Intermittent urinary catheterization by inserting through the urethra to pass urine from the bladder.
Device Story
Disposable sterile urethral catheter; used for intermittent urine drainage. Device inserted through urethra into bladder; urine drains through eyelets into funnel-shaped connector for collection. Available in three forms: conventional uncoated, hydrophilic coated, and hydrophilic coated with integrated water pocket. Used in clinical or home settings by patients or healthcare providers. PVC construction; hydrophilic coating (PVP) reduces friction. Distal tip options include straight or coude. EO sterilization for catheter; gamma radiation for water pocket. Facilitates bladder emptying for patients with urinary retention or inability to void normally.
Clinical Evidence
Bench testing only. Performance verified against ASTM F623-99, EN 1616:1997, ISO 20969:2018, and ISO 11070:1998. Testing included flow rate, tensile strength, kink stability, coating lubricity, and connector security. Biocompatibility confirmed via ISO 10993-5 (cytotoxicity) and ISO 10993-10 (sensitization/irritation). Sterilization validated per ISO 11135 and ISO 11137.
Technological Characteristics
Materials: Polyvinyl chloride (PVC) shaft, PVP hydrophilic coating. Dimensions: 8-18 Fr; lengths 20cm (female), 30cm (pediatric), 40cm (male). Design: Tubular shaft, straight or coude tip, two eyelets, color-coded funnel connector. Sterilization: Ethylene Oxide (catheter), Gamma Irradiation (water pocket). Standards: ASTM F623-99, EN 1616:1997, ISO 20969:2018, ISO 11070:1998, ISO 10993 series.
Indications for Use
Indicated for intermittent urinary catheterization in male, female, and pediatric patients (greater than 2 years of age) to pass urine from the bladder.
Regulatory Classification
Identification
A urological catheter and accessories is a flexible tubular device that is inserted through the urethra and used to pass fluids to or from the urinary tract. This generic type of device includes radiopaque urological catheters, ureteral catheters, urethral catheters, coudé catheters, balloon retention type catheters, straight catheters, upper urinary tract catheters, double lumen female urethrographic catheters, disposable ureteral catheters, male urethrographic catheters, and urological catheter accessories including ureteral catheter stylets, ureteral catheter adapters, ureteral catheter holders, ureteral catheter stylets, ureteral catheterization trays, and the gastro-urological irrigation tray (for urological use).
Predicate Devices
Teleflex Medical Rusch FloCath Quick Urological Catheter (K183461)
Submission Summary (Full Text)
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June 1, 2020
Hangzhou Jimushi Meditech Co., Ltd. % Wei-Shan Hsu Regulatory Manager Vee Care (Asia) Limited 17th Chung Pont Commercial Building, 300 Hennessy Road Hong Kong China
Re: K200134
Trade/Device Name: Jimushi Sterile Urethral Catheter for single use Regulation Number: 21 CFR§ 876.5130 Regulation Name: Urological Catheter and Accessories Regulatory Class: II Product Code: GBM Dated: April 24, 2020 Received: April 24, 2020
Dear Wei-Shan Hsu:
We have reviewed your Section 510(k) premarket notification of intent to market the device referenced above and have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to legally marketed predicate devices marketed in interstate commerce prior to May 28, 1976, the enactment date of the Medical Device Amendments, or to devices that have been reclassified in accordance with the provisions of the Federal Food, Drug, and Cosmetic Act (Act) that do not require approval of a premarket approval application (PMA). You may, therefore, market the device, subject to the general controls provisions of the Act. Although this letter refers to your product as a device, please be aware that some cleared products may instead be combination products. The 510(k) Premarket Notification Database located at https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpmn/pmn.cfm identifies combination product submissions. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration. Please note: CDRH does not evaluate information related to contract liability warranties. We remind you, however, that device labeling must be truthful and not misleading.
If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, Title 21, Parts 800 to 898. In addition, FDA may publish further announcements concerning your device in the Federal Register.
