175362007: Carotid and/or cerebral and/or subclavian artery operations (procedure)

Status: retired, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 01-Dec 2023. Module: SNOMED CT core

Descriptions:

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Is a	Procedure on artery	false	Inferred relationship	Existential restriction modifier (core metadata concept)
intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Procedure site	Structure of carotid and/or cerebral and/or subclavian artery (body structure)	false	Inferred relationship	Existential restriction modifier (core metadata concept)	1
intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Is a	Vascular surgery procedure	false	Inferred relationship	Existential restriction modifier (core metadata concept)
intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Method (attribute)	Surgical action	false	Inferred relationship	Existential restriction modifier (core metadata concept)	1
intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Procedure site	Structure of carotid and/or cerebral and/or subclavian artery (body structure)	false	Inferred relationship	Existential restriction modifier (core metadata concept)	1
intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Method (attribute)	Surgical action	false	Inferred relationship	Existential restriction modifier (core metadata concept)	1
intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Is a	Procedure on body region (procedure)	false	Inferred relationship	Existential restriction modifier (core metadata concept)

Inbound Relationships	Type	Active	Source	Characteristic	Refinability	Group
Creation of aortosubclavian shunt (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Reconstruction of brachial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Reconstruction of subclavian artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Clipping of aneurysm of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Angioscopy of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Percutaneous thrombolysis of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Axillobifemoral bypass graft	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Removal of embolus from intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Percutaneous embolization of choroidal artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Axillary-femoral arterial bypass (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Repair of aneurysm with graft of subclavian artery by thoracic incision	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Repair of aneurysm with graft of axillary-brachial artery of arm by incision	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Thrombectomy with catheter of brachial artery by arm incision	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Direct repair of aneurysm with graft of subclavian artery by neck incision	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Thrombectomy with catheter of subclavian artery by arm incision	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Ligation of carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Endarterectomy of vertebral artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Ligation of vertebral artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Angioplasty of external carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Embolization of external carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Insertion of carotid artery stent	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
angioplastie d'une artère vertébrale	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Embolectomy of carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Patch repair of carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Patch repair of vertebral artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Stripping of carotid sinus	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Intracarotid amobarbital test	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Creation of carotid-vertebral artery shunt (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Injection of anesthetic agent into carotid sinus	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Creation of carotid-subclavian shunt	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Creation of carotid-carotid shunt	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Insertion of carotid pacemaker	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Angiography of carotid artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Repair of aneurysm with graft of vertebral artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Stimulation of carotid sinus	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Creation of aortocarotid shunt	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Carotid endarterectomy (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Introduction of catheter into vertebral artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Exteriorization of carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Tracing of carotid pulse with ECG lead	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Bypass of carotid artery to carotid artery using vein graft	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Exploration of carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Creation of subclavian-vertebral artery shunt	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Introduction of catheter into carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Perfusion of carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Reconstruction of carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Replacement of carotid artery using graft	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Operation on aneurysm of carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Transluminal operations on carotid artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Percutaneous transluminal angioplasty of carotid artery using fluoroscopic guidance with contrast (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Operation on aneurysm of vertebral artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Electrical carotid sinus stimulation	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Reconstruction of vertebral artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Decompression of subclavian artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Decompression of axillary artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Axillobiprofunda bypass graft	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
angioplastie de l'artère carotide interne	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Repair of internal carotid artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Endarterectomy and angioplasty of internal carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Endarterectomy and angioplasty of external carotid artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Embolectomy with catheter of brachial artery by arm incision	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Percutaneous transluminal catheter embolectomy of carotid artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Open embolectomy of cerebral artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
angioplastie d'une artère vertébrale	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Patch repair of vertebral artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Incision of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Repair of aneurysm with graft of vertebral artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Intracranial gas endarterectomy	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Operative procedure on cerebral aneurysm	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Surgical occlusion of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Reconstruction of cerebral artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Reconstruction of circle of Willis	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Operation on aneurysm of vertebral artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Reconstruction of vertebral artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Clipping of aneurysm of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Anastomosis of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Angioplasty of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Diagnostic intravascular ultrasound of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Laser recanalization of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Excision of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Fluoroscopy guided percutaneous transluminal angioplasty of cerebral artery with contrast	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
angioplastie fluoroscopique d'artère carotide	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
implantation d'artères systémiques dans le myocarde, opération de Vineberg	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Single anastomosis of mammary artery to left anterior descending coronary artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Ligation of intracranial aneurysm	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Percutaneous thrombolysis of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Creation brachiocephalic fistula	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Percutaneous thrombolysis of subclavian artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Percutaneous thrombolysis of brachial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Anastomosis of carotid-subclavian artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Ligation of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Embolectomy with catheter of subclavian artery by arm incision (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Fluoroscopic angiography with contrast and thrombolysis of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Endarterectomy and patch repair of subclavian artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Repair of aneurysm with graft of subclavian artery by thoracic incision	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Endarterectomy of intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Closure of prosthetic shunt to pulmonary artery from subclavian artery (procedure)	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Thrombectomy with catheter of brachial artery by arm incision	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Trapping of intracranial aneurysm	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Reinforcing of wall of intracranial aneurysm	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)
Percutaneous removal of foreign body from intracranial artery	Is a	False	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	Inferred relationship	Existential restriction modifier (core metadata concept)

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Reference Sets

PARTIALLY EQUIVALENT TO association reference set (foundation metadata concept)

Concept inactivation indicator attribute value reference set (foundation metadata concept)

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Id	Description	Lang	Type	Status	Case?	Module
271527011	Carotid, cerebral and subclavian artery operations	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
1470650010	Carotid and/or cerebral and/or subclavian artery operations (procedure)	en	Fully specified name	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
1489749016	Carotid and/or cerebral and/or subclavian artery operations	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
271527011	Carotid, cerebral and subclavian artery operations	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
271527011	Carotid, cerebral and subclavian artery operations	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
557903018	Carotid, cerebral and subclavian artery operations (procedure)	en	Fully specified name	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
1470650010	Carotid and/or cerebral and/or subclavian artery operations (procedure)	en	Fully specified name	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
1470650010	Carotid and/or cerebral and/or subclavian artery operations (procedure)	en	Fully specified name	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
1489749016	Carotid and/or cerebral and/or subclavian artery operations	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
1489749016	Carotid and/or cerebral and/or subclavian artery operations	en	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT core
4815861000241114	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module
4815861000241114	intervention chirurgicale d'une artère carotide, cérébrale et/ou sous-clavière	fr	Synonym (core metadata concept)	Active	Entire term case insensitive (core metadata concept)	SNOMED CT Switzerland NRC maintained Module