COMPANY CONFIDENTIAL Design Review Meeting May 16, 2007 ORBITAL THERAPY, LLC

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COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

Design Review MeetingMay 16, 2007

ORBITAL THERAPY, LLCORBITAL THERAPY, LLC

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

AGENDAAGENDA

OrganizationOrganization

MammoKnife ProjectMammoKnife Project

ClearVue ProjectClearVue Project

Discussion PointsDiscussion Points

Physics ReviewPhysics Review

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

Garage days are over….Garage days are over….

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

8 Alfred Circle, Bedford MA8 Alfred Circle, Bedford MA

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

Recent AdditionsRecent Additions

Natalya Koshnitsky – Regulatory & Marketing

Chas Burr – Regulatory Affairs (Quality Systems)

Michael Barenboym – Mechanical Engineering/ Industrial Design

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

AGENDAAGENDA

OrganizationOrganization

MammoKnife ProjectMammoKnife Project

ClearVue ProjectClearVue Project

Discussion PointsDiscussion Points

Physics ReviewPhysics Review

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

UpdateUpdate

Linear Accelerator• LOI received from Siemens• Mevex (Ottawa) interested in working with us

Multi-Leaf Collimator• Radionics MLC not ideal (old technology, wrong geometry)• Topslane coming for a visit on Monday• Buy vs. Make decision to be made this Quarter

Shielding Experiment• Design completed• Fabrication under way• Experiment scheduled for June at NEVOG (Waltham)

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

Design SelectedDesign Selected

MammoKnifeTM

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

PRODUCTPRODUCT

MammoKnifeTM

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

AGENDAAGENDA

OrganizationOrganization

MammoKnife ProjectMammoKnife Project

ClearVue ProjectClearVue Project

Discussion PointsDiscussion Points

Physics ReviewPhysics Review

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

MARKETMARKETEmergence of Prone-Based RT Table TopsEmergence of Prone-Based RT Table Tops

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

CLEAR-VUECLEAR-VUE

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

CLEAR-VUECLEAR-VUEErgonomic Design Table

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

AGENDAAGENDA

OrganizationOrganization

MammoKnife ProjectMammoKnife Project

ClearVue ProjectClearVue Project

Discussion PointsDiscussion Points

Physics ReviewPhysics Review

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

Field SizeField Size

Maximum Field Size

Y = ?

X = ?

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

MLC QuestionsMLC Questions

• Leaf resolution at isocenter?

• Leaf material W vs. ???

• Overtravel – how much?

• Desired Penumbra?

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

EnergyEnergy

4MV vs. 6MV

COMPANY CONFIDENTIALCOMPANY CONFIDENTIAL

AGENDAAGENDA

OrganizationOrganization

MammoKnife ProjectMammoKnife Project

ClearVue ProjectClearVue Project

Discussion PointsDiscussion Points

Physics ReviewPhysics Review

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