23 Apr You lie back, legs wide. You relax as much as you can. Anxiety makes you clench, because someone you probably don't know is about to insert an implement into your vagina. This procedure is what most of us call a smear test ( its official name is “cervical screening”) and it is the best prevention we have. Share on: facebook · twitter · google · pinterest. Item Number: Rx Quantity Details: Each. Pediatric″ Stainless Wire 10mm Closed Round Blades 15mm Blade Spread 30mm Overall Length. Details. 14 Mar Lancaster Eye Speculum ". This is a rigid speculum which allows for adjusting of the width of the palpebral fissure. In addition, it has guards to keep the eyelashes away during surgery although this can also be accomplished with the use of surgical drapes. A possible disadvantage of this speculum is.