Tube Shunts
Objectives
- Describe the steps and instruments used for Ahmed and Baerveldt tube placements
- Compare the key surgical differences between Ahmed and Baerveldt tubes
Reading/Resources
- Iowa Glaucoma Curriculum Chapter 45: Glaucoma Drainage Devices
- Surgical technique step by step with comparison of Ahmed vs Baerveldt (video timestamps included)
- (Optional) Jean R. Hausheer, M. (2019). Basic Techniques of Ophthalmic Surgery, Third Edition: Vol. Third Edition. American Academy of Ophthalmology. Chapter 33: Tube Shunt Surgery pg 245-250
- Patient Resource: EyeAware.org
Images
Videos
Simulation
EYE MODEL
- Phillips Studio Tube PS-017a-TB
- Can be mounted in:
PS-020a Advanced Eye Holder
PS-040 SRT-Head
EQUIPMENT
Phillips Studio Tube PS-017a-TB eye model
An eye model mount and tape to secure
Ahmed or Baerveldt tube
7-0 vicryl suture (similar sized alternatives can be used in wet lab settings)
8-0 vicryl suture (similar sized alternatives can be used in wet lab settings)
7-0 nylon suture (similar sized alternatives can be used in wet lab settings)
Needle drivers
Curved Steven’s scissors
Westcott scissors
Curved Vannas scissors
Calipers
Marker
Muscle hook
Forceps (ideally straight smooth and Pierse-Hoskins)
Tying forceps
Suggested citation format: Haugsdal J, Kitzmann A, Oetting TA. The Iowa Ophthalmology Wet Laboratory. EyeRounds.org. Updated Posting June 28, 2021. Originally Posted December 6, 2012. Available from http://www.EyeRounds.org/tutorials/Iowa-OWL-o2021/
