有助于

contribute to; benefit; favor; avail; be conducive to; be beneficial to; redound; aid; help; assist; promote; facilitate; support; advance; beneficial; helpful; conducive; advantageous; supportive; favorable; contributory; in favor of

伤口

cut; wound; gash; slash; incision; lesion

愈合

heal; mend; recover; knit; close up; cicatrize; healing; recovery; mending; repair