Dual mobility acetabular cup - · PDF fileDual mobility acetabular cup Novae ... Cementing...

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Surgical technique Dual mobility acetabular cup Novae ® ® in 1975 inventor of dual mobility

Transcript of Dual mobility acetabular cup - · PDF fileDual mobility acetabular cup Novae ... Cementing...

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Surgical technique

Dual mobility acetabular cupNovae®

®

in 1975

inventor of dual mobility

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Novae® TH range ACETABULAR CUPS WITH DUAL MOBILITY INSERT

Indications

NOVAE®

------ ®

- NOVAE®

Contra-indications and conditions presenting increased risk of failure

Potential adverse effects and complications

Interactions

NOVAE® is a registered trademark.

Indications and contra-indications

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SURGICAL TECHNIQUE

Summary

®

®

® ®

®

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Novae® TH range ACETABULAR CUPS WITH DUAL MOBILITY INSERT

The Novae® TH range (Cups, acetabular rings and Polyethylene inserts)

Novae® SunFit TH

Size Shell

Novae® E TH

Size Shell

Novae® Coptos TH

Size Shell

*On request and with specific instrumentation kit

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SURGICAL TECHNIQUE

Self tapping 5mm cortical screws

Novae® Stick

Size Shell

NOVAE

Polyethylene inserts

Inserts 22,2 Inserts 28 Screw

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Novae® TH range ACETABULAR CUPS WITH DUAL MOBILITY INSERT

Box NY (On request for COPTOS TH and NOVAE E TH cups)

N° Code Description

2

2

3

4

6

8

The instrumentation kit (cups size 45 to 65)

Box NZ

A specific instrumentation kit exists for sizes 41, 43 and from sizes 67 to 73 (Only up to 69 for SUNFIT TH).

N° Description

2

3

4

6

8

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SURGICAL TECHNIQUE

1 2

53

46

78

1

32

4

5

4

7

6

8

910

11 12

13

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Novae® TH range ACETABULAR CUPS WITH DUAL MOBILITY INSERT

1 2

3

45°

1

21

MIS prehension handle

1

Plate installation

Preparation of the acetabulum

Reaming

1

2

3

Positioning marking.

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SURGICAL TECHNIQUE

3

2

5

2

3

4

1

Trial cup installation

3

Trials

Trial cup characteristics:

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Novae® TH range ACETABULAR CUPS WITH DUAL MOBILITY INSERT

2

Trials in trial cup

The Novae® SunFit TH shell is positioned face to the acetabular

cavity.

Cementless cup installation ®

Final impaction

It is recommended to place a swab between the end piece and

polished surface of the shell.

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SURGICAL TECHNIQUE

3

3 Cementless cup with flanges installation ®

Metal-back installation on the shaft.

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Novae® TH range ACETABULAR CUPS WITH DUAL MOBILITY INSERT

It is important to check that the studs do not

stand proud of the inner surface of the shell.

Impacting the studs

The studs must be re-impacted after screwing the cortical screws.

Implanting the superior cortical screw

Trial reduction

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SURGICAL TECHNIQUE

4 Novae® Stick installation

Positioning the shell:

Cementing the cup in place

®

Trial reduction

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Novae® TH range ACETABULAR CUPS WITH DUAL MOBILITY INSERT

5 Impaction of the insert over the head

Head alone (on the table)

Option

Impaction in situ (head on stem)

Important: In both cases remove any liquid from inside the insert

at the moment of impaction, as this may render the snap fit over

the head impossible.

Before reduction ensure that the head moves freely within the in-

sert. Residual air may prevent this from happening, in which case

re-compress to chase out any trapped air.

SERF cannot take responsibility for use of inappropriate implant

association.

Removing the impactor

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SURGICAL TECHNIQUE

6

2

1

Removal of the mobile insert

BE CAREFUL : The insert cannot be re-used after extraction.

Extraction of Novae® studs ®

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www.serf-dediennesante.com

Novae

® T

H -

US -

Edi

tion

N°1-

2012

- S

FRAD

T100

014A

OMNI life science, Inc.