Industries

Motors for Surgical Robots

Challenge 

As robotic surgery becomes more widely used for different surgical procedures, robotic devices need increasingly greater types of motors for different applications. Portescap's wide portfolio of motor technologies and extensive experience in the medical space make Portescap a one-stop location for all of your robotic device development needs.

Portescap's large-size high-torque DC motors fitted with hall sensors or step technology provides the precise positioning needed for intricate robot motion control. Additionally, Portescap's autoclavable DC product line provides high-speed, high-torque, high-precision, reusable motors that can be used to power any endoscopic, arthroscopic, or orthopedic end surgical tool needed.

Learn more about our Surgical Motor Solutions.

Surgical Robots
Surgical Robots

Benefits 

  • A wide product portfolio able to provide virtually all robotic motion needs from a single vendor

  • Full motion solutions able to provide high speed, torque, feedback and precise position control

  • Customizable mechanical interfaces for seamless integration into the end device

  • Customizable magnetic coil design to provide the exact motor torque and speed performance needed

  • Sterilizable motors capable of 1,000+ autoclave cycles available to help reduce end user replacement costs

Customization Options 

  • Encoder feedback precision up to 512 counts per rotation in a small integrated package

  • Custom output shaft and interface features

  • Front and side lead wire output available for ease of assembly and configuration

  • Electrical magnetic coil customization to meet exact device torque and speed needs

  • Autoclavable or non-autoclavable designs available

Low customization available in as little as two weeks

Need a prototype ASAP?

We stock a range of motors optimized for typical surgical applications to get your product development process started as soon as possible

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(in) Diameter{%BR%}(mm) No-Load Speed{%BR%}(rpm) Typical No-Load Current{%BR%}(mA) Max continuous mechanical power (@ 25°C){%BR%}(W) Max Continuous Torque{%BR%}(mNm) Max Continuous Torque{%BR%}(oz-in) Torque Constant (oz-in/A) Torque Constant (mNm/A) Max motor speed{%BR%}(rpm)
22ECP35 ULTRA EC 0.87 22 13,200 30 55.0 14.30 2.02 2.46 17.40 50,000
22ECP45 ULTRA EC 0.87 22 8,370 25 80.0 27.70 3.92 3.82 27.00 47,000
22ECP60 ULTRA EC 0.87 22 8,050 40 120.0 50.50 7.20 3.99 28.30 38,000
22ECS45 ULTRA EC 0.90 22 68,500 300 120.0 26.80 3.80 0.47 3.30 73,000
22ECT35 ULTRA EC 0.87 22 10,330 100 34.0 20.00 2.83 1.54 10.90 20,000
22ECT48 ULTRA EC 0.87 22 10,140 155 54.0 41.60 5.89 1.59 11.20 20,000
22ECT60 ULTRA EC 0.87 22 12,350 170 86.0 66.90 9.47 2.66 18.77 20,000
22ECT82 ULTRA EC 0.87 22 7,800 130 104.0 98.30 13.92 4.36 30.79 20,000

