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Biomedical Implementation of Additive Manufacturing Techniques

Edited by Arbind Prasad and Vimal Katiyar
Copyright: 2026   |   Expected Pub Date:2025/12/30
ISBN: 9781394333370  |  Hardcover  |  
568 pages

One Line Description
Unlock the potential of the intersection of additive manufacturing and biomedicine with this essential guide, which provides a comprehensive look at the applications, challenges, and industrial advancements of biomaterials for industrial processes.

Audience
Academics, practitioners, polymer scientists, biomedical and mechanical engineers, materials scientists, and researchers working in the areas of additive manufacturing in biomedical applications.

Description
The sustainability of any process lies in how eco-friendly and economical its products are. Bio-based materials of different origins are emerging as a sustainable option for raw materials for different products with diverse applications. The book highlights the fabrication of implants, scaffolds, and biomedical devices based on naturally sourced biobased materials, with coverage that includes: Emerging biobased composites for orthopedic, soft tissue, and hard tissue engineering; An in-depth study of the latest emerging manufacturing process and resorbable materials for biomedical applications; Biological and degradation studies, along with challenges associated with resorbable implants; Special chapters on artificial organ development through additive manufacturing and their processing; Challenges in additive manufacturing related to processing and cost-effectiveness of resorbable polymeric implants.
Readers will find the volume:
• Focuses on the practical application of 3D printing in medicine, covering areas like implants, prosthetics, drug delivery, and tissue engineering;
• Explores the crucial aspects of materials science and process optimization necessary for successful biomedical additive manufacturing;
• Addresses the growing trend of personalized medicine enabled by patient-specific 3D-printed scaffolds and implants;
• Provides detailed studies on chitosan, PCL, alginate, and cellulose biomaterials as feedstock for additive manufacturing using composites;
• Discusses the challenges and industrial advancements driving the adoption of additive manufacturing in the biomedical sector.

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Author / Editor Details
Arbind Prasad, PhD is an Assistant Professor and the Head of Mechanical Engineering Department, Katihar Engineering College (Under Department of Science, Technology and Technical Education, Government of Bihar), Katihar, Bihar, India. He has published 20+ journal articles, 16 books, 48 book chapters, and 15 conference papers. His research spans resorbable polymers, biomaterials, and nanomaterials processing.

Vimal Katiyar, PhD is a Professor in the Chemical Engineering Department at the Indian Institute of Technology, Guwahati, Assam, India. He has published more than 180 articles in reputed international journals, edited six books, and holds 29 patents. His research focuses on nanocomposites and polymerization.

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Table of Contents
Preface
Acknowledgement
Part I: Fundamentals of Additive Manufacturing in Healthcare
1. Introduction to Additive Manufacturing for Healthcare Applications
Arbind Prasad and Ranjit Barua
1.1 Introduction
1.2 History and Background
1.3 AM Technology and Method
1.4 Additive Manufacturing in Medical Applications
1.5 Recent Challenges and Future Directions of Healthcare Enabled by AM
1.6 Future Possibilities
