Multicenter, prospective cohort study: immediate postoperative gains in active range of motion following robotic-assisted total knee replacement compared to a propensity-matched control using manual instrumentation

Abstract Background Range of motion (ROM) following total knee replacement (TKR) has been associated with patient satisfaction and knee function, and is also an early indicator of a successful procedure. Robotic-assisted TKR (raTKR) is considered to reproduce more precise resections, and, as a resul...

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Main Authors: Camdon Fary, Jason Cholewa, Anna N. Ren, Scott Abshagen, Mike B. Anderson, Krishna Tripuraneni
Format: Article
Language:English
Published: BMC 2023-12-01
Series:Arthroplasty
Subjects:
Online Access:https://doi.org/10.1186/s42836-023-00216-0
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author Camdon Fary
Jason Cholewa
Anna N. Ren
Scott Abshagen
Mike B. Anderson
Krishna Tripuraneni
author_facet Camdon Fary
Jason Cholewa
Anna N. Ren
Scott Abshagen
Mike B. Anderson
Krishna Tripuraneni
author_sort Camdon Fary
collection DOAJ
description Abstract Background Range of motion (ROM) following total knee replacement (TKR) has been associated with patient satisfaction and knee function, and is also an early indicator of a successful procedure. Robotic-assisted TKR (raTKR) is considered to reproduce more precise resections, and, as a result, may be associated with improved early patient satisfaction compared to manual TKR (mTKR). The purpose of this study was to evaluate the early postoperative active ROM (aROM) between raTKR and mTKR. Methods A total of 216 mTKR patients were propensity-matched, in terms of age, gender, comorbidities, and BMI, to 216 raTKR cases. Intraoperative and immediate postoperative adverse events were collected. Knee flexion and extension aROM were measured preoperatively and at one- and three months after operation. Results Changes in flexion aROM were significantly greater in raTKR vs. mTKR at one- (6.9°, 95% CI: 3.5, 10.4°) and three months (4.9°, 95% CI: 2.1, 7.7°). Flexion aROM was greater at three postoperative months compared to preoperative aROM only in the raTKR group, and raTKR patients had higher odds of achieving ≥ 90° of flexion at one month after operation (OR: 2.15, 95% CI: 1.16, 3.99). There were no significant differences between groups in intraoperative (P > 0.999) or postoperative adverse events. Conclusions Compared with mTKR, raTKR resulted  in less loss of aROM immediately after operation and a faster recovery of aROM within three months after operation. Trial registration Clinicaltrials.gov (NCT# 03737149).
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spelling doaj.art-e4aa90d4bfd649118dd47d59a9600c3e2023-12-10T12:07:35ZengBMCArthroplasty2524-79482023-12-015111210.1186/s42836-023-00216-0Multicenter, prospective cohort study: immediate postoperative gains in active range of motion following robotic-assisted total knee replacement compared to a propensity-matched control using manual instrumentationCamdon Fary0Jason Cholewa1Anna N. Ren2Scott Abshagen3Mike B. Anderson4Krishna Tripuraneni5Epworth FoundationZimmer BiometZimmer BiometZimmer BiometZimmer BiometNew Mexico Orthopaedic AssociatesAbstract Background Range of motion (ROM) following total knee replacement (TKR) has been associated with patient satisfaction and knee function, and is also an early indicator of a successful procedure. Robotic-assisted TKR (raTKR) is considered to reproduce more precise resections, and, as a result, may be associated with improved early patient satisfaction compared to manual TKR (mTKR). The purpose of this study was to evaluate the early postoperative active ROM (aROM) between raTKR and mTKR. Methods A total of 216 mTKR patients were propensity-matched, in terms of age, gender, comorbidities, and BMI, to 216 raTKR cases. Intraoperative and immediate postoperative adverse events were collected. Knee flexion and extension aROM were measured preoperatively and at one- and three months after operation. Results Changes in flexion aROM were significantly greater in raTKR vs. mTKR at one- (6.9°, 95% CI: 3.5, 10.4°) and three months (4.9°, 95% CI: 2.1, 7.7°). Flexion aROM was greater at three postoperative months compared to preoperative aROM only in the raTKR group, and raTKR patients had higher odds of achieving ≥ 90° of flexion at one month after operation (OR: 2.15, 95% CI: 1.16, 3.99). There were no significant differences between groups in intraoperative (P > 0.999) or postoperative adverse events. Conclusions Compared with mTKR, raTKR resulted  in less loss of aROM immediately after operation and a faster recovery of aROM within three months after operation. Trial registration Clinicaltrials.gov (NCT# 03737149).https://doi.org/10.1186/s42836-023-00216-0Total knee arthroplastyPatient-reported outcome measuresKnee osteoarthritisRobotic-assisted surgery
spellingShingle Camdon Fary
Jason Cholewa
Anna N. Ren
Scott Abshagen
Mike B. Anderson
Krishna Tripuraneni
Multicenter, prospective cohort study: immediate postoperative gains in active range of motion following robotic-assisted total knee replacement compared to a propensity-matched control using manual instrumentation
Arthroplasty
Total knee arthroplasty
Patient-reported outcome measures
Knee osteoarthritis
Robotic-assisted surgery
title Multicenter, prospective cohort study: immediate postoperative gains in active range of motion following robotic-assisted total knee replacement compared to a propensity-matched control using manual instrumentation
title_full Multicenter, prospective cohort study: immediate postoperative gains in active range of motion following robotic-assisted total knee replacement compared to a propensity-matched control using manual instrumentation
title_fullStr Multicenter, prospective cohort study: immediate postoperative gains in active range of motion following robotic-assisted total knee replacement compared to a propensity-matched control using manual instrumentation
title_full_unstemmed Multicenter, prospective cohort study: immediate postoperative gains in active range of motion following robotic-assisted total knee replacement compared to a propensity-matched control using manual instrumentation
title_short Multicenter, prospective cohort study: immediate postoperative gains in active range of motion following robotic-assisted total knee replacement compared to a propensity-matched control using manual instrumentation
title_sort multicenter prospective cohort study immediate postoperative gains in active range of motion following robotic assisted total knee replacement compared to a propensity matched control using manual instrumentation
topic Total knee arthroplasty
Patient-reported outcome measures
Knee osteoarthritis
Robotic-assisted surgery
url https://doi.org/10.1186/s42836-023-00216-0
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