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(in) Diameter{%BR%}(mm) Max No-Load Current{%BR%}(mA) No-Load Speed{%BR%}(rpm) Continuous Stall Torque{%BR%}(mNm) Continuous Stall Torque{%BR%}(oz-in) Continuous Stall Current{%BR%}(A) Peak Torque for 1s{%BR%}(mNm) Peak Torque for 1s{%BR%}(oz-in) Torque Constant (oz-in/A) Torque Constant (mNm/A)
1 053 38,633 14.48 564.6 80.0 0.34 2.37
ENT Surgical Gearmotor (B0512N4080) 0.50 12.7 855 11,829 39.5 5.60 2.44 449.3 63.6 2.40 17.00
ENT Surgical Gearmotor (B0512N4081) 0.50 12.7 375 11,910 41.3 5.90 1.27 490.7 69.5 4.80 34.10
ENT Microdebrider Gearmotor (B0512N4109) 0.50 12.7 340 13,385 37.9 5.40 2.56 445.3 63.1 2.20 15.51
ENT Microdebrider Gearmotor (B0512N4110) 0.50 12.7 165 12,800 41.6 5.90 1.35 518.9 73.5 4.56 32.23
High Speed Motor (B0512N1035) 0.50 12.7 120 97,400 9.5 1.34 2.02 176.1 24.9 0.70 4.92
High Speed Surgical Motor (B0512N1029) 0.50 12.7 420 90,599 9.2 1.31 1.93 166.4 23.6 0.71 5.04
Arthroscopic Surgical Gearmotor (B0614H4041) 0.65 16.5 645 7,277 117.7 16.70 4.37 1 865.2 264.1 4.00 28.30
Arthroscopic Surgical Gearmotor (B0614H4042) 0.65 16.5 600 4,233 119.4 16.90 2.59 1 110.1 157.2 6.86 48.50
Arthroscopic Shaver / Stapler Gearmotor (B0614H4080) 0.64 16.5 450 4,082 126.8 18.00 2.63 1 197.0 169.6 7.16 50.54
Arthroscopic Shaver Gearmotor (B0614H4079) 0.64 16.5 643 7,353 116.5 16.50 4.37 1 846.0 261.4 3.97 28.00
Cannulated Microdebrider / Shaver Motor (B0612H1005) 0.64 16.5 125 35,300 19.6 12.50 1.80 141.7 20.1 1.80 12.71
Cannulated Microdebrider / Shaver Motor (B0612H1006) 0.64 16.5 183 35,200 19.6 13.50 2.36 275.4 39.0 1.42 10.00
Cannulated Microdebrider / Shaver Motor (B0612H1007) 0.64 16.5 284 35,597 19.8 14.50 3.62 278.2 39.4 0.91 6.40
Small Bone Gearmotor (B0912N4023) 0.86 22.2 1 300 1,104 833.0 16.50 14.48 16 007.0 2 266.0 9.59 67.69
Small Bone Gearmotor (B0912N4024) 0.86 22.2 1 250 12,851 88.8 17.50 14.52 1 534.5 217.3 0.91 6.42
Small Bone Motor (B0912N1016) 0.86 22.2 1 053 38,633 29.4 4.16 14.48 564.6 80.0 0.34 2.37
Cannulated Large Bone Motor (B1112N1048) 1.09 27.9 575 15,190 59.0 8.36 10.32 593.9 84.1 0.86 6.04
Cannulated Large Bone Motor (B1112N1049) 1.09 27.9 425 15,190 67.9 9.61 9.23 758.5 107.4 1.10 7.75
Cannulated Large Bone Motor (B1112N1050) 1.09 27.9 450 15,190 67.1 9.50 7.62 742.2 105.1 1.32 9.29
Orthopedic Surgical Motor (B1112N4004) 1.10 27.9 900 957 818.2 115.90 8.23 11 098.0 1 571.7 16.40 116.00
Cannulated Large Bone Motor (B1210N1034) 1.23 31.5 770 15,745 76.2 10.80 13.80 1 066.0 151.0 0.81 5.80
Cannulated Large Bone Motor (B1210N1035) 1.23 31.5 616 15,749 81.5 11.50 11.80 1 220.0 173.0 1.03 7.25
Cannulated Large Bone Motor (B1210N1036) 1.23 31.5 514 15,746 81.2 11.50 9.80 1 212.0 171.6 1.23 8.70
Large Bone Orthopedic Surgical Motor (B1210N1025) 1.24 31.5 1 130 16,928 76.2 10.80 16.50 1 432.4 202.8 0.77 5.41
Large Bone Orthopedic Surgical Motor (B1210N1026) 1.24 31.5 1 060 15,887 82.1 11.60 13.30 1 562.6 221.3 1.02 7.20
Large Bone Orthopedic Surgical Motor (B1210N1027) 1.24 31.5 850 15,245 88.0 12.50 11.40 1 720.1 243.6 1.28 9.01
Cannulated Large Bone Orthopedic Surgical Motor (B1210N1021) 1.24 31.5 1 130 16,928 76.2 10.80 16.50 1 432.4 202.8 0.77 5.41
Cannulated Large Bone Orthopedic Surgical Motor (B1210N1022) 1.24 31.5 1 060 15,887 82.1 11.60 11.40 1 720.1 243.6 1.02 7.20
Cannulated Large Bone Orthopedic Surgical Motor (B1210N1023) 1.24 31.5 850 15,245 88.0 12.50 11.40 1 720.1 243.6 1.28 9.01
Large Bone Motor (B1210N1037) 1.23 31.5 770 15,745 76.2 10.80 13.80 1 066.0 150.9 0.82 5.80
Large Bone Motor (B1210N1038) 1.23 31.5 616 15,749 81.5 11.50 11.80 1 221.0 172.9 1.03 7.25
Large Bone Motor (B1210N1039) 1.23 31.5 514 15,746 81.2 11.50 9.80 1 212.0 171.6 1.23 8.70