1.7 Conclusion
References
2. Materials and Processing in Additive Manufacturing for Healthcare Applications
Atanu Kumar Paul, Gourhari Chakraborty and Arbind Prasad
2.1 Introduction
2.1.1 Overview of Additive Manufacturing in Healthcare
2.1.2 Advantages of Additive Manufacturing for Medical Applications
2.1.3 Scope and Objectives of the Chapter
2.2 Materials for Additive Manufacturing in Healthcare
2.2.1 Biopolymers and Polymer-Based Materials
2.2.2 Metals and Alloys for Medical Implants
2.2.3 Ceramics and Bioactive Glasses
2.2.4 Hydrogels and Biomaterials for Tissue Engineering
2.2.5 Composite and Multi-Material Systems
2.3 Processing Techniques in Additive Manufacturing
2.3.1 Fused Deposition Modeling (FDM)
2.3.2 Stereolithography (SLA) and Digital Light Processing (DLP)
2.3.2.1 Production Scalability
2.3.3 Selective Laser Sintering (SLS)
2.3.4 Direct Metal Laser Sintering (DMLS) and Electron Beam Melting (EBM)
2.3.5 Inkjet and Extrusion-Based Bioprinting
2.3.5.1 Current Challenges
2.3.5.2 Future Prospects
2.4 Applications of Additive Manufacturing in Healthcare
2.4.1 Customized Prosthetics and Orthotics
2.4.2 Patient-Specific Implants and Surgical Guides
2.4.3 3D-Printed Dental Restorations and Orthodontics
2.4.4 Tissue Engineering and Regenerative Medicine
2.4.5 Drug Delivery Systems and Pharmaceutical Applications
2.5 Key Areas of Potential Enhancement in Clinical Performance and Functionality
2.5.1 Improved Osseointegration
2.5.2 Reduced Stress Shielding
2.5.3 Enhanced Antimicrobial Properties
2.5.4 Customization and Patient-Specific Designs
2.5.5 Biodegradable Implants
2.5.6 Improved Mechanical Properties
2.5.7 Multifunctionality
2.6 Challenges and Future Perspectives
2.6.1 Biocompatibility and Material Limitations
2.6.2 Regulatory and Ethical Considerations
2.6.3 Scalability and Cost Constraints
2.6.4 Innovations in Multi-Material and Hybrid Printing
2.6.5 Integration of AI and Computational Design in Additive Manufacturing
2.7 Key Themes in Integration of Materials and Processing
2.7.1 Tailored Material-Process Combinations
2.7.2 Functionally Graded Materials
2.7.3 Surface Modification During Manufacturing
2.7.4 Structural Optimization and Material Selection
2.7.5 Multi-Material Printing
2.7.6 Integration of Biological Components
2.7.7 Post-Processing Integration
2.7.8 Computational Design and Manufacturing Integration
2.8 Case Studies and Applications
2.8.1 Customized Prosthetics and Orthotics
2.8.2 Dental Implants and Maxillofacial Reconstruction
2.8.3 Drug Delivery Systems and Personalized Medicine
2.8.4 Tissue Engineering and Regenerative Medicine
2.9 Conclusions
References
Part II: Materials for Additive Manufacturing in Healthcare
3. Biopolymer-Based Biomaterials as Feedstock Materials for Additive Manufacturing
Magdalena B. Łabowska, Adrianna Cieślak, Maria Skrodzka, Patrycja Szymczyk-Ziółkowska, Agnieszka Adamczyk and Jerzy Detyna
3.1 Introduction
3.2 Types of Biopolymers Used in Additive Manufacturing Technologies
3.2.1 Natural Biopolymers
3.2.1.1 Methacrylated Silk (Sil-MA)
3.2.1.2 Chitosan
3.2.1.3 Collagen
3.2.1.4 Alginate
3.2.1.5 Cellulose
3.2.1.6 Synthetic Biopolymers
3.3 Techniques of Additive Manufacturing for Biomedical Applications
3.3.1 Material Extrusion (ME)
3.3.2 Vat Polymerization (VP)
3.3.3 Selective Deposition Lamination (SDL)
3.3.4 Laser-Based Method
3.3.5 Inkjet Printing (IJP)
3.3.6 Blinder Jetting (BJ)
3.3.7 Material Jetting (MJ)
3.4 Challenges in Using Biopolymers for Additive Manufacturing Technologies
3.5 Medical Application of Biopolymers
3.5.1 Tissue Engineering
3.5.2 Wound Dressing
3.5.3 Drug Delivery Systems
3.6 Future Research Directions and Perspectives
