SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  Schedule 13G


  INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b),
         (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (b)
                              (Amendment No. ___)*

                                NeuroMetrix, Inc.
- --------------------------------------------------------------------------------
                                (Name of Issuer)

                                  Common Stock
- --------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                    641255104
- --------------------------------------------------------------------------------
                                 (CUSIP Number)

                                December 31, 2004
- --------------------------------------------------------------------------------
             (Date of Event Which Requires Filing of this Statement)

Check the  appropriate box to designate the rule pursuant to which this Schedule
is filed:

         [ ]         Rule 13d-1(b)

         [ ]         Rule 13d-1(c)

         [X]         Rule 13d-1(d)

*The  remainder of this cover page shall be filled out for a reporting  person's
initial filing on this form with respect to the subject class of securities, and
for  any  subsequent   amendment   containing   information  which  would  alter
disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the  Securities  Exchange  Act of
1934 ("Act") or otherwise  subject to the liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).

                         (Continued on following pages)


                               Page 1 of 14 Pages
                            Exhibit Index on Page 13

- ----------------------------------- ------------------- ------------------------ CUSIP NO. 641255104 13 G Page 2 of 14 Pages - ----------------------------------- ------------------- ------------------------ - ------------ ------------------------------------------------------------------- 1 NAME OF REPORTING SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Delphi Ventures IV, L.P. ("DV IV") Tax ID Number: - ------------ ------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] - ------------ ------------------------------------------------------------------- 3 SEC USE ONLY - ------------ ------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - ------------------------------------ -------- ---------------------------------- 5 SOLE VOTING POWER NUMBER OF 871,415 shares, except that Delphi Management SHARES Partners IV, L.L.C. ("DMP IV"), the general partner BENEFICIALLY of DV IV, may be deemed to have sole power to vote OWNED BY EACH these shares, and James J. Bochnowski REPORTING ("Bochnowski"), David L. Douglass ("Douglass") and PERSON Donald J. Lothrop ("Lothrop"), the managing members WITH of DMP IV, may be deemed to have shared power to vote these shares. ------ --------------------------------------------------- 6 SHARED VOTING POWER See response to row 5. ------ --------------------------------------------------- 7 SOLE DISPOSITIVE POWER 871,415 shares, except that DMP IV, the general partner of DV IV, may be deemed to have sole power to dispose of these shares, and Bochnowski, Douglass and Lothrop, the managing members of DMP IV, may be deemed to have shared power to dispose of these shares. -------- ------------------------------------------ 8 SHARED DISPOSITIVE POWER See response to row 7. - ------------ ------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 871,415 - ------------ ------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] - ------------ ------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 7.2% - ------------ ------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON PN - ------------ -------------------------------------------------------------------

- ----------------------------------- ------------------- ------------------------ CUSIP NO. 641255104 13 G Page 3 of 14 Pages - ----------------------------------- ------------------- ------------------------ - ------------ ------------------------------------------------------------------- 1 NAME OF REPORTING SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Delphi BioInvestments IV, L.P. ("DBI IV") Tax ID Number: - ------------ ------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] - ------------ ------------------------------------------------------------------- 3 SEC USE ONLY - ------------ ------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - ------------------------------------ -------- ---------------------------------- 5 SOLE VOTING POWER NUMBER OF 17,965 shares, except that DMP IV, the general SHARES partner of DBI IV, may be deemed to have sole power BENEFICIALLY to vote these shares, and Bochnowski, Douglass OWNED BY EACH and Lothrop, the managing members of DMP IV, may REPORTING be deemed to have shared power to vote these PERSON shares. WITH ------ --------------------------------------------------- 6 SHARED VOTING POWER See response to row 5. ------ --------------------------------------------------- 7 SOLE DISPOSITIVE POWER 17,965 shares, except that DMP IV, the general partner of DBI IV, may be deemed to have sole power to dispose of these shares, and Bochnowski, Douglass and Lothrop, the managing members of DMP IV, may be deemed to have shared power to dispose of these shares. ------ --------------------------------------------------- 8 SHARED DISPOSITIVE POWER See response to row 7. - ------------ ------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 17,965 - ------------ ------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] - ------------ ------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 0.1% - ------------ ------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON PN - ------------ -------------------------------------------------------------------

