Joke Collection Website - Talk about mood - What is a musical instrument? While waiting for the check-up in the hospital, I heard several other parturients discussing what new technology this is.

What is a musical instrument? While waiting for the check-up in the hospital, I heard several other parturients discussing what new technology this is.

Doula Doula Instrument is a medical instrument that can stimulate the human body to secrete opioid peptides for labor analgesia, block the transmission path of central nerve pain information from the uterine fundus and uterine body, and quickly reduce the severe pain of parturient to tolerable mild pain. In short, musical instrument is a kind of musical instrument that can relieve the pain of childbirth.