3.7 Conclusions
References
4. 3D-Printed Biopolymeric Scaffolds and Implants
Kinga Sekuła, Maja Ducka, Grzegorz Ziółkowski, Jerzy Detyna and Patrycja Szymczyk-Ziółkowska
4.1 Introduction
4.2 Classification of Biopolymers
4.2.1 Polysaccharides
4.2.1.1 Chitosan
4.2.1.2 Hyaluronic Acid
4.2.1.3 Alginate
4.2.2 Proteins
4.2.2.1 Collagen
4.2.2.2 Silk
4.2.2.3 Fibrin
4.2.3 Polyesters
4.2.3.1 Polylactic Acid (PLA)
4.2.3.2 Poly(ε-Caprolactone) (PCL)
4.2.3.3 Polyglycolic Acid (PGA)
4.2.3.4 Copolymers
4.3 Emerging Biopolymers, Hybrids, or Blends
4.3.1 Poly(hydroxyalkanoates)
4.3.2 PLA Hybrids
4.3.3 Decellularized Extracellular Matrix
4.4 Biopolymers Use in 3D Printing
4.5 Additive Manufacturing of Biopolymeric Scaffolds and Implants
4.5.1 AM Technologies for Biopolymers
4.5.2 Vat Photopolymerization (VPP)
4.5.3 Material Extrusion (MEX)
4.5.4 Material Jetting (MJT)
4.5.5 Challenges in 3D Printing of Biopolymers
4.5.6 Current Trends in AM Development
4.6 Applications of Biopolymers in Medicine
4.6.1 Tissue Engineering and Regenerative Medicine
4.6.1.1 Bone Tissue Engineering
4.6.1.2 Cartilage Tissue Engineering
4.6.1.3 Vascular Tissue Engineering
4.6.1.4 Neural Tissue Engineering
4.6.1.5 Skin Regeneration and Wound Healing
4.6.2 Implantable Devices
4.6.3 Drug Delivery Systems
4.7 Conclusion
References
5. Additive Manufacturing of PLA-Based Biocomposites for Biomedical Applications
Ranjit Barua, Sumit Bhowmik, Deepanjan Das and Sudipto Datta
5.1 Introduction
5.2 3D Printing Techniques for PLA
5.2.1 Fused Deposition Modeling (FDM)
5.2.2 Stereolithography (SLA)
5.2.3 Selective Laser Sintering (SLS)
5.3 PLA-Based Biomaterials
5.3.1 Bioactive Fillers
5.3.2 Mechanical and Biological Properties
5.4 Applications of PLA in Biomedical Fields
5.4.1 Tissue Engineering and Scaffolds
5.4.2 Scaffold Design and Fabrication
5.4.3 Biodegradability and Tissue Integration
5.4.4 Recent Advances
5.4.5 Drug Delivery Systems
5.4.6 Encapsulation and Release Mechanisms
5.5 Innovations and Future Directions
5.5.1 Orthopedic Implants
5.5.2 Material Properties and Benefits
5.5.3 Clinical Applications
5.5.4 Challenges and Ongoing Research
5.5.5 Customized Prosthetics and Surgical Models
5.5.6 Personalized Prosthetics
5.5.7 Surgical Planning and Simulation
5.6 Biodegradation and Biocompatibility of PLA
5.6.1 Mechanisms of PLA Degradation
5.6.2 Factors Influencing Biodegradation Rate
5.6.3 Biocompatibility Assessments and Outcomes
5.7 Challenges and Limitations
5.7.1 Mechanical Strength and Thermal Stability Issues
5.7.2 Printing Precision and Material Consistency
5.7.3 Limitations in Complex Biomedical Applications
5.8 Future Directions and Innovations
5.8.1 Advancements in PLA Composites and Blends
5.8.2 Development of Hybrid 3D Printing Techniques
5.8.3 Emerging Biomedical Applications
5.9 Conclusion
Acknowledgment
References
6. Cellulose-Based Biomaterial in Additive Manufacturing
Siddharth Mohan Bhasney, Rhia Madhuri, Bidyanand Mahto and Arbind Prasad
6.1 Background History and Introduction
6.1.1 History
6.1.2 Early Developments
6.1.3 Advancements in Additive Manufacturing
6.1.4 Recent Trends
6.1.5 Future Prospects
6.1.6 Renewable Materials
6.1.7 Additive Manufacturing (AM)
6.1.8 Industry Applications
6.2 Latest Developments
6.2.1 Enhanced Filament Development
6.2.1.1 Material Innovation
6.2.1.2 Filament Production Techniques
6.2.1.3 Mechanical and Thermal Properties
6.2.1.4 Surface Functionalization
6.2.1.5 Sustainability and Eco-Friendliness
6.2.1.6 Applications in Healthcare
6.2.2 Bioinks for 3D Bioprinting
6.2.2.1 Composition of Bioinks
6.2.2.2 Rheological Properties
6.2.2.3 Crosslinking Mechanisms
