| Service | Number of cases | OPS key | Info | 
																			
											| Surgical removal of diseased bone or joint tissue in the spine | 128 | 5-832.4 |  | 
																			
											| Other operations on the spine | 115 | 5-839.60 |  | 
																			
											| Surgical access to the lumbar spine, sacrum or coccyx | 114 | 5-032.00 |  | 
																			
											| Treatment of pain by the introduction of a liquid anaesthetic around other nerves outside the brain and spinal cord | 93 | 8-915 |  | 
																			
											| Operation with the smallest possible incision into the skin and minimal tissue damage (minimally invasive) | 87 | 5-986.x |  | 
																			
											| Surgical incision into the spinal canal | 79 | 5-033.0 |  | 
																			
											| Surgical removal of diseased intervertebral disc tissue | 77 | 5-831.5 |  | 
																			
											| Surgical removal of diseased bone or joint tissue in the spine | 77 | 5-832.6 |  | 
																			
											| Surgical removal of diseased intervertebral disc tissue | 74 | 5-831.a |  | 
																			
											| Surgical implantation of artificial knee joint | 52 | 5-822.g1 |  | 
																			
											| Surgical implantation of an artificial hip joint | 50 | 5-820.00 |  | 
																			
											| Operation using aids for optical magnification, e.g. magnifying spectacles, operating microscope | 50 | 5-984 |  | 
																			
											| Surgical access to the lumbar spine, sacrum or coccyx | 39 | 5-032.7 |  | 
																			
											| Surgical access to the lumbar spine, sacrum or coccyx | 37 | 5-032.10 |  | 
																			
											| Surgical removal of diseased bone or joint tissue in the spine | 34 | 5-832.0 |  | 
																			
											| Operation on the blood vessels in the spinal canal | 28 | 5-037.1 |  | 
																			
											| Surgical transplantation or transposition of bone tissue | 27 | 5-784.0d |  | 
																			
											| Surgical removal of diseased intervertebral disc tissue | 27 | 5-831.7 |  | 
																			
											| Surgical removal of diseased intervertebral disc tissue | 26 | 5-831.2 |  | 
																			
											| Reconstructive operations on the tendons or ligaments of the shoulder joint by endoscopy (arthroscopy) | 25 | 5-814.3 |  | 
																			
											| Surgical fixation of vertebrae using devices such as screws or plates | 24 | 5-835.9 |  | 
																			
											| Surgical removal of bone tissue for purposes of transplantation | 23 | 5-783.0e |  | 
																			
											| Other operations on the spine | 23 | 5-839.5 |  | 
																			
											| Surgical transplantation or transposition of bone tissue | 20 | 5-784.0k |  | 
																			
											|  | 20 | 5-83b.50 |  | 
																			
											| Surgical removal of bone tissue for purposes of transplantation | 19 | 5-783.0h |  | 
																			
											| Operation on the synovium by endoscopy (arthroscopy) | 18 | 5-811.2h |  | 
																			
											| Reconstructive operations on the tendons or ligaments of the shoulder joint | 17 | 5-805.7 |  | 
																			
											| Surgical implantation of artificial knee joint | 17 | 5-822.01 |  | 
																			
											| Operation on the articular cartilage or on the cartilage discs (menisci) by endoscopy (arthroscopy) | 16 | 5-812.5 |  | 
																			
											| Surgical access to the lumbar spine, sacrum or coccyx | 15 | 5-032.20 |  | 
																			
											| Operation on the articular cartilage or on the cartilage discs (menisci) by endoscopy (arthroscopy) | 14 | 5-812.eh |  | 
																			
											| Surgical removal of diseased bone or joint tissue in the spine | 14 | 5-832.8 |  | 
																			
											| Surgical stiffening of the spine - spondylodesis | 14 | 5-836.30 |  | 
																			
											| Surgical access to the lumbar spine, sacrum or coccyx | 13 | 5-032.01 |  | 
																			
											| Operation on the articular cartilage or on the cartilage discs (menisci) by endoscopy (arthroscopy) | 13 | 5-812.k1 |  | 
																			
											| Other joint surgery by endoscopy (arthroscopy) | 13 | 5-819.01 |  | 
																			
											| Surgical implantation of an artificial hip joint | 13 | 5-820.02 |  | 
																			
											| Open surgical procedure on a joint | 12 | 5-800.6h |  | 
																			
											| Other operations on the spine | 12 | 5-839.7 |  | 
																			
											| Comprehensive pain control for acute pain | 11 | 8-919 |  | 
																			
											|  | 10 | 5-83b.51 |  | 
																			
											| Surgical access to the lumbar spine, sacrum or coccyx | 9 | 5-032.11 |  | 
																			
											| Surgical stiffening of the spine - spondylodesis | 9 | 5-836.31 |  | 
																			
											| Use of specific bone substitutes and material for bone augmentation, which are free of allergenic substances | 9 | 5-931.0 |  | 
																			
