obstetrical instruments.pptx

Ihgg

1. Practical No. 6 Obstetrical instruments and equipments

2. I. EQUIPMENTS Protective clothing (Coverall, Rubber boots and gloves) Local Anaesthetics Rubber sheets Clean hot water and soap Obstetrical lubricant, funnel, rubber tube Drugs like oxytocin , calcium borogluconate and styptics Hypodermic syringes and needles Intravenous infusion apparatus Sterile gauge Cotton wool Surgical spirit / antiseptic solution Suture material with needles

3. II. OBSTETRICAL INSTRUMENTS should be simple in design. should be dealing with all abnormal conditions to be encountered in practice can be used by less experienced persons without danger of injury to the mother. THYGESSION DETACHABLE FOETOTOME Used during dystokia operation where wire saw is passed through it and the instrument is inserted through the vagina for the cutting of required part of the foetus .

4. WIRE SAW HANDLE: Polson’s wire saw handle : used for anchoring the wire saw while conducting foatotomy . T-shaped wire saw handle: The handle consist of two metallic hemisphere with a small hole and a metallic central screw for anchoring the wire saw. Ball grip wire saw handle : it consists of two metallic with a small hole and a metallic central screw for anchoring the wire saw in position. The handle should be conveniently used as wire saw handle as well as wire saw introducer as it carry wire saw around the foetal part to be cut where normal hand manipulation is impossible.

5. ROPE CARRIER: Sand pattern Rope Carrier: It is used to pass the wire saw around the foetal part to be cut. General rope carrier : used same as sand pattern rope carrier

6. TRACTION INSTRUMENTS Snares: Long one meter rope made of synthetic material or cotton with loops. Snare is applied on limbs and mandible Obstetrical chains with handles: This is an alternative to snares. Chains are strong; don’t cause injury to the foetus or genital tract of of the dam. They are made of stainless steel and can be easily sterilized and therefore excellent to use on decomposed foetus .

7. William’s obstetrical hook (long blunt obstetrical hook) Freiberger sharp eye hooks : Applied on the inner canthus of the eyes Harm’s blunt eye hooks : Applied on inner canthus of the eyes. Obermayers anal hook : Applied through the anus on to the pelvis of the foetus Krey’s Schottlert hook : used after foetotomy to bring back the cutting pieces of the foetus to outside.

8. Calf puller : This traction instruments can be used only when the presentation, position and posture are normal. Farrowing snare Long flexible cane hook: Williams long blunt obstetrical hook- Applied on the inner canthus of eye, chest wall, flexible joint and mandible. Snare introducer: Schrievers and Lindhorst model- This can be used for looping the snare during mutation.

9. INSTRUMENTS FOR REPULSION AND RETROPULSION Kuhn’s crutch – It is used for repulsion of foetus during manipulative correction during dystocia . It is usually applied in the brisket region of the foetus .

10. INSTRUMENTS USED FOR ROTATION Commerer’s Torsion fork – It is used for rotation of foetus to correct positional abnormalities. It is used along with a pair of sleeve .

11. WHELPING FORCEP : Used in case of bitch to effect delivery.

12. CLAMP SUTURE: used in case of sheep, goat, cattle and buffaloes for the retention of uterine prolapsed. FLESSA SUTURE NEEDLE : To check the vaginal prolapsed.

13. ROBERT’S KNIFE: Used for percutaneous or subcutaneous foetotomy EMBRYOTOMY KNIFE: Used for percutaneous or subcutaneous foetotomy

14. Cold light speculum: Used for the examination of vagina. Vaginal speculum: Used for the examination of vagina .

15. Threader cum brush It is used after foetotomy to clean the embryotome and other structures. Obstetrical wire introducer: Used for passing of wire around the foetus for extraction.

16. Concealed palm knife: Used for releasing fluid content/gas from the foetus . In emphysema, various incisions on skin may reduce size of foetus . Gunther’s finger knife : Used for releasing fluid content/gas from the foetus . In emphysema, various incisions on skin may reduce size of foetus .

17. Finger embryotome knife: Used for releasing fluid content/gas from the foetus . In emphysema, various incisions on skin may reduce size of foetus .

18. Guard embryotome knife (closed) with sliding guard: Used for releasing fluid content/gas from the foetus . In emphysema, various incisions on skin may reduce size of foetus . Guard embryotome knife (open) with sliding guard: Used for releasing fluid content/gas from the foetus . In emphysema, various incisions on skin may reduce size of foetus .

19. Keller’s semi-sharp spatula: Used in separating skin in subcutaneous embryotomy . Pelvic symphysiotomy chisel: Used in breaking of foetal bone during symphysiotomy .

20. parturition forcep for small animals Used in traction and seizing the foetal head and some part of the foetus .

21. Short blunt crochet hinged: Used for getting hold on foetal parts.

22. Camerer’s torsion fork : To push the foetus into uterus for creating sufficient space for correction Hard wood batten: Used in symphysiotomy

23. Reindl’s repeller : To repel foetus into uterus for creating sufficient space for correction.