Consents that protect your practice
Electronic signature with complete evidence (date, IP, device, and document hash), procedure templates. Zero paper, everything traceable.
From vulnerable paper to digital protection
Paper consents get lost. Signatures are questioned. No traceability of when, where, and how it was signed. High legal risk.
Nevatal digitizes consents with electronic signature that captures exact timestamp, IP address, device type, and generates cryptographic hash. Legally valid under Law 527/1999. Complete traceability for audits or litigation.
Electronic signature, not paper
Within the framework of Law 527 of 1999, with recorded evidence of every signature
Complete traceability
Timestamp, IP, device, cryptographic hash
Customizable templates
Per procedure and customizable
Key Features
Customizable Templates
Library of consent templates by procedure. Customize text, add specific clauses, version changes.
Included templates:
- •Botulinum toxin
- •Dermal fillers
- •Chemical peel
- •Laser
- •Dermatological treatments
- •Dental procedures
- •Aesthetic surgeries
Customization:
- -Full text editor
- -Add/remove sections
- -Your clinic logo
- -Variable fields (patient name, date, etc.)
- -Automatic versioning
Electronic Signature with Traceability
Signature capture with complete metadata: exact date/time, IP address, device type, and browser.
Captured metadata:
- •ISO 8601 timestamp with timezone
- •Signer's IP address
- •Device type (mobile/desktop)
- •Browser and version
- •Document cryptographic hash
- •Browser platform and origin
Evidence and legal framework:
- -Electronic signature within the framework of Law 527 of 1999
- -Document hash with tamper detection
- -Audit record of every signature event
Witness Signature
For procedures requiring a witness, capture additional signature with separate traceability.
Functionality:
- -Optional witness field per template
- -Witness data (name, ID)
- -Signature with independent metadata
- -Relationship with patient recorded
Consent States
State tracking: Pending → Signed → Declined → Expired.
States:
- •Pending: Sent, awaiting signature
- •Signed: Completed and archived
- •Declined: Patient rejected procedure
- •Expired: Not signed within established timeframe
Alerts:
- -Pending consents pre-appointment
- -Upcoming expirations
- -Tracking of declined
WhatsApp or Email Delivery
Send consent for signature prior to appointment. Patient signs from their phone.
Flow:
- •Doctor generates consent
- •Sends via WhatsApp or email
- •Patient opens link
- •Reads consent
- •Signs electronically
- •Automatic confirmation to doctor
Complete Patient History
All patient consents organized chronologically with quick access.
View includes:
- -Signature date
- -Procedure
- -Status
- -Template version used
- -Signature metadata
- -Downloadable PDF
Template Versioning
Template version control. Records which version each patient signed.
Functionality:
- -Change history
- -Date of each version
- -Which patients signed which version
- -Restore previous version
Benefit: Complete legal traceability
Export and Backup
Export signed consents with complete metadata for external backups.
Formats:
- -Individual PDF with metadata
- -ZIP of multiple consents
- -JSON with complete traceability
- -Consolidated report by period
Use Cases
Case 1: Botulinum Toxin
Situation: New patient for facial treatment
Flow:
- •Reception sends consent via WhatsApp
- •Patient reads at home calmly
- •Signs from their phone
- •System records: Dec 15, 2024, 8:34pm, IP: 190.x.x.x
- •Doctor sees confirmation before appointment
- •Proceeds with legal security
Case 2: Surgical Procedure
Situation: Surgery with witness required
Flow:
- •Consent in office
- •Patient signs on tablet
- •Witness (family member) signs next
- •Both signatures with independent metadata
- •PDF generated automatically
- •Archived in medical record
Case 3: Regulatory Audit
Situation: Ministry requests evidence of consents
Flow:
- •Export consents from period
- •Includes complete metadata
- •Cryptographic hash verifies integrity
- •Timestamps prove pre-procedure signature
- •Audit approved
Legal Compliance
Law 527 of 1999 - Electronic Signature
Law 527 of 1999 recognizes the electronic signature as a mechanism with legal effects in Colombia.
Law 1581 of 2012 - Data Protection
Informed consent for processing of personal medical data.
Resolution 2003 of 2014
Requirements for informed consent in health services.
Frequently Asked Questions
Is the electronic signature legally valid?
Law 527 of 1999 recognizes the electronic signature in Colombia. Nevatal records the evidence of every signature — date, IP, device, and a document hash that detects any tampering — so you can prove it whenever you need to.
Can I modify the templates?
Yes, completely. Editor included, automatic versioning.
What if the patient doesn't have a phone?
Sign on office tablet/computer. Same legal value.
Can signatures be forged?
No. Metadata + cryptographic hash prevent forgery.
How long are they stored?
Indefinitely. Automatic backups, permanent access.
Can I print signed consents?
Yes. Downloadable PDF with visible metadata.
Does it work for minors?
Yes. Parent/guardian signature with relationship field.
Do consents expire?
Configurable per template. Example: valid for 1 year.
Protect your practice with digital consents
In 10 minutes: create a template, send it via WhatsApp, and collect the electronic signature with all its evidence.