Organ donation and transplantation Flashcards
Lawful use of tissue and organs under the Human Tissue Act
Storage or use of the body parts of any living or dead person can be done for the purposes of:
Anatomical examination
Determining the cause of death
Public display
Transplantation
Research in connection with disorders or functioning of the human body
Types of tissue that can be used for transplantation
Organs and parts of organs
Gametes
Other tissue - blood, bone marrow
Tissue can be replaceable or irreplaceable.
Appropriate consent for donation
Living adult:
Consent must be explicit and given by a competent adult over 18. Must have valid consent.
Deceased adult:
For anatomical examination or public display, explicit consent must be given in writing and be witnessed before their death. Only consent acceptable.
For other purposes consent can be given by the deceased before their death, nominated representatives or someone in a ‘qualifying relationship’ before they died
Appropriate consent for donation in children
Consent is appropriate if the child has given a valid consent. It not, consent should be given by someone with parental responsibility for the child
Dead child:
Removal, storage or use of body parts for public display or anatomical examination, consent must be given by the child, witnessed and in writing when alive.
For other purposes, consent can be given by the child prior to death, from someone with parental responsibility or someone in a qualifying relationship
Types of living organ donation
Directed (specified person, paired or pooled)
Altruistic
Qualifying relationships for giving consent
Heirarchy of relationshiops:
- Spouse or partner
- Parent or child
- Sister or brother
- Grandparent or grandchild
- Niece or nephew
- Step-parent
- Half-sister or brother
- Friend of long standing
Advantages and disadvantages of Opt in systems
Values autonomy: as long as family cannot override decision
Allows for religious and other objections
Inadequate supply for present needs
Need to check record of donation intention
Advantages and disadvantages of an opt out system
May increase supply
Still allows for autonomy if not overridden by family
Raises worries about state of ownership of bodies, trust between doctors and patients and the definition of death
Sources of organ transplantation
Xenotransplantation
Living donation
Cavaveric donation - Circulatory or brainstem death
Criteria for confirmation of cardiac death
5 minutes of asystole