Manufacture of needle holder plates and carbide rasps with ground-in toothing for the surgical instrument industry.
Kirner Nadelhalterplatten GmbH
Titisee-NeustadtNew on Amplifa
About KIRNER
Kirner Nadelhalterplatten GmbH is a family business in its third generation, founded in 1919 by Anton Kirner and headquartered in Titisee-Neustadt. Operating as an independent company since 01.01.2015, the firm manufactures needle holder plates and carbide rasps with ground-in toothing. On specially developed, specialized grinding machines, toothings in various sizes, shapes and pitches are ground into carbide plates and rasps – up to 2,500 pyramids per square centimeter. The product range includes needle holder plates in rectangular, conical and special shapes in various sizes and thicknesses as well as rasps in two shapes. Customers are manufacturers and repair shops of surgical instruments such as needle holders, bone rasps, scissors and tweezers in Germany, Europe and worldwide. The quality management system is certified to DIN EN ISO 9001:2015; material certificates are supplied with the products.
- Site
- Titisee-Neustadt
- Processes
- Grinding of toothings into carbide needle holder plates (rectangular shape, conical shape,, Grinding of toothings into carbide rasps (two shapes, various sizes, smooth, Grinding of toothings into carbide plates and rasps, Development and construction of special grinding machines (own machines), Special shapes and customer-specific toothings/pitches, Material certificates (test certificates)
- Materials
- Carbide K40 (88-88.85% WC, 11-12% Co, 0.15% VC, cobalt binder material), Carbide BN 12 (87.5-88% WC, 12% Ni, 0-0.5% Cr3C2, nickel binder material), Carbide K40 (cobalt binder), Carbide BN 12 (nickel binder)
- Certificates
- DIN EN ISO 9001:2015, ISO 9001
- Founded
- 1919
- Industries
- Medical technology, Manufacture of surgical instruments, Repair shops for surgical instruments
- 01
Development and construction of own grinding machines
- 02
Grinding of the toothing into carbide plates or rasps
- 03
Quality inspection
- 04
Delivery with material certificates
Carbide Grades
Carbide K40 (cobalt binder)
Carbide with approx. 86.8% tungsten carbide and approx. 11.8% cobalt as binder metal for medium wear resistance and high impact load; hardness approx. 1320 HV20.
Carbide BN 12 (nickel binder)
Carbide with approx. 84.7% tungsten carbide, nickel and cobalt binder for medium wear resistance and impact load; hardness 1140–1200 HV20.
Locations
Titisee-Neustadt
DEHeadquarters / Production
- Materials
- Carbide K40, Carbide BN 12
- Own, specialized grinding machines for needle holder plates and rasps (commissioned in 2016)
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Grinding of toothings into carbide needle holder plates (rectangular shape, conical shape,Machining | – | – | – | – | Carbide K40, Carbide BN 12 |
| Grinding of toothings into carbide rasps (two shapes, various sizes, smoothMachining | – | – | – | – | Carbide rasps made of different materials |
Additional services
Quality
Clearly defined process sequences and measures in accordance with DIN EN ISO 9001:2015 ensure a consistent, reproducible level of quality; deliveries include material certificates (test certificates).
| Evidence | Titisee-Neustadt |
|---|---|
| ISO 9001 |
History
- 1919
Founded by Anton Kirner; manufacture of tachographs, control devices and small machines for toothing clock gears
- 1945
After World War II, specialization in the development and construction of machines for grinding toothings into form and rotary cutters
- 1970er
Start of manufacturing needle holder plates for scissors and forceps of surgical instruments
- 1982
Registration of Kirner Maschinenbau GmbH in the commercial register (19.02.1982, HRB 320122, Freiburg District Court)
- 2014
ISO 9001:2008 certification for the production and distribution of needle holder plates (valid 15.06.2014–14.06.2017)
- 2015
Independent company since 01.01.2015; renamed Kirner Nadelhalterplatten GmbH and relocated to Gutachstraße 15
- 2016
Commissioning of newly developed machines for the manufacture of needle holder plates and rasps
- 2018
Patent: Method for measuring the cutting edge geometry (02.10.2018)