4 ms·
Similar effects, but the force is spread over a larger area, and shouldn't swell the scalp.
by Scaevolus 13y ago
Similar effects, but the force is spread over a larger area, and shouldn't swell the scalp.
- TrainedMonkey 13y agoAdditionally better friction coefficients when getting the head out - should make things somewhat easier as well.
- JshWright 13y agoOn top of that, the force is spread over an area that is much more suited to withstanding that force (as opposed to the as-yet unfused parietal bones of the skull)
- rsanders 13y agoThat's important. My older son had severe jaundice due in part to the hematoma caused by use of a vacuum extractor during a difficult birth.