CN217697427U - Urethral catheter capable of effectively reducing urethral injury - Google Patents
Urethral catheter capable of effectively reducing urethral injury Download PDFInfo
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- CN217697427U CN217697427U CN202221002910.XU CN202221002910U CN217697427U CN 217697427 U CN217697427 U CN 217697427U CN 202221002910 U CN202221002910 U CN 202221002910U CN 217697427 U CN217697427 U CN 217697427U
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Abstract
The utility model belongs to the technical field of medical instruments, in particular to a catheter capable of effectively reducing urethral injury, which comprises a catheter main body, wherein the catheter main body is sequentially divided into a drainage cavity, a water inlet cavity, a water outlet cavity and a sacculus cavity along the length direction, and the water inlet cavity and the water outlet cavity are communicated with each other at one end adjacent to the head part of the catheter main body; the drainage port is arranged at one end of the head part of the catheter body and communicated with the drainage cavity; the sacculus is annularly arranged on one end of the head of the catheter body and is communicated with the sacculus cavity; and the five-way connecting assembly is arranged at one end of the tail part of the catheter body and is used for realizing the respective connection of each cavity of the catheter body and an external instrument. The utility model provides a can effectively reduce catheter of urethra damage can carry out effectual cooling to the urine mixed liquid that the catheter was discharged, prevents to damage the urethra because of the urine mixed liquid high temperature, influences postoperative patient's urethra function.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to can effectively reduce catheter of urethra damage.
Background
The catheter is a pipeline type medical auxiliary article which can be inserted into the bladder through the urethra to drain urine, and is a commonly used air sac catheter which can be kept in the bladder in clinic, and the catheter is fixed through an air sac after being inserted into the bladder to prevent the catheter from falling off.
Patients after surgical operations such as laparoscopic surgery, urinary tract surgery, orthopedic surgery, gynecological surgery and the like generally have a temperature rise phenomenon in the bodies of postoperative patients due to the fact that the surgical processes generally involve treatment modes such as electrosection or ablation, and if a catheter directly discharges liquid with high temperature in a bladder, the problem that the temperature of the liquid is too high, the urethra is damaged, and even the urethral function of the postoperative patients is affected often occurs.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a can effectively reduce catheter of urethra damage can carry out effectual cooling to the urine mixed liquid that the catheter was discharged, prevents to damage the urethra because of the urine mixed liquid high temperature, influences postoperative patient's urethra function.
The utility model discloses the technological effect that will reach realizes through following technical scheme:
the urethral catheter capable of effectively reducing urethral injury comprises a urethral catheter main body, which is sequentially divided into a drainage cavity, a water inlet cavity, a water outlet cavity and a sacculus cavity along the length direction, and the water inlet cavity and the water outlet cavity are communicated with each other near one end of the head of the urethral catheter main body; the drainage port is arranged at one end of the head part of the catheter body and communicated with the drainage cavity; the sacculus is annularly arranged on one end of the head of the catheter body and is communicated with the sacculus cavity; and the five-way connecting assembly is arranged at one end of the tail part of the catheter body and is used for realizing the respective connection of each cavity of the catheter body and an external apparatus. The catheter in the utility model cools the liquid discharged from the excretion cavity through the water inlet cavity and the water outlet cavity which are communicated with each other; when the urine mixed liquid is excreted to the drainage chamber, the continuous lower water or the solvent of temperature of letting in of the intracavity of intaking, the continuous discharge in play water cavity that is linked together with it afterwards, because the temperature of water or solvent is lower, consequently at the continuous in-process that flows of water or solvent, can absorb the heat of excreting intracavity urine mixed liquid, the temperature that makes the intracavity urine mixed liquid of excreting reduces, thereby prevent to damage postoperative patient's urethra because of the urine mixed liquid high temperature of excreting intracavity exhaust, effectual protection postoperative patient's urethra function.
