DV stent bronchial compression
DV Stent Bronchial
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DV Stent Bronchial
Basic description
The DV Stent Bronchial is a worldwide unique self-expandable bronchial biodegradable stent that degrades in the human body usually 3 to 4 months after the implantation. Therefore, it is an ideal solution for temporary use in benign indications, where it is not necessary to extract it from the body like other non-degradable stents.
Product is available as a custom-made device.
CE mark pending
Indication
DV Stent Bronchial is intended for patients aged 18 and older and is indicated for the treatment of benign bronchial strictures or bronchomalacia.
Features / Benefits
The DV Stent Bronchial degrades in the human body usually in 3 to 4 months. This reduces the number of interventions and hospital visits.
The stent is made of polydioxanone, an absorbable material (polymer) used in medicine as a surgical suture for more than 30 years.
Stent integrity and radial force are maintained for 6 to 8 weeks of implantation. Subsequently, the radial force gradually decreases until the degradation of the material after 3 to 4 months.
The pH value affects the stent degradation process. In the conditions of the human body, stent degradation is slower at higher (neutral) pH, while stent degradation is faster at lower (acidic) pH.
Low migration is achieved by an uncovered stent design.
Polydioxanone is not visible under X-ray, therefore the stent is equipped with gold markers – 1 piece at both stent ends.
MRI compatibility – “MR Conditional”, compatible with 1.5 Tesla and 3 Tesla static magnetic field.
Implantation
The stent is supplied sterile and is packed separately from the delivery system. Just prior to implantation, the stent must be manually compressed into the delivery system. The stent is inserted under bronchoscopic and/or fluoroscopic control. We recommend using a 0.035 ”(0.89 mm) guidewire for the implantation.
Available sizes
REF | Nominal stent body diameter [mm] | Nominal stent length [mm] | Delivery system |
---|---|---|---|
019-IU-08-020-DV | 8 | 20 | 11,8 F / 60 cm |
019-IU-08-030-DV | 30 | ||
019-IU-08-035-DV | 35 | ||
019-IU-10-020-DV | 10 | 20 | |
019-IU-10-025-DV | 25 | ||
019-IU-10-030-DV | 30 | ||
019-IU-10-035-DV | 35 | ||
019-IU-12-020-DV | 12 | 20 | 15 F / 60 cm |
019-IU-12-025-DV | 25 | ||
019-IU-12-030-DV | 30 | ||
019-IU-12-035-DV | 35 | ||
019-IU-12-040-DV | 40 | ||
019-IU-12-045-DV | 45 | ||
019-IU-14-020-DV | 14 | 20 | 18 F / 60 cm |
019-IU-14-030-DV | 30 | ||
019-IU-14-035-DV | 35 | ||
019-IU-14-040-DV | 40 | ||
019-IU-14-045-DV | 45 |
Publications
Lung transplant airway complications treated with biodegradable airway stents: The Dutch multi-center experience
van Pel R, Gan T, Daniels JMA, Ruigrok D, Hellemons ME, Klooster K, Slebos DJ
Clin Transplant. 2024 Mar;38(3):e15289. doi: 10.1111/ctr.15289. PMID: 38486062.
Management and outcome of obstructive airway complications after lung transplantation - a 12-year retrospective cohort study.
Gottlieb J, Fuehner T, Zardo P.
Ther Adv Respir Dis. 2023 Jan-Dec;17:17534666231181541. doi: 10.1177/17534666231181541. PMID: 37526226; PMCID: PMC10395170.
Novel biodegradable stents in the treatment of bronchial stenosis after lung transplantation.
Lischke R, Pozniak J, Vondrys D, Elliott MJ.
Eur J Cardiothorac Surg. 2011 Sep;40(3):619-24. doi: 10.1016/j.ejcts.2010.12.047. Epub 2011 Feb 21. PMID: 21334911.
Single-center review on safety of biodegradable airway stenting in pediatric population
Federico Minen, Andrew Durward, Paul James, Athanasios Diamantopoulos, Haran Jogeesvaran, Gareth J Morgan, Andrew Nyman
Pediatr Pulmonol. 2023;1‐10., DOI: 10.1002/ppul.26670, PMID: 37728230
Further experience with polydioxanone airway stents in children
Rocío Morante-Valverde, María López Díaz, Mª Carmen Luna-Paredes, Sara Proaño, Cecilia Castellano, Mª Dolores Méndez, Victoria Ramos, Juan L Antón-Pacheco
Pediatr Pulmonol. 2024 Oct;59(10):2517-2522. doi: 10.1002/ppul.27056. Epub 2024 May 9. PMID: 38721899
First experience with biodegradable airway stents in children
Vondrys D, Elliott MJ, McLaren CA, Noctor C, Roebuck DJ
Ann Thorac Surg. 2011 Nov;92(5):1870-4. doi: 10.1016/j.athoracsur.2011.07.042. Epub 2011 Oct 31. PMID: 22051281