BOMwiki the bill-of-materials encyclopedia
30,454,201 parts mapped · 193,225 items
Discussion History

Multileaf Collimator

Assembly

Motor-driven tungsten leaves (40–120 pairs, 2.5–5 mm width) shaping beam to conform to target volume. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Multileaf Collimator parts and their functions

4 top-level parts · 63 parts in total · full bill of materials below
Multileaf Collimator parts diagram: 1 leaf bank a, 2 leaf bank b, 3 MLC motor assembly, 4 MLC controller. 63 parts in 4 top-level items.
Multileaf Collimator parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Leaf Bank A 60× Primary leaf carriage with 30–60 leaves
2 Leaf Bank B 1× Secondary bank perpendicular to primary (full-field coverage)
3 MLC Motor Assembly 1× Stepper motors for individual leaf positioning
4 MLC Controller 1× Leaf position feedback and motor driver

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly shared across products atomic part related product

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Multileaf Collimator

4 top-level lines · 4 rows shown · 63 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Leaf Bank A radiotherapy-linac-leaf-bank-a 60× 60 · part
2 Leaf Bank B radiotherapy-linac-leaf-bank-b 1× 1 · part
3 MLC Motor Assembly radiotherapy-linac-mlc-motor-assembly 1× 1 · part
4 MLC Controller radiotherapy-linac-mlc-controller 1× 1 · part

Something wrong in this list? Report a problem with this BOM.

Where the multileaf collimator is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗
Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
flex.com ↗ Singapore Electronics contract mfg 1,000 pcs 6–10 wks
dixoninfo.com ↗ Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
bydelectronic.com ↗ Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗
Singapore Electronics contract mfg 1,000 pcs 6–10 wks