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KKS Medical Surface Center

KKS Medical Surface Center
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KKS Medical Surface Center

Product catalog summary
Preface
KKS Ultraschall AG, based in Switzerland, specializes in ultrasonic cleaning and surface refinement for the medtech sector, focusing on cleanliness and biocompatibility of medical implants and instruments. The company is certified under DIN EN ISO13485 for medical devices, ensuring validated processes for reproducible results.
KKS Quality Management
The company operates a quality management system certified under ISO 9001 and ISO 13485, emphasizing innovation, customer proximity, and continuous improvement. Quality control includes traceability, process documentation, and material analysis using SEM and EDX.
Overview of Processes and Services
KKS offers various surface treatment processes:
  • Ultrasonic Cleaning: Utilizes ultrasonic waves for high cleanliness levels, effective for complex geometries and sensitive surfaces.
  • Mechanical Processes: Includes tumbling and polishing for surface treatment, ensuring high dimensional accuracy.
  • Chemical Processes: Involves pickling, etching, and passivation for oxide layer removal and corrosion resistance.
  • Electrochemical Processes: Electrolytic polishing and anodizing for reducing surface roughness and enhancing biocompatibility.
  • Laser Marking: Precise marking on various materials for traceability.
Ultrasonic Cleaning
Uses cavitation bubbles to remove dirt from surfaces, effective for components with complex shapes. Key factors include material, contamination degree, and cleaning agent. Facilities include multiple tanks with transducers for dual-frequency cleaning.
Mechanical Processes
Tumbling and polishing are used for metal components, ensuring high accuracy. The choice of abrasives and polishing media is crucial for desired surface quality.
Chemical Processes
  • Pickling: Removes contaminated oxide layers, essential for passivating stainless steels.
  • Etching: Roughens surfaces for better osseointegration, especially in dental implants.
  • Passivation: Restores the natural passive layer of stainless steel, enhancing corrosion resistance.
Electrochemical Processes
  • Electrolytic Polishing: Reduces surface roughness, enhancing corrosion resistance and durability.
  • Color Anodizing (TioCol™): Provides color coding for titanium implants, improving surgical identification.
Key Technologies
Emphasizes precise control over conditions such as acid concentration, temperature, and treatment duration for optimal results.
Specifications and Procedures
Describes anodizing titanium implants to enhance surface properties, with oxide layer thickness related to applied voltage.
Application and Use
The TioDark™ process creates hard, scratch-resistant surfaces on titanium implants, enhancing fatigue strength and biocompatibility, meeting various ISO standards.
Technology and Process
The TioDark™ treatment modifies the passivating oxide layer through anodizing, increasing thickness and resulting in a dark grey color.
Performance and Testing
Treated components show increased hardness, scratch-resistance, and reduced friction. Data on layer thickness, pressure, hardness, and fatigue strength demonstrate superior performance.
Laser Marking
Crucial for traceability, using a laser beam to create markings on materials. Post-marking, stainless steel requires secondary passivation to prevent corrosion.
Conclusion
The document highlights the benefits of the TioDark™ process for enhancing titanium implants and the importance of precise laser marking for traceability in medical applications.
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Catalog excerpts

KKS Medical Surface Center-1

Medical Surface Center Swiss Quality

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KKS Medical Surface Center-2

Quality does not tolerate compromise Overview of processes and services 6 Mechanical processes Chemical processes Electrochemical processes Color anodizing of titanium and titanium alloys - TioCol™ 24 Dark anodizing of titanium & titanium alloys - TioDark™ 28 At the heart of Switzerland, there is a hub of cleanliness. Over the course of a few decades, KKS Ultraschall AG has become an epicenter of ultrasonic cleaning and surface refinement. In 2003, we started offering our entire technological and practical expertise as well as our passion for this field to a global customer base, providing...

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KKS Medical Surface Center-3

Cleanliness requires quality management Order entry via a fully integrated Software solution for tamper-proof, end-to-end recording of target /actual process In the health sector, flawed products can cause grave consequences for both patients and manufacturers. As a medtech business, we are always aware of how Quality does not tolerate compromise important impeccable quality is. Our Medical Surface Center features a state-of-the-art quality management system, which we continue to develop even further Barcode system for optimal process security and data transfer: – Labelling – Identification –...

