Parenteral Devices-Catheres

1. SEMINAR ON
Catheters
PRESENTED BY :
Mr. Bhavesh.M.Choudhary
1ST SEM , M. PHARM
.

2. INTRODUCTION
What areCatheters?
Catheters are medical devices that can be inserted in
the body to treat diseases or perform a surgical
procedure.
They can be used both internally and externally
and they exist in various forms, sizes and shape.
They are used for by-passing and collection of
fluids.

4. GENERAL CLASSIFICATIONS
 There are three(3) classes of Catheters;
 Indwelling Catheters
 External Catheters
 Intermittent Catheters

5. INDWELLING CATHETERS
 These are catheters which are inserted into the
bladder and allowed to remain in the bladder. A
common type is a Foley catheter.
 Indwelling catheters can either be two-way or three-
way.
 Two-way catheter is used for collection of fluids only
while Three-way catheter is used for both
introduction and collection of fluids.
 The three-way catheter is usually more bulky and
could create skin and infection control problems.

7. EXTERNAL CATHETERS
 They are used in male dementia patients and use
to treat urinary incontinence.

9. INTERMITTENT CATHETERS
 They are urinary catheters used to empty the
bladder during surgery and for a short period of
time.

11. CLASSIFICATIONS BASED ON SIZE
 The various sizes include;

15.  Catheters can either be silicone coated or non
silicone coated.
 The silicone coated is specifically used to reduce
irritation while the non silicone coated is used for
general purposes.

16. MATERIALS USED IN MAKING
CATHETERS
 Silicone rubber
 Nylon
 Polyethylene terephthalate (PET)
 Latex
 Polyurethane
 Thermoplastic elastomers

17. COMPLICATIONS OF CATHETERS
 Irritation
 Injury to the urethra
 Bladder stones
 Allergicreactions

18. Applications
• Uretic Cather,Draining urine from the urinary bladder as in urinary
catherization.
• Drainagae of fluid collections e.g an abdominal abscess
• Administration of I.V fluids,medication or parenteral nutrition with a
peripheral venous catheter
• Direct measurement of intracranial pressure
• Administration of oxygen,volatile anesthetic agents and other breathing
gases into the lungs using a tracheal tube.

19.  References :
19 Lachman.L. and Lieberman. H. Pharmaceutical Dosage
form: Parenteral Medications, Volume-1, Second edition
by Kenneth E. Avis,page No :53-54.
 https://scihub.bz/https://doi.org/10.1016/j.ijnurstu.2006.0
2.003.
 https://www.dsmedical.co.uk/treatment-c14/iv-c48/bd-
venflon-pro-safety-cannula-singles-p178.
 http://hanlift-rhytidectomy.com/thread-body-side-effects.
 https://en.wikipedia.org/wiki/Cannula.