[DIEM-MA-KINEM]

Major projects and activities in Biomedical Robotics

Project Name and Acronym

METAFORE- Method and Tool design Applied to Families of Robots for medical Environment

RIME - Robot In Medical Environment

Duration

Dec 1999-Dec 2001 (METAFORE)

Dec 2001-dec 2003 (RIME)

Web site

 

Sponsoring promoter

Ministry of Scientific Researches and Technology MURST

Funding programme

Cofin 1999 (METAFORE)

Cofin 2001 (RIME).

Keywords

Rehabilitation, Robotics, Hybrid manipulators, kinematic analysis,

Co-ordinating group

Vincenzo Parenti-Castelli (local Coordinator) - Rossi Aldo (national Coordinator).

Partners (group name, category*)

DIEM-Mechanical Engineering University of Bologna, Italy

Dept. of Mechanical Engineering - University of Modena, Italy

Dept. of Engineering - University of Ferrara, Italy

Objectives

To develop a robotic systems for surgical operation support operating in a master slave fashion

Relevant activities

Design of mechanical robotic systems featuring serial and/or parallel architectures

Study of advanced methods for kinematic and dynamic analysis of complex mechanisms

Design and analysis of redundant mechanical systems

Development of algorithms for real time kinematic analysis

Influence of kinematic pair clearance on mechanism performances

Geometric calibration of parallel mechanisms

Achieved biomedical robotic prototypes/ products

Design of a serial-parallel (and parallel-serial) redundant robotic system for surgical operation. Development of kinematic and dynamic algoritms for real time control (by means of extra sensors). Design of new 3-dof parallel mechanisms for pure translation.

Code for evaluating the influence of clearance in the mechanism kinematic pairs on the positioning precision of any mechanism link of interest.

User/clinical trials

objectives

To design and evaluate the capability of the robotic system to satisfy the required surgical performances.

robotic systems

6-dof (and 7-dof) Hybrid parallel mechanism.

methodologies

Computer simulations and (when the prototype will be ready) experimental tests in a test surgical room.

involved users (number and category)

Surgeons in the surgical room.

main results

Study on the feasibility of the entire robotic system. Development of new advanced kinematic analysis techniques. Design of new architectures of 3-dof parallel mechanisms for pure translation. Development of a code for mechanism performance evaluation due to clearance in kinematic pairs.

clinical partners

Medical doctors, surgeons.

other relevant information

 

Summary of products, systems, prototypes

Name

Short description°

3-UPU-RRR

A frame connected parallel 3-UPU mechanism having its moving platform that serves as the base of a serial RRR mechanism.

At the moment, only a passive (manually actuated) prototype of the parallel module 3-UPU has been manufactured.

 

 

 

 

 

Summary of current partners (technological, clinical, user)

Group name

Category*

Contacts

EURON network

Technological Research

www.euron.org

 

 

 

 

 

 

Available laboratories/equipment

Electronic laboratory

 

Mechanical laboratory

Workshop traditional Machine Tools, Numeric Control Machine Tools.

Software laboratory

Autocad, Solid Edge, Visual Nastran

Robotic equipment

 

Other

 

Related publications

     PARENTI CASTELLI V., DI GREGORIO R., "Determination of the Actual Configuration of the General Stewart Platform Using Only One Additional Displacement Sensor", ASME Transactions, Journal of Mechanical Design, March 1999, Vol. 121, pp. 21-25.

 

     PARENTI CASTELLI V., DI GREGORIO R., "A new algorithm based on two extra-sensors for real-time computation of the actual configuration of the generalized Stewart-Gough manipulator”, ASME Transactions, Journal of Mechanical Design,Vol. 122, September 2000, pp. 294-298.

 

     PARENTI CASTELLI V., DI GREGORIO R., "Real-time actual pose determination of the general fully-parallel spherical wrist using only one extra sensor", Journal of Robotic Systems, Special Issue, Eds. B. Siciliano and J. Lenarcic (Sept. 2001).

 

     DI GREGORIO R., and PARENTI CASTELLI V., “Position analysis in analytical form of the 3-PSP mechanisms”, ASME Transaction Journal of Mechanical Design, March 2001, Vol. 123, pp.51-55.

 

     DI GREGORIO R., and PARENTI CASTELLI V., “Mobility analysis of the 3-UPU parallel mechanism assembled for a pure translational motion”, IEEE-ASME International Conference on Advanced Intelligent Mechatronics (AIM’99), Sept. 19-22, 1999, Atlanta, GA. Also accepted ASME Transactions, Journal of Mechanical Design.

 

     PARENTI-CASTELLI, V., DI GREGORIO, R. and BUBANI F., “Workspace and optimal design of a pure translation parallel manipulator”, XIV Congresso AIMETA, 3-9 ottobre, 1999, Como. Also Meccanica,35, 2000, pp. 203-214.

