Priming of a non-conducting valved holding chamber (VHC) is formulation dependent and may result in inconsistent medication delivery Source: Annual Congress 2007 - Miscellaneous pulmonary pharmacology Year: 2007
In vitro performance of a new non-electrostatic, transparent valved holding chamber (VHC) for the poorly coordinated patientSource: Eur Respir J 2004; 24: Suppl. 48, 380s Year: 2004
Antistatic treatment and the amount of salbutamol actuated have variable effect on drug delivery of six different valved holding chambers (VHC) Source: International Congress 2019 – Severe acute asthma and troublesome wheezing Year: 2019
A small volume valved holding chamber (VHC) manufactured from charge dissipative materials has comparable in vitro performance with a large volume non-conducting plastic spacer for both bronchodilator and anti-inflammatory formulations Source: Eur Respir J 2005; 26: Suppl. 49, 340s Year: 2005
Substantial in vitro equivalence exists for non-conducting (NC) and anti-static (AS) valved holding chambers (VHCs) provided pre-conditioning of the non-conducting VHC is undertaken Source: Annual Congress 2009 - New aspects of inhalation therapy Year: 2009
Delivery of medication via a novel non-electrostatic valved holding chamber (VHC) for infant use depends on the number of inhalations Source: Eur Respir J 2006; 28: Suppl. 50, 713s Year: 2006
Is pretreatment of a valved holding chamber (VHC) by priming with medication as effective as washing in ionic detergent? Source: Eur Respir J 2004; 24: Suppl. 48, 308s Year: 2004
In vitro equivalence exists for infant non-conducting (NC) and anti-static (AS) valved holding chambers (VHC) from the same family of add on devices used with pressurized metered dose inhalers (pMDIs) provided pre-conditioning of the non-conducting VHCs is undertakenSource: Annual Congress 2010 - Drug delivery and pharmacokinetics I Year: 2010
Not all antistatic valved holding chambers have equivalent performance: An example why each valved holding chamber (VHC)-inhaler combination should be considered unique Source: Annual Congress 2012 - The best of pharmacology treatments of airway diseases: new devices and drugs Year: 2012
New anti-static youth valved holding chamber (VHC) can be used out-of-package and deliver β2 -agonist medication effectively Source: Annual Congress 2009 - New aspects of inhalation therapy Year: 2009
Impact of inspiratory delay and valved holding chamber (VHC) material on drug delivery Source: Eur Respir J 2001; 18: Suppl. 33, 494s Year: 2001
Non-conducting valved holding chamber (VHC) delivers comparable medication to antistatic metal VHC when manufacturer instructions to precondition are followed Source: Annual Congress 2009 - New aspects of inhalation therapy Year: 2009
Comparison of two valved holding chambers for the delivery of an HFA-based solution corticosteroid formulation Source: Eur Respir J 2002; 20: Suppl. 38, 500s Year: 2002
Performance of a valved holding chamber with tracheostomy adapter: comparison with conventional valved holding chamber Source: Eur Respir J 2001; 18: Suppl. 33, 134s Year: 2001
Patient centered development of a new valved holding chamber (VHC) designed specifically for on-the-go use Source: Virtual Congress 2020 – Asthma inhalers: devices and adherence studies Year: 2020
In vitro performance of a small non-electrostatic valved holding chamber made from metal with three different brands of pressurized metered dose inhalers Source: Eur Respir J 2006; 28: Suppl. 50, 712s Year: 2006
Valved holding chamber (VHC) angle can affect pressurized netered-dose inhaler (pMDI) medication delivery efficiency Source: International Congress 2018 – Determinants and monitoring of asthma control Year: 2018
In vitro delivery of an HFA-based corticosteroid by pediatric and adult valved holding chambers (VHC): effect of inhalation flow rateSource: Eur Respir J 2002; 20: Suppl. 38, 500s Year: 2002
Comparing five antistatic valved holding chambers: how antistatic are they really? Source: Virtual Congress 2020 – Asthma inhalers: devices and adherence studies Year: 2020
Are there differences in throat deposition using variable valved holding chambers (VHC)? Source: Eur Respir J 2006; 28: Suppl. 50, 713s Year: 2006