Common Contracts

] Shares MAKO SURGICAL CORP. COMMON STOCK, PAR VALUE $0.001 PER SHARE UNDERWRITING AGREEMENT

Underwriting Agreement • February 14th, 2008 • MAKO Surgical Corp. • Orthopedic, prosthetic & surgical appliances & supplies • New York

• Contract Type
  Underwriting Agreement
• Filed
  February 14th, 2008
• Company
  MAKO Surgical Corp.
• Industry
  Orthopedic, prosthetic & surgical appliances & supplies
• Jurisdiction
  New York

] Shares MAKO SURGICAL CORP. COMMON STOCK, PAR VALUE $0.001 PER SHARE UNDERWRITING AGREEMENT

Underwriting Agreement • January 31st, 2008 • MAKO Surgical Corp. • Orthopedic, prosthetic & surgical appliances & supplies • New York

• Contract Type
  Underwriting Agreement
• Filed
  January 31st, 2008
• Company
  MAKO Surgical Corp.
• Industry
  Orthopedic, prosthetic & surgical appliances & supplies
• Jurisdiction
  New York

The undersigned understands that J.P. Morgan Securities Inc. (“J.P. Morgan”) and Morgan Stanley & Co. Incorporated (“Morgan Stanley”) propose to enter into an Underwriting Agreement (the “Underwriting Agreement”) with MAKO Surgical Corp., a Delaware corporation (the “Company”), providing for the public offering pursuant to a registration statement on Form S-1 as filed with the U.S. Securities and Exchange Commission (the “Public Offering”) by the several Underwriters named in Schedule I to the Underwriting Agreement, including J.P. Morgan and Morgan Stanley (the “Underwriters”), of shares of the Company’s Common Stock, par value $0.001 per share (the “Common Stock”).