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Medi-Stim, Inc.
217 Industrial Court
Wabasha, MN 55981


Toll Free: 1-800-363-STIM
Ph: (651) 565-2400
Fax: (651) 565-2410
sales@medi-stim.com

Interferential Units > Lectra +4A

Lectra 4

Lectra 4 Accessories

Lectra +4A
IF/EMS/Russian
Features
  • Four channel (8-lead) all digital combo Interferential, Muscle Stim, and Russian Stim, with sequential programs
  • 23 preset treatment protocols (11 Interferential, 4 Muscle stim, 2 Russian stim, and 6 Sequential stim)
  • Sequential protocols for Interferential/Muscle stim combination therapies
  • Wide range of most commonly prescribed protocols
  • Treatment pause/resume feature
  • Individual or paired channel intensity control
  • 3 built-in language selection (English, Spanish, French)
  • Prescribed treatment protocol lock feature
  • Maximum amplitude limiter
  • AC wall adapter or 2 AA battery power supply
  • Compliance monitor
  • Preset timed treatments with countdown display
  • Removable plastic belt clip
  • 1 year warranty
  • Custom programming available for large quantities
  • Available in 2 channel version: Lectra+2A
  • Comes with 2 pkgs of 4 reusable self-adhering electrodes, 2 pairs of 48” 4-lead pin connection wires, 4 AA high-powered Ni-MH rechargeable batteries, 1 each AA battery charger, AC wall adapter, heavy duty carrying case, and instruction manual
  • Leadwire reorder #LWLECTRW (red/white), #LWLECTBG (black/grey)
Technical Specifications
  • Channel: Four independent channels
  • Amplitude: 0 - 50 mA peak / 0 - 100 mA peak to peak
  • Output Voltage: 25 V peak / 0 - 50 V peak-to-peak, adjustable in 1/10th volt increments
  • Waveform: Symmetrical biphasic square wave with zero net DC component
  • Therapy Output Modes: True Interferential and Conventional Muscle Stimulation
  • Preset Therapy Programs: 23 Choices (11 Interferential, 12 Muscle Stim, 6 Sequential Stim)
  • Carrier Frequency: 4000 Hz or 5000 Hz
  • Interference Frequency (IF): 4001 Hz to 4150 Hz adjustable in 1 Hz increments
  • Net Therapeutic Frequency:1 - 150 Hz - verifiable
  • Pulse Width: 125 µS each phase
  • Power Supply:4 AA rechargeable Ni-MH batteries—batteries, charger, and AC wall adapter included
  • Compliance Timer: Records sessions (0 - 999) and hours of usage (0 - 999)
  • Size: 8.1 x 12.2 x 2.7 cm
  • Weight: 176 grams including batteries

Therapy Protocols

Protocol & Number Function/
Mode

Base & High
Frequencies

Sweep or Dwell Time Therapy Time
Interferential Stimulation (IF)—For increasing circulation or reducing edema, & managing pain
Abrupt shift (designed to provide edema reduction or increased circulation)
Prot. # 1 ABR. 2|2 IF Abrupt 1 Hz—10 Hz 2 sec. 30 min.
Prot. # 2 ABR. 6|6 IF Abrupt 1 Hz—20 Hz 6 sec. 30 min.
Prot. # 3 ABR. 9|9 IF Abrupt 1 Hz—30 Hz 9 sec. 30 min.
Ramped Shift (typically used for edema reduction and/or pain management)
Prot. #4 RAMP LOW IF Sweep 1 Hz—30 Hz 6 sec. 30 min.
Prot. #5 RAMP HI IF Sweep 80 Hz—150 Hz 15 sec. 30 min.
Full Sweep (designed to provide a full sweep of frequencies for chronic pain management)
Prot. #6 FSWP 6s IF Sweep 1 Hz—150 Hz 6 sec. 30 min.
Prot. #7 FSWP 15s IF Sweep 1 Hz—150 Hz 15 sec. 30 min.
Dual Therapy (designed to provide edema reduction and pain management—2 session treatment)
Prot. #8 DUAL LOW (1) IF Abrupt 1 Hz—6 Hz 6 sec. 15 min., then
(2) IF Sweep 80 Hz—150 Hz 6 sec. 15 min.
Prot. #9 DUAL MED (1) IF Abrupt 1 Hz—10 Hz 6 sec. 15 min., then
(2) IF Sweep 80 Hz—150 Hz 6 sec. 15 min.
Prot. #10 DUAL HI (1) IF Abrupt 10 Hz—20 Hz 6 sec. 15 min., then
(2) IF Sweep 100 Hz—150 Hz 6 sec. 15 min.
Neuromuscular Stimulation (NMS)—For muscle rehab/strengthening and treating muscle spasms
Prot. #11 NMS 3/3 NMS 50 Hz 3 sec. On /
3 sec. Off
20 min.
Prot. #12 NMS 3/6 NMS 50 Hz 3 sec. On /
6 sec. Off
20 min.
Prot. #13 NMS 6/6 NMS 50 Hz 6 sec. On /
6 sec. Off
20 min.
Prot. #14 NMS 5/10 NMS 50 Hz 5 sec. On /
10 sec. Off
20 min.
Continuous Stimulation—For pain management—TENS effect
Prot.#15 CONTINOUS Constant Frequency Selectable
1—150 Hz
Constant 30 min.
Russian Stimulation—For muscle rehab/strengthening
Prot. #16 RUSS. LOW NMS 1000 Hz 10 sec. On /
50 sec. Off
10 min.
Prot. #17 RUSS. HIGH NMS 2500 Hz 10 sec. On /
50 sec. Off
10 min.
Sequential Stimulation—Combines Muscle Stim and Interferential therapies—2 session treatment
Note: Amplitude drops by 50% after first session and must be readjusted by patient or clinician
Prot. #18 SEQ. 3/3 (1) NMS 50 Hz 3 sec. On /
3 sec. Off
15 min., then
(2) IF Sweep 80 Hz—150 Hz 10 sec. 15 min.
Prot. #19 SEQ. 6/6 (1) NMS 50 Hz 6 sec. On /
6 sec. Off
15 min., then
(2) IF Sweep 80 Hz—150 Hz 12 sec. 15 min.
Prot. #20 SEQ. 5/10 (1) NMS 50 Hz 5 sec. On /
10 sec. Off
15 min., then
(2) IF Sweep 80 Hz—150 Hz 15 sec. 15 min.
Prot. #21 SEQR. 3/3 (1) IF Sweep 80 Hz—150 Hz 10 sec. 15 min., then
(2) NMS 50 Hz 3 sec. On /
3 sec. Off
15 min.
Prot. #22 SEQR. 6/6 (1) IF Sweep 80 Hz—150 Hz 12 sec. 15 min., then
(2) NMS 50 Hz 6 sec. On /
6 sec. Off
15 min.
Prot. #23 SEQR. 5/10 (1) IF Sweep 80 Hz—150 Hz 15 sec. 15 min., then
(2) NMS 50 Hz 5 sec. On /
10 sec. Off
15 min.

 

 

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