Jump to Main Content

POINT: SP-21 (SPLEEN-21)  

English: Great Wrapping
Also Known As: Great Enveloping
Large Parcel
Big Wrapping
General Control
  • Located on the mid-axillary line, in the seventh intercostal space.
    Note: several sources locate this point in the sixth intercostal space.
  • On the mid-axillary line, 6 cun below the middle of the axilla in the seventh intercostal space.
  • On the lateral side of the chest, on the middle axillary line, in the sixth intercostal space.
  • Located in the sixth intercostal space on the mid-axillary line between the axilla and the free end of the eleventh rib.
  • Slanted insertion, 0.5 to 0.8 cun.
  • Puncture obliquely 0.3 to 0.5 cun.
  • Moxibustion is applicable.
  • Transverse-oblique insertion along the intercostal space, 0.5 to 1 cun.
  • Caution: perpendicular insertion, especially in thin patients, carries substantial risk of inducing a pneumothorax.
  • Great Luo-Connecting point of the Spleen
  • Moves Blood in the Blood Connecting channels
  • Regulates Qi and Blood
  • Firms the sinews and joints
  • Unbinds the chest
  • Benefits the lateral costal region
  • Asthma
  • Intercostal neuralgia
  • Disorder
  • Fracturedness
  • Lack of contact
  • General aching and weakness
  • Flaccidity of the limbs
  • Flaccidity of the hundred joints
  • Pain in the chest and lateral costal region on respiration
  • Distention and fullness of the lateral costal region
  • Chest pain
  • Suffocation
  • General pain due to Blood Stasis
  • Muscular pain moving throughout the body
  • Hypochondriac pain
  • Lethargy
  • Depression
  • Chest and hypochondriac fullness and pain
  • Cough
  • Dyspnea
  • Emaciation due to prolonged illness
  • Fatigued extremities



Pain of the whole body

Weakness of the four limbs

Pain of the chest and lateral costal region


  • This is a very powerful point, but not often used.
  • It controls all of the minute Blood Connecting channels.
  • This point connects this point connects Yin and Yang.
  • It fuses the six Fu with the five Zang.
  • It harmonizes the upper and lower body, the Internal to the External and the right side to the left.
  • This point can be used for emergencies.