 

     PARENTI-CASTELLI V., and BUBANI F., “Singularity loci and dimensional design of a translational 3-dof fully-parallel manipulator,”Advances in Multibody Systems and Mechatronics, ISBN 3-9501108-0-1, Sept. 25, 1999, Duisburg, Germany, pp. 319-331.

    

     DI GREGORIO R., and PARENTI CASTELLI V., “Influence of the geometric parameters of the 3-UPU parallel manipulator on the singularity loci,” PKM99, Parallel Kinematic Machines, International Workshop on parallel machines, Nov. 30, 1999, Milano.

 

     DI GREGORIO R., and PARENTI-CASTELLI V., “Benefits of twisting the legs in the 3-UPU Tsai mechanism,” 2000 PKM-IT, Year 2000 Parallel Kinematic Machines International Conference, Sept. 13-15, 2000, Ann Arbor, Michigan, USA, pp. 201-211.

 

     PARENTI-CASTELLI V., and DI GREGORIO R., “Influence of manufacturing errors on the kinematic performances of the 3-UPU parallel mechanism,” The 2nd Chemnitz Parallel Kinematics Seminar - Working Accuracy of Parallel Kinematics, April 12-13, 2000, Chemnitz, Germany, ISBN 3-928921-54-1, pp. 85-100.

 

     DI GREGORIO R., and PARENTI-CASTELLI V., “Mobility analysis of the 3-PSP mechanism,”Romansy 2000, CISM-IFToMM Symposium on Theory and Practice of Robots and Manipulators, July 3-6, 2000, Zakopane, Poland.

 

     CARRICATO M., and PARENTI-CASTELLI V., “A family of 3-dof translational parallel manipulators,” ASME 27th DAC (Design Automation Conference), Sept. 9-12, 2001, Pittsburgh, Pennsylvania, USA (Feb 2001). Also submitted to ASME JMD, (April 27, 2001).

 

     CARRICATO M., and PARENTI-CASTELLI V., “Position analysis of a new family of 3-dof translational parallel manipulators,” ASME 27th DAC (Design Automation Conference), Sept. 9-12, 2001, Pittsburgh, Pennsylvania, USA (Feb 2001). Also submitted to ASME JMD, (April 27, 2001).

 

     PARENTI-CASTELLI V., VENANZI S., “Kinetostatic behaviour of the prismatic pair with clearance,” Advances in Robot Dynamics and Control (ARDC) IMECE 2001, ASME International Mechanical Engineering Congress and Exposition, November 11-16, 2001, New York, NY.

 

other projects in Biomedical Robotics

Project Name and Acronym

External fixation devices for human long bone fracture reduction

Duration

June 1999-June 2001

Web site

 

Sponsoring promoter

Ministry of Scientific Researches and Technology MURST

University of Bologna

Funding programme

Funds MUST 60%.

 

Keywords

Bone fracture reduction, Robotics, Parallel mechanisms, Kinematic analysis.

Co-ordinating group

Vincenzo Parenti-Castelli

Partners (group name, category*)

DIEM-Mechanical Engineering University of Bologna, Italy

Dept. of Engineering - University of Ferrara, Italy

Objectives

To develop automated and/or manual parallel mechanisms for long bone fracture reduction

Relevant activities

Design of 6-dof parallel mechanisms.

Methods for kinematic and dynamic analysis of complex mechanisms

Design and analysis of parallel mechanisms

 

Achieved biomedical robotic prototypes/ products

Design of new parallel mechanisms for long bone fracture reduction. Development of kinematic algoritms for position control.

 

User/clinical trials

objectives

To design and evaluate the capability of new mechanisms to satisfy the required performances.

robotic systems

6-dof parallel mechanisms.

methodologies

Computer simulations.

involved users (number and category)

Injured patients and medical surgeons in the surgical room.

main results

Study on the feasibility of the proposed mechanisms. Development of new mechanisms.

 

clinical partners

Medical doctors, surgeons.

other relevant information

 

Summary of products, systems, prototypes

Name

Short description°

 

Design of new fixation devices.

 

 

 

 

Summary of current partners (technological, clinical, user)

Group name

Category*

Contacts

EURON network

Technological Research

www.euron.org

 

 

 

 

 

 

Available laboratories/equipment

Electronic laboratory

 

Mechanical laboratory

Workshop traditional Machine Tools, Numeric Control Machine Tools.

Software laboratory

Autocad, Solid Edge, Visual Nastran

Robotic equipment

 

Other

 

Related publications

     DI GREGORIO R., and PARENTI CASTELLI V., “Kinematics of a 6-dof fixation device for long bone fracture reduction”, Journal of Robotic Systems, Special Issue, Eds. B. Siciliano and J. Lenarcic (Sept. 2001).

