Final answer:
The name of the handheld device used for data collection or retrieval in medical offices is a personal digital assistant (PDA).
Step-by-step explanation:
The handheld device used in medical offices for data collection or retrieval is known as a personal digital assistant (PDA). PDAs are portable devices that function as digital diaries or note takers, allowing healthcare professionals to access and document medical records on-the-go. These devices have been instrumental in improving the efficiency of data management in healthcare settings. While jump drives and CD-ROM drives are used for data storage and databases are systems for organizing data, PDAs specifically offer mobility and accessibility that support healthcare professionals in their daily work.