6.2.2.4 Bioactivity and Functionalization
6.2.2.5 Printing Techniques
6.2.3 Innovative Printing Techniques
6.2.3.1 Need of Bioprinting Scaffolds and Its Fabrication
6.2.3.2 Need for Tissue Engineering
6.2.3.3 The TE Process
6.2.3.4 Cell Seeding and Tissue Development
6.2.3.5 Importance of Cell Attachment
6.2.3.6 Innovative Scaffold Designs
6.2.3.7 Advanced Scaffold Production Techniques in Tissue Engineering
6.3 Biopolymers and Types
6.4 3D Printing—Suitable Properties for Biomaterials
6.4.1 Biocompatibility
6.4.2 Mechanical Properties
6.4.3 Printability
6.4.4 Degradability
6.4.5 Porosity
6.4.6 Thermal Properties
6.4.7 Hydrophilicity/Hydrophobicity
6.4.8 Electrical Properties
6.4.9 Chemical Stability
6.4.10 Availability and Cost
6.5 Cellular Techniques
6.5.1 Binder Jetting of Biomaterials: A Cellular Techniques in Tissue Engineering
6.5.2 Direct Energy Deposition of Biomaterials: A Cellular Techniques in Tissue Engineering
6.5.3 LENS™ of Biomaterials: Acellular Techniques in Tissue Engineering
6.5.4 Materials Extrusion and Jetting of Biomaterials: A Cellular Techniques in Tissue Engineering
6.5.5 Fused Deposition Modeling (FDM)
6.5.6 Inkjet 3D Printing
6.5.7 Powder Bed Fusion (PBF)
6.5.8 Selective Laser Sintering (SLS)
6.5.9 Vat Polymerization
6.5.9.1 Applications in Packaging and Consumer Goods
6.5.9.2 Enhanced Performance Characteristics
6.5.9.3 Industry Collaborations and Commercialization
6.6 Materials and Method
6.6.1 Microcrystalline Cellulose (MCC)
6.6.1.1 Properties
6.6.1.2 Applications
6.6.1.3 Innovative Uses in Additive Manufacturing
6.6.2 Nanocellulose
6.6.2.1 Properties
6.6.2.2 Production Methods
6.6.2.3 Applications in Additive Manufacturing
6.6.3 Bacterial Cellulose
6.6.3.1 Bacterial Cellulose in Additive Manufacturing
6.6.3.2 Properties of Bacterial Cellulose
6.6.3.3 Production of Bacterial Cellulose
6.6.3.4 Applications in Additive Manufacturing
6.6.3.5 Advantages and Challenges
6.6.4 Additives and Modifiers
6.6.4.1 Plasticizers
6.6.4.2 Crosslinking Agents
6.6.4.3 Fillers
6.6.5 Processing Methods
6.6.5.1 Dissolution Techniques
6.6.5.2 Gel Formation
6.6.6 3D Printing Techniques
6.6.6.1 Fused Deposition Modeling (FDM)
6.6.6.2 Direct Ink Writing (DIW)
6.6.6.3 Stereolithography (SLA)
6.6.7 Characterization Techniques
6.6.7.1 Mechanical Testing
6.6.7.2 Biocompatibility Testing
6.6.7.3 Degradation Studies
6.6.8 Tissue Engineering
6.6.9 Drug Delivery Systems
6.6.10 Wound Healing
6.6.11 Environmental Applications
6.7 Conclusion
Bibliography
7. Chitosan-Based Composites in Additive Manufacturing Process
Vishnuvarthanan Mayakrishnan and Raja Venkatesan
7.1 Introduction
7.2 Overview of Chitosan
7.2.1 Natural Abundance
7.2.2 Chemical Structure
7.2.3 Biomedical Properties
7.3 Biocompatibility of Chitosan
7.3.1 Integration into Biological Systems
7.3.2 Lack of Adverse Reactions
7.4 Antimicrobial Activity of Chitosan
7.4.1 Importance in Medical Devices and Implants
7.4.2 Role in Infection Control
7.5 Fabrication of Chitosan-Based Composites Using Additive Manufacturing
7.5.1 Additive Manufacturing Techniques
7.5.1.1 Fused Deposition Modeling (FDM)
7.5.1.2 Stereolithography (SLA)
7.5.1.3 Selective Laser Sintering (SLS)
7.5.2 Control over Material Deposition
7.5.3 Creation of Complex Geometries
7.6 Incorporation of Additives and Reinforcements
7.6.1 Enhancement of Mechanical Properties
7.6.2 Improvement of Biological and Physicochemical Properties
7.6.3 Common Additives: Nanoparticles
7.7 Biomedical Applications of Chitosan-Based Composites
7.7.1 Tissue Engineering Scaffolds
7.7.2 Drug Delivery Systems
7.7.3 Wound Dressings
7.7.4 Biomedical Implants
7.8 Customization via Additive Manufacturing Techniques