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Please be advised that FDA's issuance of a substantial equivalence determination does not mean that FDA has made a determination that your device complies with other requirements of the Act or any Federal statutes and regulations administered by other Federal agencies. You must comply with all the Act's requirements, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Part 801); medical device reporting of medical device-related adverse events) (21 CFR 803) for devices or postmarketing safety reporting (21 CFR 4, Subpart B) for combination products (see https://www.fda.gov/combination-products/guidance-regulatory-information/postmarketing-safety-reportingcombination-products); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820) for devices or current good manufacturing practices (21 CFR 4, Subpart A) for combination products; and, if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.
Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to https://www.fda.gov/medical-device-safety/medical-device-reportingmdr-how-report-medical-device-problems.
For comprehensive regulatory information about medical devices and radiation-emitting products, including information about labeling regulations, please see Device Advice (https://www.fda.gov/medicaldevices/device-advice-comprehensive-regulatory-assistance) and CDRH Learn (https://www.fda.gov/training-and-continuing-education/cdrh-learn). Additionally, you may contact the Division of Industry and Consumer Education (DICE) to ask a question about a specific regulatory topic. See the DICE website (https://www.fda.gov/medical-device-advice-comprehensive-regulatoryassistance/contact-us-division-industry-and-consumer-education-dice) for more information or contact DICE by email (DICE@fda.hhs.gov) or phone (1-800-638-2041 or 301-796-7100).
Sincerely.
for Purva Pandya Acting Assistant Director DHT3B: Division of Reproductive, Gynecology and Urology Devices OHT3: Office of GastroRenal, ObGyn, General Hospital and Urology Devices Office of Product Evaluation and Ouality Center for Devices and Radiological Health
Enclosure
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#### Indications for Use
510(k) Number (if known) K200134
Device Name
Jimushi Sterile Urethral Catheter for single use
Indications for Use (Describe) Intermittent urinary catheterization by inserting through the urethra to pass urine from the bladder.
Type of Use (Select one or both, as applicable)
X Prescription Use (Part 21 CFR 801 Subpart D)
| Over-The-Counter Use (21 CFR 801 Subpart C)
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#### K200134
# 510(k) Summary
### 1. Date Prepared
May 27th, 2020
### 2. Submitter's Information
Name of Sponsor: Hangzhou Jimushi Meditech Co.,Ltd. Address: 5F, Building 2, No.12 Longtan Road, Canggian Street, Yuhang District, Hangzhou, Zhejiang, China Contact Name: Fenlong Wu Telephone No.: +86-571-85857559
# 3. Trade Name, Common Name, Classification
Trade Name: Jimushi Sterile Urethral Catheter for single use Common Name: Catheter, Urethral Regulation classification name: Urological catheter and accessories Regulation number: 21 CFR 876.5130 Product code: GBM Device Class: Class II
# 4. Identification of Predicate Device(s)
K183461 Teleflex Medical Rusch FloCath Quick Urological Catheter
# 5. Description of the Device
Jimushi Sterile Urethral Catheter for single use is a disposable sterile catheter intended to be inserted through the urethra to the bladder for urine drainage. The target users are children (greater than 2 years of age), women and men.
This product is supplied in three slightly different forms:
- 1) Common model (conventional uncoated type)
- 2) Hydrophilic coated model
- 3) Hydrophilic coated with water pocket model
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The catheter body is made of polyvinyl chloride (PVC) with or without hydrophilic coating. The distal end is either a smooth closed straight or coude tip with two eyelets for efficient drainage. The color-coded funnel shaped connector at the proximal end can be connected to a urine collection container.
The catheter body is sterilized by EO, where the water pocket in some models is pre-sterilized by radiation.
### 6. Indication for Use
Intermittent urinary catheterization by inserting through the urethra to pass urine from the bladder.
# 7. Similarities and Differences of the Proposed Devices to the Predicate Devices
The subject device Jimushi Sterile Urethral Catheter for single use is substantially equivalent to the predicate device with respect to the intended use, technology and construction. The differences between the predicate and the subject device are minor and any risks have been mitigated through testing. The below table summarizes the differences between the subject and predicate device.
