Pelvic bone pain after childbirth may be due to the following conditions: 1, because of gynecological inflammation, such as common cervicitis, endometritis, pelvic inflammatory disease, vaginitis, ovarian inflammatory disease, tubal inflammatory disease, etc., because when women suffer from these gynecological inflammatory diseases, inflammation can lead to increased permeability of the skin mucosa and blood vessels at the lesion site, while inflammation will also have certain secretory substances, etc., and these combined factors can These combined factors can cause pelvic pain after childbirth; 2. It may be due to the damage caused to the pelvis during childbirth, such as causing damage to the blood vessels of the pelvis or compression, etc. It may also cause trauma to the nerves in the pelvic area or compression or obstruction, etc. These conditions can also cause pelvic pain in women after childbirth.