7.8.1 Precision Engineering of Structure and Composition
7.8.2 Facilitating Personalized Medicine Approaches
7.9 Potential of Chitosan-Based Composites in Biomedical Applications
7.9.1 Biocompatibility
7.9.2 Tunable Properties
7.9.3 Versatility
7.10 Future Research Directions and Challenges
7.10.1 Advancements in Fabrication Techniques
7.10.2 Addressing Challenges in Biomedical Implementation
7.11 Conclusion
References
8. Silk Fibroin-Based Composites in Additive Manufacturing Process
Shubham Pant, Syed Fathima Missriya, Sravanthi Loganathan and Ravi Babu Valapa
8.1 Introduction
8.2 Background of SF Types for Additive Manufacturing
8.3 Additive Manufacturing Techniques for SF
8.3.1 Overview of Additive Manufacturing Technologies
8.3.2 Silk Fibroin in 3D Printing
8.3.3 Fused Deposition Modeling (FDM)
8.3.4 Inkjet Printing
8.3.5 Stereolithography (SLA)
8.3.6 Hybrid Techniques
8.4 Applications of SF in Additive Manufacturing
8.4.1 Bone and Cartilage Tissue Engineering
8.4.2 Skin Tissue Engineering
8.4.3 Vascular and Cardiac Tissues Regeneration
8.4.4 Drug Delivery
8.5 Challenges and Future Prospective
8.6 Conclusion
References
9. Additively Manufactured PCL-Based Bio-Composites for Biomedical Applications
Varatharajan Prasannavenkadesan, Syed Naveed Ul Meiraj, Ram Prasanth S. and J. Jeevamalar
9.1 Introduction
9.2 Applications in Tissue Engineering
9.2.1 Bone Tissue Engineering
9.2.2 Cartilage Tissue Engineering
9.3 Applications in Medical Devices
9.3.1 Orthopedic Devices
9.3.2 Bone Plates and Screws
9.3.3 Spinal Implants
9.4 Dental Applications
9.5 Summary
References
10. Polylactic-Co-Glycolic Acid (PLGA)-Based Composites through Additive Manufacturing Techniques for Biomedical Applications
Ranjit Barua, Arbind Prasad and Sudipto Datta
10.1 Introduction
10.2 Properties of PLGA for Biomedical Applications
10.2.1 Biodegradability and Biocompatibility
10.2.2 Mechanical Properties
10.2.3 Degradation Kinetics
10.3 PLGA-Based Composite Formulations
10.3.1 PLGA–Hydroxyapatite Composites
10.3.2 PLGA–Nanoparticle Composites
10.3.3 PLGA–Polyethylene Glycol (PEG) Composites
10.4 Additive Manufacturing Techniques for PLGA Composites
10.4.1 Fused Deposition Modeling (FDM)
10.4.2 Stereolithography (SLA)
10.4.3 Selective Laser Sintering (SLS)
10.4.4 Electrospinning
10.5 Biomedical Applications of PLGA-Based Composites
10.5.1 Drug Delivery Systems
10.5.2 Bone Tissue Engineering
10.5.3 Cardiovascular Implants
10.5.4 Wound Healing
10.6 Challenges and Future Directions
10.6.1 Material Processing and Printability
10.6.2 Customization and Scalability
10.6.3 Long-Term Biocompatibility
10.7 Future Directions
10.8 Conclusion
Bibliography
11. Alginate-Based Composites in Additive Manufacturing
Ilangovan Pugazhenthi and Vishnu Kirthi Arivarasan
11.1 Introduction
11.2 Alginate Composites for Additive Manufacturing
11.2.1 Alginate–Polymer Composites
11.2.2 Alginate–Carbon Nanocomposite Bioink
11.2.2.1 CNT/Alginate Composite
11.2.2.2 Graphene Oxide/Alginate Composites
11.2.3 Alginate Mineral Oxide Nanocomposite
11.3 3D Printing Techniques
11.3.1 Extrusion-Based Bioprinting
11.3.2 Inkjet Bioprinting
11.3.3 Laser-Assisted Bioprinting
11.3.4 Bioplotting
11.3.5 Limitations of Bioprinting
11.4 Applications of Alginate-Composite-Based Bioink Uses in Tissue Engineering
11.4.1 Alginate Bioink in Bone Bioprinting
11.4.2 Fibroblast and Vascular Scaffolds
11.4.3 Neural Scaffolds
11.4.4 Cartilage Scaffolds
11.4.5 Endothelial Scaffolds
11.5 Limitations, Advantages, and Prospects of Printed Alginate-Based Materials
11.6 Conclusion
References
Part III: Applications and Future Directions
12. 3D Printing in Hard Tissue Engineering
