What nerve is spared by the popliteal block?

The popliteal nerve block is a block of the sciatic nerve in the popliteal fossa with the patient in the prone position. The block is ideal for surgeries of the lower leg, particularly the foot and ankle. It anesthetizes the same dermatomes as both the anterior and lateral approaches to the sciatic nerve (Figure 18-1).

What is popliteal nerve?

The popliteal block is a peripheral nerve block of the sciatic nerve at the level of the popliteal fossa. The sciatic nerve provides sensory and motor innervation of most of the lower leg. Thus the popliteal block is used for anesthesia and analgesia for a wide variety of surgical procedures below the knee.

Can you have a nerve block when pregnant?

Peripheral nerve blocks for headache can be performed safely during pregnancy for patients who failed standard regimens, because most patients experienced rapid pain relief or attack frequency reduction.

What does the popliteal nerve innervate?

The common fibular nerve (also known as the common peroneal nerve, external popliteal nerve, or lateral popliteal nerve) is a nerve in the lower leg that provides sensation over the posterolateral part of the leg and the knee joint.

What type of nerve block is used for ankle surgery?

Popliteal sciatic nerve block is a commonly used technique for surgery involving the foot and ankle.

How long can a popliteal nerve block last?

How long does popliteal nerve block last? Popliteal nerve block performed with a short-acting local anesthetic can last between 30 minutes to one hour. When performed with long-acting local anesthetics, the nerve block can provide between 12 to 36 hours of pain relief after foot surgery.

Are pain blocks good for pregnancy?

Managing migraine can be challenging for pregnant women, but a new small study indicates that peripheral nerve blocks provide safe and effective pain relief during pregnancy.

Is aspirin safe during pregnancy?

Use of low-dose aspirin — 60 to 100 milligrams (mg) daily — hasn’t been found to be harmful during pregnancy and is sometimes recommended for pregnant women with recurrent pregnancy loss, clotting disorders and preeclampsia.

What nerve causes foot drop?

The most common cause of foot drop is compression of a nerve in your leg that controls the muscles involved in lifting the foot (peroneal nerve). This nerve can also be injured during hip or knee replacement surgery, which may cause foot drop.

How long does a popliteal nerve block last?