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Файл:Ординатура / Хирургия / Библиотека им академика М.И. Перельмана / Книга_3660_Библиотеки_им_академика_М_И_Перельмана
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296 CAROTID TREATMENT: PRINCIPLES AND TECHNIQUES
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Repair Beginning in External
Carotid Artery: Right Carotid
Exposure—No Patch Graft
When it is necessary to open the ECA endarterectomy as a separate Y-shaped incision as previously mentioned,
I prefer to begin by repairing the ECA arteriotomy rst. An anchor stitch is placed distal to the apex of the ECA
arteriotomy, and working distally to proximally, a continuous interrupted non-locking suture is placed. At the
carotid bulb, a separate single stitch is thrown and tied, and the free end of the continuous ECA stitch is tied to
this. The other free end of the single stitch can then be incorporated into the main arteriotomy suture line. This
gure demonstrates a complete ECA repair.

CHAPTER 4A: SURGICAL TECHNIQUE 297
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298 CAROTID TREATMENT: PRINCIPLES AND TECHNIQUES
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Repair of External Carotid
Artery: Left Carotid
Exposure—No Patch Graft
A somewhat closer view of a completed ECA repair in a left CEA is shown. The open lumen of the common and
internal carotid arteries following endarterectomy is readily seen. The anchor stitch was placed in the distal ECA;
a continuous suture was brought down to the region of the carotid bulb over the free end, and the ECA stitch is
visible. The tie securing the ECA stitch is also evident at the region of the carotid bulb. The repair of the ICA now
begins and later will be brought together with the repair in the CCA.

CHAPTER 4A: SURGICAL TECHNIQUE 299
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300 CAROTID TREATMENT: PRINCIPLES AND TECHNIQUES
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Second Limb of Repair Coming
Up Common Carotid Artery—
No Patch Graft
When the ICA suture line has been brought down to the region of the carotid bulb, the 6-0 Prolene is secured
with a rubber-shod mosquito clamp and draped away from the eld. A second arm of the suture line is brought
up from the CCA. This begins by taking a large full-thickness bite proximal to the apex of the arteriotomy in
the CCA. The same type of equal bites are then taken to create a suture line that comes up until it meets the
ICA suture line in the region of the carotid bulb. The bites in the CCA need not be as ne because the potential
for creating a stenosis is much less. I customarily have the CCA suture line performed by the assistant since a
right-handed assistant will place the bites from right to left just as the primary surgeon did in the ICA. In this
way, the needles will come out on opposite sides of the vessel at the carotid bulb and the knot will lie across the
arteriotomy wall rather than having both stitches on the same side. I think this is important to secure adequate
hemostasis at the point where the two suture lines are brought together.

CHAPTER 4A: SURGICAL TECHNIQUE 301
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302 CAROTID TREATMENT: PRINCIPLES AND TECHNIQUES
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Suture Sequence and Placement
of the Hemashield Roof
Patch Graft on the Internal
Carotid Artery
This series of photographs shows my design for a hemostatic and patent placement of the roof patch graft. The
graft is rst tapered at both ends with scissors, then anchored at both ends, as shown in (A) with inside-out
sutures of double-armed 6-0 Prolene, taking special care to be certain that the bites on the CCA and ICA are deep,
rm, and solid. I then proceed to suture the medial wall from ICA to CCA, taking bites with loupe-magnied
vision that are approximately 1 mm deep on both sides and 1mm apart, using a running, non-locking stitch, as
shown in (B). The loose end of this medial wall stitch is tied to one of the ends of the CCA anchor stitch with
10 knots. One is then able to peek at the inside of the vessel, shown in (C), to conrm the integrity of the suture
line and to ensure that no clots have formed. Finally, the lateral wall is closed by using the second arm of the ICA
anchor stitch to come halfway down the lateral wall (D), where the stitch will ultimately be tied to a second arm
which comes halfway up from the CCA (not illustrated).

CHAPTER 4A: SURGICAL TECHNIQUE 303
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304 CAROTID TREATMENT: PRINCIPLES AND TECHNIQUES
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CHAPTER 4A: SURGICAL TECHNIQUE 305
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