The subject device is substantially equivalent to the predicate device:
| | Subject Device | Predicate Device | |
|---------------|--------------------------------------------------------|----------------------------------------------|---------------------------------|
| Manufacturer | Hangzhou<br>Jimushi Meditech<br>Co.,Ltd. | Teleflex Medical,<br>Inc. | Similarities and<br>Differences |
| Trade Name | Jimushi Sterile<br>Urethral Catheter<br>for single use | Rusch FloCath<br>QuickUrological<br>Catheter | |
| 510(k) number | N/A | K183461 | -- |
| Device Class | Class II | Class II | Same |
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K200134
Page 3 of 6
K200134
| Product Code | GBM | GBM | Same |
|----------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------|
| Device<br>classification<br>Name | Urological<br>Catheter and<br>Accessories | Urological Catheter<br>and Accessories | Same |
| Regulation<br>number | 876.5130 | 876.5130 | Same |
| Indications for Use | Intermittent<br>urinary<br>catheterization by<br>inserting through<br>the urethra to<br>pass urine from<br>the bladder. | Rusch FloCath<br>Quick Urological<br>Catheter is a<br>tubular device that<br>is inserted through<br>the urethra to pass<br>urine from the<br>bladder. | Same |
| Contraindications | -Acute urethritis<br>-Acute prostatitis<br>-Acute<br>epididymitis<br>-Patients with PVC<br>or Gel allergy<br>-Patients are in<br>menstrual period<br>-Patients have<br>calcareous<br>urolithiasis | -Insurmountable<br>Urethral<br>obstructions<br>-Urethral injuries<br>-Urethral<br>inflammation | Similar |
| Population | Male, Female and<br>Pediatric | Adult and<br>Pediatric, Male and<br>Female | Same |
| Size range | 8-18 Fr. | 6-20 Fr. | Similar<br>The size of the<br>subject device<br>ranges within<br>that of the<br>predicate<br>device. |
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| Overall length | Male: 40cm<br>Female: 20cm<br>Pediatric: 30cm | 40 cm | Similar |
|--------------------|------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Shaft | Tubular | Tubular | Same |
| Shaft Material | PVC | PVC | Same |
| Coating | Hydrophilic (PVP) | Hydrophilic (PVP) | Same |
| Tip | Straight and<br>Coude | Nelaton, Olive, or<br>Tiemann tip | Similar |
| Eyelets | Yes | Yes | Same |
| Liquid for wetting | Purified water | 0.9% Sterile saline<br>solution | Different<br>Both purified<br>water and 0.9%<br>saline are<br>effective for<br>activating<br>hydrophilic<br>coating for a<br>safe, smooth and<br>comfortable<br>catheterization. |
| Biocompatibility | ISO10993-5<br>Cytotoxicity<br>ISO 10993-10<br>Sensitization<br>ISO 10993-10 Skin<br>Irritation | ISO10993-5<br>Cytotoxicity<br>ISO 10993-10<br>Sensitization<br>ISO 10993-10 Skin<br>Irritation | Same |
| Primary Packaging | Paper and film<br>peel back | Paper and film peel<br>back | Same |
| Single use | Yes | Yes | Same |
| Sterile | Yes | Yes | Same |
| Sterilization | Ethylene Oxide<br>* Water pocket is<br>sterilized by<br>gamma radiation<br>in advance | Ethylene Oxide | Both are<br>sterilized to SAL<br>10-6 level. |
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The basic technological and operating principles are the same for both devices. Both the predicate and subject devices have the same intended use. Both the subject and predicate devices are intended for similar patient populations- male, female and pediatric. Both the subject and predicate devices are disposable, sterile, single patient use devices. As evidenced by comparison Table above, the subject Jimushi Sterile Urethral Catheter for single use is substantially equivalent to the predicate device.
It is reasonable that there are some differences between the subject device and its predicate. The differences between the subject device and its predicate do not affect the safety and effectiveness.