											| Surgical removal of bone tissue for purposes of transplantation | 7 | 5-783.0x |  | 
																			
											| Other operations on the spine | 7 | 5-839.61 |  | 
																			
											|  | 7 | 5-83w.1 |  | 
																			
											|  | 6 | 9-984.6 |  | 
																			
											| Surgical removal of diseased bone tissue | 5 | 5-782.b0 |  | 
																			
											| Surgical transplantation or transposition of bone tissue | 5 | 5-784.0h |  | 
																			
											| Surgical incision into diseased bone or joint tissue in the spine | 5 | 5-830.2 |  | 
																			
											| Other operations on the spine | 5 | 5-839.0 |  | 
																			
											|  | 5 | 9-984.7 |  | 
																			
											| Surgical removal of bone tissue for purposes of transplantation | 4 | 5-783.0d |  | 
																			
											| Open surgical procedure on a joint | 4 | 5-800.5g |  | 
																			
											| Reconstructive operations on the tendons or ligaments of the shoulder joint | 4 | 5-805.8 |  | 
																			
											| Reconstructive operations on the tendons or ligaments of the shoulder joint by endoscopy (arthroscopy) | 4 | 5-814.7 |  | 
																			
											| Surgical implantation of an artificial joint in the arm or shoulder | 4 | 5-824.21 |  | 
																			
											| Measurement of the electrical activity of the heart without a tube (catheter) inserted into the heart via an artery | not specified | 1-266.0 |  | 
																			
											| Taking a tissue sample (biopsy) of muscle or soft tissue through a surgical incision | not specified | 1-502.4 |  | 
																			
											| Examination of the oesophagus, stomach and duodenum by endoscopy | not specified | 1-632.0 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | not specified | 1-650.1 |  | 
																			
											| Ultrasound of the heart (echocardiography) through the oesophagus - TEE | not specified | 3-052 |  | 
																			
											| Computed tomography (CT) of the spine and the spinal cord without contrast medium | not specified | 3-203 |  | 
																			
											| Computed tomography (CT) of the pelvis without contrast medium | not specified | 3-206 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord without contrast medium | not specified | 3-802 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord with contrast medium | not specified | 3-823 |  | 
																			
											| Surgical access to the lumbar spine, sacrum or coccyx | not specified | 5-032.02 |  | 
																			
											| Surgical access to the lumbar spine, sacrum or coccyx | not specified | 5-032.21 |  | 
																			
											| Surgical access to the lumbar spine, sacrum or coccyx | not specified | 5-032.22 |  | 
																			
											| Surgical access to the lumbar spine, sacrum or coccyx | not specified | 5-032.41 |  | 
																			
											| Surgical access to the lumbar spine, sacrum or coccyx | not specified | 5-032.6 |  | 
																			
											| Reconstructive operations on the spinal cord or spinal meninges | not specified | 5-036.8 |  | 
																			
											| Surgical incision into bony tissue because of sterile or infected contaminated bone disease | not specified | 5-780.6f |  | 
																			
											| Surgical incision into bony tissue because of sterile or infected contaminated bone disease | not specified | 5-780.6g |  | 
																			
											| Surgical removal of diseased bone tissue | not specified | 5-782.1t |  | 
																			
											| Surgical removal of diseased bone tissue | not specified | 5-782.1u |  | 
																			
											| Surgical removal of diseased bone tissue | not specified | 5-782.ak |  | 
																			
											| Implantation of synthetic bone material | not specified | 5-785.1g |  | 
																			
											| Surgical fixation of the bone fragments, e.g. in fractures, using devices such as screws or plates | not specified | 5-786.1 |  | 
																			
											| Surgical fixation of the bone fragments, e.g. in fractures, using devices such as screws or plates | not specified | 5-786.e |  | 
																			
											| Removal of the devices used to fix bone fragments, e.g. in fractures | not specified | 5-787.1k |  | 
																			
											| Removal of the devices used to fix bone fragments, e.g. in fractures | not specified | 5-787.gq |  | 
																			
											| Removal of the devices used to fix bone fragments, e.g. in fractures | not specified | 5-787.kk |  | 
																			
