CASE STUDY:
Myoelectric prosthesis

Situation overview

A Foundation whose primary purpose is to help, and assist burned children requested to manufacture electronic prosthetic devices for the children who has lost or born without an upper extremity.

  • Product include plastic parts with mechanical integration between them.
  • Servomotors to move the mechanism.
  • Sensors to capture muscle movements.
  • Rechargeable batteries.
  • Manufacturing capabilities used include PCB design and sensor design, servo motors integration, 3D scanning, 3D design, 3D printing parts, plastic injection, mechanical integration, microcontroller sequence programing according to sensor data, mold design, and others.

Challenge

  • The product required a deep understanding and knowledge about arm anatomy, muscle electric conductivity and knowing the critical dimensions for having good functionality.
  • The study to find materials with good bio compatibility so the materials are friendly with the contact with the skin.
  • Doing a product where the electronical issues were known but the final use was completely unknown for us.

 DESIN´S solution

  • Expanding the engineering department with biomedical engineers.
  • With various analysis and studies could be determined that there is a high impact on psychological issues for the user. Self-confidence, self-esteem, social acceptance, low grades of depression, among others
  • Matching knowledge between electronic and medical necessities.
  • The product satisfied the necessities required; however, this project is in continuous improvement according to technological advances.
  • The project was completed having a functional proved and approved product in one year.

CASE STUDY :
Electro Scalpe

Situation overview

A costumer from the medical industry requested DESIN to develop an electrical scalpel with more functions than the actual products in the market.

  • The product includes plastic injection.
  • PCB design and programing.
  • Vacuum and illumination.
  • Complete design of the unit, interaction between mechanical, electronic and electrical parts.

 Challenge

  • To manufacture this product, it is very important to have a clean environment and many sanitary issues resolved.
  • The integration of many parts working together efficiently.
  • Illumination and vacuum analysis.
  • Governments manufacture approval.
  • Guarantee a non-failure and secure product.
  • Ergonomic design.
  • Cover all the needs for a medical product.

 DESIN´S solution

  • The integration of a multidisciplinary team conformed with mechanical engineers, electrical engineers, electronic engineers, biomedical engineers, industrial designers and Surgeons.
  • Desin provided a high-quality product exceeding all regulations on medical instruments for surgical applications.
  • Achieve a product that has never been seen on the market due the integration of various tools all in one unique product.
  • The project was completed in a timeframe of 8 months.

CASE STUDY :
Ventilator

Situation overview

Because of the Covid-19 pandemic, there were not enough intensive care unit ventilators to meet the demand needed, also the manufacturers of this equipment did not have the enough stock or manufacture capacity to supply this equipment worldwide. For this reason, DESIN was requested to develop an intensive care unit ventilator.

  • The unit needs various types of sensors such as: oxygen sensors, pressure sensors, air volume sensors, among others.
  • Mechanic and electronic valves.
  • Air injection system.
  • Air filters.
  • Microprocessor programming.
  • Display various vital information.
  • Various operation modes.

 Challenge

  • Know and understand the different operation modes for this equipment. According to the patient condition is the mode that should be used.
  • Programing the interaction between all components must be efficient, people lives relies on the performance of this equipment.
  • Medical grade components.
  • Guarantee a non-failure and secure product.
  • Cover all the needs for a medical product.
  • Reach suppliers that meet with the component regulations for medical equipment.

 DESIN´S solution

  • Deep investigation of ventilator function, operational modes and component manufacture needs.
  • The use of all DESIN´S engineering and design resources in collaboration with medical specialists such as pneumologists and intensivists, who are the professionals that manipulate and parametrize the functions of a ventilator in an intensive care unit facility.
  • Desin provided a high-quality product exceeding all regulations on medical ventilators.
  • The prototype was completed in a timeframe of 5 weeks.

CASE STUDY:
Highly complex Touchscreen UI

Situation Overview

A Customer requested Desin to take over a product from a competing supplier which had been unsuccessful in complying with the customer’s complex manufacturing and assembly requirements. 

  • Product include plastic panel fascia, capacitive Touchscreen sensors and sensor validation software
  • Manufacturing capabilities used included ITO etching sensor, index matching, plastic normalization process, optical bonding, sensor design, mechanical integration and sensor software development.

 Challenge

The product required a deep understanding of chemistry, thermal expansions, complex adhesives, high appearance specifications and extreme environmental resistance requirements

Limited amount of time to production required Desin to manufacture on an expedited timeline.

 

Desin’s Solution

  • As a result of its technical expertise and integrated, comprehensive capabilities, Desin reached the customer’s compliance goal in three months
  • Diverse engineering capabilities were utilized
  • The company’s engineers completed multiple parallel iterations to ensure all of the customer’s requirements were met.

CASE STUDY:

 

UI with high vertical integration requirements in very short time to market need.

Situation Overview

An international customer requested Desin to develop a capacitive HMI sensor product used in oven function control applications.

  • Product included plastic in-mold and printed glass.
  • Manufacturing capabilities used included capacitive touch sensor design, fascia printing, glass printing, mechanical integration, optical bonding, PCB integration, mold design and construction, injection molding and in-mold decoration, among others.

Challenge

The customer had stringent timing demands that required choosing a supplier capable of delivering fast and flexible manufacturing solutions

  • The customer had the option to purchase the in-mold parts, capacitive sensors, glasses and integration from four different suppliers
  • Added complexity given the large number of components / part numbers

Desin’s Solution

  

  • Desin was awarded the product primarily due to the Company’s engineering and vertically integrated manufacturing capabilities
    Strong design and engineering support enabled the product to commence quickly and efficiently
  • The project was completed from kickoff to production parts ready for assembly, in a timeframe of 8 months. The project involved the design and construction of 2 molds, among other things.
  • Desin provided substantial cost savings (-25%) to the customer.