CN213491366U - Novel catheter convenient to sample - Google Patents
Novel catheter convenient to sample Download PDFInfo
- Publication number
- CN213491366U CN213491366U CN202021682336.8U CN202021682336U CN213491366U CN 213491366 U CN213491366 U CN 213491366U CN 202021682336 U CN202021682336 U CN 202021682336U CN 213491366 U CN213491366 U CN 213491366U
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- CN
- China
- Prior art keywords
- urine
- sample
- catheter
- sampling
- pipe body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005070 sampling Methods 0.000 claims abstract description 65
- 210000002700 urine Anatomy 0.000 claims abstract description 63
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000000605 extraction Methods 0.000 abstract 1
- 238000011010 flushing procedure Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000000284 extract Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000027939 micturition Effects 0.000 description 2
- 208000035143 Bacterial infection Diseases 0.000 description 1
- 208000022362 bacterial infectious disease Diseases 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 210000005070 sphincter Anatomy 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 210000000626 ureter Anatomy 0.000 description 1
- 210000003708 urethra Anatomy 0.000 description 1
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- Investigating Or Analysing Biological Materials (AREA)
Abstract
The utility model relates to a novel catheter convenient to sample, including the pipe body, the front end of the pipe body is equipped with into urine mouthful, the rear end of the pipe body is equipped with out the urine mouth, the side of the pipe body is equipped with the sampling tube, be equipped with the sampling head in the sampling tube, the sampling head is connected with the shutoff piece through the connecting rod, be equipped with circulation groove and rubber seal piece in the sampling head, be equipped with the sample chamber in the shutoff piece, be equipped with on the shutoff piece with the opening of sample chamber intercommunication, the circulation groove with the sample chamber is through setting up pinhole intercommunication in the connecting rod. The utility model is used for keep somewhere the middle section urine sample of catheter patient, can make the urine gather the back extraction of being convenient for with the temporary shutoff of catheter, the disposable sufficient urine volume of extracting of being convenient for also is convenient for wash the catheter.
Description
The technical field is as follows:
the utility model relates to the technical field of medical equipment, concretely relates to novel catheter convenient to sample.
Background art:
in clinical work as well as physical examination, the retention of mid-stream urine samples is a routine examination item. Midstream urine refers to urine culture in clinic, when urine is collected, the urine is taken, the urine in the middle is intercepted and taken as a sample for culture, the purpose is to prevent the urine from being polluted, and the method for taking the midstream urine at present generally comprises the steps of discharging the midstream urine into a plastic collecting cup and then pouring the midstream urine into a test tube for detection. And for some patients who keep in the catheter, because the patient can't independently control through the urethra sphincter and urinate, the urine sample can only be extracted from the catheter, because the urine in the catheter has the uncontrollable characteristics such as the flow is big and the velocity of flow is fast, hardly extracts suitable middle section urine sample in the sampling process. Patent No. ZL 201822187864.5's patent is through add the sample connection on the catheter and with the communicating sample chamber way of sample connection, sample chamber way UNICOM urination chamber way, through pricking on the rubber plug at the sample connection to guarantee sealed and provide sample passage, make medical personnel when the urine of taking a sample chemical examination, avoid sanitary problem and bacterial infection effectively, reach the effect of guaranteeing that the urine sampling process does not receive the pollution. However, since the urine in the catheter intermittently flows, it is difficult to grasp the timing of sampling the urine sample in the catheter, and it is difficult to obtain an appropriate sampling amount at a time.
The utility model has the following contents:
technical problem to be solved
The utility model aims at providing a novel catheter of being convenient for sample for keep somewhere the sample of catheter patient middle section urine, solve prior art and be difficult to hold the opportunity of extracting the urine sample, be difficult for once only extracting the problem of suitable sample volume.