											| Removal of the devices used to fix bone fragments, e.g. in fractures | not specified | 5-787.km |  | 
																			
											| Operation on bones of the foot | not specified | 5-788.00 |  | 
																			
											| Operation on bones of the foot | not specified | 5-788.41 |  | 
																			
											| Operation on bones of the foot | not specified | 5-788.51 |  | 
																			
											| Operation on bones of the foot | not specified | 5-788.52 |  | 
																			
											| Operation on bones of the foot | not specified | 5-788.56 |  | 
																			
											| Operation on bones of the foot | not specified | 5-788.60 |  | 
																			
											| Open surgical procedure on a joint | not specified | 5-800.3h |  | 
																			
											| Open surgical procedure on a joint | not specified | 5-800.4h |  | 
																			
											| Open surgical procedure on a joint | not specified | 5-800.5h |  | 
																			
											| Open surgical procedure on a joint | not specified | 5-800.6g |  | 
																			
											| Operation on the articular cartilage or on the cartilage discs (menisci) | not specified | 5-801.ah |  | 
																			
											| Operation on the kneecap (patella) or its ligaments | not specified | 5-804.0 |  | 
																			
											| Operation on the kneecap (patella) or its ligaments | not specified | 5-804.5 |  | 
																			
											| Surgical procedure on a joint by endoscopy | not specified | 5-810.0h |  | 
																			
											| Surgical procedure on a joint by endoscopy | not specified | 5-810.1h |  | 
																			
											| Surgical procedure on a joint by endoscopy | not specified | 5-810.20 |  | 
																			
											| Surgical procedure on a joint by endoscopy | not specified | 5-810.3h |  | 
																			
											| Surgical procedure on a joint by endoscopy | not specified | 5-810.4h |  | 
																			
											| Surgical procedure on a joint by endoscopy | not specified | 5-810.50 |  | 
																			
											| Surgical procedure on a joint by endoscopy | not specified | 5-810.91 |  | 
																			
											| Surgical procedure on a joint by endoscopy | not specified | 5-810.9h |  | 
																			
											| Operation on the synovium by endoscopy (arthroscopy) | not specified | 5-811.0h |  | 
																			
											| Operation on the synovium by endoscopy (arthroscopy) | not specified | 5-811.1h |  | 
																			
											| Operation on the synovium by endoscopy (arthroscopy) | not specified | 5-811.20 |  | 
																			
											| Operation on the synovium by endoscopy (arthroscopy) | not specified | 5-811.31 |  | 
																			
											| Operation on the articular cartilage or on the cartilage discs (menisci) by endoscopy (arthroscopy) | not specified | 5-812.0h |  | 
																			
											| Operation on the articular cartilage or on the cartilage discs (menisci) by endoscopy (arthroscopy) | not specified | 5-812.7 |  | 
																			
											| Operation on the articular cartilage or on the cartilage discs (menisci) by endoscopy (arthroscopy) | not specified | 5-812.9h |  | 
																			
											| Operation on the articular cartilage or on the cartilage discs (menisci) by endoscopy (arthroscopy) | not specified | 5-812.fh |  | 
																			
											| Operation on the articular cartilage or on the cartilage discs (menisci) by endoscopy (arthroscopy) | not specified | 5-812.k0 |  | 
																			
											| Operation on the articular cartilage or on the cartilage discs (menisci) by endoscopy (arthroscopy) | not specified | 5-812.x1 |  | 
																			
											| Reconstructive operations on the tendons or ligaments in the knee joint by endoscopy (arthroscopy) | not specified | 5-813.3 |  | 
																			
											| Reconstructive operations on the tendons or ligaments in the knee joint by endoscopy (arthroscopy) | not specified | 5-813.4 |  | 
																			
											| Reconstructive operations on the tendons or ligaments in the knee joint by endoscopy (arthroscopy) | not specified | 5-813.a |  | 
																			
											| Surgical implantation of an artificial hip joint | not specified | 5-820.01 |  | 
																			
											| Surgical implantation of an artificial hip joint | not specified | 5-820.22 |  | 
																			
											| Re-operation, exchange or removal of an artificial hip joint | not specified | 5-821.11 |  | 
																			
											| Re-operation, exchange or removal of an artificial hip joint | not specified | 5-821.24 |  | 
																			
											| Re-operation, exchange or removal of an artificial hip joint | not specified | 5-821.42 |  | 
																			
