UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 10-K/A

Amendment No. 1

(Mark One)

For the fiscal year ended December 31, 2011

or

For the transition period from             to             

Commission file number: 000-54192

REVA MEDICAL, INC.

(Exact name of registrant as specified in its charter)

Securities registered pursuant to Section 12(b) of the Act: None

Securities registered pursuant to Section 12(g) of the Act: Common Stock, $0.0001 par value per share

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.     Yes  ¨    No  x

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.    Yes  ¨    No  x

Indicate by check mark whether the registrant: (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.    Yes  x    No  ¨

Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit and post such files).    Yes  x    No  ¨

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K (§ 229.405 of this chapter) is not contained herein, and will not be contained, to the best of registrant’s knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K.    x

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act. (Check one):

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act).    Yes  ¨    No  x

The aggregate market value of the common equity held by non-affiliates of the registrant as of June 30, 2011 totaled approximately $201,306,000 based on the closing price for the registrant’s Common Stock trading in the form of CHESS Depositary Interests, or CDIs, as reported by the Australian Securities Exchange and based on the closing currency exchange rate in effect that day. Such value excludes Common Stock and CDIs held by directors, executive officers, and 10% or greater stockholders as of June 30, 2011. The identification of 10% or greater stockholders as of June 30, 2011 is based on Schedule 13G and amended Schedule 13G reports publicly filed before June 30, 2011. This calculation does not reflect a determination that such parties are affiliates for any other purposes.

As of February 15, 2012, there were 33,076,203 shares of the registrant’s Common Stock outstanding.

DOCUMENTS INCORPORATED BY REFERENCE

Explanatory Note

This Amendment No. 1 (the “Amendment”) to our Annual Report on Form 10-K for the fiscal year ended December 31, 2011 (the “Annual Report”) is being filed solely for the purpose of re-filing revised Exhibits 31.1 and 31.2 hereto. The revised exhibits include the language in the introductory paragraph of paragraph 4 and paragraph 4(b) of the certifications required by Item 601(b)(31) of Regulation S-K, which language was inadvertently omitted from such certifications when originally filed. This Amendment consists solely of the preceding cover page, this explanatory note and each of the revised certifications filed as exhibits to the Amendment.

The Amendment does not reflect events occurring after the date of the original filing of the Annual Report nor does it modify, update, or confirm any of the other disclosures contained therein in any way.

PART IV

Item 15. Exhibits and Financial Statement Schedules

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this Annual Report on Form 10-K/A to be signed on its behalf by the undersigned, thereunto duly authorized.

INDEX TO EXHIBITS