Cannulated (subtalar) screw • IMPLANTS • INSTRUMENT SET 40.6590.000 • SURGICAL TECHNIQUE

SYMBOLS DESCRIPTIONS The manufacturer reserves the right to introduce design changes.

II.1. CANNULATED (SUBTALAR) SCREW 6

I. INTRODUCTION The cannulated (subtalar) screw is a one-element device that is used in the treatment of pes plano-valgus (flat feet) in children and adolescents. Indications for use: • fixed pes plano-valgus, • flexible pes plano-valgus, • pes plano-valgus with Achilles tendon contracture. The presented range of implants is made of materials in accordance with ISO 5832 standard. Compliance with the requirements of quality management systems and the requirements of Directive 93/42/EEC concerning medical devices guarantee high quality of the offered implants.

II. IMPLANTS II.1. CANNULATED (SUBTALAR) SCREW ChM sp. z o.o., Lewickie 3b, 16-061 Juchnowiec Kościelny, POLSKA, tel. + 48 85 86 86 100, fax + 48 85 86 86 101, [email protected], www.chm.eu

III. INSTRUMENT SET Instrument set [40.6590.000] is used to insert the subtalar screw, and to remove the implant after the treatment period. All instruments are placed on a stand with a container and lid to facilitate storage and transportation to the operating suite. Instrument set for cannulated (subtalar) screws 40.6590.000 Steinmann handle Perforated aluminum lid 1/1 595x275x15mm Gray Container with solid bottom 1/1 595x275x86mm ChM sp. z o.o., Lewickie 3b, 16-061 Juchnowiec Kościelny, POLAND, tel. + 48 85 86 86 100, fax + 48 85 86 86 101, [email protected], www.chm.eu

SURGICAL TECHNIQUE IV.1. SURGICAL APPROACH  1  Perform an incision for 1-3 cm on the lateral aspect of the foot over the sinus tarsi region. IV.2. IMPLANT INSERTION  2  Using STEINMANN handle [40.0987.200], insert guide rod 2.0/380 [40.6597.380] into the sinus tarsi. The end of the rod should be perceptible on the other side of the food inferior to the medial maleollus - a small bulge of the skin should be visible.  3  Insert in turn trials until the correct position of the calcaneus is achieved inclined by 2° ÷4° from the neutral position. The size of the last trial indicates the size of the...

SURGICAL TECHNIQUE  4  Mount chosen implant to the screwdriver S4 [40.6591] tip and via guide rod [40.6597.380] insert it into sinus tarsi. Remove screwdriver and guide rod. IV.3. IMPLANT REMOVAL  5  Insert guide rod [40.6597.380] into the sinus tarsi. Using the guide rod, insert screwdriver S4 [40.6591] tip in the socket of the subtalar screw. Remove the implant turning the screwdriver counterclockwise. The above description is not detailed instruction of conduct. The surgeon decides about choosing the operating procedure.

REUSABLE ORTHOPAEDIC AND SURGICAL INSTRUMENTS processing area in a closed container or covered with a damp cloth. 3) In order to avoid contamination during transportation, the dirty instruments should be separated from the clean ones. 3.Preparation for washing and disinfection (for all methods). 1) The used instruments should be reprocessed as soon as possible. 2) If the instrument can be disassembled, it must be done before cleaning processes. 3) Rinse under running water and remove surface debris using a disposable cloth, paper towel or plastic brushes (nylon brushes are recommended). Particular...