- ----------------------------------- ------------------- ------------------------ CUSIP NO. 641255104 13 G Page 4 of 14 Pages - ----------------------------------- ------------------- ------------------------ - ------------ ------------------------------------------------------------------- 1 NAME OF REPORTING SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Delphi Management Partners IV, L.L.C. ("DMP IV") Tax ID Number: - ------------ ------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] - ------------ ------------------------------------------------------------------- 3 SEC USE ONLY - ------------ ------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - ------------------------------------ -------- ---------------------------------- 5 SOLE VOTING POWER NUMBER OF 889,380 shares, of which 871,415 are directly owned SHARES by DV IV and 17,965 are directly owned by DBI IV. BENEFICIALLY DMP IV, the general partner of DV IV and DBI IV, OWNED BY EACH may be deemed to have sole power to vote these REPORTING shares, and Bochnowski, Douglass and Lothrop, the PERSON managing members of DMP IV, may be deemed to have WITH shared power to vote these shares. ------ --------------------------------------------------- 6 SHARED VOTING POWER See response to row 5. ------ --------------------------------------------------- 7 SOLE DISPOSITIVE POWER 889,380 shares, of which 871,415 are directly owned by DV IV and 17,965 are directly owned by DBI IV. DMP IV, the general partner of DV IV and DBI IV, may be deemed to have sole power to dispose of these shares, and Bochnowski, Douglass and Lothrop, the managing members of DMP IV, may be deemed to have shared power to dispose of these shares. ------ --------------------------------------------------- 8 SHARED DISPOSITIVE POWER See response to row 7. - ------------ ------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 889,380 - ------------ ------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] - ------------ ------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 7.4% - ------------ ------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON OO - ------------ -------------------------------------------------------------------

- ----------------------------------- ------------------- ------------------------ CUSIP NO. 641255104 13 G Page 5 of 14 Pages - ----------------------------------- ------------------- ------------------------ - ------------ ------------------------------------------------------------------- 1 NAME OF REPORTING SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON James J. Bochnowski ("Bochnowski") Tax ID Number: - ------------ ------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] - ------------ ------------------------------------------------------------------- 3 SEC USE ONLY - ------------ ------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION U.S. Citizen - ------------------------------------ -------- ---------------------------------- NUMBER OF SHARES 5 SOLE VOTING POWER BENEFICIALLY 0 shares OWNED BY EACH REPORTING PERSON WITH ------ --------------------------------------------------- 6 SHARED VOTING POWER 889,380 shares, of which 871,415 are directly owned by DV IV and 17,965 are directly owned by DBI IV. Bochnowski is a managing member of DMP IV, the general partner of DV IV and DBI IV, and may be deemed to have shared power to vote these shares. ------ --------------------------------------------------- 7 SOLE DISPOSITIVE POWER 0 shares ------ --------------------------------------------------- 8 SHARED DISPOSITIVE POWER 889,380 shares, of which 871,415 are directly owned by DV IV and 17,965 are directly owned by DBI IV. Bochnowski is a managing member of DMP IV, the general partner of DV IV and DBI IV, and may be deemed to have shared power to dispose of these shares. - ------------------------------------ -------- ---------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 889,380 - ------------ ------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] - ------------ ------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 7.4% - ------------ ------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON IN - ------------ -------------------------------------------------------------------

- ----------------------------------- ------------------- ------------------------ CUSIP NO. 641255104 13 G Page 6 of 14 Pages - ----------------------------------- ------------------- ------------------------ - ------------ ------------------------------------------------------------------- 1 NAME OF REPORTING SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON David L. Douglass ("Douglass") Tax ID Number: - ------------ ------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] - ------------ ------------------------------------------------------------------- 3 SEC USE ONLY - ------------ ------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION U.S. Citizen - ------------------------------------ -------- ---------------------------------- NUMBER OF SHARES 5 SOLE VOTING POWER BENEFICIALLY 0 shares OWNED BY EACH REPORTING PERSON WITH -------- ------------------------------------------------- 6 SHARED VOTING POWER 889,380 shares, of which 871,415 are directly owned by DV IV and 17,965 are directly owned by DBI IV. Douglass is a managing member of DMP IV, the general partner of DV IV and DBI IV, and may be deemed to have shared power to vote these shares. -------- ------------------------------------------------- 7 SOLE DISPOSITIVE POWER 0 shares -------- ------------------------------------------------- 8 SHARED DISPOSITIVE POWER 889,380 shares, of which 871,415 are directly owned by DV IV and 17,965 are directly owned by DBI IV. Douglass is a managing member of DMP IV, the general partner of DV IV and DBI IV, and may be deemed to have shared power to dispose of these shares. - ------------ ------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 889,380 - ------------ ------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] - ------------ ------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 7.4% - ------------ ------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON IN - ------------ -------------------------------------------------------------------