 

     DI GREGORIO R., and PARENTI CASTELLI V., “Optimal solution for an automated 3-dof bone fixation mechanism”, RAAD’99, International Workshop on Robotics in Alpe-Adria-Danube Region, ISBN 3-00-004482-5, Eds F. Freyberger and G. Schmidt, June 17-19, 1999, Munchen, Germany, pp. 329-333.

 

     DI GREGORIO R., and PARENTI-CASTELLI V., “Fixation devices for long bone fracture reduction: an overview and some suggestions,” submitted to Special Issue on Medical and Rehabilitation Robotics for the IMACS Journal “Mathematics and Computers in Simulation”, Eds. S. Tzafestas, (16 Jan 2001).

 

     DI GREGORIO R., and PARENTI-CASTELLI V., “A new decoupled 6-DOF parallel mechanism for long bone fracture reduction,” SERVICEROB’01, European Workshop on Service and Humanoid Robots,, June 24-28, 2001, Santorini Island, Greece. Also Special Issue of the Journal of Systems Science on Virtual Reality and Mobile /Service Robots, Guest Editors : Spyros G. Tzafestas and Costas S. Tzafestas (to appear).

 

other projects in Biomedical Robotics

Project Name and Acronym

Modelling of human passive knee and ankle motion

Duration

June 1999-June 2001

Web site

 

Sponsoring promoter

Ministry of Scientific Researches and Technology MURST

University of Bologna

Funding programme

Funds MUST 60%.

 

Keywords

Human Knee passive motion, ankle knee passive motion, equivalent parallel mechanism, Kinematic model,

Co-ordinating group

Vincenzo Parenti-Castelli

Partners (group name, category*)

DIEM-Mechanical Engineering University of Bologna, Italy

Dept. of Engineering - University of Ferrara, Italy

IOR Rizzoli Orthopaedic Institutes - Bologna

University of Oxford - Oxford orthopaedic Engineering Centre

Nuffield Orthopaedic Centre, Oxford, UK

 

Objectives

To develop mechanical models of the human passive motion in order to improve the knowledge of the knee and ankle motion nature and to design more efficient internal prostheses.

 

Relevant activities

Definition and validation of a 1-dof spatial parallel mechanism to simulate the knee passive motion. The mechanisms feature two contacts of higher type and three binary links emulating three isometric ligaments.

 

Definition and validation of a 1-dof spatial parallel mechanism to simulate the ankle passive motion. The mechanisms feature tthree contacts of higher type and two binary links emulating two isometric ligaments.

 

Methods for kinematic and dynamic analysis of complex mechanisms

 

Achieved biomedical robotic prototypes/ products

Design of new parallel mechanisms for simulation of the passive knee and ankle motion. Development of kinematic algoritms for position control.

 

User/clinical trials

objectives

To devise and evaluate the capability that equivalent spatial mechanisms may have to simulate and hence to give a better explanation of the knee and ankle passive motion.

 

 

robotic systems

Parallel mechanisms with higher kinematic pairs.

methodologies

Advanced Kinematic analysis techniques, Computer simulations.

involved users (number and category)

Injured patients and medical surgeons in the surgical room.

main results

Study on the feasibility of the proposed equivalent mechanisms. Development of new internal prostheses of the human knee and ankle.

 

clinical partners

Medical doctors, surgeons.

other relevant information

 

Summary of products, systems, prototypes

Name

Short description°

 

Kinematic models of the passive motion of the human knee and ankle.

Summary of current partners (technological, clinical, user)

Group name

Category*

Contacts

EURON network

Technological Research

www.euron.org

Available laboratories/equipment

Electronic laboratory

 

Mechanical laboratory

Workshop traditional Machine Tools, Numeric Control Machine Tools.

Software laboratory

Autocad, Solid Edge, Visual Nastran

Robotic equipment

 

Other

 

Related publications

     PARENTI-CASTELLI V., and DI GREGORIO R., “Parallel mechanisms applied to the human knee passive motion simulation,” ARK 2000, 7th ARK International Symposium on Advances in Robot Kinematics, June 26-30, 2000, Pirano-Portoroz, Slovenia. Also in J. Lenarcic, and M. Stanisic, Eds., Advances in Robot Kinematics, Kluwer Academic Publishers, ISBN 0-7923-6426-0, 2000, pp. 333-344.

 

     DI GREGORIO R., and PARENTI-CASTELLI V., “A spatial mechanism with higher pairs for modelling the human knee joint,” ASME DETC, 26th Biennial Mechanisms and Robotics Conference, ASME paper  DETC2000/MECH-14156, ASME special session: Design of Medical Devices, Sept. 10-13, 2000, Baltimore, Maryland.

