Ltpgtthe neurotrac obstetric tens is an advanced and modern digital dual channel tens unit featuring a dedicated labour pain programme ltpgtltpgtthree different treatment modes provide maximum flexibility for pain relief used throughout the nhs this is an excellent machine that is reliable and easy to useltpgtltpgtthe neurotrac obstetric tens is dedicated to treating labour pain and is not recommended to be used for any other purpose this unit should only be used durin