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Development and evaluation of a portable, wireless endoscopic shaving system for minimally invasive orthopedic surgery

Chao Qi1, Kunyu Chen2, Jianfei Sun2 


1Suzhou Dajiang Medical Technology Co., Ltd., Suzhou 215011, Jiangsu, China. 

2State Key Laboratory of Digital Medical Engineering, Jiangsu Key Laboratory of Biomaterials and Devices, School of Biological Science and Medical Engineering, Southeast University, Nanjing 211189, Jiangsu, China.


Address correspondence to: Kunyu Chen, State Key Laboratory of Digital Medical Engineering, Jiangsu Key Laboratory of Biomaterials and Devices, School of Biological Science and Medical Engineering, Southeast University, No. 2 Southeast University Road, Jiangning District, Nanjing 211189, Jiangsu, China. E-mail: 230259214@seu.edu.cn. Jianfei Sun, State Key Laboratory of Digital Medical Engineering, Jiangsu Key Laboratory of Biomaterials and Devices, School of Biological Science and Medical Engineering, Southeast University, No. 2 Southeast University Road, Jiangning District, Nanjing 211189, Jiangsu, China. E-mail: sunzaghi@seu.edu.cn.


DOI: https://doi.org/10.61189/717024hgfqnu


Received November 24, 2025; Accepted March 6, 2026; Published July 3, 2026


Highlights

● This work presents the development of a portable endoscopic shaving system by integrating the control, power supply, and sensing modules within the handle, thereby achieving a lightweight design free of an external host unit, foot pedal, or connecting cables.

● The innovative detachable design significantly simplifies cleaning and sterilization procedures, minimizes the risk of infection and substantially lowers both manufacturing and maintenance costs.

● This device demonstrates parameters and performance comparable to those of existing clinical products, making it suitable for primary care, mobile, and emergency medical settings.

Abstract

Objective: Due to the shortcomings of large size, operational complexity, infection risks, and high costs, traditional endoscopic shaving systems are limited in complex surgical procedures and primary healthcare settings. To address these limitations, this study proposes the design of a portable endoscopic surgical shaving system as an alternative to traditional systems. Methods: Wireless operation was achieved by integrating the control, power supply, and sensing modules into a detachable handle unit, thereby eliminating dependence on external host devices and cables while reducing the cost of fabrication. Additionally, the system performance was systematically evaluated and compared with thereby eliminating clinical products. Results: Experimental results suggest that the system meets clinical requirements in terms of power output, mechanical characteristics, noise emission, and cutting efficiency of the shaving head. While achieving the functional equivalence to conventional systems, it effectively addresses their inherent limitations. In addition, the cleaning efficiency is significantly improved by the modular detachable design, thereby reducing infection risk. The wireless connection function realized by Bluetooth technology can be linked with the tablet device for real-time speed adjustment and performance monitoring, which greatly improves the intelligence level of the system. Conclusion: The portable endoscope shaving system proposed in this paper, through portable engineering design, achieves structural innovation, cost reduction, and infection risk control. Its properties are comparable to the clinical products, which meet the needs of minimally invasive orthopedic surgery, and show a good clinical application prospect.

Keywords: Minimally invasive surgery, Endoscopic shaving systems, Detachable structure, Wireless operation, Portable design Highlights

Cite

Qi C, Chen KY, Sun JF. Development and evaluation of a portable, wireless endoscopic shaving system for minimally invasive orthopedic surgery. Prog Med Devices. 2026 Jul; 4 (3): 178-186. doi: 10.61189/717024hgfqnu

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