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Updated: Jan 31, 2026

Reverse Total Shoulder Arthroplasty

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Value of Cervical Disk Arthroplasty.

Daniel A Tarazona¹, Gregory D Schroeder, Alexander R Vaccaro

¹The Rothman Institute at Thomas Jefferson University, Philadelphia, PA.

Clinical Spine Surgery

|January 3, 2019

Summary

Cervical disk arthroplasty (CDA) offers comparable or superior outcomes to anterior cervical decompression and fusion (ACDF). While CDA is cost-effective, definitive conclusions on its value compared to ACDF remain inconclusive due to study limitations.

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Anterior Cervical Discectomy and Fusion in the Ovine Model

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Published on: October 5, 2009

Area of Science:

Orthopedics
Health Economics
Medical Device Research

Background:

Cervical disk arthroplasty (CDA) is increasingly favored over anterior cervical decompression and fusion (ACDF) due to motion-preserving benefits and positive patient outcomes.
Growing emphasis on healthcare expenditure necessitates evaluating treatment value through cost-effectiveness.

Purpose of the Study:

To review and analyze the cost-effectiveness of CDA compared to ACDF.
To identify limitations in current cost-effectiveness studies comparing CDA and ACDF.

Main Methods:

Analysis of Food and Drug Administration-regulated investigational device exemption (IDE) trials.
Review of existing cost-effectiveness studies comparing CDA and ACDF.
Evaluation of methodology in cost calculation and health state utility values.

Main Results:

Investigational device exemption (IDE) trials show comparable or superior patient-reported outcomes for CDA versus ACDF.
Cost-effectiveness studies consistently suggest CDA is a cost-effective alternative.
Inconclusive results persist when directly comparing the cost-effectiveness of CDA to ACDF.

Conclusions:

Both CDA and ACDF are safe, effective, and demonstrate cost-efficiency.
Limitations in current research, including inconsistent methodology and industry sponsorship, hinder definitive cost-effectiveness conclusions.
Further research is needed to clarify the comparative cost-effectiveness of CDA versus ACDF.