Ranjit Barua, Arbind Prasad, Bidyanand Mahto and Sudipto Datta
12.1 Introduction
12.1.1 Background on Hard Tissue Engineering
12.1.2 The Role of 3D Printing in Hard Tissue Engineering
12.2 Materials Used in 3D Printing for Hard Tissue Engineering
12.2.1 Biocompatible Polymers
12.2.2 Ceramic Materials
12.2.3 Metal-Based Materials
12.2.4 Composite Materials
12.3 3D Printing Techniques in Hard Tissue Engineering
12.3.1 Stereolithography (SLA)
12.3.2 Selective Laser Sintering (SLS)
12.3.3 Fused Deposition Modeling (FDM)
12.3.4 Direct Ink Writing (DIW)
12.3.5 Laser-Assisted Bioprinting (LAB)
12.4 Design and Fabrication of Scaffolds
12.4.1 Principles of Scaffold Design
12.4.2 Scaffold Fabrication Techniques
12.4.3 Key Considerations in Scaffold Fabrication
12.5 Applications in Bone Tissue Engineering
12.5.1 Scaffold-Based Bone Regeneration
12.5.2 Bioprinting of Complex Bone Structures
12.5.3 Incorporation of Bioactive Molecules
12.5.4 Clinical and Translational Applications
12.6 Clinical Challenges and Solutions
12.6.1 Regulatory Constraints
12.6.2 Biocompatibility and Safety Concerns
12.6.3 Scalability and Manufacturing Challenges
12.6.4 Integration with Host Tissue
12.6.5 Immunogenicity and Immune Response
12.6.6 Ethical and Societal Considerations
12.7 Future Directions and Conclusion
12.7.1 Future Directions
12.7.1.1 Advanced Materials and Bioinks
12.7.1.2 Integration of Bioprinting and Organ-on-a-Chip Technologies
12.7.1.3 Personalized Medicine and Customization
12.7.1.4 Regenerative Medicine and Tissue Engineering
12.7.1.5 Regulatory Frameworks and Ethical Considerations
12.8 Conclusion
Acknowledgment
References
13. 3D Printing in Drug Delivery Applications
Awadhesh Kumar Verma, Nisha Shankhwar, Tanya Singh, Satyendra Singh and Neeta Raj Sharma
13.1 Introduction
13.1.1 The Need for Advanced Drug Delivery Systems
13.1.2 Evolution of 3D Printing Technologies
13.1.3 Advantages of 3D Printing in Pharmaceutical Applications
13.1.4 Current Trends and Innovations in 3D Printed Drug Delivery
13.1.5 Scope and Objectives of the Chapter
13.2 3D Printing Techniques for Drug Delivery
13.2.1 Fused Deposition Modeling (FDM)
13.2.1.1 Principle of FDM
13.2.1.2 Materials Compatible with FDM for Drug Delivery
13.2.1.3 Applications in Oral and Implantable Systems
13.2.2 Stereolithography (SLA)
13.2.2.1 Working Mechanism of SLA
13.2.2.2 Photopolymerization in Drug Delivery Systems
13.2.2.3 Benefits and Limitations of SLA in Pharmaceutical Applications
13.2.3 Inkjet-Based 3D Printing
13.2.3.1 Mechanism of Inkjet Droplet Deposition
13.2.3.2 Multi-Drug Delivery Potential
13.2.4 Selective Laser Sintering (SLS)
13.2.4.1 Laser Sintering Process and Parameters
13.2.4.2 Solvent-Free Drug Delivery Fabrication
13.2.4.3 Biodegradable and Non-Biodegradable Materials in SLS
13.2.5 Extrusion-Based 3D Printing
13.2.5.1 Techniques and Materials
13.2.5.2 Applications in Tissue Engineering and Drug Scaffolds
13.2.6 Hybrid 3D Printing Techniques
13.2.6.1 Multi-Modal Printing for Drug and Scaffold Delivery
13.2.6.2 Combination of SLA, FDM, and SLS for Enhanced Applications
13.3 Applications of 3D Printing in Drug Delivery
13.3.1 Oral Drug Delivery Systems
13.3.1.1 Form: Immediate and Modified Release Tablets
13.3.1.2 Multilayered Tablets for Combination Therapies
13.3.1.3 Personalized Dosages for Precision Medicine
13.3.1.4 Gastric-Retentive Systems for Extended Drug Release
13.3.2 Transdermal Drug Delivery Systems
13.3.2.1 Microneedle Arrays for Painless Drug Delivery
13.3.2.2 3D-Printed Patches with Controlled Release
13.3.2.3 Polymeric and Hydrogel Systems for Skin Adhesion
13.3.3 Implantable Drug Delivery Devices
