Aug; 47 (4):e157-e160 Epub 2024 Apr 04
    View PubMed
  17. Leal J, Holland CT, Cochrane NH, Seyler TM, Jiranek WA, Wellman SS, Bolognesi MP, Ryan SP. The relationship between pseudotumours and infected complications in patients who have undergone metal-on-metal total hip arthroplasty. Bone Joint J. 2024 Jun 1; 106-B (6):555-564 Epub 2024 June 01
    View PubMed
  18. Chang J, Chun DS, Wu CJ, Cochrane NH, Kim BI, Ryan SP, Seyler TM. Total Joint Arthroplasty Is a Viable Treatment Option for Patients With Osteonecrosis and Osteoarthritis After Bone Marrow Transplantation. Arthroplast Today. 2024 Jun; 27:101373 Epub 2024 Apr 17
    View PubMed
  19. Grant C, Cochrane N, Bethell M, Holland C, Levin J, Helmkamp J, Seyler T. Patient sex and race are associated with differences in coronal plane alignment classification in native arthritic knees. J Orthop Surg (Hong Kong). 2024 May-Aug; 32 (2):10225536241276887
    View PubMed
  20. Cochrane NH, Wixted C, Kim B, Kelly PJ, Bolognesi MP, Holst D, Wellman S, Ryan SP. A Cost Analysis of Surgical Approach in Total Hip Arthroplasty. Orthopedics. 2024 May-Jun; 47 (3):e151-e156 Epub 2024 Mar 12
    View PubMed
  21. Kildow BJ, Cochrane N, Kelly PJ, O'Donnell JA, Wu M, Lyden E, Jiranek WA, Seyler TM. Assessing the Diagnostic Accuracy of Next-Generation Sequencing in Patients With Antibiotic Spacers Before Reimplantation. Orthopedics. 2024 Jan-Feb; 47 (1):46-51 Epub 2023 May 02
    View PubMed
  22. Cochrane NH, Belay ES, Kim B, Wu M, O'Donnell J, Ryan S, Bolognesi MP, Seyler TM. Risk Factors for Early Readmission and Reoperation After Outpatient Total Hip Arthroplasty. Orthopedics. 2024 Jan-Feb; 47 (1):e38-e44 Epub 2023 May 02
    View PubMed
  23. Anastasio AT, Kim BI, Cochrane NH, Belay E, Bolognesi MP, Talaski GM, Ryan SP. Higher Risk of Reoperation after Total Knee Arthroplasty in Young and Elderly Patients. Materials (Basel). 2023 Nov 2; 16 (21) Epub 2023 Nov 02
    View PubMed
  24. Cochrane N, Kim B, Kelly P, Seidelman J, Seyler T, Klifto C, Jiranek W. Cutibacterium positive cultures in total joint arthroplasty: a comparison of the hip, knee, and shoulder. Int Orthop. 2023 Aug; 47 (8):1939-1946 Epub 2023 Apr 14
    View PubMed
  25. Cochrane NH, Kim BI, Seyler TM, Wellman SS, Bolognesi MP, Ryan SP. The Removal of Total Hip Arthroplasty From the Inpatient-Only List has Improved Patient Selection and Expanded Optimization Efforts. J Arthroplasty. 2023 Jul; 38 (7S):S23-S28 Epub 2023 Mar 08
    View PubMed
  26. Wu M, Kim BI, Schwartz AM, Wellman SS, Cochrane NH, Bolognesi MP, Ryan SP. Does Order of Operation Matter in Patients Who Have Concomitant Hip and Spine Pathology? J Arthroplasty. 2023 Jul; 38 (7S):S106-S113.e1 Epub 2023 Apr 25
    View PubMed
  27. Schwartz A, Cochrane NH, Jiranek WA, Ryan SP. Periarticular Injection in Total Knee Arthroplasty. J Am Acad Orthop Surg. 2023 Jun 15; 31 (12):614-619 Epub 2023 Apr 14
    View PubMed
  28. Cochrane N, Belay E, Wu M, O'Donnell J, Kim B, Seyler T. An ACS-NSQIP Analysis of Unicompartmental Knee Arthroplasty Trends from 2013 to 2018. J Knee Surg. 2023 Jun; 36 (7):716-724 Epub 2022 Jan 06
    View PubMed
  29. Ryan SP, Cochrane NH, Jiranek WA, Seyler TM, Wellman SS, Bolognesi MP. Evaluation of anterior translation in total knee arthroplasty utilizing stress radiographs. J Orthop Surg Res. 2023 Jun 1; 18 (1):396 Epub 2023 June 01
    View PubMed
  30. Wixted CM, Polascik BA, Cochrane NH, Antonelli B, Muthusamy N, Ryan SP, Chen AF, Schwarzkopf R, Seyler TM. A Multicenter Prospective Investigation on Patient Physical and Mental Health After Girdlestone Resection Arthroplasty. J Arthroplasty. 2023 May; 38 (5):899-902 Epub 2022 Dec 16
    View PubMed