											| Surgical implantation of artificial knee joint | not specified | 5-822.00 |  | 
																			
											| Surgical implantation of artificial knee joint | not specified | 5-822.81 |  | 
																			
											| Surgical implantation of artificial knee joint | not specified | 5-822.j1 |  | 
																			
											| Re-operation, exchange or removal of an artificial knee joint | not specified | 5-823.0 |  | 
																			
											| Re-operation, exchange or removal of an artificial knee joint | not specified | 5-823.1b |  | 
																			
											| Re-operation, exchange or removal of an artificial knee joint | not specified | 5-823.29 |  | 
																			
											| Re-operation, exchange or removal of an artificial knee joint | not specified | 5-823.f0 |  | 
																			
											| Surgical implantation of an artificial joint in the arm or shoulder | not specified | 5-824.01 |  | 
																			
											| Surgical removal of diseased intervertebral disc tissue | not specified | 5-831.0 |  | 
																			
											| Surgical removal of diseased intervertebral disc tissue | not specified | 5-831.9 |  | 
																			
											| Surgical removal of diseased bone or joint tissue in the spine | not specified | 5-832.x |  | 
																			
											| Surgical fixation of vertebrae using devices such as screws or plates | not specified | 5-835.b0 |  | 
																			
											|  | not specified | 5-836.34 |  | 
																			
											|  | not specified | 5-836.35 |  | 
																			
											| Surgical stiffening of the spine - spondylodesis | not specified | 5-836.50 |  | 
																			
											| Procedures on the spine for the treatment of pain, with the smallest possible incision into the skin and minimal tissue damage (minimally invasive) | not specified | 5-83a.00 |  | 
																			
											|  | not specified | 5-83b.52 |  | 
																			
											|  | not specified | 5-83b.54 |  | 
																			
											|  | not specified | 5-83b.70 |  | 
																			
											|  | not specified | 5-83w.0 |  | 
																			
											| Surgical incision into the muscles, tendons or their connective tissue sheaths | not specified | 5-850.65 |  | 
																			
											| Surgical incision into the muscles, tendons or their connective tissue sheaths | not specified | 5-850.c9 |  | 
																			
											| Reconstructive operations on the tendons | not specified | 5-854.39 |  | 
																			
											| Suturing or other operations on a tendon or a synovial sheath | not specified | 5-855.08 |  | 
																			
											| Suturing or other operations on a tendon or a synovial sheath | not specified | 5-855.18 |  | 
																			
											| Suturing or other operations on a tendon or a synovial sheath | not specified | 5-855.19 |  | 
																			
											| Suturing or other operations on a tendon or a synovial sheath | not specified | 5-855.81 |  | 
																			
											| Reconstructive operations on the connective tissue sheaths of muscles | not specified | 5-856.05 |  | 
																			
											| Other operations on the muscles, tendons, their connective tissue sheaths or bursae | not specified | 5-859.18 |  | 
																			
											| Other operations on the muscles, tendons, their connective tissue sheaths or bursae | not specified | 5-859.19 |  | 
																			
											| Other operations on the bone, muscles or joints | not specified | 5-869.2 |  | 
																			
											| Other surgical incision into the skin or subcutaneous tissues | not specified | 5-892.0a |  | 
																			
											| Other surgical incision into the skin or subcutaneous tissues | not specified | 5-892.0e |  | 
																			
											| Surgical removal of diseased tissue from the skin or subcutaneous tissues | not specified | 5-894.16 |  | 
																			
											| Surgical removal of diseased tissue from the skin or subcutaneous tissues | not specified | 5-894.1a |  | 
																			
											| Revision operations | not specified | 5-983 |  | 
																			
											| Non-surgical reduction of a dislocated joint without surgical fixation of the bone using devices such as screws or plates | not specified | 8-201.g |  | 
																			
											| Treatment of cardiac arrhythmias with electric shocks - defibrillation | not specified | 8-640.0 |  | 
																			
											| Transfusion of blood, red blood cells or platelets from a donor to a recipient | not specified | 8-800.c0 |  | 
																			
											|  | not specified | 8-831.00 |  | 
																			
											| Regional pain control by injecting an anaesthetic into a space in the spinal canal (epidural space) | not specified | 8-910 |  | 
																			
											| Interdisciplinary management for colonisation or infection with multiresistant germs (pathogens) | not specified | 8-987.11 |  | 
																			
											|  | not specified | 8-98g.10 |  | 
																			
											|  | not specified | 8-98g.11 |  | 
																			
											|  | not specified | 9-984.8 |  | 
																			
											|  | not specified | 9-984.b |  |