Table 1

Registries of patients treated with contremporary directional atherectomy

TALON

McKinsey et al

Zeller et al


Study type

Observational, nonrandomized, multicenter registry

Prospective study

Prospective, nonrandomized, single-center study


Patients/Lesions

728/1,517

275/579

84/131


Lesion location

SFA/below-the-knee

Infrainguinal

SFA/popliteal


Average lesion length

8.4 cm

SFA, 9.16 cm; popliteal, 3.77 cm; tibial, 4.64 cm

9–10.6 cm


Lesion characteristics

De novo

De novo

Group 1, 34%;a group 2, 33%;b group 3, 33%c


Stand-alone treatment

----

64.8%

----


Adjunctive balloon angioplasty

21.7%

24.3%

59%


Adjunctive stenting

6.3%

7.5%

6%


Primary patency (by duplex) at 12 months

----

62.2%

Group 1, 84%;a group 2, 54%;b group 3, 54%c


18-month primary patency

----

52.7%

Group 1, 73%;a group 2, 42%;b group 3, 49%c


TLR at 12 months

80%

----

Group 1, 16%;a group 2, 44%;b group 3, 47%c


TLR at 18 months

----

----

Group 1, 22%;a group 2, 56%;b group 3, 49%c


Claudication

----

36.7%

----


CLI

----

63.3%

----


Device-related SAEs

5.3%

4.1%

3.8%


aGroup 1 was de novo lesions.

bGroup 2 was native vessel restenosis.

cGroup 3 was in-stent restenosis.

Franzone et al. BMC Surgery 2012 12(Suppl 1):S13   doi:10.1186/1471-2482-12-S1-S13

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