As used in this part and in part 610, subpart E, and part 640 of this chapter:

1. (a) Blood means a product that is a fluid containing dissolved and suspended elements which was collected from the vascular system of a human.
2. (b) Blood component means a product containing a part of blood separated by physical or mechanical means.
3. (c) Donor means a person who: (1) Donates blood or blood components for transfusion or for further manufacturing use; or
4. (2) Presents as a potential candidate for such donation.
5. (d) Eligibility of a donor means the determination that the donor is qualified to donate blood and blood components.

6. (e) Infrequent plasma donor means a donor who has:

   1. (1) Not donated plasma by plasmapheresis or a co-collection of plasma with another blood component in the preceding 4 weeks; and
   2. (2) Not donated more than 12.0 liters of plasma (14.4 liters of plasma for donors weighing more than 175 pounds) in the past year.
7. (f) Intimate contact with risk for a relevant transfusion-transmitted infection means having engaged in an activity that could result in the transfer of potentially infectious body fluids from one person to another.

8. (g) Physician substitute means a trained and qualified person(s) who is:

   1. (1) A graduate of an education program for health care workers that includes clinical training;
   2. (2) Currently licensed or certified as a health care worker in the jurisdiction where the collection establishment is located;
   3. (3) Currently certified in cardiopulmonary resuscitation; and
   4. (4) Trained and authorized under State law, and/or local law when applicable, to perform the specified functions under the direction of the responsible physician.

9. (h) Relevant transfusion-transmitted infection means:

   1. (1) Any of the following transfusion-transmitted infections:
10. (i) Human immunodeficiency virus, types 1 and 2 (referred to, collectively, as HIV);
11. (ii) Hepatitis B virus (referred to as HBV);
12. (iii) Hepatitis C virus (referred to as HCV);
13. (iv) Human T-lymphotropic virus, types I and II (referred to, collectively, as HTLV);
14. (v) Treponema pallidum (referred to as syphilis);
15. (vi) West Nile virus;
16. (vii) Trypanosoma cruzi (referred to as Chagas disease);
17. (viii) Creutzfeldt-Jakob disease (referred to as CJD);
18. (ix) Variant Creutzfeldt-Jakob disease (referred to as vCJD); and
19. (x) Plasmodium species (referred to as malaria).

20. (2) A transfusion-transmitted infection not listed in paragraph (h)(1) of this section when the following conditions are met:

    1. (i) Appropriate screening measures for the transfusion-transmitted infection have been developed and/or an appropriate screening test has been licensed, approved, or cleared for such use by FDA and is available; and

    2. (ii) The disease or disease agent:

       1. (A) May have sufficient incidence and/or prevalence to affect the potential donor population; or
       2. (B) May have been released accidentally or intentionally in a manner that could place potential donors at risk of infection.
       3. (i) Responsible physician means an individual who is:
       4. (1) Licensed to practice medicine in the jurisdiction where the collection establishment is located;
       5. (2) Adequately trained and qualified to direct and control personnel and relevant procedures concerning the determination of donor eligibility; collection of blood and blood components; the immunization of a donor; and the return of red blood cells or other blood components to the donor during collection of blood component(s) by apheresis; and
       6. (3) Designated by the collection establishment to perform the activities described in paragraph (i)(2) of this section.
       7. (j) Suitability of the donation means a determination of whether the donation is acceptable for transfusion or for further manufacturing use.

       8. (k) Trained person means an individual, including a physician substitute, who is authorized under State law, and/or local law when applicable, and adequately instructed and qualified to perform the specified functions under the direction of the responsible physician.

          (l) Transfusion-transmitted infection means a disease or disease agent:

          1. (1) That could be fatal or life-threatening, could result in permanent impairment of a body function or permanent damage to a body structure, or could necessitate medical or surgical intervention to preclude permanent impairment of body function or permanent damage to a body structure; and
          2. (2) For which there may be a risk of transmission by blood or blood components, or by a blood derivative product manufactured from blood or blood components, because the disease or disease agent is potentially transmissible by that blood, blood component, or blood derivative product.