Where is rectus sheath catheter inserted?
Rectus sheath catheters are placed by the surgeon or pain specialist within the sheath of the rectus abdominis muscle, through which course the anterior branches of the spinal segmental nerves T6-T11. One catheter is placed on each side.
What is a rectus sheath infusion?
In recent years, rectus sheath catheters (RSCs) have been used increasingly for postoperative analgesia after laparotomy. Described by Schleich in 1899 for providing relaxation of the anterior abdominal wall in adults,1 rectus sheath blocks anaesthetise the lower thoracic nerves.
What is rectus sheath block?
A rectus sheath block provides intraoperative and postoperative analgesia for mid-line abdominal incisions. Specifically, it may be useful for the following operations: Umbilical hernia repair. Paraumbilical hernia repair.
Which two arteries meet within the rectus sheath?
Because of this variation and the clinical implications, it is crucial to understand the anterior and posterior laminae. The rectus sheath contains within it the superior and inferior epigastric arteries and veins, lymphatic vessels, and the thoracoabdominal nerves related to those particular structures.
What is arcuate line?
The arcuate line, also known as the semicircular line of Douglas, is a curved line found posterior to the rectus abdominis muscle bilaterally, at about one-third of the distance between the umbilicus and the pubic symphysis. This anatomical finding may not always be present, and its position may vary.
What causes a rectus sheath hematoma?
Rectus sheath hematomas (RSHs) are generally caused either by rupture of one of the epigastric arteries or by a muscular tear with shearing of a small vessel.
Where does the rectus sheath start?
Gross anatomy The rectus sheath is composed of the aponeuroses of transversus abdominis, external oblique and internal oblique muscles, which form anterior and posterior layers of the sheath that fuse laterally at the linea semilunaris and in the midline at the linea alba.
What is the difference in the rectus sheath above and below the arcuate line?
The arcuate line of rectus sheath, the linea semicircularis, the arcuate line, or the semicircular line of Douglas, is a horizontal line that demarcates the lower limit of the posterior layer of the rectus sheath….
| Arcuate line of rectus sheath | |
|---|---|
| FMA | 16919 |
| Anatomical terminology |
What’s the difference between laparotomy and laparoscopy?
Laparotomy is basically a surgical procedure which involves a large incision in the abdomen to facilitate a procedure. While laparoscopy is a minimally invasive surgical procedure which sometimes referred as keyhole surgery as it uses a small incision.