American   Academy   f   Manual   Medicine

Home  Search  Pain referral  Trigger points  Cranial nerve  Spinal nerve  Historical  About us  Contact us  Site map 

 

Biceps Femoris
Pointer Plus

Pointer Plus

The Pointer Plus is an easy to use trigger point (TP) locator which incorporates a push button stimulation feature to immediately treat Trigger point pain.

 

The Biceps Femoris, Semitendinosus, and Semimembranosus, which are posterior thigh muscles, comprise the Hamstring muscle group.

Anatomical Attachments:

  • Origin: There are two heads of the biceps femoris. The long head attaches to the ischial tuberosity and the short head attaches to the linea aspera and the distal femur.
  • Insertion: Attaches to the head of the fibula and the lateral condyle of the tibia.

Action: It flexes and rotates the leg, especially when the knee is flexed, and also extends the thigh.

Synergist:  

Antagonist: Iliopsoas, Pectineus, Tensor fasciae latae, Adductor brevis, Sartorius.

 

Click for Muscle Test 

 

Nerve Supply: Sciatic Nerve.

Vascular supply: Supply: Profunda femoris artery.

Travell and Simons Trigger Point Pain Referral:  

Click on a small image to view an enlarged image

 

Trigger Point Signs and Symptoms: The pain may be experienced while sleeping. The posterior leg pain is worsened during walking, and persistent sitting may result in deep buttocks, anterior thigh, or pain being experienced in the popliteal fossa. There is also pain when rising from a seated position.

Trigger Point Activating and Perpetuating Factors: Sitting in a chair where ones feet do not touch the floor for long periods of time.

Differential Diagnosis: (Segmental, Subluxation, Somatic dysfunction) L5 radiculopathy, S1 or S2 Nerve Compression, Postlaminectomy pain syndrome, Bone cancer, Bone fracture, Pulled or torn Hamstring, Bruised ischial tuberosity, Deep vascular thrombosis (DVT), Lipedema, Multiple sclerosis, Rheumatoid Arthritis, Bursitis, Osteoarthritis, Tension Myalgia, Systemic lupus erythematosus, Fibromyalgia, Reflex sympathetic dystrophy (Complex regional pain syndrome), Coxa Plana, Cauda equina syndrome, Sprain/Strain, Systemic infections or inflammation, Eosinophilic fasciitis, Tetanus, Nutritional inadequacy, Metabolic imbalance, Toxicity, Side effects of medication.

 

Back to Top

 

Return to Search 

 



Home  Search  Pain referral  Trigger points  Cranial nerve  Spinal nerve  Historical  About us  Contact us  Site map 

Continuing Education Copyright 2001, 2004, 2006. All rights reserved.