perforating branches

per·fo·rat·ing branch·es

arterial branches that penetrate a wall or pass from the anterior to the posterior aspect or compartment of a structure such as the hand or foot to anastomose or be distributed. Terminologia Anatomica lists perforating branches of the following: 1) deep palmar arch (rami perforantes arcus palmaris profundi [TA]); 2) fibular artery (ramus perforans fibularis [TA]); 3) internal thoracic artery (rami perforantes arteriae thoracicae internae [TA]); 4) anterior interosseous artery (ramus perforans arteriae interossei anterioris [TA]); and 5) plantar metatarsal arteries (rami perforantes arteriarum metatarsearum plantarium [TA]).
Synonym(s): ramus perforans [TA]
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
The middle portion of the muscle got arterial pedicle from the upper perforating branches of the posterior tibial artery that perforated the posterior inter-muscular septum (Fig.
Profunda femoris artery (PFA) damage, injury of the superficial femoral artery (SFA), or their perforating branches can cause acute hemorrhage, pseudoaneurysms, or compartment syndrome and may require vascular surgery [4,9].
Periventricular white matter receives its blood supply mainly through the long perforating branches and ventriculofugal vessels.
Dominant pedicle of flap is largely based on first, second and perforating branches of internal mammary artery.
The pancreas was reflected cephalad and 8cm of splenic vein was skeletonized off the inferior margin of the pancreas by ligature of its perforating branches. The splenic vein was divided flush with the SMV; the latter was repaired in a routine manner.
Initial part of the AComA could also be exposed, but neither the starting point of the aneurysm neck, nor any perforating branches of AComA, A2's or opposite A1 could be seen in spite of any dissection techniques used including sharp dissection or water dissection techniques (Figure 4).
DIAGNOSIS: Left posterior fascicular tachycardia, acute anterior-lateral myocardial infarct due to occlusion of the left anterior descending coronary artery proximal to the first diagonal and first septal perforating branches.
All 12 of the patients in the study had successful breast reconstruction using the new version of the SGAP, known as the LSGAP (lateral septocutaneous perforating branches of the superior gluteal artery).
(1) The rich blood supply to this muscle and to the auricle is largely derived from perforating branches of the posterior auricular artery, which is a branch of the external carotid artery.
Repetitive injury during cough attacks may cause intense contraction of the rectus muscle with tearing and bleeding from the perforating branches of the inferior epigastric vessels within muscles (1).

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