  31. Cunningham D, Anastasio AT, Cochrane NH, Ryan SP, Bolognesi M, Seyler TM. Opioid Legislation Decreases Opioid Prescribing in Total Knee Arthroplasty. Orthopedics. 2023 May; 46 (3):142-150 Epub 2022 Dec 13
    View PubMed
  32. Cochrane NH, Kim BI, Seyler TM, Bolognesi MP, Wellman SS, Ryan SP. Accelerated Discharge After Aseptic Revision Total Hip Arthroplasty Does Not Predict Inferior 30-Day Outcomes. J Arthroplasty. 2023 Mar; 38 (3):541-547 Epub 2022 Sept 14
    View PubMed
  33. Wixted CM, Charalambous LT, Kim BI, Cochrane NH, Belay ES, Joseph HL, Seyler TM. Direct Costs Vary by Outcome in Two-Stage Revision Arthroplasty for the Treatment of Hip Periprosthetic Joint Infection. Arthroplast Today. 2023 Feb; 19:101061 Epub 2022 Nov 28
    View PubMed
  34. Charalambous LT, Wixted CM, Kim BI, Cochrane NH, Belay ES, Joseph HL, Seyler TM. Cost Drivers in Two-Stage Treatment of Hip Periprosthetic Joint Infection With an Antibiotic Coated Cement Hip Spacer. J Arthroplasty. 2023 Jan; 38 (1):6-12 Epub 2022 July 21
    View PubMed
  35. Hernandez N, Kim B, Cochrane NH, Ryan SP, Seyler TM. Midterm Results of Contemporary Uncemented Total Hip Arthroplasty in Patients 45 Years or Younger. Orthopedics. 2023 Jan-Feb; 46 (1):e45-e51 Epub 2022 Oct 28
    View PubMed
  36. Steele J, Cochrane N, Charalambous L, Kim B, Case A, Bolognesi M, Seyler T. Outcomes and Cost Analysis of a Surgical Care Unit for Outpatient Total Joint Arthroplasties Performed at a Tertiary Academic Center. Arthroplast Today. 2022 Dec; 18:119-124 Epub 2022 Oct 25
    View PubMed
  37. Cochrane NH, Kim B, Seyler TM, Bolognesi MP, Wellman SS, Ryan SP. Accelerated discharge after aseptic revision knee arthroplasty is not associated with early readmission and reoperation. Bone Joint J. 2022 Dec; 104-B (12):1323-1328
    View PubMed
  38. Belay E, Kelly P, Anastasio A, Cochrane N, Wu M, Seyler T. Predicting Need for Skilled Nursing or Rehabilitation Facility after Outpatient Total Hip Arthroplasty. Hip Pelvis. 2022 Dec; 34 (4):227-235 Epub 2022 Dec 03
    View PubMed
  39. Wu M, O'Donnell J, Cochrane N, Ryan S, Belay E, Myntti M, Seyler T. Effect of commonly used lavage solutions on the polymerization of bone cement. Orthop Traumatol Surg Res. 2022 Dec; 108 (8):103243 Epub 2022 Feb 11
    View PubMed
  40. Cochrane N, Ryan S, Kim B, Wu M, O'Donnell J, Seyler T. Total Hip Arthroplasty in Morbidly Obese: Does a Strict Body Mass Index Cutoff Yield Meaningful Change? Hip Pelvis. 2022 Sep; 34 (3):161-171 Epub 2022 Sept 30
    View PubMed
  41. Lazarides AL, Flamant EM, Cullen MM, Ferlauto HR, Cochrane N, Gao J, Jung SH, Visgauss JD, Brigman BE, Eward WC. Investigating readmission rates for patients undergoing oncologic resection and endoprosthetic reconstruction for primary sarcomas and tumors involving bone. J Surg Oncol. 2022 Aug; 126 (2):356-364 Epub 2022 Mar 23
    View PubMed
  42. Wu M, Case A, Kim BI, Cochrane NH, Nagy GA, Bolognesi MP, Seyler TM. Racial and Ethnic Disparities in the Imaging Workup and Treatment of Knee and Hip Osteoarthritis. J Arthroplasty. 2022 Aug; 37 (8S):S753-S760.e2 Epub 2022 Feb 11
    View PubMed
  43. Cochrane NH, Kim BI, Wu M, O'Donnell JA, Seidelman JL, Jiranek WA. Cutibacterium Positive Cultures in Total Hip Arthroplasty: Contaminant or Pathogen? J Arthroplasty. 2022 Jul; 37 (7S):S642-S646 Epub 2022 Feb 18
    View PubMed
  44. Cochrane NH, Wellman SS, Lachiewicz PF. Early Infection After Aseptic Revision Knee Arthroplasty: Prevalence and Predisposing Risk Factors. J Arthroplasty. 2022 Jun; 37 (6S):S281-S285 Epub 2022 Feb 17
    View PubMed
  45. Belay ES, Cochrane NH, Anastasio AT, Wu M, Bolognesi MP, Seyler TM. Risk Factors for Delayed Discharge and Adverse Outcomes Following Outpatient Billed Total Knee Arthroplasty. J Arthroplasty. 2022 Jun; 37 (6):1029-1033 Epub 2022 Feb 18
    View PubMed
