シミュレーション · Minimal Organization · City, health, knowledge, construction
University hospital
A university hospital as a walkable model: see where an emergency patient's time goes and why the strongest lever sits on the wards.
KLINIKUM WESTERBRÜCK is invented; triage mix, admission rate and length of stay are assumptions. With your hospital's data the model shows what is scattered today – such as actual arrivals per hour and triage level, or discharge times per ward.
This hospital patient flow simulation follows the emergency department of KLINIKUM WESTERBRÜCK, a fictional university hospital. Emergencies, operations and research share beds, theatres and labs – around the clock. Without a staffed bed available, a patient stays in the ED.
The path of an emergency: registration, five-level triage, doctor contact, lab and CT in parallel, results and decision, then bed search, ward, discharge planning and billing with the health insurer. As its target the model uses the UK benchmark of under four hours in the ED; Germany has no statutory target time for this.
With ‘Discharge by 11 am’, beds become available earlier in the day and waiting in the ED drops. If nurses are missing, minimum staffing rules force beds to close. The model shows processes, not medical recommendations. The page is for the board, nursing and medical directors, bed management and education.
An emergency is treated
- 01
ED registration: A patient arrives at the emergency department – walking in or by ambulance. Registration records the details.
- 02
Triage: Triage using the Manchester Triage System: five levels with target times until seeing a doctor.
- 03
Resuscitation room: A team treats the life-threatening case immediately.
- 04
Acute area: doctor: A doctor examines and orders lab tests and imaging.
- 05
Blood goes to the lab while a CT or X-ray is taken.
- 06
Central lab: The central lab measures blood values, e.g. a cardiac marker.
- 07
CT and X-ray: Radiology takes a CT or X-ray.
- 08
Both results are in.
- 09
Findings and decision: With the results the team decides: admit, straight to the catheter lab, or home.
- 10
Fast track: Minor cases are treated quickly in a separate area.
- 11
Again: CT and X-ray: An X-ray checks e.g. for a fracture.
- 12
Cardiac catheter: Heart attack: the blocked vessel is reopened in the catheter lab.
- 13
Bed allocation: The bed management centre looks for a free bed in the right clinic.
- 14
Surgical beds: Surgical ward: nursing, rounds, treatment.
- 15
Medical beds: Medical ward: nursing, rounds, treatment.
- 16
Neurology beds: Neurology ward, e.g. after a stroke.
- 17
ICU beds: Intensive care: monitored around the clock, often ventilated.
- 18
Again: Bed allocation: Bed management finds a bed on a normal ward.
- 19
Discharge management: Discharge management plans the transition: medication, discharge letter, rehab or care.
- 20
Handover to rehab or care home: A rehabilitation clinic or care home takes over.
How a hospital can use the model
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Internal communication
ED, diagnostics, theatres, intensive care, wards, administration and supply in one picture. The model links the backlog in the ED to the beds on the wards – a common starting point for every profession.
対象Board, nursing and medical directors, communications
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Onboarding
New doctors and nurses follow an emergency from the entrance to the ward and see which department takes over when. The eight-step tour explains the controls on the first visit.
対象New staff in the ED, on the wards and in patient management
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Training
Nursing students, medical students and paramedics trigger a flu wave or an IT outage and see how an emergency's paths branch: resuscitation room, fast track, cardiac cath lab, intensive care or general ward.
対象Nursing education, medical school, ambulance service
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Explaining to patients
‘Where the time goes’ separates treatment from waiting for a bed. It helps explain to patients, relatives and the public why the ED can take time.
対象Corporate communications, patient representatives, the public
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Strategic overview
Discharge by 11 am, staffed beds, doctors in the acute area, triage nurses and planned operations side by side: ‘What each control does’ shows where the strongest lever lies.
対象Board, medical controlling, building and site planning
What is shown – why – for whom
| 表示内容 | なぜ | 対象 |
|---|---|---|
| Diagram ‘What each control does’: discharge by 11 am, staffed beds, doctors, triage | なぜshows that the strongest lever lies on the wards | 対象Board, nursing director, medical director |
| Diagram ‘Where the time goes’ in the ED | なぜseparates treatment from waiting for a bed | 対象ED management, bed management |
| Diagram ‘How a case flows’: resuscitation room, fast track, cath lab, wards | なぜshows the paths of an emergency | 対象Education, ambulance service |
| Diagram ‘Where it gets tight’ when nurses are missing | なぜshows closed beds and the backlog | 対象Nursing directorate, workforce planning |
| Diagram ‘Where the site gets tight’: ED and ward tower | なぜshows the load in the buildings | 対象Building and site planning |
| Resources view: patients waiting in the ED | なぜmakes visible who is waiting for a bed | 対象ED management, the public |
| Process ‘A planned operation’ next to the emergency | なぜshows the competition for beds and theatres | 対象Theatre management |
Departments in the model
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Executive board
Medical director (chair), commercial director, nursing director and the dean of the faculty run the hospital together.