- ----------------------------------- ------------------- ------------------------ CUSIP NO. 641255104 13 G Page 7 of 14 Pages - ----------------------------------- ------------------- ------------------------ - ------------ ------------------------------------------------------------------- 1 NAME OF REPORTING SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Donald J. Lothrop ("Lothrop") Tax ID Number: - ------------ ------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [X] - ------------ ------------------------------------------------------------------- 3 SEC USE ONLY - ------------ ------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION U.S. Citizen - ------------------------------------ -------- ---------------------------------- NUMBER OF SHARES 5 SOLE VOTING POWER BENEFICIALLY 0 shares OWNED BY EACH REPORTING PERSON WITH ------- -------------------------------------------------- 6 SHARED VOTING POWER 889,380 shares, of which 871,415 are directly owned by DV IV and 17,965 are directly owned by DBI IV. Lothrop is a managing member of DMP IV, the general partner of DV IV and DBI IV, and may be deemed to have shared power to vote these shares. ------- -------------------------------------------------- 7 SOLE DISPOSITIVE POWER 0 shares ------- -------------------------------------------------- 8 SHARED DISPOSITIVE POWER 889,380 shares, of which 871,415 are directly owned by DV IV and 17,965 are directly owned by DBI IV. Lothrop is a managing member of DMP IV, the general partner of DV IV and DBI IV, and may be deemed to have shared power to dispose of these shares. - ------------ ------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 889,380 - ------------ ------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] - ------------ ------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 7.4% - ------------ ------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON IN - ------------ -------------------------------------------------------------------

Page 8 of 14 Pages ITEM 1(A). NAME OF ISSUER: --------------- NeuroMetrix, Inc. ITEM 1(B). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES: ------------------------------------------------ 62 Fourth Avenue Waltham, MA 02451 ITEM 2(A). NAME OF PERSONS FILING: ----------------------- This statement is filed by Delphi Ventures IV, L.P., a Delaware limited partnership ("DV IV"), Delphi BioInvestments IV, L.P., a Delaware limited partnership ("DBI IV"), Delphi Management Partners IV, L.L.C., a Delaware limited liability company ("DMP IV") and the general partner of DV IV and DBI IV, James J. Bochnowski ("Bochnowski"), David L. Douglass ("Douglass") and Donald J. Lothrop ("Lothrop"), the managing members of DMP IV. The foregoing entities and individuals are collectively referred to as the "Reporting Persons". DMP IV is the general partner of DV IV and DBI IV and may be deemed to have sole power to vote and sole power to dispose of shares of the issuer directly owned by DV IV and DBI IV. Bochnowski, Douglass and Lothrop are the managing members of DMP IV and may be deemed to have shared power to vote and shared power to dispose of the shares of the issuer directly owned by DV IV and DBI IV. ITEM 2(B). ADDRESS OF PRINCIPAL BUSINESS OFFICE, OR, IF NONE, RESIDENCE: ------------------------------------------------------------- The address of the principal business office for each of the Reporting Persons is: Delphi Ventures 3000 Sand Hill Road Building 1 - Suite 135 Menlo Park, CA 94025 ITEM 2(C) CITIZENSHIP: ------------ DV IV and DBI IV are Delaware limited partnerships. DMP IV is a Delaware limited liability company. Bochnowski, Douglass and Lothrop are United States citizens. ITEM 2(D) AND ITEM 2(E). TITLE OF CLASS OF SECURITIES AND CUSIP NUMBER: ---------------------------------------------- Common Stock CUSIP # 641255104 ITEM 3. Not Applicable.