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(in) Diameter{%BR%}(mm) No-Load Speed{%BR%}(rpm) No-Load Current{%BR%}(mA) Output Power{%BR%}(W) Stall Torque{%BR%}(oz-in) Stall Torque{%BR%}(mNm) Torque up to{%BR%}(oz-in) Torque up to{%BR%}(mNm) Torque Constant (oz-in/A) Torque Constant (mNm/A)
22N78 Athlonix 0.87 22 6,350 1.0 10.0 4.53 32.00 1.83 12.90 10.20 72.0
24DCT Athlonix - Graphite 0.94 24 7,602 8.0 8.4 8.72 61.60 1.92 13.53 8.48 59.9
24DCT Athlonix - Precious Metal 0.94 24 7,631 4.0 8.6 8.79 62.10 1.95 13.79 8.48 59.9

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(in) Diameter{%BR%}(mm) Holding Torque, Typical{%BR%}(mNm) Holding Torque, Typical{%BR%}(oz-in) Detent Torque, Max{%BR%}(mNm) Detent Torque, Max{%BR%}(oz-in) Linear Travel Accuracy Steps per Revolution
PH010 064 0.04 10 2.4 0.34 1.1 0.16 15 24
PH010 104 0.04 10 2.1 0.30 1.0 0.14 9 40
P110 064 0.63 16 7.0 0.99 1.0 0.14 15 24
P310 1.26 32 14.0 2.00 2.5 0.40 6 60

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(in) Diameter{%BR%}(mm) Min. Holding Force @ rated current @ .001" (0.0254 mm) / Step{%BR%}(N) Min. Holding Force @ rated current @ .001" (0.0254 mm) / Step{%BR%}(oz) Min. Holding Force @ 0.001" (0.0254mm) / Step (Un-energized){%BR%}(N) Min. Holding Force @ 0.001" (0.0254mm) / Step (Un-energized){%BR%}(oz) Max. Travel @ 0.001" (0.0254 mm) / Step{%BR%}(mm) Max. Travel @ 0.001" (0.0254 mm) / Step{%BR%}(in) Linear Travel Accuracy
26DBM-K 1.02 26.0 29 104 13.9 50.0 13.2 0.5 ±1 Step

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(mm) Diameter{%BR%}(in) Max Efficiency{%BR%}(%) Nominal Torque{%BR%}(mNm) Nominal Torque{%BR%}(oz-in) Max. Recommended Input Speed{%BR%}(rpm)
R16 16.0 0.63 55 300.0 42.0 7,500

[value]

Specification + Detail
MetricEnglish
Model Resolution{%BR%}(line counts) Type
MR2 4,8,16,20,32,40,50,64,80,100,128,160,200,250,256,400,500, 512 Magnetoresistive Encoder

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(in) Diameter{%BR%}(mm) No-Load Speed{%BR%}(rpm) Typical No-Load Current{%BR%}(mA) Max continuous mechanical power (@ 25°C){%BR%}(W) Max Continuous Torque{%BR%}(mNm) Max Continuous Torque{%BR%}(oz-in) Torque Constant (oz-in/A) Torque Constant (mNm/A) Max motor speed{%BR%}(rpm)
22ECP35 ULTRA EC 0.87 22 13,200 30 55.0 14.30 2.02 2.46 17.40 50,000
22ECP45 ULTRA EC 0.87 22 8,370 25 80.0 27.70 3.92 3.82 27.00 47,000
22ECP60 ULTRA EC 0.87 22 8,050 40 120.0 50.50 7.20 3.99 28.30 38,000
22ECS45 ULTRA EC 0.90 22 68,500 300 120.0 26.80 3.80 0.47 3.30 73,000
22ECT35 ULTRA EC 0.87 22 10,330 100 34.0 20.00 2.83 1.54 10.90 20,000
22ECT48 ULTRA EC 0.87 22 10,140 155 54.0 41.60 5.89 1.59 11.20 20,000
22ECT60 ULTRA EC 0.87 22 12,350 170 86.0 66.90 9.47 2.66 18.77 20,000
22ECT82 ULTRA EC 0.87 22 7,800 130 104.0 98.30 13.92 4.36 30.79 20,000

