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Table 1 Overview of the fetoscopic instruments used for FETO and UNPLUG

From: Fetoscopic endoluminal tracheal occlusion and reestablishment of fetal airways for congenital diaphragmatic hernia

Fetal tracheoscopy

Description

ID

1.3 mm endoscope

Miniature telescope, with remote eyepiece 0° straight forward, 30.6 cm working length

11540AA

3.3 mm sheath

Blunt curved sheath, with sand-blasted echogenic tip with stop cock for irrigation and two side openings

11540KE

1.0 mm forceps

Retrieval forceps, double action jaws, 35 cm long

11510C

0.4 mm stylet

Single use puncture stylet with adjustable torque, 50 cm long

11506P

0.9 mm needle

Puncture needle to protect the catheter or for aspiration, length 35 cm, can house the stylet

11540KD

3.3 mm trocar

10 Fr pyramidal tipped trocar for use with flexible cannula RCF-10.0 (Cook, Check Flo Performer)

11650TG

0.6 mL balloon

Goldbal 2 detachable latex balloon with radio-opaque inclusion, outer diameter 1.5 mm (inflated: 7.0 mm); length 5.0 mm (inflated 20.0 mm)

Goldbal 2 (Balt)

0.9 mm microcatheter

catheter loaded with mandrel, and Touhy Boost Y-connection, max outer diameter 0.9 mm, tapered to 0.4 mm, 100 cm in length

“Baltacci” e BDPE 100 (Balt)

Direct bronchoscopy 1.3 mm endoscope

Miniature telescope, with remote eyepiece 0° straight forward, 18.8 cm working length

10040AA

Straight bronchoscopic sheath

4.2 mm outer, 3.5 mm inner diameter 18.5 cm length (size 2.5), is conventional neonatal “Doesel-Huzly” bronchoscope, with blanking and suction plug

10339F

10924SP

10315RV

Telescope bridge

Houses telescope and has side opening for irrigation 1.5 mm outer diameter

10338LCI

1.0 mm forceps

19 cm semi-flexible forceps for balloon retrieval

10338H

0.4 mm stylet

Single use puncture stylet with adjustable torque, 50 cm long

11506P

  1. Endoscopic instruments were developed by Karl Storz Endoskope, supported by the European Commission in the 6th framework program. The balloon system is an adapted version of a commercially available vascular occlusion device. Most instruments and devices are used off label