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INJECTION & DRAINAGE TECHNIQUES - ✔✔During the embalming of the body,
four processes take place at the same time. They are:
1. Injection (also referred to as Delivery in Chapter 13)
2. Distribution
3. Diffusion
4. Drainage
WORK & ENGINEERING CONTROLS - ✔✔Adequate ventilation system
Prevent chemical spills
Keep embalming machine in good repair
Rinse fluid bottles
Cap all chemical bottles
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,Keep a lid on the embalming machine
Clamp all leaky vessels during embalming
Restrict drainage
Use closed drainage
Cover the sink to avoid splashing
Keep a water hose on the table to flush away drainage
Avoid high water pressure
5 FACTORS DETERMINED IN EMBALMING PROCESS - ✔✔1. Vessels for injection
and drainage
2. Strength of the embalming solution
3. Volume of the embalming solution
4. Injection pressure
5. Injection rate of flow
INJECTION TECHNIQUES -
TYPES OF INJECTION - ✔✔One-point; injection and drainage from one site.
Split injection/drainage; injection from one site and drainage from another
Multi-point; injection at two or more sites.
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,Restricted Cervical; injection of both common carotid arteries.
Six-point injection; injection of the right and left common carotid, axillary, and femoral
arteries. In an autopsy case the subclavian or brachial arteries can be used for the arms;
and the common (internal) or external iliac arteries can be used for the legs.
MULTI POINT INJECTION - ✔✔Injection at two or more sites.
This may be used in the following
cases:
1. When a body area does not receive or needs more arterial solution
2. Bodies dead for a long time
3. Signs of decomposition are evident
4. Death by ruptures aortic aneurysm (the fluid will simply fill the cavity
instead of going through the arterial system)
5. Highly contagious diseases
6. Delayed viewing or disposition
7. Military or shipping requirements
8. Purge develops and/or drainage stops
9. Generalized edema
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, 10. Difficulty firming
11. Poor peripheral circulation
12. True tissue gas
13. Autopsied
14. Organ and/or tissue donation
RESTRICTED CERVICAL - ✔✔Injection of both common carotid arteries.
This may be used in the following cases:
1. Facial trauma
2. Facial distension is anticipated
3. Eye enucleation
4. Generalized edema
5. Difficulty firming
6. Distribution Problems
7. High HCHO demand
8. Purge is anticipated
9. Jaundice is present
HOW TO PICK AN ARTERY - ✔✔1. Size
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