Reusable Auto-Injector for ISO Pre-filled Syringes (0.05-1 mL)

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Bounding box: 30 × 30 × 145.6 mm
Engine: 3D Printing B-rep
Parameters: 19
Published: November 11, 2026

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The prompt

design a reusuable auto injectors for Pre-filled syringes as per ISO dimensions with the delivery dose from 0.05mL to 1 Ml

Parameters

Name	Value	Range
Delivered dose (mL)	0.5 mm	0.05 – 1
Body tube length	95 mm	60 – 150
Body outer diameter	20 mm	16 – 26
Body wall thickness	2 mm	1.2 – 4
Finger flange diameter	30 mm	22 – 44
Finger flange thickness	3 mm	1.5 – 6
Dose window length	55 mm	20 – 90
Dose window width	8 mm	4 – 14
Cap length	30 mm	15 – 55
Cap wall thickness	2.5 mm	1.2 – 5
Cap engagement length	6 mm	3 – 15
Cap-to-body clearance per side	0.25 mm	0.1 – 0.5
Thumb button diameter	26 mm	16 – 40
Thumb button height	8 mm	4 – 16
Rod-to-body clearance per side	0.3 mm	0.1 – 0.6
Rod insertion into body	10 mm	5 – 20
Rod exposed at zero dose	4 mm	2 – 12
Syringe barrel bore - ISO 1 mL	6.6 mm	4.6 – 9
Needle aperture in body floor	4 mm	2 – 8

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

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