Tracking Fixtures
Fixtures for mounting tracker markers (optical and electromagnetic) on tools and objects.
Models
Stylus_Polaris

Optical marker with slots to insert NDI Polaris pegs to hold reflective spheres. To fix the NDI pegs for spheres, order this product from DigiKey: Round Standoff Threaded #4-40 Steel 0.063’’ (1.60mm) 1/16’’. DigiKey part number: 36-4881CT-ND
Downloads:
Stylus_Polaris.STL (Modified: 2017-11-28)
Ultrasound_Polaris

Optical marker with slots to insert NDI Polaris pegs to hold reflective spheres. To fix the NDI pegs for spheres, order this product from DigiKey: Round Standoff Threaded #4-40 Steel 0.063’’ (1.60mm) 1/16’’. DigiKey part number: 36-4881CT-ND
Downloads:
Ultrasound_Polaris.STL (Modified: 2017-11-28)
ArmL-30

Connector between e.g. an ultrasound clip and polaris markers.
Downloads:
ArmL-30.STL (Modified: 2017-11-24)
Telemed-MicrUs-L12-SensorHolder

Parts for tracking Telemed MicrUs L12 ultrasound probe
Downloads:
Telemed-MicrUs-L12-SensorHolder.stl (Modified: 2016-08-08)
TelemedHolder_L12_MarkedSide.stl (Modified: 2017-01-19)
TelemedHolder-L12_UnmarkedSide.stl (Modified: 2017-01-19)
Telemed-L12-ClipOn

A plastic holder for the Telemed L12 ultrasound probe, without moving parts.
Downloads:
Telemed-L12-ClipOn.STL (Modified: 2017-05-24)
GeMl615D_Clip_v01

Clip-on part for GE ML6-15-D ultrasound probe.
Downloads:
GeMl615D_Clip_v01.STL (Modified: 2017-11-18)
PolarisAscensionPlane

Part that can be tracked by both Polaris and Ascension trackers
Downloads:
PolarisAscensionPlane.STL (Modified: 2017-01-05)
PolarisAscensionPlane.rom (Modified: 2017-01-05)
Ascension800Holder_ThreeHolesSide

Ascension800Holder_ThreeHolesUp

AscensionStyleAuroraHolder_1.0

Block4x4-ThreeHoles

Block of solid material 40x40x14 mm size, with an extruded interface with three M4 holes 7 mm apart. The block can be edited to cut out an anatomical part, so the final product will interface with an anatomy.
Downloads:
Block4x4-ThreeHoles.STL (Modified: 2017-10-25)
CandyCaneNeedleBase

CandyCaneNeedleMarker

CauteryGrabber

New version for fixing a tracker to a cautery. For clamp tightening use hex-head cap screw, M6 thread, 30 mm long with a matching wing nut. For assembly with SensorHolder-OneHole use M4 bolt.
Downloads:
CauteryGrabber.stl (Modified: 2016-08-08)
Concept_ScoliosisMicronTracker_2.0
![]()
Downloads:
Concept_ScoliosisMicronTracker_2.0.stl (Modified: 2016-08-08)
LocNeedle_1.0

LureLockMale_SensorHolder

TelemedMC10_ProbeHolder_MarkedSide

Downloads:
TelemedMC10_ProbeHolder_MarkedSide.STL (Modified: 2016-08-08)
TelemedMC10_ProbeHolder_MarkedSide_PARENTPART

Downloads:
TelemedMC10_ProbeHolder_MarkedSide_PARENTPART.STL (Modified: 2016-08-08)
TelemedMC10_ProbeHolder_OpticalTracker
![]()
Downloads:
TelemedMC10_ProbeHolder_OpticalTracker.STL (Modified: 2016-08-08)
TelemedMC10_ProbeHolder_UnmarkedSide

Downloads:
TelemedMC10_ProbeHolder_UnmarkedSide.STL (Modified: 2016-08-08)
Medtronic_PN9733157_Marker

MicronPlate01

MarkerHolder_120mm-Short_2.0

MarkerHolder_120mm-even_long

MarkerHolder_120mm-even_short

MarkerHolder_120mm-odd_long

MarkerHolder_120mm-odd_short

MarkerHolder_120mm_Winged_1.0

Micron_Black

Micron_Maker01-White

Micron_Maker02-White

Micron_Maker03-White

Micron_Maker04-White

NeedleClip-Assembly_16-20G

Clamps to a needle of size 16-20 G through a sterile bag.
Downloads:
NeedleClip-Assembly_16-20G.stl (Modified: 2016-08-08)
NeedleGrabber-BardDuaLok

NeedleGrabberFlappy-Assembly_1.0

Marker-80

OrientationLR-Plane

This is the most simple reference sensor holder to be used on patients. In a certain surgical setting (e.g. when stuck on the chest) this defines the patient orientation. This allows saving virtual camera positions.
Downloads:
OrientationLR-Plane.stl (Modified: 2016-08-08)
Plug-L_60mm_3.0

Pointer-TwoConnectors

PolarisAscensionPointer

PolarisMarker1

Telemed-OldC5-Clip

SensorHolder-GlueHoles-Ordered_2mm_1.0

Downloads:
SensorHolder-GlueHoles-Ordered_2mm_1.0.stl (Modified: 2016-08-08)
SensorHolder-OneHole

Holds a Model 800 sensor, and has a hole to fix to other printed components.
Downloads:
SensorHolder-OneHole.stl (Modified: 2016-08-08)
SensorHolder-Ordered-HolesInterface_2mm_1.0

Downloads:
SensorHolder-Ordered-HolesInterface_2mm_1.0.stl (Modified: 2016-08-08)
SensorHolder-Ordered_2mm_1.0

SensorHolderConnector_1.0

SensorHolder_2.0

New sensor holder design. This will replace SensorHolder-Ordered_2mm_1.0 eventually. Holds either a Model 800 Ascension EM sensor, or another PLUS fixture, e.g. for holding MicronTracker markers. This part is frequently part of an assembly, but can also be used by itself.
Downloads:
SensorHolder_2.0.stl (Modified: 2016-08-08)
SensorHolder_Wing_1.0

Clip to mount a MarkerHolder or 8mm Ascension EM sensor to an object. With a wing to make it easier to fix it by glue or screws.
Downloads:
SensorHolder_Wing_1.0.stl (Modified: 2016-08-08)
StylusMarker2

Telemed-C5-Brace

UsCalibrationStylus10cm

UsCalibrationStylusMarker
