MIAVR provides benefits to patients and surgeons

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Learn more about the benefits to patients and surgeons.

Benefits to patients

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Patients who undergo MIAVR have a faster return to normal activities6,9 Learn more ....

  • With MIS, patients took 4.6 weeks to return to normal activities, compared with 9.4 weeks for patients undergoing FS (p=0.0002)6,9
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MIAVR improves cosmesis9,10 Learn more ....

  • Patients undergoing MIS for AVR report improved cosmesis due to a smaller incision9,10
  • In one study, 87.9% of patients considered the appearance of their scar as ‘very good’1
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MIAVR is associated with reduced incisional and post-operative pain2,9,10,11 Learn more ....

  • After 3 days, 60% of patients were pain-free2
  • MIAVR patients experience less pain owing to less surgical dissection and less spreading of the sternum2

Benefits to surgeons

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MIAVR reduces ventilation time6 Learn more .....

  • Patients undergoing MIS had a 25% reduction of time on mechanical ventilation compared with patients undergoing FS6,**
  • Decreasing time spent on mechanical ventilation is associated with a reduced likelihood of developing pneumonia4
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MIAVR may reduce the risk of complications4,5,7,8 Learn more ....

  • Studies have shown that MIS can reduce the risk of post-operative complications, compare to FS4,5,7,8
Complication MIS FS p-value
Wound infection (n=492)5 1% 6.6% 0.001
Blood transfusion (n=276)8 18.8% 34.1% 0.006
Balloon pump (n=954)4 0.4% 2.1% 0.021
New onset atrial fibrillation7 17.6% 25.4% 0.002
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MIAVR improves patient satisfaction9,12 Learn more ....

  • Patient satisfaction is influenced by reduced pain, faster return to normal activities and improved cosmesis satisfaction9-12

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See previous chapter

Clinical studies demonstrate comparable safety data for MIAVR and FS

See next chapter

MIAVR provides benefits to patients with obesity and COPD

References 

AVR, Aortic Valve Replacement; FS, Full Sternotomy; MIS, Minimally Invasive Surgery; MIAVR, Minimally Invasive Aortic Valve Replacement; RDAVR, Rapid Deployment* Aortic Valve Replacement

* Simplified implantation through reduced suture steps
** Based on anterior right thoractomy trial

  1. Van Loo M et al. Patients’ perception of minimally invasive aortic valve replacement surgery. The James Cook University Hospital, Middlesbrough, UK. Available at: https://www.scts.org/_user les/pages/ le/Nurses%20Page/2013%20CT%20Fo- rum/1145%20-%20260%20-%20van_Loo_v6_0.pdf.
  2. Johnston DR et al. J Thorac Cardiovasc Surg. 2012;144:852–8.
  3. Health Partners. Improving Care for Heart Surgery. Available at: www.healthpartners.com/ucm/groups/public/@hp/@public/documents/documents/cntrb_035929.pdf. Last accessed: May 2015.
  4. Merk DR et al. Eur J Cardiothorac Surg. 2015:47:11–17.
  5. Bowdish ME et al. Eur J Cardiothorac Surg. 2015;1–9.
  6. Glauber M et al. Ann Cardiothorac Surg. 2015;4(1):26–32.
  7. Neely RC et al. Ann Cardio Thorac Surg. 2015;4(1):38–48.
  8. Glauber M et al. J Thorac Cardiovasc Surg. 2013;145:1222–6.
  9. Cohn LH et al. Ann Surg. 1997, Vol. 226, No. 4, 421–428.
  10. Cosgrove D et al. Ann Thorac Surg. 1998;65:1535–9.
  11. Phan K et al. Ann Thorac Surg. 2014;98:1499–511.
  12. Glauber M et al. J Thorac Cardiovasc Surg. 2011;142:1577–9.

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