Radial & Ulnar Arteries

This presentation describes Radial & Ulnar Arteries of upper limb

Transcript

1. Radial & Ulnar Arteries
2. Radial & ulnar arteries in the Forearm (Page 122)
3. Revision of Muscles of Front of Forearm
4. Brachialis Pronator teres Flexor carpi radialis Palmaris longus Flexor carpi ulnaris Flexor digitorum superficialis Flexor retinaculum Med. Lat. Supinator m Brachioradialis m Tendon of biceps brachii
5. Pronator teres Flexor carpi radialis (cut) Palmaris longus (cut) Flexor carpi ulnaris (Cut) Flexor digitorum superficialis (cut) Flexor digitorum profundus Flexor pollicis longus Pronator quadratus Flexor retinaculum Brachioradialis (cut) Deep muscles of forearm Medial Lateral Interosseous membrane
6. Radial Artery in the Forearm It is the lateral artery in the forearm.
7. Course of Radial Artery
8. Brachial artery Tendon of biceps It leaves forearm by passing backwards below the lower end of radius to reach anatomical snuff box Lateral Medial It begins as a smaller terminal branch of brachial artery at level of neck of radius It passes downwards and laterally
9. Anatomical snuff box Radial artery
10. Surface Anatomy of Radial Artery in the Forearm
11. Point 1: 1 cm below line of elbow (flexion crease), medial to tendon of biceps brachii Point 2: Lower end of radius, lateral to tendon of flexor carpi radialis
12. Relations of Radial Artery ➢Superficial. ➢Deep. ➢Lateral. ➢Medial.
13. Superficial (Anterior) Relations
14. Radial artery Brachioradialis m. (upper 2/3 of forearm) Lateral Medial Skin & Fascia (cubital fossa) Skin & fascia (lower 1/3 of forearm)
15. Deep (Posterior) Relations
16. 1-Tendon of biceps m. 2-Supinator m. 3-Pronator teres m. 4-Radial head of flexor digitorum superficialis m. 5-Flexor pollicis longus m. 6-Pronator quadratus m. 7-Lower end of radius Lateral Medial
17. Medial Relations of Radial Artery
18. Pronator teres m. Radial artery Tendon of flexor carpi radialis m Lateral Medial
19. Lateral Relations of Radial Artery
20. Radial artery Brachioradialis m Lateral Medial
21. Radial artery Superficial radial nerve Brachio-radialis m.(cut) Medial Lateral
22. Ulnar Artery in the Forearm It is the medial artery of the forearm.
23. Course of Ulnar Artery
24. Brachial artery Ulnar artery & nerve Tendon of biceps Pisiform bone It begins as a larger terminal branch of brachial artery at level of neck of radius It leaves forearm by passing lateral to pisiform bone (superficial to flexor retinaculum) Lateral Medial It passes downwards and medially It passes downwards
25. Surface Anatomy of Ulnar Artery
26. Point 1: 1 cm below line of elbow (flexion line), medial to tendon of biceps Point 3: Just lateral to pisiform bone Point 2: Junction between upper 1/3 & lower 2/3 of a line between medial epicondyle and pisiform bone
27. Relations of ulnar artery ➢Superficial. ➢Deep. ➢Medial. ➢Lateral.
28. Superficial Relations
29. Pronator teres m Skin & fascia Flexor carpi radialis m Palmaris longus m. Flexor digitorum superficialis m. Flexor carpi ulnaris m. Lateral Medial Upper 1/3 Middle 1/3 Lower 1/3
30. Deep Relations
31. Brachialis m. Flexor digitorum profundus m. Tendons of flexor digitorum profundus m. Flexor retinaculum Medial
32. Medial & Lateral Relations
33. Median nerve Tendons of flexor digitorum superficialis Ulnar nerve Lateral Medial Tendon of flexor carpi ulnaris
34. Lateral Medial Flexor carpi ulnaris m Flexor digitorum superficialis m Ulnar artery
35. Branches of Radial and Ulnar Arteries
36. Radial Artery Ulnar Artery In the Forearm 1- Radial recurrent 1- Anterior & posterior ulnar recurrent 2- Anterior carpal 2- Anterior & posterior carpal 3- Muscular 3- Muscular 4- Superficial palmar 4- Common interosseous Dr. Sherif Fahmy
37. Branches of radial & ulnar arteries in forearm Radial recurrent br. Anterior carpal br. Superficial palmar br. Anterior & posterior ulnar recurrent brs. Anterior carpal br. Posterior carpal br. Common interosseous art. Radial Artery Ulnar artery Anterior interosseous art. Posterior interosseous art Interosseous membrane
38. Common Interosseous Artery
39. Ulnar artery Common interosseous artery Posterior interosseous art. Anterior interosseous art. Common Interosseous Artery Lateral Medial
40. Course & branches of anterior interosseous artery Common interosseous art. Posterior interosseous artery Median artery Descending br. Anterior interosseous artery Anterior carpal arch Nutrient to radius Nutrient to ulna Ulnar artery Interosseous membrane Median nerve Lateral Medial
41. Interosseous recurrent br. Posterior interosseous art. Course & branches of posterior interosseous artery Lateral epicondyle Posterior descending br. of profunda brachii Supinator m. Abductor pollicis longus Posterior interosseous nerve End of posterior interosseous artery Lateral
42. Anastomosis around elbow
43. Profunda brachii art Superior ulnar collateral art Inferior ulnar collateral Ulnar artery Radial artery Anterior & posterior descending brs of profunda brachii Ant.& post. Ulnar recurrent arteries Radial recurrent art. Interosseous recurrent art Brachial art. Lateral Medial