13.3.3.1 Biodegradable Implants for Localized Drug Delivery
13.3.3.2 Drug-Eluting Stents for Cardiovascular Applications
13.3.3.3 Implants for Cancer Therapy and Controlled Chemotherapy Release
13.3.4 Drug-Loaded Scaffolds for Tissue Engineering
13.3.4.1 Bone and Cartilage Regeneration Scaffolds
13.3.4.2 Scaffolds with Controlled Growth Factor Release
13.3.4.3 Localized Delivery of Anti-Inflammatory Agents
13.3.5 Ophthalmic Drug Delivery Systems
13.3.5.1 Implantable Devices for Intraocular Drug Delivery
13.3.5.2 3D-Printed Contact Lenses with Drug Elution
13.3.6 Pulmonary Drug Delivery
13.3.6.1 3D-Printed Aerosol Delivery Devices
13.3.6.2 Precision-Controlled Inhalation Systems
13.3.7 Injectable and Biodegradable Hydrogels
13.3.7.1 3D-Printed Injectable Hydrogel Carriers
13.3.7.2 Localized Delivery of Proteins and Peptides
13.4 Materials for 3D-Printed Drug Delivery Systems
13.4.1 Polymers (Biodegradable and Nonbiodegradable)
13.4.2 Hydrogels
13.4.3 Ceramics
13.4.4 Composites
13.5 Design Considerations for 3D-Printed Drug Delivery Devices
13.5.1 Drug Loading and Release Mechanisms
13.5.2 Geometric Design and Internal Architecture
13.5.3 Biocompatibility and Biodegradability
13.5.4 Surface Modification
13.6 Preclinical and Clinical Studies of 3D-Printed Drug Delivery Systems
13.6.1 In Vitro Drug Release Studies
13.6.2 In Vivo Pharmacokinetic and Pharmacodynamic Studies
13.6.3 Clinical Trials and Regulatory Considerations
13.7 Challenges and Future Directions
13.7.1 Scalability and Manufacturing Challenges
13.7.2 Regulatory Pathways and Standardization
13.7.3 Advanced Materials and Printing Technologies
13.7.4 Personalized Medicine and Theranostics
13.8 Conclusion
Acknowledgment
References
14. Next-Gen Bioprinting: Transforming Medicine with PLA Biocomposites
Maneesh Dubey, Ruchin Kacker, Sanjay Kumar Singh and Amit Arora
14.1 Introduction
14.1.1 Overview of Additive Manufacturing (AM): Overview
14.1.2 Historical Development of AM
14.1.3 Types of AM Technologies
14.1.4 Advantages and Limitations of AM
14.1.4.1 Advantages of AM
14.1.4.2 Limitations of AM
14.1.4.3 Architecture and Construction
14.1.4.4 Fashion and Apparel
14.2 Polylactic Acid (PLA) in Biomedical Applications
14.2.1 Introduction to PLA
14.2.2 Synthesis, Structure, Mechanical, and Thermal Properties of PLA
14.2.3 Biocompatibility and Biodegradability of PLA
14.2.4 PLA in Biomedical Applications
14.2.4.1 Drug Delivery Systems
14.2.4.2 Tissue Engineering
14.2.4.3 Orthopedic Implants
14.2.4.4 Surgical Sutures
14.3 Biocomposites for Biomedical Applications
14.3.1 Definition and Classification of Biocomposites
14.3.2 Types of Biocomposite Matrices
14.3.3 Natural Fibers and Fillers Used in Bio-Composites
14.3.3.1 Cellulose
14.3.3.2 Chitosan
14.3.3.3 Hydroxyapatite
14.3.4 Properties of Biocomposites
14.3.4.1 Mechanical Properties
14.3.4.2 Biodegradability
14.3.4.3 Biocompatibility
14.3.4.4 Thermal Stability
14.4 Additive Manufacturing of PLA-Based Biocomposites
14.4.1 Selection of Materials for PLA-Based Biocomposites
14.4.2 Preparation Methods of PLA-Based Biocomposites
14.4.3 AM Techniques for PLA-Based Biocomposites
14.4.3.1 Fused Deposition Modeling (FDM)
14.4.3.2 Stereolithography (SLA)
14.4.3.3 Direct Ink Writing (DIW)
14.4.4 Process Parameters and Optimization
14.4.5 Post-Processing Techniques
14.5 Characterization of PLA-Based Biocomposites
14.5.1 Mechanical Characterization
14.5.1.1 Tensile Strength
14.5.1.2 Flexural Strength
14.5.1.3 Impact Resistance
14.5.2 Thermal Characterization
14.5.2.1 Differential Scanning Calorimetry (DSC)
14.5.2.2 Thermogravimetric Analysis (TGA)
14.5.3 Morphological Characterization
