Knife Sharpeners, Not Specified
Twenty years of CPSC NEISS emergency-room records for this consumer product category, combined with demographic breakdowns, multi-year injury trends, and matching recall notices.
Containers, Tableware & Packaging · CPSC Code 444
Stable over 5 years
The verdict
Knife Sharpeners, Not Specified carry a danger score of 32/100 (low risk), driven by roughly 2,157 ER-treated injuries a year that are roughly flat over the last five years.
- 32/100
- danger score (low risk)
- 2,157
- ER visits per year (avg)
- 0.8%
- end in hospital admission
- 15-24
- most-injured age group
Every figure is rendered from the CPSC NEISS record for product code 444 - last data year 2024.
PlainSafety danger score
How this 32/100 score is built
The score is computed from four CPSC-derived factors for knife sharpeners, not specified - no opinion, no editorializing:
- Injury volume2,157 ER visits/yr
- Severity (hospitalization rate)0.8%
- Fatality rate0.00%
- 5-year trend-10%
See the full methodology for the exact weighting of each factor.
What the CPSC Data Shows
Knife Sharpeners, Not Specified (CPSC product code 444, in the Containers, Tableware & Packaging category) generate an estimated 2,157 emergency-room visits every year in the United States, adding up to roughly 43,137 ER-treated injuries across the 20-year span from 2005 to 2024. PlainSafety derives a danger score of 32/100 for this category (low risk), combining raw injury volume, demographic reach, severity of outcome, and multi-year trend. The five-year trajectory shows that injury counts are roughly flat over the last five years, with the busiest year on record being 2017 (3,385 estimated ER visits) and the quietest 2005 (1,009 estimated visits).
The single most common ER diagnosis for knife sharpeners, not specified is laceration to the finger, accounting for approximately 30,521 visits across the 20-year NEISS window, followed by laceration to the hand (6,594 cases). The 15-24 age group absorbs the largest share of injuries, about 7,990 cases over the NEISS window, and males appear slightly more often than the opposite sex in that cohort. Severity outcomes from the NEISS disposition field show that 0.8% of ER visits involving this product end in hospital admission or transfer.
Beyond the hospital-sampled NEISS projections, this page also aggregates 0 consumer incident reports filed directly on SaferProducts.gov, plus 20 anonymized ER narratives - together forming a layered picture of how knife sharpeners, not specified fail in real households. Every figure on this page comes from CPSC-published data: NEISS projects national estimates from a probability sample of about 100 U.S. hospital emergency departments, while SaferProducts.gov collects voluntary reports from consumers, manufacturers, and clinicians. The danger score, trend indicators, and demographic breakdowns update automatically when CPSC releases a new yearly NEISS file, which is why this page is dated 2024-12-31. For regulatory context, consult CPSC recall notices and the SaferProducts.gov public database linked below.
Annual Injury Estimates (2005–2024)
Source: CPSC NEISS national estimates CPSC NEISS national estimates Injuries represent ER-treated cases only
Who Gets Injured?
| Age Group | Male | Female | Total |
|---|---|---|---|
| 0-4 | 0 | 268 | |
| 5-14 | 1,660 | 156 | |
| 15-24 | 7,019 | 971 | |
| 25-34 | 6,365 | 1,482 | |
| 35-44 | 4,762 | 2,105 | |
| 45-54 | 5,475 | 1,782 | |
| 55-64 | 4,017 | 1,832 | |
| 65-74 | 2,308 | 1,294 | |
| 75+ | 1,070 | 493 |
Most Common Injuries
| Body Part | Diagnosis | Est. Injuries |
|---|---|---|
| Finger | Laceration | |
| Hand | Laceration | |
| Lower Arm | Laceration | |
| Wrist | Laceration | |
| Upper Leg | Laceration | |
| Finger | Avulsion | |
| Eyeball | Foreign Body | |
| Eyeball | Contusions, Abr. | |
| Lower Leg | Laceration | |
| Face | Laceration | |
| Knee | Laceration | |
| Upper Trunk | Laceration | |
| Head | Hematoma | |
| Hand | Puncture | |
| Finger | Contusions, Abr. |
Severity Breakdown
ER Visit Narratives
Real anonymized emergency room reports from the CPSC NEISS database.
