Ventral Competition

Question 1

Parietex Company

Answer 1

Medtronic

Question 2

Parietex Material

Answer 2

Multifilament Polyester, porcine based collagen film barrier

Question 3

Symbotex Company

Answer 3

Medtronic

Question 4

Symbotex Material

Answer 4

Monofilament Polyestern with bioabsorbable collagen film

Question 5

What happens if bowel comes in contact with Parietex?

Answer 5

The bowel would grow into the mesh

Question 6

How long does it take Parietex’ barrier to resorb?

Answer 6

14-21 days

Question 7

Why can’t you trim Parietex?

Answer 7

there is a clear coating that extends past the mesh edges

Question 8

What are the downsides to Parietex skirted option?

Answer 8

since the skirt is so far to the edges it is hard to see whether or not the mesh is centered when looking through a small incision

Question 9

Why was symbotex launched?

Answer 9

Medtronic realized that they could not be using multifilament polyester because they weren’t getting enough tissue ingrowth so they switched to monofilament polyester

Question 10

Downside to Symbotex

Answer 10

they increased the amount of material on Sybmotex to make the product stronger. however it only increased strength by a small amount

Question 11

Versatex Company

Answer 11

Medtronic

Question 12

Versatex Material

Answer 12

monofilament polyester mesh
no barrier
flat mesh

Question 13

Difference between Parietex and Parietex Optimized

Answer 13

made the barrier thicker because the barrier was being scrapped off by cannulas

Question 14

Parietex Composite Ventral Patch Materials

Answer 14

Anterior- monofilament polyester

Posterior- collagen film

Question 15

Parietex Composite Ventral Patch Company

Answer 15

Medtronic

Question 16

Parietex Composite Ventral Patch Features

Answer 16

fixation system

2 removable handles

Question 17

Parietene DS Company

Answer 17

Medtronic

Question 18

Parietne Material

Answer 18

Anterior- macroporous propylene mesh

Posterior- synthetic film

Question 19

Accumesh Positioning System Company?

Answer 19

Medtronic

Question 20

Physiomesh company

Answer 20

Ethicon

Question 21

Physiomesh recall

Answer 21

Anterior and posterior side were dipped in the same material and the bowel started to grow into the posterior side of the mesh

Question 22

Physiomesh Open difference from Physiomesh

Answer 22

anterior portion is not coated in barrier

poserior is monocryl

Question 23

Phsyiomesh open features

Answer 23

skirted outer edge for easier placement
shape guides positioning
pore size for tissue ingrowth

Question 24

Proceed Company

Answer 24

Ethicon

Question 25

Proceed Materials

Answer 25

polypropylene
PDO
oxidized regenerated cellulose

Question 26

Weakness of Proceed

Answer 26

extremely high adhesion rate (Matthews study)

ORC should not be used in the presence of bleeding (coagulant)

Question 27

Proceed Ventral Patch Company

Answer 27

Ethicon

Question 28

Proceed Ventral Patch Material

Answer 28

Vicryl mesh encapsulated in PDO

Question 29

Atrium Products start with

Answer 29

C-QUR

Question 30

Atrium C-QUR products is coated with

Answer 30

Omega 3 fatty acid

Question 31

Weaknesses of C-QUR

Answer 31

tissue ingrowth is inhibited for up to 10 days because of Omega 3
difficult to distinguish sides in lap
no human clinical data

Question 32

Dual Mesh Company

Answer 32

Gore

Question 33

Dualmesh material

Answer 33

ePTFE

Question 34

Weaknesses of DualMesh

Answer 34

permanent sutures required

posterior side ePTFE is not submicronic- cannot get tissue ingrowth and leads to infection

Question 35

Synecore Company

Answer 35

Gore

Question 36

Synecore Material

Answer 36

Anterior:- Bio-A (PGA and TMC)
Posterior- PGA/TMC film
Center: PTFE fiber

Question 37

Weakness of Synecore

Answer 37

Dense heavy weight
states they need non resorbable fixation
more expensive than ventralight

Question 38

What do PGA and TMC break down into?

Answer 38

acid