14.5.3.1 Scanning Electron Microscopy (SEM)
14.5.3.2 Transmission Electron Microscopy (TEM)
14.5.4 Biological Characterization
14.5.4.1 Applications in Tissue Engineering
14.6 Scaffolds for Tissue Engineering
14.6.1 Design and Fabrication of PLA-Based Scaffolds
14.6.2 Mechanical and Biological Requirements for Scaffolds
14.6.3 Case Studies
14.6.3.1 Bone Tissue Engineering
14.6.3.2 Cartilage Tissue Engineering
14.6.3.3 Skin Tissue Engineering
14.7 Applications in Drug Delivery Systems
14.7.1 PLA-Based Biocomposites in Drug Delivery
14.7.2 Fabrication of Drug Delivery Devices
14.7.3 Controlled Release Mechanisms
14.7.4 Case Studies
14.8 Regulatory and Ethical Considerations
14.8.1 Regulatory Requirements for Biomedical Devices
14.8.2 Standards and Guidelines
14.8.3 Ethical Issues in Biomedical Applications
14.8.4 Future Perspectives and Challenges
14.9 Advances in AM Technologies for Biocomposites
14.9.1 Emerging Materials in PLA-Based Biocomposites
14.9.2 Innovations in Biomedical Applications
14.9.2.1 Smart Biomaterials
14.9.2.2 Personalized Medicine
14.9.3 Future Research Directions
14.10 Conclusion and Summary
14.10.1 Summary of Key Points
14.10.2 Final Thoughts and Future Outlook
References
15. Advances in Biological Studies of Additively Manufactured Biomaterials
Arindam Banerjee, Debasish Banerjee and Sudipto Datta
15.1 Introduction
15.2 The Evolution of Additive Manufacturing in Biomaterials Science
15.3 Advances in Biocompatibility and Biofunctionality
15.4 Advances in Bioprinting and Tissue Engineering
15.4.1 Inkjet Bioprinting
15.4.2 Extrusion-Based Bioprinting
15.4.3 Laser-Assisted Bioprinting
15.5 Development of Bioinks
15.5.1 Hydrogels as Bioinks
15.5.2 Cell-Laden Bioinks
15.6 Bioinks for Vascularized Tissue Engineering
15.7 Applications in Tissue Engineering
15.7.1 Skin Tissue Engineering
15.7.2 Cartilage and Bone Tissue Engineering
15.7.3 Organoids and Complex Tissue Constructs
15.7.4 Degradation and Remodeling of Biomaterials
15.7.5 Hydrolytic Degradation
15.7.6 Enzymatic Degradation
15.7.7 Oxidative Degradation
15.7.8 Mechanical Degradation
15.7.9 Remodeling of Biomaterials in the Body
15.7.10 Cell–Material Interactions
15.7.11 Angiogenesis and Vascularization
15.7.12 Extracellular Matrix Deposition and Integration
15.7.13 Computational Modeling and Simulation
15.7.14 Challenges and Future Directions
15.8 Challenges and Future Directions
15.9 Conclusion
Acknowledgment
References
16. Degradation Studies of Additive Manufactured Biomedical Devices
Subhasree Panda, Vipu Vinayak V.J., Jameer Basha S.K., Thangamani Jayaram Gounder, Mohan Kumar Kesarla and S.K. Khadheer Pasha
16.1 Introduction
16.2 A Brief Survey on AM
16.3 Additive Manufacturing of Biomaterials
16.4 Biomedical Applications of AM-Based Biomaterials
16.5 Degradation Studies of AM-Based Biomedical Devices
16.6 Conclusion
References
17. Challenges and Perspective Applications of Additive Manufacturing in Biomedical Applications
Santosh Kumar and Rakesh Kumar
17.1 Introduction
17.1.1 Brief Overview of Additive Manufacturing
17.1.2 Potential of AM in Biomedical Applications
17.1.3 Research Gap and Motivation for the Chapter
17.2 State-of-The-Art in AM for Biomedical Applications
17.2.1 AM Techniques
17.2.2 AM Materials
17.2.3 Applications of AM in Biomedical Field
17.3 Challenges in AM for Biomedical Applications
17.4 Future Perspectives and Emerging Trends
17.4.1 Personalized Medicine and Patient-Specific Implants
17.4.2 Drug Delivery Systems with Controlled Release
17.4.3 Biomaterials and Bioinks for AM
17.4.4 Integration of AM with Other Technologies
17.5 Conclusion
References
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