can easily be done by non-professionals:
Standard, on palm:
Heart zone appears large enough to be treated many ways: by massage, plant seeds application etc.
Methods may be combined: seeds application together with magnets,
natural crystals etc.
The Insect system, on finger:
Finger's choice may be:
--- index finger left hand - finger of Heat, cardiovascular system
--- ring finger right hand - finger of Cold,main energy behind heart attack
good idea to use both.
Simplest treatment is to find sensitive and painful points in the zone and tape plant seeds onto, ortape plants seeds all over the zone.