Needles And Sutures Flashcards
TruCut Biopsy Needle:
Complications
Bleeding
Pain
Cancer seeding
Renal biopsy:
Indications
Unexplained renal failure (acute or chronic)
Acute Nephritic Syndrome
Unexplained proteinuria or haematuria
Systemic disease with real involvement eg SLE
Suspected transplant rejection
Renal Biopsy:
Contraindications
Abnormal clotting
Single kidney (except transplant)
Small kidneys from Chronic Renal Failure
Renal neoplasms
Renal biopsy:
Complications
Macroscopic haematuria in 1%
Transfusion needed in 0.1%
Fogarty Embolectomy Catheter:
Indication
Management of acutely ischaemic limb secondary to embolus
Swan-Ganz Catheter:
Indications
Flow directed pulmonary artery catheter
Measure pulmonary capillary wedge pressure
Measure cardiac output
Cardiogenic or septic shock where accurate haemodynamic data is required
Intraosseous Needle:
Indications and Siting
Emergency access where IV has not been possible:
Blood samples
Fluid resuscitation
Drug administration
Upper tibia, anterior aspect of femur, superior iliac crest, head of humerus are all sites.
Lumbar Puncture Needle:
Indications
CSF analysis eg
Meningitis
Subarachnoid haemorrhage
Administering medications via CSF eg chemotherapy
Treatment:
Communicating hydrocephalus
Benign intracranial hypertension
Lumbar puncture:
Contraindications
Features of raised ICP
Shock
Coagulation abnormalities
Superficial infection at LP site
Lumbar Puncture:
Complications
Post-LP headache
Infection
Bleeding
Cerebral herniation (rare)
Insertion site for Lumbar Puncture
Cord ends at L1/L2 so take sample from either
L3/L4 (in line with iliac crest) OR
L4/L5
Natural Absorbable sutures
Catgut
Chromic
Natural Non-Absorbable Sutures
Silk: braided, can be used to secure drains
TruCut Biopsy Needle:
Indications
Histological specimens from Breast Liver Kidney Prostate transrectally
Synthetic Non-Absorbable Sutures and their uses
Prolene: skin wounds or arterial anastomosis
Ethilon: skin wounds
Metal: skin wounds or sternotomy closure