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(in) Diameter{%BR%}(mm) Max No-Load Current{%BR%}(mA) No-Load Speed{%BR%}(rpm) Continuous Stall Torque{%BR%}(mNm) Continuous Stall Torque{%BR%}(oz-in) Continuous Stall Current{%BR%}(A) Peak Torque for 1s{%BR%}(mNm) Peak Torque for 1s{%BR%}(oz-in) Torque Constant (oz-in/A) Torque Constant (mNm/A)
1 053 38,633 14.48 564.6 80.0 0.34 2.37
ENT Surgical Gearmotor (B0512N4080) 0.50 12.7 855 11,829 39.5 5.60 2.44 449.3 63.6 2.40 17.00
ENT Surgical Gearmotor (B0512N4081) 0.50 12.7 375 11,910 41.3 5.90 1.27 490.7 69.5 4.80 34.10
ENT Microdebrider Gearmotor (B0512N4109) 0.50 12.7 340 13,385 37.9 5.40 2.56 445.3 63.1 2.20 15.51
ENT Microdebrider Gearmotor (B0512N4110) 0.50 12.7 165 12,800 41.6 5.90 1.35 518.9 73.5 4.56 32.23
High Speed Motor (B0512N1035) 0.50 12.7 120 97,400 9.5 1.34 2.02 176.1 24.9 0.70 4.92
High Speed Surgical Motor (B0512N1029) 0.50 12.7 420 90,599 9.2 1.31 1.93 166.4 23.6 0.71 5.04
Arthroscopic Surgical Gearmotor (B0614H4041) 0.65 16.5 645 7,277 117.7 16.70 4.37 1 865.2 264.1 4.00 28.30
Arthroscopic Surgical Gearmotor (B0614H4042) 0.65 16.5 600 4,233 119.4 16.90 2.59 1 110.1 157.2 6.86 48.50
Arthroscopic Shaver / Stapler Gearmotor (B0614H4080) 0.64 16.5 450 4,082 126.8 18.00 2.63 1 197.0 169.6 7.16 50.54
Arthroscopic Shaver Gearmotor (B0614H4079) 0.64 16.5 643 7,353 116.5 16.50 4.37 1 846.0 261.4 3.97 28.00
Cannulated Microdebrider / Shaver Motor (B0612H1005) 0.64 16.5 125 35,300 19.6 12.50 1.80 141.7 20.1 1.80 12.71
Cannulated Microdebrider / Shaver Motor (B0612H1006) 0.64 16.5 183 35,200 19.6 13.50 2.36 275.4 39.0 1.42 10.00
Cannulated Microdebrider / Shaver Motor (B0612H1007) 0.64 16.5 284 35,597 19.8 14.50 3.62 278.2 39.4 0.91 6.40
Small Bone Gearmotor (B0912N4023) 0.86 22.2 1 300 1,104 833.0 16.50 14.48 16 007.0 2 266.0 9.59 67.69
Small Bone Gearmotor (B0912N4024) 0.86 22.2 1 250 12,851 88.8 17.50 14.52 1 534.5 217.3 0.91 6.42
Small Bone Motor (B0912N1016) 0.86 22.2 1 053 38,633 29.4 4.16 14.48 564.6 80.0 0.34 2.37
Cannulated Large Bone Motor (B1112N1048) 1.09 27.9 575 15,190 59.0 8.36 10.32 593.9 84.1 0.86 6.04
Cannulated Large Bone Motor (B1112N1049) 1.09 27.9 425 15,190 67.9 9.61 9.23 758.5 107.4 1.10 7.75
Cannulated Large Bone Motor (B1112N1050) 1.09 27.9 450 15,190 67.1 9.50 7.62 742.2 105.1 1.32 9.29
Orthopedic Surgical Motor (B1112N4004) 1.10 27.9 900 957 818.2 115.90 8.23 11 098.0 1 571.7 16.40 116.00
Cannulated Large Bone Motor (B1210N1034) 1.23 31.5 770 15,745 76.2 10.80 13.80 1 066.0 151.0 0.81 5.80
Cannulated Large Bone Motor (B1210N1035) 1.23 31.5 616 15,749 81.5 11.50 11.80 1 220.0 173.0 1.03 7.25
Cannulated Large Bone Motor (B1210N1036) 1.23 31.5 514 15,746 81.2 11.50 9.80 1 212.0 171.6 1.23 8.70
Large Bone Orthopedic Surgical Motor (B1210N1025) 1.24 31.5 1 130 16,928 76.2 10.80 16.50 1 432.4 202.8 0.77 5.41
Large Bone Orthopedic Surgical Motor (B1210N1026) 1.24 31.5 1 060 15,887 82.1 11.60 13.30 1 562.6 221.3 1.02 7.20
Large Bone Orthopedic Surgical Motor (B1210N1027) 1.24 31.5 850 15,245 88.0 12.50 11.40 1 720.1 243.6 1.28 9.01
Cannulated Large Bone Orthopedic Surgical Motor (B1210N1021) 1.24 31.5 1 130 16,928 76.2 10.80 16.50 1 432.4 202.8 0.77 5.41
Cannulated Large Bone Orthopedic Surgical Motor (B1210N1022) 1.24 31.5 1 060 15,887 82.1 11.60 11.40 1 720.1 243.6 1.02 7.20
Cannulated Large Bone Orthopedic Surgical Motor (B1210N1023) 1.24 31.5 850 15,245 88.0 12.50 11.40 1 720.1 243.6 1.28 9.01
Large Bone Motor (B1210N1037) 1.23 31.5 770 15,745 76.2 10.80 13.80 1 066.0 150.9 0.82 5.80
Large Bone Motor (B1210N1038) 1.23 31.5 616 15,749 81.5 11.50 11.80 1 221.0 172.9 1.03 7.25
Large Bone Motor (B1210N1039) 1.23 31.5 514 15,746 81.2 11.50 9.80 1 212.0 171.6 1.23 8.70

