User's Manual
1
FULL-DOOR LIGATURE ALARM
PRODUCT DATA SHEET
Detecting ligature attempts across the entire door.
TDS001
KEY FEATURES
The Full-door Ligature Alarm has been developed
specically for Mental Health inpatient environments to
alert staff of ligature attempts made across the entire
bedroom door.
Integrating seamlessly into Safehinge Primera (SHP)
bedroom doorsets, the alarm turns the door into a
large ‘weighing scale’ sensing vertical weight changes -
addressing the limitations of existing door top alarms.
The current intermittent observation of service users
leaves blind spots of, for example, 14 minutes and 50
seconds every 15 minutes - this accumulates to 23hrs
44mins per day of ‘blind spots’. The Full-door Ligature
Alarm is designed as a supplementary aid to help reduce
risk in these ‘blind spots’ and is not a replacement
for good clinical risk assessment and management
practices.
The Door Alarm intelligently lters out most false alarms
by differentiating between everyday behaviours (such
as locking the door) and ligature attempts. With active
fault detection, staff are instantly alerted if the system
detects a fault condition.
The Door Alarm is connected directly into an existing
staff alarm system by an approved installer. Throughout
its life, the Door Alarm will require regular simple
PRODUCT OUTLINE
Discreet - only the cover plate is visible to the service
user, reducing ligature learning
Active fault detection - the system continuously
monitors itself to detect fault conditions, it can then
instantly alert ward staff to any problems
Connects to existing Staff Alarm- ligature alarms are
sounded and displayed by and responded to via the
Staff Alarm system providing continuity for ward staff
Filters false alarms - the algorithm has been developed
to detect ligature events whilst minimising false alarms
Wireless Transmitter module - the transmitter unit is
wireless, reducing time and disruption required to install
Remote Support and Data Logging - non personally
identiable information data is collected to aid in the
maintenance of the Door Alarm. Enabling both remote
support capability and the ability to review historical
data
Disclaimer
The Full-door Ligature Alarm is designed to provide extra monitoring of the doors it is installed on - it helps monitor the
door for certain types of load in the periods between intermittent observation. It is not a substitute for normal supervisory
procedures in relation to people at risk nor is its presence a guarantee that self-harm events cannot take place. It is the
customer’s responsibility to fully assess the suitability of the product for the environment in which it is installed and ensure
it is used as one of a range of measures to improve the safety of people deemed to be at risk. The product has a scope of
performance as outlined below and, if it is not maintained, actual performance can differ. It is the customer’s responsibility to
understand and regularly test the door alarm function and then put the necessary procedures in place commensurate with the
risk to complement the door alarm coverage.
health checks by the building occupants to ensure
that it is performing consistently. Details or the simple
test procedure are available on request. In addition,
we strongly recommend entering a Service Level
Agreement (SLA) with SHP that will provide regular in-
depth maintenance checks and ongoing support for this
lifesaving product.