biomedical devices Flashcards
Artifical cardic pecemaker
-small,bettery
-makes the heart beat right at correct pace
-28 g
-2 part generator and leads are wire
Insulin pump
admin insulin
diabetes 1= patient don’t produce insulin
diabetes 2=don’t respond to insulin
Knee/hip implant
-Osteoarthritis- wear and tear inflammation
-injury
-surgical procedure
-muscle weakness
-increased body weight
knee/hip complication
material failure
necrosis
metal poisoning
corrosion
subsequent surgeries
BME and cancer
Cancer 2nd leading cause for death in the US
-Envi factors
.radiation
.viruses
.chemicals
-Genetic predisposition
G +E
Risks for cancer
Alcohol
overweight and obesity
smoking
TNM Grading
Tumor(T0-T4)- size and spread of the main tumor
Node-# of neraby lymph node that have cancer
Metastases-has cancer spread
Cancer detection
Patient - feel diff,sees spot,feels lump
Biopsy-remove piece and test
Bioimaging-xray,MRI,CT
Biopsy analysis
structure
.composition/spread of tumor cells
Biological
.Presence of and diversity of protein in sample
New detection methods
blood/urine test
Genetic testing
Biomarkers+imaging
Treatment
-resection
-Radiation therapy
-chemotherapy
-hormones therapies
newer tratment /prevention
.Vaccines
.immunotheraoy
.microarrays for new treatment
.targeted therapy:biomolecular engineering
Ethics in BE
Research Ethics
.How do we conduct the test necessary for development
engineering ethics
.our work meets our expectation for quality
social ethics
.is our work having unintended conseq
Research ethics
belmont report
1 respect of persons
.
2 beneficence
3 justice
respect of persons
-informed consent
-provides patient with all info no deception
- subject can leave the study at any time
