Segmented aligning ribs and holding lugs orient the reservoir to prevent misalignment, resolving leakage risks during patient self-administration.
Segmenting the resilient valve from housing positioning prevents service life loss, reducing liquid residue accumulation in medical connectors.
Rotational tool with shaped apertures engages intravenous connectors, reducing manual effort for users with limited dexterity.
Segmented boundary portions eliminate gaps that cause abnormal locking, resolving the trade-off between connection reliability and manufacturing precision.
Segmented resilient walls articulate on a main body to increase retaining force, preventing accidental detachment during transport.