### 8. Non-clinical Performance Data
The bench testing performed verifies that the performance of the subject device is substantially equivalent in terms of critical performance characteristics to the predicate device. These tests include:
| Testing Performed | Reference to Standard | Results |
|------------------------|------------------------------------------------------------------|---------|
| Visual Inspection | NA | Pass |
| Flow Rate | ASTM F623- 99 (Reapproved 2013),<br>EN 1616:1997, ISO 20969:2018 | Pass |
| Product length | ISO 20969:2018 | Pass |
| ID/OD | ASTM F623- 99 (Reapproved 2013),<br>EN 1616:1997 | Pass |
| Eyelets dimensions | NA | Pass |
| Angle of the coude tip | NA | Pass |
| Strength | ISO 20969:2018 | Pass |
| Peak tensile force | ISO 20969:2018 | Pass |
| Bending resistance | YY-0325:2016 | Pass |
| Kink stability | ISO 20969:2018 | Pass |
| Connector security | ISO 20969:2018 | Pass |
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| Coating appearance and<br>length | NA | Pass |
|----------------------------------------------------------|-----------------------------------------------------------|------|
| Adhesion of coating | ISO11070:1998 | Pass |
| Lubricity of coating | NA | Pass |
| Water volume, pressure<br>performance of water<br>pocket | NA | Pass |
| Water quality of the<br>water pocket | USP23 | Pass |
| Biocompatibility Testing | ISO 10993-1:2009<br>ISO 10993-5:2009<br>ISO 10993-10:2010 | Pass |
| Sterilization | ISO 11135: 2014<br>ISO 11137-1: 2006 | Pass |
The subject device was tested to the requirements of EN 1616:1997, ISO 20969:2018 and ASTM F623:2013.
Cytotoxicity, Sensitization and Irritation were performed to demonstrate biocompatibility of the patient contacting materials.
The subject device is sterilized using Ethylene Oxide method and the water pocket is sterilized using Gamma Irradiation method in advance. The respective sterilization validations performed are ETO overkill method and the dose audit study.
Overall, the results are comparable to the predicate and support a determination of substantial equivalence.
#### 9. Conclusion
The Jimushi Sterile Urethral Catheter for single use has the same intended use and technological characteristics as the predicate. Test results demonstrate that the subject devices meet their intended use and performs as well as the legally marketed predicate device. It is for these reasons that the subject device can be found substantially equivalent.
Two short videos show you everything — or skip straight to the written tutorial if you'd rather read. You can reopen this any time from the Tutorial button in the top bar.
Part 1 — Search, results, and everyday workflows 16 min
Part 2 — Embeddings: the galaxy map 3 min
1. Search: exact and fuzzy
Type a phrase like "coronary artery calcification" into the search box. You get two kinds of results. Exact results match the literal phrase — prefix searches work ("coronary artery calcificati") but suffix searches do not. Fuzzy results match on the meaning and intent of your phrase rather than the exact words, and are sorted by relevance score. Hover over the Exact or Fuzzy badge on any row to see exactly why it matched.
Use the checkboxes above the results to narrow: SaMD keeps only software-only devices, AI / ML keeps only devices with AI.
Exact vs. fuzzy search: what's the difference?
Exact matches on the literal phrase (prefix search works, suffix does not). Fuzzy matches on the meaning and intent of the phrase rather than the exact words. Hover over the badge on any row to see why it matched.
You search "coronary artery calcification" and want only software devices with AI. What two filters do you apply?
Narrow by SaMD (software-only devices), then narrow by AI/ML (devices with AI).
2. The results table
Scroll right in the results table. The intended use is extracted for you — no need to open the PDF. The device story gives a high-level snapshot of what the device does and how it's used. The AI Performance sub-table shows each output name, acceptance criteria, observed values, and development/test dataset descriptions — the same format Innolitics uses for regulatory strategy outputs, and the fastest high-level fingerprint of an AI device. It is AI-generated but has been very reliable in practice.
Where do you find a device's intended use without opening the PDF?
Scroll right in the search results table. The intended use column is extracted for you; no need to dig into the 510(k) summary PDF.
What does the AI Performance sub-table show, and why is it useful?
Output name, acceptance criteria, observed values, development dataset description, and test dataset description. It's the same format we use for regulatory strategy output and Fast 510(k) input, and the fastest high-level fingerprint of an AI device. AI-generated but reliable in practice.
3. Judging fuzzy relevance
Fuzzy results trail off in relevance as you scroll. Use three signals to decide how far down to go: the fuzzy badge explanations, the intended use column, and whether your target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, you're past the relevant zone. A top hit with a low score (~0.4) and a stretched explanation is a hint the closest predicates are far away — the project may be headed for De Novo. Note the fuzzy search is a pattern match: it doesn't handle negation ("not") well, and hardware devices can appear — filter by SaMD/AI ML to cut them.
