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Table 2 Technical information relating to the MIPS surgery for each of the 12 patients. For each procedure 50 N.cm of torque was obtained. * Topical application of ciprofloxacin/dexamethasone drops (Ciprodex ®) around abutment

From: Long term follow-up demonstrating stability and patient satisfaction of minimally invasive punch technique for percutaneous bone anchored hearing devices

Sound Processor

Abutment (and change if applicable)

Implant

Length of Surgery (mins)

Skin thickness (mm)

Number of turns

Adjunctive Measures

Left Ponto Plus power

Ponto 9 mm -- > 12 mm

4 mm Ponto BHX

8.2

4.5

S

Abutment lengthened

Left BAHA S

Ponto 12 mm

4 mm Ponto BHX

9.S

7

4.5

Ciprodex* drops ‘local toilet’*

Left BAHA 5

Ponto 12 mm

4 mm Ponto BHX

4

6

S

Stay suture applied interiorly

Right Ponto Plus power

Ponto 9 mm

4 mm Wide Ponto

9.6

5

4.5

None

Left BAHA S

Ponto 12 mm -- > 9 mm

4 mm Wide Ponto

8

S

4.5

Abutment shortened Ciprodex* ‘local toilet’*

Right BAHA S

Ponto 12 mm

4 mm Wide Ponto

S.2

6

3.25

None

Right BAHA S

Ponto 12 mm

4 mm Ponto BHX

6

S

4.5

Direct trauma to implant, close examination - no apparent harm

Left BAHA S

Ponto 12 mm

4 mm Ponto BHX

4.2

6

5

Slight skin redundancy superiorly at implant site

Right Baha 5

Ponto 12 mm

4 mm Ponto BHX

7

7

4.5

None

Right Ponto Plus

Ponto 12 mm

4 mm Ponto BHX

8

6

4.25

None

Right Baha 5

Ponto 12 mm - > 9 mm

4 mm Ponto BHX

7

S

4.5

Abutment shortened

Right Ponto Plus

Ponto 9 mm

4 mm Ponto BHX

4.5

4

4.5

None