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Nursing directorate
Leads nursing professionally across all clinics – across the medical line (matrix).
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Finance, HR, purchasing
Plans budget, staff and purchasing; negotiates with insurers.
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Quality, hygiene, risk
Monitors infections, incidents and quality indicators and reports to the authorities.
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IT and hospital information system
Runs patient record, lab and radiology systems around the clock. Hospitals above a size are critical infrastructure.
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Patient and bed management
Admits patients and allocates beds – this decides whether emergencies wait in the ED for a bed.
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Emergency department
Accepts every emergency, triages urgency in five levels and treats until discharge or admission.
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Radiology
CT, X-ray and MRI for emergencies and planned examinations.
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Central laboratory
Analyses blood and samples; a cardiac marker is ready after about one hour (model assumption).
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Pathology and microbiology
Examines tissue and pathogens, e.g. for the tumour board.
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Central theatres and anaesthesia
Schedules theatres, anaesthetises, operates with the clinics and monitors in recovery.
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Cardiology
Treats heart attacks in the catheter lab around the clock.
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Intensive care
Cares for the most severe cases; a shortage here cancels planned operations.
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Department of surgery
Operates electively and in emergencies; three floors of wards in the tower.
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Department of internal medicine
Largest clinic: admits most emergencies.
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Neurology
Strokes and other diseases of the nervous system.
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Discharge management and social services
Plans the transition home, to rehabilitation or to a care home – required by law.
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Medical controlling and billing
Codes diagnoses and procedures and bills insurers.
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Pharmacy
Supplies all wards with medicines, including for trials.
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Sterile services
Cleans and sterilises instruments for every theatre.
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Logistics and facilities
Goods, meals, facilities, energy.
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Clinical trials and research
Plans clinical trials, obtains approvals and looks after trial patients.
All processes in the model
An emergency is treated
- 01ED registration: A patient arrives at the emergency department – walking in or by ambulance. Registration records the details.
- 02Triage: Triage using the Manchester Triage System: five levels with target times until seeing a doctor.
- 03Resuscitation room: A team treats the life-threatening case immediately.
- 04Acute area: doctor: A doctor examines and orders lab tests and imaging.
- 05Blood goes to the lab while a CT or X-ray is taken.
- 06Central lab: The central lab measures blood values, e.g. a cardiac marker.
- 07CT and X-ray: Radiology takes a CT or X-ray.
- 08Both results are in.
- 09Findings and decision: With the results the team decides: admit, straight to the catheter lab, or home.
- 10Fast track: Minor cases are treated quickly in a separate area.
- 11Again: CT and X-ray: An X-ray checks e.g. for a fracture.
- 12Cardiac catheter: Heart attack: the blocked vessel is reopened in the catheter lab.
- 13Bed allocation: The bed management centre looks for a free bed in the right clinic.
- 14Surgical beds: Surgical ward: nursing, rounds, treatment.
- 15Medical beds: Medical ward: nursing, rounds, treatment.
- 16Neurology beds: Neurology ward, e.g. after a stroke.
- 17ICU beds: Intensive care: monitored around the clock, often ventilated.
- 18Again: Bed allocation: Bed management finds a bed on a normal ward.
- 19Discharge management: Discharge management plans the transition: medication, discharge letter, rehab or care.
- 20Handover to rehab or care home: A rehabilitation clinic or care home takes over.
A planned operation
- 01Referral and appointment: A GP refers the patient for surgery; the clinic gives an appointment.
- 02Pre-admission: examination, lab and anaesthesia consultation on one day.
- 03Pre-admission clinic: The surgeon examines and informs.
- 04Central lab: Blood tests before surgery.
- 05Anaesthesia consultation: Anaesthesia consultation.
- 06Preparation complete.
- 07Indication: For tumours one doctor does not decide alone.
- 08Tumour board (weekly): The tumour board meets once a week.
