D-129

Internal Customer Feedback and Continual Improvement Procedure – Laboratory Services

Section D — Laboratory Operations and Specifications Revision 0 4 pages

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1.0 Purpose 
 
 The purpose of this procedure is to capture and act upon internal customer feedback related to
 laboratory services, supporting responsiveness, accuracy, and continuous improvement.
 
 2.0 Scope 
 
 This procedure applies to all feedback received from internal departments regarding lab testing
 services, communication, documentation, and results. 
 
 3.0 Responsibility 
 
 It is the responsibility of Lab Management or Lab Representative to ensure feedback is
 acknowledged, logged, and addressed. 
 
 It is the responsibility of Quality Management to monitor trends, lead corrective actions, and
 report during reviews. 
 
 It is the responsibility of Internal Departments to provide timely, constructive feedback on lab
 Services. 
 
 4.0 Definitions 
 
 Internal departments- Any department outside of the QC Laboratory in HBI Ion Labs
 
 5.0 References 
 
 ISO/IEC 17025:2017 Clause 8.6.2 
 
 6.0 Procedure 
 
 6.1 Submission 
 
 
 

[SOP 

 Standard Operating Procedure 
 SOP No Rev 
 Internal Customer Feedback and Continual Improvement Procedure D-129 0 Page 2 of3
 — Laboratory Services 
 6.1.1 Internal departments (Warehouse, Purchasing, Sales, Operations, etc) identify issues
 or improvement suggestions related to laboratory services. 
 
 6.1.2 Feedback is documented on the Internal Customer Feedback Form (D-129-F1).
 
 6.1.3. The completed form is submitted directly to the Lab Manager or Lab Representative,
 either: 
 
 6.1.3.1 Hand-delivered 
 
 6.1.3.2 Placed in a designated “Lab Feedback Inbox” (physical inbox)
 
 6.2 Logging and Acknowledgement 
 
 6.2.1 Lab Management or Lab Representative reviews the form for clarity and
 completeness. 
 
 6.2.2 The feedback form will be logged into a spreadsheet for acknowledgement of receipt.
 
 6.2.3 A copy of the form may be kept with the department that submitted it, depending on
 preference. 
 
 6.3 Evaluation 
 
 6.3.1 Lab Management reviews the issue and, if needed: 
 
 6.3.1.1 Speaks with lab staff involved 
 
 6.3.1.2 Collects more information from the submitting department
 
 6.3.2 For urgent items, actions may begin immediately before a formal response is written.
 
 6.4 Action and Resolution 
 
 6.4.1 The lab documents any follow-up actions on the original feedback form (e.g., actions
 taken, resolution, responsible person). 
 
 6.4.2 Ifno action is taken, a brief explanation is noted. 
 
 
 

[SOP 

 Standard Operating Procedure 
 SOP No Rev 
 Internal Customer Feedback and Continual Improvement Procedure D-129 0 Page 3 of 3
 — Laboratory Services 
 6.5 Retention 
 
 6.5.1 Completed forms are filed by the Lab Manager in a physical binder.
 
 6.5.2 These forms can be referred to during meetings or internal reviews.
 
 6.6 Trend Analysis and Review 
 
 6.6.1 On a regular basis (e.g., monthly or quarterly), the Lab Manager reviews the folder
 for: 
 
 6.6.1.1 Recurring issues 
 
 6.6.1.2 Delayed actions 
 
 6.6.1.3 Opportunities for improvement 
 
 6.7 Key findings may be shared informally with management or in scheduled lab meetings.
 
 7.0 Revision History 

| Rev | Date | Description of Changes | CCR # | By |
|-----|----------|------------------------|-------|----|
| 0 | 04/16/25 | New procedure N/A A.Shannon | - | - |

 
 

[SOP 

 @| )HBI":lon. Internal Customer Feedback Form 
 
 Form: D-126-F1 CCR No. N/A Revision: 0 
 
 Submitted By [Name/Title/Date] 
 
 Submitting Department L] Warehouse LJ Purchasing LI Sales 
 
 [] Operations I R&D UL Other 
 Nature of Feedback L] Delay (lJ Document Missing 
 L] Communication LJ Result Error LJ Other
 
 Description of Issue 
 
 Impact 
 
 Preferred Response Time [] Urgent LJ 3 business days UJ 10 business days
 
 Proposed Suggestion (if any) 
 
 Received By (Lab/QA) [Name/Title/Date] 
 
 Corrective Action Taken LI Yes LJ No 
 CAPA Reference (if applicable) L] N/A UO CAPA- 
 Completed By [Title/Signature/Date] 
 
 Approved By [Name/Title/Date]