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Overview of processes and services | 7 Tumbling/polishing • Deburring and rounding of edges • Descaling, cleaning • Grinding • Smoothing, polishing, gloss polishing Ultrasonic cleaning • Clean surfaces, down to the pores • Cleaning of the most complicated geometrics, structured, porous surfaces, narrow gaps or blind holes • Custom selected cleaning chemicals • Automatic cleaning process for reproducible results Dry and wet blasting • Texturing, mattening, roughening • Removal of coatings • Cleaning • Densification of boundary areas of metal components to enhance their fatigue-strength Find out...

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KKS Medical Surface Center-5

Core competency cleanliness Collapsing bubble with microjet near a boundary area Ultrasonic cleaning Before and after each surface treatment is carried out, cleaning is required. Ultrasonic cleaning has long been established as a reliable fine cleaning process for this purpose. By using ultrasonic waves in combination with Oscillating bubble Collapsing bubble aqueous media, we achieve highest levels of cleanliness at relatively short cleaning durations, even for components with complex shapes and delicate components This creates millions of microscopic cavitation bubbles with textured, porous...

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KKS Medical Surface Center-6

quality, or even only with demineralized water (highest The ultrasonic generators supply the transducers The resonance radius of the cavitation bubbles quality), which is constant­ y reconditioned. Depending l with two different frequencies of ultrasound for DUAL- as a function of ultrasound frequency on the required amount of ultrasonic power, the frequency ultrasonic cleaning, or MIX-frequency ultrasonic cleaing tanks are equipped with multiple ultrasound cleaning in case of a tank equipped with Resonance radius of the bubble (μm) transducers at the bottom and /or the sides of the tank. transducers...

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KKS Medical Surface Center-7

For quality without compromise By choosing the appropriate geometry and size of abrasives, we can apply finishing to both the inside and Application/use: The medtech industry sector sets the highest standards outside of components in an optimal manner. We mostly use centrifugal disc machines at high rotational speed and accepts no compromises, especially concerning for polishing, which often follows tumbling. The po- the surface quality of implants. The tumbling and polish- lishing media are selected specifically according to the ing processes of our Medical Surface Center guarantee material...

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KKS Medical Surface Center-8

Always first class surfaces and wet iting I 1 V 1 . SZ* I _ ' - - Application/Use: Blasting techniques are important methods for the finishing of surfaces. Regardless of which technique is applied - our Medical Surface Center always achieves first class results by using the appropriate blasting technology, blasting chamber and blasting media. The processes can be abrasive in order to texturize surfaces or to remove coatings, surface irregularities and contaminations. We employ blasting media to roughen the surface of cement-free implants, what facilitates osseointegration. However, we can...

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KKS Medical Surface Center-9

Intensive cleaning and activation Application/use: Removal of titanium relative to pickling Pickling, which we also offer in our Medical Surface Cent- duration and type of pickling er, is a necessary step in the passivation of stainless steels whenever their natural passive layer consisting of mised. This rarely occurs during the manufacturing of implants and medical instruments, which thus usually do not require pickling. Titanium and titanium alloys, however, need to be pickled if electrochemical processes – such as, for example, color anodizing – or a specific material removal are to be carried...

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KKS Medical Surface Center-10

Optimal stability due to roughness Application /use: implants, where it is often used in combination with By etching titanium in our Medical Surface Center, we corundum blasting. The blasting first creates a create a highly roughened component surface, which macro structure, on which a microstructure is created facilitates osseointegration in medical implants. Etching subsequently by means of etching. is a key surface finishing step especially for dental How it works: Etching is a chemical process which dissolves the metal oxide layer and strongly attacks the titanium base material chemically....

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KKS Medical Surface Center-11

Active corrosion protection Application/use: Chemical treatment to prevent corrosion: All stainless steel alloys used in the medtech sector must chromium oxide forms passive layer be resistant to corrosion caused by all ambient media Passivating solution and bodily fluids/tissues. In order to restore the natural passive layer of stainless steel, which is damaged during the manufacturing of implants and medical instruments Stainless steel Stainless steel made from this material, we subject these components to the passivation process in our Medical Surface Center. Chromium oxide Iron oxides The...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.