How do you judge how far down fuzzy search results to go?
Use the relevancy signals: the fuzzy badge explanations, the intended use column, and whether the target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, results are trailing off in relevancy.
4. Device detail page: chat and citations
Click a device name to open its detail page: device facts on the left, a chat window on the right. Ask something like "Describe the training data". The answer carries little citation bubbles — click one to jump to the highlighted passage in the source PDF, so you can verify every AI answer against the document. There's also a Download PDF button for sharing.
How do you verify an AI chat answer on the device detail page?
Click the citation bubbles to jump to the relevant highlight in the source document.
Reading rule for every project: how many summaries do you read in full?
At least the three most relevant 510(k) or De Novo summaries, in full. After that, use targeted chat questions to confirm your memory quickly. The tool supports this professional habit — it doesn't replace it.
5. Side-by-side comparison
Select multiple rows in the results table (aim for under ~10), then open the PDF Viewer tab. Ask one question — it goes to all selected devices in parallel, each with citations. This is the fastest way to compare and contrast devices: training data, PCCP scope, how they handled adding new scanners, and so on.
What does the side-by-side PDF viewer mode do?
Select multiple devices, open the PDF viewer tab, and ask one question (e.g., "Describe the training data"). It queries all selected devices simultaneously with citations, so you can compare and contrast quickly.
6. Collections
With rows selected, go to the Collections tab and create a labeled collection (e.g., "Cobb Angle Project"). Reload that selection any time — before a client call, pull up the collection and ask questions across all of its devices at once.
How do you save a set of selected devices for later use?
Select the rows, go to the Collections tab, and create a labeled collection (e.g., "Cobb Angle Project"). You can reload the selection anytime and carry it into the PDF viewer and other tabs that support selections.
7. Product codes and the regulations tree
Click a product code in the results to jump to it in the regulations tree — identification text, sibling product codes, and devices you can open in a PDF viewer on the right. Click a regulation number to see its identification, special controls, and related product codes. You can also search by product code or regulation number at the top of the tree. Always read the special controls if any exist for your device — it broadens your search and sharpens pre-kickoff research.
What can you do from the regulations tree view?
Browse product codes and regulation numbers, read the identification text and special controls, browse sibling product codes, open device PDFs on the right, and search by product code or regulation number at the top of the tree.
8. Chart view
Click Show Chart and segment by regulation number (or product code) to see which regulations dominate your result set. Clicking a regulation takes you into the regulations tree. Great for spotting that most matches are, say, hardware laparoscopic devices — a cue to go back and filter.
How do you see which regulations dominate a search result set?
Click "Show Chart" and segment by Regulation Number. Clicking a regulation takes you to the regulations tree.
9. The predicate graph
Open the Predicates tab for a family-tree view of predicate relationships. Click a node to trace its parents and children; selections from search carry over pre-selected. Commonly predicated devices are worth reading — a lot of people predicated them for a reason. The visual lineage is also handy on client calls, e.g. to show how a predicate family evolved and justify why your predicate still holds.
In the predicate graph, why are commonly predicated devices worth reading?
A lot of people predicated them for a reason. Clicking a node traces parents and children, and selections from search carry over pre-selected.
10. Embeddings: the galaxy map
The Embeddings tab plots every matching document in a 2-D "galaxy map" where semantically similar devices cluster together. Hover or click clusters to explore, and let AI label the clusters for you. Embeddings beat product codes for grouping: two devices can carry different product codes (LLZ vs. QIH) yet do the same thing — the embedding captures the meaning of the intended use and device story. This is also exactly how retrieval-augmented generation (RAG) works under the hood, and it makes a great visual on client calls.
Try it yourself
Head to the search page and work through a few of these AI/ML fuzzy searches to build intuition: perivascular fat on CT · aortic valve calcification opportunistic screening on noncontrast CT · breast cancer prediction on digital pathology slides · autism detection · gestational age prediction · a hearing aid that can also detect a pulse · foundation model based analysis of ECG · large language models · penetration test. Watch how the relevance scores, intended use, and AI Performance tables tell you when results stop being meaningful.