[value]

Specification + Detail
MetricEnglish
Model Operating Voltage{%BR%} (V min) Operating Voltage{%BR%} (V max) Feedback Maximum Continuous Input Power Control Method Autoclave Cycles
CNT1530 9.00 15.00 Sensored 300.00 Open Loop Speed 1000

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(in) Diameter{%BR%}(mm) No-Load Speed{%BR%}(rpm) No-Load Current{%BR%}(mA) Output Power{%BR%}(W) Stall Torque{%BR%}(oz-in) Stall Torque{%BR%}(mNm) Torque up to{%BR%}(oz-in) Torque up to{%BR%}(mNm) Torque Constant (oz-in/A) Torque Constant (mNm/A)
22N78 Athlonix 0.87 22 6,350 1.0 10.0 4.53 32.00 1.83 12.90 10.20 72.0
24DCT Athlonix - Graphite 0.94 24 7,602 8.0 8.4 8.72 61.60 1.92 13.53 8.48 59.9
24DCT Athlonix - Precious Metal 0.94 24 7,631 4.0 8.6 8.79 62.10 1.95 13.79 8.48 59.9

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(in) Diameter{%BR%}(mm) Holding Torque, Typical{%BR%}(mNm) Holding Torque, Typical{%BR%}(oz-in) Detent Torque, Max{%BR%}(mNm) Detent Torque, Max{%BR%}(oz-in) Linear Travel Accuracy Steps per Revolution
PH010 064 0.04 10 2.4 0.34 1.1 0.16 15 24
PH010 104 0.04 10 2.1 0.30 1.0 0.14 9 40
P110 064 0.63 16 7.0 0.99 1.0 0.14 15 24
P310 1.26 32 14.0 2.00 2.5 0.40 6 60

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(in) Diameter{%BR%}(mm) Min. Holding Force @ rated current @ .001" (0.0254 mm) / Step{%BR%}(N) Min. Holding Force @ rated current @ .001" (0.0254 mm) / Step{%BR%}(oz) Min. Holding Force @ 0.001" (0.0254mm) / Step (Un-energized){%BR%}(N) Min. Holding Force @ 0.001" (0.0254mm) / Step (Un-energized){%BR%}(oz) Max. Travel @ 0.001" (0.0254 mm) / Step{%BR%}(mm) Max. Travel @ 0.001" (0.0254 mm) / Step{%BR%}(in) Linear Travel Accuracy
26DBM-K 1.02 26.0 29 104 13.9 50.0 13.2 0.5 ±1 Step

[value]

Specification + Detail
MetricEnglish
Model Diameter{%BR%}(mm) Diameter{%BR%}(in) Max Efficiency{%BR%}(%) Nominal Torque{%BR%}(mNm) Nominal Torque{%BR%}(oz-in) Max. Recommended Input Speed{%BR%}(rpm)
R16 16.0 0.63 55 300.0 42.0 7,500

[value]

Specification + Detail
MetricEnglish
Model Resolution{%BR%}(line counts) Type
MR2 4,8,16,20,32,40,50,64,80,100,128,160,200,250,256,400,500, 512 Magnetoresistive Encoder