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Index de Enfermería

On-line version ISSN 1699-5988Print version ISSN 1132-1296


TOMAS ROJAS, José Tomás; FERRANDIZ VINOLO, José Antonio; SOTO PEREZ, María de la O  and  ROMERO-AYUSO, Dulce María. Evaluation and safety of the effectiveness of a new disposable kit for ear washing. Index Enferm [online]. 2021, vol.30, n.3, pp.234-238.  Epub June 06, 2022. ISSN 1699-5988.


To evaluate the performance of a new disposable device for ear washing by ear wax, in comparison with the traditional method of the metal syringe.


randomized, double-blind, parallel-group clinical trial, with Quasi-random assignment and intention to treat analysis.


273 patients participated. Results are showed comparing metal syringe (JM) vs the new device (ND). Extraction of the cap: 86.10% vs 94.52%; adverse effects: 9.55% vs 3.64%; erythema in the EAC: 34.32% vs 22.62%; erosion in 5.97% vs 2.91%. Regarding to the professionals who used both methods, 90% indicated that the ND represented an improvement in the management of ear washing.


The new disposable device for ear washing, improves handling, time of use, efficacy and safety to the traditional method with the metal syringe.

Keywords : Impacted cerumen; Earwax; Primary care; Nursing; Ear irrigation; Removal of earwax; Otological syringe; Metal syringe.

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