The technical scheme is as follows:
in order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a novel catheter convenient to sample, includes the pipe body, the front end of the pipe body is equipped with into urine mouthful, the rear end of the pipe body is equipped with out the urine mouth, the side of the pipe body is equipped with the sampling tube, be equipped with the sampling head in the sampling tube, the sampling head is connected with the shutoff piece through the connecting rod, be equipped with circulation groove and rubber seal piece in the sampling head, be equipped with the sample chamber in the shutoff piece, be equipped with on the shutoff piece with the opening of sample chamber intercommunication, the circulation groove with the sample chamber is through setting up pinhole intercommunication of wearing in the connecting rod.
The urine inlet is used for being inserted into the bladder of a patient, the urine outlet is used for being connected with a urine bag, the sampling tube is plugged by the sampling head and can move in the sampling tube, the plugging block is used for plugging the catheter body when urine sampling is needed, so that urine is gathered at the plugging block in the catheter body, a syringe needle passes through the rubber sealing block and enters the needle penetrating hole, a urine sample can be extracted, and sufficient urine can be extracted at one time.
Furthermore, the blocking block is spherical, the diameter of the blocking block is the same as the inner diameter of the sampling tube, the inner diameter of the sampling tube is larger than that of the catheter body, the flow hole faces the side, provided with the urine inlet, of the catheter body, the blocking block can be guaranteed to completely close the catheter body, urine leakage is prevented, urine flowing into the catheter body from the side of the urine inlet is pumped out through the flow hole, and when flushing is needed, flushing fluid enters the catheter body through the flow hole and enters the bladder of a patient through the urine inlet.
Furthermore, the sampling head is in threaded connection with the sampling tube, so that the position of the sampling head in the sampling tube is convenient to control, the plugging block can be conveniently adjusted to enter and exit the catheter body, and the sealing of the sampling tube is ensured.
Furthermore, the sampling tube is connected with the catheter body in a Y shape, so that a needle head of an injector can be conveniently inserted into the sampling head, and the needle head is prevented from penetrating through the catheter body.
(III) the beneficial effects are as follows:
compared with the prior art, the utility model discloses the beneficial effect who produces is: set up the sampling tube through the side at the pipe body, set up the sampling head that can move about in the sampling tube, the sampling head is connected with the shutoff piece, sets up sample chamber and opening in the shutoff piece, can control the shutoff piece and cut the urine flow when keeping somewhere the patient urination of ureter, makes the middle section urine gather in the internal shutoff piece department of pipe, can once take out sufficient urine volume, easy operation in inserting the sampling head through the syringe needle.
Description of the drawings:
in order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below.
Fig. 1 is a schematic structural view of a novel catheter for facilitating sampling according to an embodiment of the present invention;
FIG. 2 is a partial cross-sectional view of the sampling head portion of the novel easy-to-sample catheter according to the embodiment of the present invention;
in the figure: 1. a catheter body; 2. a urine inlet; 3. a urine outlet; 4. a sampling tube; 5. a sampling head; 6. a connecting rod; 7. a plugging block; 8. a flow through groove; 9. a rubber sealing block; 10. a sampling cavity; 11. a flow-through hole; 12. needle-threading hole
The specific implementation mode is as follows:
the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 and 2, a novel catheter convenient for sampling, including the pipe body 1, the front end of the pipe body 1 is equipped with into urine mouth 2, the rear end of the pipe body 1 is equipped with out urine mouth 3, the side of the pipe body 1 is equipped with sampling tube 4, be equipped with sampling head 5 in the sampling tube 4, sampling head 5 is connected with plugging block 7 through connecting rod 6, be equipped with logical chute 8 and rubber seal block 9 in the sampling head 5, be equipped with sample chamber 10 in the plugging block 7, be equipped with the opening 11 with sample chamber 10 intercommunication on the plugging block 7, logical chute 8 communicates through the needle-passing hole 12 that sets up in connecting rod 6 with sample chamber 10.
Preferably, the plugging block 7 is spherical, the diameter of the plugging block 7 is the same as the inner diameter of the sampling tube 4, the inner diameter of the sampling tube 4 is larger than the inner diameter of the catheter body 1, the flow hole 11 faces to one side of the catheter body 1 provided with the urine inlet 2, the plugging block 7 can be ensured to completely seal the catheter body 1, urine leakage is prevented, urine flowing into the catheter body 1 from one side of the urine inlet 2 is drawn out through the flow hole 11, and when flushing is needed, flushing fluid enters the catheter body 1 through the flow hole 11 and enters the bladder of a patient through the urine inlet 2.
