Medical Batteries

Resonetics designs and manufactures the broadest range of electro-chemistries for implantable applications, including lithium ion, lithium carbon monofluoride (Li/CFx), lithium carbon monofluoride-manganese dioxide hybrid (Li/CFx-MnO2), and lithium thionyl chloride (Li/SOCI2). We finely tune every battery to each customer’s application, offer primary and rechargeable battery options, and all service is backed by ISO 13485 certification, comprehensive R&D, and manufacturing capabilities. With leading industry experts and light-speed design and manufacturing processes, we enable limitless innovation for unique and complex medical device applications. Committed to providing customers with innovative and reliable integrated power solutions for the most critical medical applications, our engineers accelerate time-to-market with unmatched efficiency and flexibility in the industry.

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Product Name

Part
Number

Voltage
(V)

Capacity
@ R.T.
(mAh)

Dimensions
Width (mm)	Height (mm)	Thickness (mm)

Weight
(grams)

Contego 1.5

95-1720

3.0–4.1

1.25

2.9Ø

7.98

Cylindrical

0.15

Contego 3

D-00122

3.0–4.1

2.8

2.9Ø

12.2

Cylindrical

0.25

Contego 20

95-1765

3.0–4.1

12.0

10.2

4.5

1.5

Contego 50

D-00020

3.0–4.1

12.0

18.5

4.5

2.5

Contego 60

D-00040-1

3.0–4.1

12.0

21.3

4.5

3.0

Contego 65

95-1655

3.0-4.1

12.0

18.5

4.5

2.6

Contego 140

95-1420

3.0–4.1

140

14.8

26.2

6.9

6.0

Contego 200

95-1862

3.0–4.1

200

17.0

35.1

5.5

9.5

Contego 225

95-1399

3.0–4.1

225

14.8

38.9

6.9

9.8

Contego 325

95-1250

3.0–4.1

325

22.9

43.2

6.9

17.5

Contego 440

95-1620

3.0–4.1

440

22.9

41.6

6.9

19.1

Contego P65

95-1735

2.0–3.4

5.9Ø

10.0

Cylindrical

0.6

Contego P200

95-1810

2.0–3.3

200

9.5

21.3

4.4

1.75

Contego P1400

D-00160

2.0-3.4

1400

22.9

30.5

7.5

13.4

Li-Ion Chemistry

Preferred for rechargeable cells, these offer the highest energy density and discharge rate among rechargeable batteries. Available in multiple configurations from under 3 mAh to 440 mAh. Used for:

Neuromodulation
Cochlear implants
Drug delivery
Ventricular assist devices

Li/CFx-MnO₂ Chemistry

Medium energy density and high-rate discharge with excellent shelf life. Various configurations are currently in development. Used for:

Pacemakers
Implantable cardioverter-defibrillators
Cardiac and other monitoring devices

Li/CFx Chemistry

Highest energy density and medium to high-rate discharge with excellent shelf life. Available in multiple configurations ranging from under 200 mAh to over 9.5 Ah. Used for:

Pacemakers
Neuromodulation
Drug delivery
Cardiac and other monitoring devices

Custom Battery Packs

Quality and reliability are critical, non-negotiable criteria for medical devices, and there can be no exceptions in battery performance. Resonetics designs and manufactures custom battery packs (primary or rechargeable) leveraging our deep knowledge of cell chemistry, battery pack design, and medical device applications to ensure the highest quality and performance. With a vertically integrated supply chain, we assemble, test, and certify all battery packs in our North American facilities. Whether you seek a new design or a manufacturing partner for your Class II or Class III medical device, Resonetics’ experienced team of scientists, engineers, and regulatory experts can help bring your life-changing product to market faster.

Wireless Charging

Resonetics has partnered with Resonant Link for industry leading wireless charging. Their 2.5W Titanium-Compatible Wireless Charging Platform for Implantable Medical Devices features the Resonetics Contego 440 mAh lithium ion battery.

COMING SOON: Contego® 200 mAh Battery

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