44. Anastomoses of Radial & Ulnar Arteries ➢Around Elbow. ➢Carpal arches. ➢Palmar arches.
45. Arteries of the Hand (Page 158)
46. Arterial Arches in the Hand 1- Anterior carpal arch: gives articular blood supply to wrist joint. 2- Superficial palmar arch: gives 3 common palmar digital arteries. 3- Posterior carpal arch: gives 2nd, 3rd and 4th dorsal metacarpal arteries. 4- Deep palmar arch: gives 3 palmar metacarpal arteries.
47. Arteries of the Hand 1- Ulnar artery. 2- Radial artery.
48. Ulnar Artery in the Hand
49. Course of Ulnar Artery in the Hand
50. Ulnar artery Flexor retinaculum Deep br. of ulnar artery Thenar eminence Superficial palmar arch Superficial palmar branch from radial artery Pisiform bone Superficial branch of ulnar artery Hook of hamate Ulnar nerve
51. Surface Anatomy of Superficial Palmar Arch
52. Lateral to pisiform bone Medial to hook of hamate A curved line at level of distal margin of outstretched thumb
53. Relations of Superficial Palmar Arch Superficial: Skin, superficial fascia and palmar aponeurosis. Deep: Terminal branches of median nerve, flexor digitorum tendons, common synovial sheath and lumbricals.
54. Palmar aponeurosis
55. Superficial palmar arch Terminal branches of median nerve Tendons of flexor digitorum muscles & lumbricals Common synovial sheath
56. Branches of Superficial Palmar Arch 1- Palmar digital branch of little finger. 2- Three common palmar digital branches.
57. Palmar digital branch Three common palmar digital branches Two proper digital branches
58. Palmar metacarpal branch Communication between Branches of Deep Palmar Arch and branches of superficial palmar arch Deep palmar arch Common palmar digital branches
59. Radial Artery in the Hand
60. Course of Radial Artery
61. Radial artery in the forearm Radial artery in anatomical snuff box Radial artery passes between 2 heads of 1st dorsal interosseous muscle Abductor pollicis longus tendon Extensor pollicis brevis tendon Extensor pollicis longus tendon
62. Radial artery 1st dorsal interosseous m
63. Transverse head of adductor pollicis m Oblique head of adductor pollicis Deep palmar arch Base of 5th metacarpal bone Deep branch of ulnar artery Radial artery in the palm Radial artery 1st dorsal interosseous m Deep branch of ulnar nerve
64. Surface Anatomy of Deep Palmar Arch
65. Curved line 1/2 inch proximal to superficial palmar arch A curved line at level of distal margin of outstretched thumb
66. Relations of Deep Palmar Arch Superficial: -Flexor digitorum tendons and lumbricals. Deep: Metacarpal bones (just distal to their bases) and interossei muscles. Concavity: Deep branch of ulnar nerve.
67. Branches of Radial Artery in the Hand Dorsum of hand: 1- Dorsal (posterior) carpal branch. 2- Dorsal digital branch. 3- First dorsal metacarpal branch. In the 1st intermetacarpal space: 1- Radialis indices. 2- Princips pollicis. In the palm (Deep palmar arch): 1- Three palmar metacarpal branches. 2- Proximal perforating arteries. 3- Recurrent branch to anterior carpal arch.
68. 2- Dorsal digital branch 3-1st dorsal metacarpal br. 1-Posterior carpal branch Radial artery Branches of Radial Artery on the Dorsum Dorsal (posterior) branch of ulnar artery Dorsal (posterior) carpal arch 2nd, 3rd and 4th dorsal metacarpal arteries
69. Perforating arteries: A- Proximal perforating arteries: Between dorsal metacarpal arteries and deep palmar arch. B- Distal perforating arteries: Between dorsal metacarpal arteries and palmar metacarpal arteries.
70. 2- Priceps pollicis artery 1- Radialis indices Branches of Radial Artery in the 1st Intermetacarpal Space (Between 1st dorsal interosseous and adductor pollicis muscles) Radial artery passing through proximal part of 1st intermetacarpal space
71. Palmar metacarpal branches Branches of Deep Palmar Arch Deep palmar arch Common palmar digital branches
72. Palmar metacarpal arteries Recurrent branch Anterior carpal arch
73. Arterial Arches in the Hand Superficial to flexor digitorum tendons. At the level of middle of shaft of metacarpal bones. Deep to flexor digitorum tendons. At level just distal to bases of metacarpal bones. Anterior to carpal bones, deep to flexor tendons. Posterior to carpal bones, deep to extensor tendons. -Mainly superficial branch of ulnar artery. -Superficial palmar branch of radial a. -Mainly radial artery. -Deep branch of ulnar artery. -Anterior carpal branches of radial& ulnar arteries. -Descending branch of anterior interosseous artery. -Recurrent branch from deep palmar arch. It is a cruciate anastomosis. -Posterior carpal branches of radial& ulnar arteries. -Anterior & posterior interosseous artery. -3 common palmar digital arteries. -Palmar digital artery. -3 palmar metacarpal arteries. -Proximal perforating arteries. -Recurrent branch. -Articular branches to wrist joint. -2nd, 3rd and 4th dorsal metacarpal arteries. Site Formation Branches Superficial palmar Deep palmar Anterior carpal Posterior carpal Dr. Sherif Fahmy