Preferably, adopt threaded connection between sample head 5 and the sampling tube 4, be convenient for control the position of sample head 5 in the sampling tube 4, conveniently adjust the business turn over pipe body 1 of shutoff piece 7 to guarantee the sealed of sampling tube 4.
Preferably, the sampling tube 4 is Y-shaped to connect to the catheter body 1 to facilitate insertion of the needle of a syringe into the sampling tip 5 and to prevent the needle from penetrating the catheter body 1.
The embodiment of the utility model provides a novel be convenient for catheter of sample use method as follows:
the urine inlet 2 is inserted into the bladder of a patient, the urine outlet 3 is connected with a urine bag, and when the patient conducts urine normally, the sampling head 5 is rotated towards the outer side of the sampling tube 4, so that the blocking block 7 is positioned in the sampling tube 4, and the catheter body 1 is ensured to be in an unblocked state. When the urine sample is carried out to needs, the shutoff piece 7 gets into the pipe body 1 internal shutoff pipe body 1 during rotatory sampling head 5, and the urine gathers the shutoff piece 7 department in the pipe body 1, passes rubber seal 9 with the syringe needle and gets into and extract the urine sample in wearing pinhole 12, can once only extract sufficient urine volume, and the sample finishes back and unscrews sampling head 5 and makes the pipe body 1 resume unblocked. When the catheter body 1 is blocked, a syringe needle can also be used to penetrate through the rubber sealing block 9 and enter the needle penetration hole 12 to inject flushing liquid so as to pressurize and flush the catheter body 1 and ensure the smoothness of the catheter body 1.
To sum up, the utility model provides a novel catheter of being convenient for sample for keep somewhere the sample of catheter patient middle section urine, solve prior art and be difficult to hold the opportunity of extracting the urine sample, be difficult for once only extracting the problem of suitable sample volume.
The present invention has been described above by way of example, but the present invention is not limited to the above-mentioned embodiments, and any modification or variation based on the present invention is within the scope of the present invention.
Claims (4)
1. The utility model provides a novel catheter convenient to sample, includes the pipe body, the front end of the pipe body is equipped with into urine mouth, the rear end of the pipe body is equipped with out urine mouth, its characterized in that: the side of the pipe body is equipped with the sampling tube, be equipped with the sampling head in the sampling tube, the sampling head is connected with the shutoff piece through the connecting rod, be equipped with logical chute and rubber seal block in the sampling head, be equipped with the sample chamber in the shutoff piece, be equipped with on the shutoff piece with the opening of sample chamber intercommunication, lead to the chute with the sample chamber is through setting up the pinhole intercommunication in the connecting rod.
2. A novel easy to take sample catheter according to claim 1, characterized by: the blocking block is spherical, the diameter of the blocking block is the same as the inner diameter of the sampling tube, the inner diameter of the sampling tube is larger than that of the catheter body, and the flow hole faces to one side of the catheter body, on which the urine inlet is arranged.
3. A novel easy to take sample catheter according to claim 1, characterized by: the sampling head with adopt threaded connection between the sampling tube.
4. A novel easy to take sample catheter according to claim 1, characterized by: the sampling tube is connected with the catheter body in a Y shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021682336.8U CN213491366U (en) | 2020-08-13 | 2020-08-13 | Novel catheter convenient to sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021682336.8U CN213491366U (en) | 2020-08-13 | 2020-08-13 | Novel catheter convenient to sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213491366U true CN213491366U (en) | 2021-06-22 |
Family
ID=76440646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021682336.8U Expired - Fee Related CN213491366U (en) | 2020-08-13 | 2020-08-13 | Novel catheter convenient to sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213491366U (en) |
-
2020
- 2020-08-13 CN CN202021682336.8U patent/CN213491366U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210622 |