What do systematic reviews say?

Radially expanding trocars vs cutting trocars

It is very uncertain whether radially expanding trocars changes visceral injury compared with cutting trocars (very low certainty).

• Trocar types in laparoscopy 2015 · Cochrane Headline outcomes only
  OR 0.95 [0.06, 15.32]
  4 studies · 473 participants
  Very low

Radially expanding trocars vs cutting trocars

It is very uncertain whether radially expanding trocars changes vascular injury compared with cutting trocars (very low certainty).

• Trocar types in laparoscopy 2015 · Cochrane Headline outcomes only
  OR 0.14 [0, 7.16]
  4 studies · 473 participants
  Very low

Radially expanding trocars vs cutting trocars

• Trocar types in laparoscopy 2015 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 463 participants
  Very low

Radially expanding trocars vs cutting trocars

It is very uncertain whether radially expanding trocars changes trocar site bleeding compared with cutting trocars (very low certainty).

• Trocar types in laparoscopy 2015 · Cochrane Headline outcomes only
  OR 0.28 [0.14, 0.54]
  5 studies · 553 participants
  Very low

Radially expanding trocars vs cutting trocars

• Trocar types in laparoscopy 2015 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 238 participants
  Very low

Radially expanding trocars vs cutting trocars

• Trocar types in laparoscopy 2015 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 306 participants
  GRADE not reported

Radially expanding (STEP) trocars for primary port entry vs standard (non‐expanding) trocars

The review found no eligible studies for this question.

• Laparoscopic entry techniques 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Radially expanding (STEP) trocars for primary port entry vs standard (non‐expanding) trocars

It is very uncertain whether radially expanding (STEP) trocars for primary port entry changes vascular injury (major vessels and abdominal wall vessels) compared with standard (non‐expanding) trocars (very low certainty).

• Laparoscopic entry techniques 2019 · Cochrane Headline outcomes only
  Peto OR 0.24 [0.05, 1.21]
  2 studies · 331 participants
  Very low

Radially expanding (STEP) trocars for primary port entry vs standard (non‐expanding) trocars

It is very uncertain whether radially expanding (STEP) trocars for primary port entry changes visceral injury (bladder or bowel) compared with standard (non‐expanding) trocars (very low certainty).

• Laparoscopic entry techniques 2019 · Cochrane Headline outcomes only
  Peto OR 0.13 [0, 6.37]
  2 studies · 331 participants
  Very low

Radially expanding (STEP) trocars for primary port entry vs standard (non‐expanding) trocars

The review found no eligible studies for this question.

• Laparoscopic entry techniques 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Radially expanding (STEP) trocars for primary port entry vs standard (non‐expanding) trocars

It is very uncertain whether radially expanding (STEP) trocars for primary port entry changes solid organ injury compared with standard (non‐expanding) trocars (very low certainty).

• Laparoscopic entry techniques 2019 · Cochrane Headline outcomes only
  Peto OR 1.05 [0.07, 16.91]
  1 study · 244 participants
  Very low

Radially expanding (STEP) trocars for primary port entry vs standard (non‐expanding) trocars

The review found no eligible studies for this question.

• Laparoscopic entry techniques 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found