- 09Theatre plan (daily 7 am): Theatre management schedules the rooms for the next day.
- 10Patient admission: Admission on the morning of surgery.
- 11Operation: The operation: surgery and anaesthesia together in the central theatres.
- 12Recovery room: Monitoring in recovery.
- 13ICU beds: Complication: monitoring in intensive care.
- 14Surgical beds: Surgical ward, mobilisation by physiotherapy.
- 15Discharge management: Discharge with letter, if needed rehab application.
- 16Coding: Coding the operation.
- 17Billing the insurer: The insurer pays.
- 18Complete.
A clinical trial
- 01Trial planning: A clinic has a research question; the trial unit checks feasibility and budget.
- 02Authority and ethics committee assess at the same time; contracts run in parallel.
- 03Assessment federal authority: The federal authority assesses the trial.
- 04Assessment ethics committee: The ethics committee reviews benefit, risk and consent.
- 05Contracts and funding: Contracts, insurance, funding.
- 06All answers are in.
- 07Trial decision: Approved, with conditions, or rejected.
- 08Address conditions: The trial unit addresses the conditions.
- 09The trial is not approved.
- 10Enrol and treat patients: Patients are enrolled and treated in the trial clinic.
- 11Analysis and publication: The faculty analyses and publishes.
- 12Results published.
What you can change
Controls
- ED demand: How many emergencies arrive per day.
- Triage nurses: Nurses for triage.
- Doctors in acute area: How many doctors treat at the same time.
- Staffed beds: Beds only count with nursing staff (minimum staffing rules).
- Planned operations: More planned operations occupy more beds – also for emergencies.
- Discharge by 11 am: Earlier discharge frees the bed for the ED in time (model assumption: half a day shorter).
Disruptions
- IT outage: Six hours on paper: registration, results and bed allocation take more than twice as long.
- Flu wave: For three days 40 % more emergencies – and nurses fall ill too.
- Nurses missing: If nurses are missing, beds must be closed under minimum staffing rules – the ED backs up.
What the model gives a hospital
-
01
Cause, not symptom
The queue forms in the ED, the cause sits with the beds. The model shows this link live, ward by ward.
-
02
See decisions before making them
Discharge by 11 am, more staffed beds or fewer planned operations: every control acts at once on the running simulation and its diagrams.
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03
One hospital, three processes
Emergency, planned surgery and clinical trial run side by side and share beds, theatres and labs, so the competition for resources becomes visible.
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04
Disruptions without patients
An IT outage, a flu wave or missing nurses can be triggered and observed without affecting anyone.
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05
For boardrooms and lecture halls
The simulation runs in the browser and can be projected onto large screens. A demo mode shows everything by itself, in a training session or in the lobby.
Basis and limits
Fictional university hospital · model based on researched structures and rules · no medical or operational statement about real hospitals
1 case = 1 patient · 1 figure ≈ 30 employees
All volumes, durations, rates and capacities are model assumptions for understanding, not values of a real hospital.
Distribution across triage levels, admission rate and length of stay (mean 4.5 days, national average about 7) are model assumptions.
Documented: five triage levels with target times (MTS), discharge management (§ 39 SGB V), pre-admission treatment (§ 115a SGB V), parallel assessment of trials (Reg. (EU) 536/2014), beds only with nursing staff (PpUGV).
The 4-hour target is a UK standard used as a benchmark; Germany has no statutory target for ED length of stay.
The faculty of medicine is shown outside as a separate legal entity.
Public sources the model is based on:
- NRW Universitätsklinikum-Verordnung (UKVO)
- SGB V (§§ 39, 108 ff., 115a, 275)
- Krankenhausfinanzierungsgesetz
- Manchester-Triage-System (DocCheck Flexikon)
- Verordnung (EU) 536/2014 über klinische Prüfungen
- ESC-Leitlinien akutes Koronarsyndrom
- Destatis: Krankenhäuser
- Pflegepersonaluntergrenzen-Verordnung
- BSI-Kritisverordnung
- NHS England: 4-hour A&E standard
Your hospital as a model
We fit the model to your ED, your wards and your processes. Talk to us about your questions and your data; we will send you the password for the simulation on request.
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Minimal Organization: Klinikum
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KLINIKUM WESTERBRÜCK is invented; triage mix, admission rate and length of stay are assumptions. With your hospital's data the model shows what is scattered today – such as actual arrivals per hour and triage level, or discharge times per ward.