37YOF COMES TO THE ER FOR A LACERATION. SHE SUSTAINED A LEFT THUMB LACERATION WHILE SHOPPING A KNIFE AT HOME. DX: LACERATION WITHOUT FOREIGN BODY LEFT THUMB WITHOUT DAMAGE TO NAIL
59YOF STATES THAT SHE WAS SHARPENING A KNIFE WHEN IT SLIPPED AND SHE CUT HER LEFT HAND DX: LACERATION OF LEFT HAND
59YOM PRESENTS WITH A THUMB LACERATION. HE WAS SHARPENING A KNIFE AND LACERATED THE LEFT FIRST DIGIT. ADMITS TO DRINKING ALCOHOL. NO BAL. DX: LACERATION OF THUMB
69 YOM WAS SHARPENING A KNIFE AND CUT R INDEX FINGER. DX FINGER LACERATION
40YOF TO ER FOR LEFT PALM LACERATION WHILE SHARPENING A KNIFE AT HOME, LACERATION IS 1 INCH IN LENGTH DX LACERATION OF LEFT HAND W/O FOREIGN BODY
41 YOM BIBA FROM HOME. HE WAS SHARPENING KNIVES TONIGHT WENT TO GRAB A KNIFE FROM A KNIFE BLOCK AND CUT HIS LEFT HAND. DX HAND LAC, HAND TENDON LAC
16YOM, ACCIDENTALLY CUT HIS RIGHT THUMB WHILE SHARPENING A KNIFE, DX: LACERATION OF SKIN OF RIGHT THUMB
15YOM, CUT HAND ON A KNIFE THAT WAS SHARPENING DX: LACERATION OF LEFT HAND
43YOM LAC HIS FINGER SHARPENING A KNIFE. DX: LAC FINGER
20YOM LAC FINGER SHARPENING A KNIFE. DX: LAC THUMB
46YOM LAC THUMB SHARPENING A KNIFE. DX: LAC THUMB
22YOM WAS SHARPENING A PUTTY KNIFE WHEN HE SLIPPED AND LACERATED HIS LEFT WRIST DX: LACERATION OF LEFT WRIST
Product Recalls
Search for active and past recalls related to knife sharpeners, not specified on the CPSC website.
Frequently Asked Questions
How dangerous are knife sharpeners, not specified?
Based on 20 years of CPSC data, knife sharpeners, not specified have a danger score of 32/100 (low risk). An estimated 2,157 ER-treated injuries occur annually in the U.S. related to this product category.
What are the most common injuries from knife sharpeners, not specified?
The most common injury is laceration to the finger, accounting for approximately 30,521 injuries over 20 years.
Are injuries from knife sharpeners, not specified increasing or decreasing?
Stable over 5 years.
Who is most at risk for knife sharpeners, not specified injuries?
The 15-24 age group accounts for the most injuries, with approximately 7,990 cases recorded over 20 years. Males are more frequently injured in this age group.
What happens when someone is injured by knife sharpeners, not specified?
Of all ER visits involving knife sharpeners, not specified, approximately 0.8% result in hospital admission. The majority of patients (99.2%) are treated and released from the emergency department.
How can I report a safety problem with knife sharpeners, not specified?
You can file a consumer incident report at SaferProducts.gov, the official CPSC reporting portal. Reports help the CPSC identify emerging hazards and trigger investigations or recalls. You can also call the CPSC hotline at 1-800-638-2772.
Related Products in Containers, Tableware & Packaging
Safety Guides
What this means for you
Treat the 32/100 score as relative risk between products, not your personal odds of injury.
- See where this category ranks against every other tracked product. Full rankings
- Injuries cluster in the 15-24 age group, take extra care if that describes your household.
- Check for active recalls on this product before you assume it is safe. CPSC recalls
NEISS estimates ER-treated injuries from a national probability sample of hospitals; they do not capture injuries treated elsewhere or not treated at all.
Data: CPSC National Electronic Injury Surveillance System (NEISS) 2005–2024 and SaferProducts.gov consumer incident reports. Injury estimates are based on a nationally representative probability sample of U.S. hospital emergency departments. This page is for informational purposes only and is not affiliated with the CPSC.
Read our methodology - how this data is sourced, scored, and verified.