  46. Wu M, Cochrane NH, Kim B, Belay ES, O'Donnell J, Ryan SP, Jiranek WA, Seyler TM. Patterns and Predictors of Weight Change Before and After Total Hip Arthroplasty in Class 2 and 3 Obese Patients. J Arthroplasty. 2022 May; 37 (5):880-887 Epub 2022 Jan 11
    View PubMed
  47. Kim BI, Cochrane NH, O'Donnell JA, Wu M, Wellman SS, Ryan S, Seyler TM. Preoperative Weight Loss and Postoperative Weight Gain Independently Increase Risk for Revision After Primary Total Knee Arthroplasty. J Arthroplasty. 2022 Apr; 37 (4):674-682 Epub 2021 Dec 13
    View PubMed
  48. O'Donnell JA, Wu M, Cochrane NH, Belay E, Myntti MF, James GA, Ryan SP, Seyler TM. Efficacy of Common Antiseptic Solutions Against Clinically Relevant Planktonic Microorganisms. Orthopedics. 2022 Mar-Apr; 45 (2):122-127 Epub 2022 Jan 03
    View PubMed
  49. Lazarides AL, Flamant EM, Cullen MC, Ferlauto HR, Goltz DE, Cochrane NH, Visgauss JD, Brigman BE, Eward WC. Why Do Patients Undergoing Extremity Prosthetic Reconstruction for Metastatic Disease Get Readmitted? J Arthroplasty. 2022 Feb; 37 (2):232-237 Epub 2021 Nov 02
    View PubMed
  50. Grimsley EA, Cochrane NH, Keane RR, Sumner BD, Mullan PC, O'Connell KJ. A Pulse Check on Leadership and Teamwork: An Evaluation of the First 5 Minutes of Emergency Department Resuscitation During Pediatric Cardiopulmonary Arrests. Pediatr Emerg Care. 2021 Dec 1; 37 (12):e1122-e1127
    View PubMed
  51. Wu M, Belay E, Cochrane N, O'Donnell J, Seyler T. Comorbidity Burden Contributing to Racial Disparities in Outpatient Versus Inpatient Total Knee Arthroplasty. J Am Acad Orthop Surg. 2021 Jun 15; 29 (12):537-543
    View PubMed
  52. O'Donnell JA, Wu M, Cochrane NH, Belay E, Myntti MF, James GA, Ryan SP, Seyler TM. Efficacy of common antiseptic solutions against clinically relevant microorganisms in biofilm. Bone Joint J. 2021 May; 103-B (5):908-915
    View PubMed
  53. Kerrey BT, O'Connell KJ, Myers SR, Rinderknecht AS, Frey ME, Dyas JR, Boyd S, Mak AL, Cochrane N, Donoghue AJ. Videography in Pediatric Emergency Research: Establishing a Multicenter Collaborative and Resuscitation Registry. Pediatr Emerg Care. 2020 May; 36 (5):222-228
    View PubMed
  54. Cochrane NH, Pachter CS, Garfinkel JH, Gladnick TB, Gladnick EP, Romness DW, Gladnick BP. Patient perceptions of antibiotic prophylaxis for dental procedures after total joint arthroplasty. J Orthop. 2020 Jan-Feb; 17:22-24 Epub 2019 Aug 14
    View PubMed
  55. Pachter CS, Garfinkel JH, Cochrane NH, Romness DW, Gladnick BP. Smoking Is a Risk Factor for Wound Complications after Direct Anterior Hip Arthroplasty with Mesh Tape Closure. Adv Skin Wound Care. 2020 Jan; 33 (1):43-46
    View PubMed
  56. O'Connell KJ, Keane RR, Cochrane NH, Sandler AB, Donoghue AJ, Kerrey BT, Myers SR, Vazifedan T, Mullan PC. Pauses in compressions during pediatric CPR: Opportunities for improving CPR quality. Resuscitation. 2019 Dec; 145:158-165 Epub 2019 Aug 14
    View PubMed
  57. O'Connell KJ, Yang S, Cheng M, Sandler AB, Cochrane NH, Yang J, Webman RB, Marsic I, Burd R. Process conformance is associated with successful first intubation attempt and lower odds of adverse events in a paediatric emergency setting. Emerg Med J. 2019 Sep; 36 (9):520-528 Epub 2019 July 18
    View PubMed
  58. Garfinkel JH, Gladnick BP, Pachter CS, Cochrane NH, Romness DW. Perioperative factors associated with increased length of stay after revision of metal-on-metal total hip arthroplasty. J Orthop. 2019 Mar-Apr; 16 (2):109-112 Epub 2019 Jan 17
    View PubMed
  59. Mullan PC, Cochrane NH, Chamberlain JM, Burd RS, Brown FD, Zinns LE, Crandall KM, O'Connell KJ. Accuracy of Postresuscitation Team Debriefings in a Pediatric Emergency Department. Ann Emerg Med. 2017 Sep; 70 (3):311-319 Epub 2017 Mar 02
    View PubMed