HeLP: Development of occupational protection mask against surgical smoke

to describe a technological innovation in the development of an individual, ergonomic, sustainable and effective occupational respiratory protection mask for workers exposed to surgical smoke.

Methods:

applied, exploratory, quantitative research, using design methods and tools: Sense Intent, Know Context, Know People, Frame Insights, Explore Concepts, Frame Solutions, Realize Offerings, in addition to the Product Development Process tools. It was developed from March 2019 to December 2021.

Results:

from the prototyping mold, it became possible to represent the abstract to the physical, where all the concepts created in the methodological steps were implemented and the necessary adjustments were made to create the model as a technological innovation, which will have the concept for product commercialization.

Conclusions:

a mask for protection against surgical smoke (HeLP) was developed, from the design step to the prototype development, being a technological innovation.

Descriptors:
Smoke; Personal Protective Equipment; Air Pollutants, Occupational; Respiratory Protective Devices; Technological Development and Innovation Projects

Product requirements	Attribute	Specification	Necessary or desirable
Material must allow cleaning by autoclaving	Safety	Suggestion: silicone	Necessary
Being adaptable to different face sizes	Comfort and safety	Being of malleable/adaptable material	Necessary
		Having size options (S, M and L)	Desirable
		It must have adjustment in the fastening strap	Desirable
Allow use for long periods without causing harm to the user’s face	Comfort	Being of malleable/adaptable material	Necessary
		Fixation must be on the head and not on the ears	Necessary
		Higher pressure points on the face should be comfortable	Necessary
Allow communication between professionals	Usability	Material must not insulate sound	Desirable
It must be single use and reusable	Usability	Must have disposable filter	Necessary
Product should not scare patients	Aesthetic	Must not have exhalation valves	Necessary
About detachable parts (ABNT NBR 13698:2011 standard)	Safety	All detachable parts (if any) must be easily connected and held securely in the part without the use of tools.	Necessary
About finishing (ABNT NBR 13698:2011 standard)	Comfort	The finish of any part of the mask that comes into contact with wearers must be free of burrs or sharp edges.	Necessary
Mask must seal completely on the face	Safety	No openings between the mask and the user’s face	Necessary
It should be under the chin	Safety	Keeping the seal.	Necessary

Associação Brasileira de Enfermagem SGA Norte Quadra 603 Conj. "B" - Av. L2 Norte 70830-102 Brasília, DF, Brasil, Tel.: (55 61) 3226-0653, Fax: (55 61) 3225-4473 - Brasília - DF - Brazil
E-mail: reben@abennacional.org.br

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[1] Corresponding author: Helenize Ferreira Lima Leachi E-mail: helenizeleachi@uel.br