Questionnaire: Treatment of displaced calcaneal fractures in Germany

1.)  Name of hospital or pseudonym: XXX

2.)  Demographic data of the respondents:

Beds of hospital: XXX
Department specialization: XXX

Beds at institution : XXX

Employment key : XXX

Hospital level (ACS Trauma Centre Designation) : XXX

3.)  Calcaneal fractures treated at institutions per year (n):

Under 5

5­10

11­20

21­40

Over 40

4.)  Number of personally operated calcaneal fractures: XXX

5.)  Surgeon`s age:

< 30

30 – 40

41 – 50

51 – 60

> 60

6.)  Years in practice:

< 5

5 – 10

11 – 15

16 – 20

> 20

7.)  Please cross where applicable:

Registrar

Consultant

Attending

Chief physician

8.)  Have you done job shadowing or fellowships in one of the following:

Trauma

Foot surgery

Other

9.)  Are you active in further education of colleagues

Yes

No

10.)  When is surgery performed after patient admission in most cases?

Directly, also at night

Within 24 hours

A couple of days after detumescent techniques (2 – 4 days)

A couple of days after detumescent techniques (5 – 9 days)

A couple of days after detumescent techniques (10 – 15 days)

A couple of days after detumescent techniques (over 15 days)

11.)  Preoperative immobilization is done by:

Plaster cast

External fixator

Without fixation

12.)  Classification of calcaneal fractures:

With the help of x-ray according to the Essex-Lopresti classification

With the help of x-ray according to the Böhler-Angle

With the help of CT-scan according to the evaluation of the subtalar joint

With the help of CT-scan according to number of fragments and displacement grade

With the help of CT-scan according to Sanders classification

With the help of CT-scan according to Zwipp classification

With the help of CT-scan according to another classification system

Other criteria

13.)  Conservative treatment is done :

Extra-articular fractures

Intra-articular but nondisplaced fractures

Intra-articular and displaced fractures

Normal length of the calcaneus

Normal Böhler angle

Always

Never

Multiple comorbidities

Poor soft tissue conditions

Limited compliance of the patient

Smokers

Patients with mental illness

Every patient is being transferred to a medical center

14.)  Criteria for closed reduction and percutaneous techniques:

Minor stages (Sanders/Zwipp etc.)

Sound posterior facet

Slightly changed Böhler angle

Minor displacement grade of the fracture

Older patients

Poorer overall condition (ASA 3 + 4)

More than 3 comorbidities

Poor soft tissue condition

Mental illness / poor compliance of the patient

By instinct of the surgeon

Smokers

Never

15.)  Treatment preferences of a typical displaced intraarticular fracture of the

Joint – Depression - Type (Sanders II or III)

Conservative

Closed reduction, Kirschner wires

Open reduction through an extended lateral approach, Kirschner wires

Open reduction through an extended lateral approach, plate

Open reduction through an extended lateral approach, implant combination

Primary arthrodesis of the lower ankle joint

Additionally cancellous bone

Additionally bone substitutes

Other procedures, alternative approach

16.)  Operation time for a displaced intraarticular fracture of the Joint-Depression-Type (Sanders II or III)

Till 60 minutes

Between 60 and 90 minutes

Between 91 and 120 minutes

Between 121 and 150 minutes

Between 151 and 180 minutes

Between 181 and 210 minutes

Between 211 and 240 minutes

More than 240 minutes

17.)  The intraoperative examination of the reduction quality

Visually

Manually

X-ray (Broden View)

3 D image converter

Arthroscopic

No intraoperative examination

Other methods

18.)  Postoperative CT scan

Yes

No

19.)  Rate of infections and wound healing deficits after an extended lateral approach

0%

1 – 5 %

6 – 10 %

11 – 20 %

21 – 30 %

31 – 50 %

> 50 %

20.)  Reoperation rate regarding infections and wound healing

0%

1 – 5 %

6 – 10 %

11 – 20 %

21 – 30 %

31 – 50 %

> 50 %

21.)  Intravenous antibiosis are administered

Already preoperative

Intraoperative as single shot

Intraoperative and postoperative until three days

Intraoperative and postoperative until seven days

Longer

Not at all

22.)  Main reasons for wound healing deficits

Long duration of operation (blood arrest)

Patient age over 50

Systemic diseases

Mental illness

Limited adherence

Limited microcirculation of the foot

Lower social status

Only few number of cases treated at hospital

Only few years of operative experience

Inadequate time to surgery

Smoking

Length of the lateral approach

Disregard of tissue – sparing operative techniques

Poor hygienic conditions at hospital

Inadequate postoperative treatment

Other criteria

23.)  Who is the surgeon in calcaneus fractures

Chief

Consultant

Specialist registrar

Resident under supervision

24.)  Usage of hyperbaric oxygenation in cases of wound healing deficits or critical soft tissue situation

Yes, even before operation in cases of critical soft tissue situations

Yes, always after operation

Yes, after operation in cases of wound healing deficits

No, never because hyperbaric oxygenation is ineffective

No, never because hyperbaric oxygenation is too expensive

Hyperbaric oxygenation is unknown

25.)  Postoperative procedures within the first 8 weeks

Plaster cast

Vacoped brace

Hindfoot relief orthosis

No weight bearing

Partial weight bearing

Full weight bearing

Weight bearing according to the surgeon

There is a clear load scheme

26.)  Average hospital stay

Under 5 days

5 till 8 days

8 till 11 days

11 till 14 days

More than 14 days

27.)  Rate of secondary arthrodesis

1 till 5 %

6 till 10 %

11 till 20 %

21 till 30 %

31 till 50 %

51 till 75 %

More than 75 %

28.)  Implant removal

Never

After 6 weeks

After 6 months

After 1 year

After 2 years

At a later time

In cases of complaints

29.)  Minimally invasive procedures are

Urgently needed

Useful in the majority of cases

Advantageous only in occasional instances

Unreasonable and not conducive

30.)  Cases of infections and required reoperation have influence on the functional outcome (measured with the help of scores)

No

Yes, due to scarring and initial required immobilization

Yes, due to synovialitis and early arthrosis

Yes, due to other mechanisms

Outcome – scores are not necessary

I do not know outcome – scores

31.)  I am missing clear parameters and guidelines for decision making regarding percutaneous and open (extended lateral approach) techniques

No

Yes, better implants should be developed

Yes, better approaches should be developed

Yes, soft tissue – saving instruments should be developed

Yes, other research objectives