本文测量200名(男女各100名)成人的腹前正中线上的各径。腹前壁均无瘢痕和未作过手术的。其结果为:脐胸长:男性18.74±0.3cm、女性18.80±0.26cm。脐耻长:男性14.25±0.13cm、女性14.12±0.12cm。脐口各径:纵径:男性1.56±0.06cm、女性1.57±0.05cm;横径:男性1.24±0.05cm、女性1.26±0.06cm。脐窝深度(男性1.10±0.03cm、女性1.25±0.27cm。脐窝容量:男性1.12±0.06ml、女性1.32±0.08m。脐口形状:竖卵圆形150人(男72、女78):横卵圆形41人(男24、女17);圆形9人(男4、女5)。此线全长:男性34.55cm,女性34.49cm。 This article measures the path of the anterior ventral midline of 200 adults (100 males and 100 females). Anterior abdominal wall without scars and no surgery. The result is: umbilical chest length: male 18.74 ± 0.3cm, female 18.80 ± 0.26cm. Umbilical shame length: male 14.25 ± 0.13cm, female 14.12 ± 0.12cm. Umbilical port diameter: longitudinal diameter: male 1.56 ± 0.06cm, female 1.57 ± 0.05cm; diameter: male 1.24 ± 0.05cm, female 1.26 ± 0.06cm. Umbilical fossa depth (male 1.10 ± 0.03cm, female 1.25 ± 0.27cm. Umbilical fossa volume: male 1.12 ± 0.06ml, female 1.32 ± 0.08m. Shape of umbilicus: vertical oval 150 (male 72, female 78): Horizontal oval 41 (male 24, female 17); round 9 (male 4, female 5) .The total length of this line: male 34.55cm, female 34.49cm.