Q.Light
PDT
Q.Light
PDT is a specialised model developed for skin cancer specialists
and comes complete with the Diagnosis and PDT Treatment filter modules
described above.
It
can be used on the same choice of stands and also on the lightweight
folding Home stand (see Q.Light Accessories page), however this
is only recommended where portability is an important requirement.
Q.Light PRO cannot be used on the Home stand.
Maximum
treatment diameter 15cm.
Q.Light
PDT has a simple on/off control.
Download
the fact sheets for further information
Q.Light
for Skin Cancer and PDT (features Q.Light
PRO and includes Testimonials)
Q.Light
for Psoriasis and Dermatitis (includes
Treatment Guide)
Q.Light for
Medical Professionals (includes Treatment
Guide)
Q.Light PDT (in
German only)
Overview of the
Q.Light Range
The
Q.Light® PRO is an attractive alternative
to dedicated PDT light sources. The
system and filter modules offer interchangeable diagnosis and treatment
filters for PDT and a wide range of proven medical therapies using
different light frequencies in a flexible and upgradable package.
Photodynamic
Therapy [PDT] filter modules
PDT Diagnosis Blue
light 385-480nm for diagnosis.
PDT Treatment Red
incoherent polarised light 62-780nm: delivers
70mW/cm2 [4.2 J/cm2] at max treatment distance 16.5cm with treatment
diameter 16.5cm.
The
development of the PDT Treatment filter module has been based upon
successful research into photodynamic therapy and,since 2004, upon
clinical licensing from Metvix®. It has been
especially developed for Dermatologists and complies with regulations
for medical products as set out in the Guidelines for Medical Products
93/42 EWG, also it has certification status based on the international
standards and requirements for regulatory purposes of DIN EN ISO
13485:2003.
For
optimal therapeutic effect a source of red, incoherent light is
required (Szeimies et al. 1996; Fijan et al. 1995). Q.Light®
PRO with the PDT Treatment filter module emits red, incoherent light
in the spectrum from 620nm to 780nm. In accordance with the table
below, this products light treatment times of between 13 and 45
minutes with the median time of approx. 25 min.
| Indication |
Sensitiser |
Metvix®
application |
Light
dose |
Complete
remission rate |
|
Actinic Keratosis |
ALA
and Metvix® |
3
- 8 hours |
60
- 150 J/cm2 |
71
- 100% |
| Morbus
Bowen (Bowends disease) |
ALA
and Metvix® |
4
- 8 hours |
80
- 180 J/cm2 |
90
- 100% |
| Basal
Cell Carcinoma (Superficial) |
ALA
and Metvix® |
4
- 8 hours |
100
- 180 J/cm2 |
80
- 95% |
| Basal
Cell Carcinoma (Knotted) |
ALA
and Metvix® |
4
- 8 hours |
100
- 180 J/cm2 |
20
- 60% |
Indication
for PDT in Dermatology:
Pre-cancerous Actinic
Keratosis
(also
Arsen-inuzienrt)
Morbus
Bowen
|
Tumours Basal
Cell Carcinoma
Gorlin-Goltz
Syndrome
Initial
spinozellulares Carcinoma |
|