Visual acuity test, pinhole

Primary use
Diagnosis / Measurement / Monitoring
Type of medical device or related product
Medical charts/stationery
General vs. specific use (health condition)
Specific
Intended population age
Adolescent (10 to 19 years)
Later adults (over 64 years)
Adults (20 to 64 years)
Intended population sex
All
Level of technical knowledge
Specialized clinical
Capital
Yes
Reusable
Yes
Requirements
None
WHO list of priority medical devices
Eye care (2022)
Service delivery platforms / Healthcare levels
Community services for primary care
First-level (district) hospital services
General outpatient (health post, health center) and outreach services for primary care
Second-level and third-level hospital services and specialized outpatient services
Healthcare unit
Inpatient care
Outpatient care
Pre-hospital care
Specialized diagnostics
EMDN related code(s)
Z1212012001
VISUAL FUNCTIONAL ASSESSMENT EQUIPMENT
The code(s) and term(s) in this section were observed and retrieved from public databases and have not been validated by health regulatory authorities. Please consult your regulatory agency and EMDN site: https://webgate.ec.europa.eu/dyna2/emdn
GMDN related code(s)
65244
Hand-held subjective ophthalmic refractometer (A hand-held ophthalmic device intended to be used by a layperson to measure the refractive error of their eye (the inaccuracies of focusing light upon the retina), typically to test their vision. It is typically in the form of a monocular which contains lenses of different characteristics; a dedicated software providing examination protocols may also be included. The patient changes the lenses and other settings while reading an eye chart to subjectively evaluate which settings give best vision.)
The medical device term(s), code(s) and definition(s) in this section were retrieved from databases external to WHO. As there might be more than one name, definition and “Nomenclature Code” related to the specific medical device, please consult https://gmdnagency.org GMDN ®. © GMDN Agency 2005-2024 
Decommissioning
WHO resources on medical devices