Page 9 of 14 Pages ITEM 4. OWNERSHIP: ---------- The following information with respect to the ownership of the Common Stock of the issuer by the persons filing this Statement is provided as of December 31, 2004: (a) Amount beneficially owned: -------------------------- See Row 9 of cover page for each Reporting Person. (b) Percent of Class: ----------------- See Row 11 of cover page for each Reporting Person. (c) Number of shares as to which such person has: --------------------------------------------- (i) Sole power to vote or to direct the vote: ----------------------------------------- See Row 5 of cover page for each Reporting Person. (ii) Shared power to vote or to direct the ----------------------------------------- vote: ----- See Row 6 of cover page for each Reporting Person. (iii) Sole power to dispose or to direct the ---------------------------------------- disposition of: --------------- See Row 7 of cover page for each Reporting Person. (iv) Shared power to dispose or to direct the ----------------------------------------- disposition of: --------------- See Row 8 of cover page for each Reporting Person. ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS: --------------------------------------------- Not applicable. ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON: --------------------------------------------------------------- Under certain circumstances set forth in the limited partnership agreements of DV IV and DBI IV, and the limited liability company agreement of DMP IV, the general and limited partners or members, as the case may be, of each of such entities may be deemed to have the right to receive dividends from, or the proceeds from, the sale of shares of the issuer owned by each such entity of which they are a partner. ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY: ----------------------------------------------------------------- Not applicable.

Page 10 of 14 Pages ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP: --------------------------------------------------------- Not applicable. ITEM 9. NOTICE OF DISSOLUTION OF GROUP: ------------------------------ Not applicable. ITEM 10. CERTIFICATION: ------------- Not applicable.

Page 11 of 14 Pages SIGNATURES After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Dated: February 11, 2005 DELPHI VENTURES IV, L.P., a Delaware Limited Partnership By: Delphi Management Partners IV, L.L.C., a Delaware Limited Liability Company Its General Partner By: /s/ James J. Bochnowski ------------------------------------- James J. Bochnowski, Member DELPHI BIOINVESTMENTS IV, L.P., a Delaware Limited Partnership By: Delphi Management Partners IV, L.L.C., a Delaware Limited Liability Company Its General Partner By: /s/ James J. Bochnowski ------------------------------------- James J. Bochnowski, Member DELPHI MANAGEMENT PARTNERS IV, L.L.C., a Delaware Limited Liability Company By: /s/ James J. Bochnowski ------------------------------------- James J. Bochnowski, Member

Page 12 of 14 Pages JAMES J. BOCHNOWSKI By: /s/ James J. Bochnowski ------------------------------- James J. Bochnowski DAVID L. DOUGLASS By: /s/ David L. Douglass ------------------------------- David L. Douglass DONALD J. LOTHROP By: /s/ Donald J. Lothrop ----------------------- Donald J. Lothrop

Page 13 of 14 Pages EXHIBIT INDEX Found on Sequentially Exhibit Numbered Page - ------- ------------- Exhibit A: Agreement of Joint Filing 14

Page 14 of 14 Pages EXHIBIT A Agreement of Joint Filing The undersigned hereby agree that a single Schedule 13G (or any amendment thereto) relating to the Common Stock of Neometrix Technology Group, Inc. shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to such Schedule 13G. Date: February 11, 2005 February 11, 2005 DELPHI MANAGEMENT PARTNERS IV, L.L.C., a Delaware Limited Liability Company By: /s/ James J. Bochnowski -------------------------------- James J. Bochnowski, Member February 11, 2005 DELPHI VENTURES IV, L.P., a Delaware Limited Partnership By: Delphi Management Partners IV, L.L.C., a Delaware Limited Liability Company Its General Partner By: /s/ James J. Bochnowski -------------------------------- James J. Bochnowski, Member February 11, 2005 DELPHI BIOINVESTMENTS IV, L.P., a Delaware Limited Partnership By: Delphi Management Partners IV, L.L.C., a Delaware Limited Liability Company Its General Partner By: /s/ James J. Bochnowski -------------------------------- James J. Bochnowski, Member February 11, 2005 By: /s/ James J. Bochnowski ------------------------------------ James J. Bochnowski February 11, 2005 By: /s/ David L. Douglass ------------------------------------ David L. Douglass February 11, 2005 By: /s/ Donald J. Lothrop ------------------------------------ Donald J. Lothrop