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Parametric Optimization Design Method for Friction Plates of Hydro-Viscous Clutches

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Design and fluid flow simulation of modified laparoscopic forceps.

Md Abdul Raheem Junaidi¹, Ram Chandra Murthy Kalluri¹, Y V Daseswara Rao¹

¹Mechanical Engineering Department, BITS Pilani, Hyderabad, Telangana, India.

Computer Methods in Biomechanics and Biomedical Engineering

|December 11, 2020

Summary

This study introduces a novel multi-functional Maryland forceps integrating suction-irrigation capabilities. This innovation aims to enhance laparoscopic surgery efficiency by reducing instrument exchange time.

Keywords:

CFD Suction forceps irrigation laparoscopy trocar

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Area of Science:

Surgical Technology
Biomedical Engineering
Minimally Invasive Surgery

Background:

Laparoscopic surgery utilizes instruments like Maryland forceps for tissue manipulation.
Fluid accumulation during surgery necessitates frequent use of suction-irrigation (SI) devices.
Current procedures require repeated instrument removal and insertion, prolonging surgery time.

Purpose of the Study:

To propose and analyze a modified Maryland forceps design incorporating integrated suction-irrigation (SI) functionality.
To enhance the efficiency of laparoscopic procedures by reducing operative time.
To address surgeon feedback regarding inefficiencies in current laparoscopic instrument use.

Main Methods:

A modified Maryland forceps design was developed, integrating SI features.
3D modeling was performed using SolidWorks.
Fluid flow analysis was conducted using ANSYS Fluent, followed by parametric analysis for optimization.

Main Results:

A novel multi-functional Maryland forceps design was successfully modeled and simulated.
The integrated SI feature demonstrated potential for clearing surgical site fluids.
Parametric analysis provided insights for optimizing the instrument's design for improved surgical efficiency.

Conclusions:

The proposed multi-functional Maryland forceps with integrated SI can potentially streamline laparoscopic surgery.
This innovation may reduce operative time and improve surgeon workflow.
Further development and validation are warranted for clinical application.