 

     DI GREGORIO R., and PARENTI-CASTELLI V., “Three equation kinematic models for the human knee passive motion suimulation,”ASME 27th DAC (Design Automation Conference), Special Session Symposium on Mechanisms and Devices for Medical Applications, Sept. 9-12, 2001, Pittsburgh, Pennsylvania, USA.

 

      CORAZZA F., O’CONNOR J:J., LEARDINI A., and PARENTI-CASTELLI V., “Ligament fibre recruitment and forces for the anterior drawer test at the human ankle joint,” XVIII Congress of the International Society of Biomechanics,. July 8-13, 2001, Zurich, Switzerland. Also sumbitted (extended version) to Journal of Biomechanics, Sept 2001.

 

     CORAZZA F., O’CONNOR J:J., LEARDINI A., and PARENTI-CASTELLI V., “Anterior drawer test at the human ankle joint: ligament fibre recruitment and load shearing,” ISMHMB 2001, Int. Symposium on  Mechanics of Human Movement and Biomaterials, August 5-7, 2001, Ottawa, Canada.

other projects in Biomedical Robotics

Project Name and Acronym

Design of Humanoids

 

Duration

1999- 2001

 

Web site

 

Sponsoring promoter

Ministry of Scientific Researches and Technology MURST

Funding programme

Cofin 1999 (METAFORE)

Cofin 2001 (RIME).

Keywords

Humanoids, Robotics, kinematic analysis, clearance

Co-ordinating group

Vincenzo Parenti-Castelli

Partners (group name, category*)

DIEM-Mechanical Engineering University of Bologna, Italy

Dept. of Mechanical Engineering - University of Modena, Italy

Institute Jozef Stefan, Lubiana, Slovenia

Objectives

To develop a robotic system for shoulder of humanoids

Relevant activities

Design of parallel mechanisms

Study of advanced methods for kinematic and dynamic analysis of complex mechanisms

Development of algorithms for real time kinematic analysis

 

Achieved biomedical robotic prototypes/ products

Design of a 4-dof parallel mechanism for the shoulder of a humanoid.

Design of a 2-dof parallel mechanism for human joints. Development of kinematic algoritms for position analysis.

 

User/clinical trials

objectives

To design and evaluate the capability of the robotic system to satisfy the required performances.

robotic systems

2-dof and 4-dof parallel mechanisms.

methodologies

Computer simulations and (when the prototype will be ready) experimental tests in a test surgical room.

involved users (number and category)

Technicians, injured patiences.

main results

Study on the feasibility of the entire robotic system. Design of new architectures of 4-dof and 2-dof parallel mechanisms.

clinical partners

Medical doctors.

other relevant information

 

Summary of products, systems, prototypes

Name

Short description°

 

A passive (manually actuated) prototype of a 4-dof parallel mechanism has been manufactured.

A 2-dof parallel spherical wrist with decoupled motion has been proposed.

 

Summary of current partners (technological, clinical, user)

Group name

Category*

Contacts

EURON network

Technological Research

www.euron.org

Available laboratories/equipment

Electronic laboratory

 

Mechanical laboratory

Workshop traditional Machine Tools, Numeric Control Machine Tools.

Software laboratory

Autocad, Solid Edge, Visual Nastran

Robotic equipment

 

Other

 

Related publications

 

     LENARCIC J, STANISIC M., and PARENTI-CASTELLI V., “Kinematic design of a humanoid robotic shoulder complex,” IEEE ICRA 2000, April 24-28, 2000, San Francisco, CA, pp. 27-32.

 

     LENARCIC J, STANISIC M., and PARENTI-CASTELLI V., “A four-dof parallel mechanism simulating the movement of the human sternum-clavicle-scapula complex”, ARK 2000, 7th ARK International Symposium on Advances in Robot Kinematics, June 26-30, 2000, Pirano-Portoroz, Slovenia, also in J. Lenarcic, and M. Stanisic, Eds., Advances in Robot Kinematics, Kluwer Academic Publishers, ISBN 0-7923-6426-0, pp. 325-332.

 

     PARENTI-CASTELLI V., VENANZI S., and LENARCIC J., “Influence of geometry on the kinematic performances of a human-girdle mechanism with clearance in the joints,”, 2001 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM’01), 8-11 July, 2001, Como, Italy. Also submitted to ICAE Journal (Ed. Karim Malek) Sept 13, 2001.

 

     CARRICATO M., and PARENTI-CASTELLI V., “A 2-DOF parallel mechanism for a human shoulder prosthesis,” RAAD’01, May 16-18, 2001, Vienna.

 

     CARRICATO M., and PARENTI-CASTELLI V., “A two-decoupled-DOF spherical parallel mechanism for replication of human joints,” SERVICEROB’01, European Workshop on Service and Humanoid Robots, June 24-28, 2001, Santorini Island, Greece.