As a preferable scheme, the drainage cavity, the water inlet cavity and the water outlet cavity are circular pipeline cavity structures or elliptical pipeline cavity structures which are annularly distributed around the axis line of the catheter body; the water inlet cavity and the water outlet cavity are arranged adjacent to the drainage cavity, so that the heat of the urine mixed liquid drained from the drainage cavity can be effectively absorbed, and the efficiency of cooling the urine mixed liquid drained from the drainage cavity is further improved; and each cavity is the design of circular pipeline cavity structure or oval pipeline cavity structure, can effectual improvement heat transfer's homogeneity between each cavity to optimize the holistic cooling effect of catheter.
As a preferable scheme, the sectional area of the water inlet cavity is smaller than that of the water outlet cavity, so that the flowing speed of water or solvent can be effectively accelerated, and the effectiveness of the water inlet cavity and the water outlet cavity in cooling the urine mixed liquid discharged from the drainage cavity is improved; just the sectional area in intake antrum and play water cavity all is more than or equal to the sectional area in drainage chamber can guarantee that the water or the volume of solvent in intake antrum and the play water cavity are enough to satisfy the requirement of carrying out the heat absorption cooling to the urine mixed liquid that excretes the intracavity, avoids because of the water or the solvent volume in intake antrum and the play water cavity is not enough, and leads to the phenomenon insufficient in cooling to the urine mixed liquid that excretes the intracavity.
As one preferable scheme, the sacculus cavity is a circular pipeline cavity structure or an elliptical pipeline cavity structure arranged on the axis line of the catheter main body, so that gaps among the drainage cavity, the water inlet cavity and the water outlet cavity can be effectively utilized, the pipe diameter of the catheter main body is reduced, and discomfort of a patient caused by overlarge pipe diameter of the catheter main body is avoided; but also can effectively improve the consistency and stability of the internal structure of the catheter main body.
As a preferred scheme, the sacculus cavity is a fan-shaped pipeline cavity structure which is arranged between the drainage cavity and the water inlet cavity and is matched with the drainage cavity and the water inlet cavity; or a fan-shaped pipeline cavity structure which is arranged between the drainage cavity and the water outlet cavity and is matched with the drainage cavity and the water outlet cavity; or a fan-shaped pipeline cavity structure which is arranged between the water inlet cavity and the water outlet cavity and is matched with the water inlet cavity and the water outlet cavity. Fan-shaped pipeline cavity structure can with the outer wall looks adaptation of each cavity and catheter main part, can satisfy the demand of sacculus air feed, can effectually reduce the pipe diameter of catheter main part again, avoids the catheter to insert and arouse the patient discomfort because of catheter main part pipe diameter is too big after the urethra.
As one of the preferred scheme, the sectional area of the sacculus cavity is smaller than the sectional areas of the excretion cavity, the water inlet cavity and the water outlet cavity, so that the pipe diameter of the catheter body can be further effectively reduced on the basis of meeting the air supply requirement of the sacculus, and the discomfort of a patient caused by overlarge pipe diameter of the catheter body after the catheter is inserted into the urethra is avoided.
As a preferred scheme, the five-way connecting assembly comprises a five-way connecting piece and a connector unit, wherein the five-way connecting piece is arranged at one end of the tail part of the catheter body and is used for realizing extension of each cavity of the catheter body, and the connector unit is connected to the five-way connecting piece and is used for realizing connection between the catheter body and an external instrument.
As a preferable scheme, the five-way connecting piece comprises a main body connecting pipe part arranged at one end of the tail part of the catheter main body and used for being connected with the catheter main body, a drainage connecting pipe part used for extending the drainage cavity out of the catheter main body, a water inlet connecting pipe part used for extending the water inlet cavity out of the catheter main body, a water outlet connecting pipe part used for extending the water outlet cavity out of the catheter main body, and a balloon connecting pipe part used for extending the balloon cavity out of the catheter main body; preferably, the water inlet connecting pipe part and the water outlet connecting pipe part are arranged oppositely, so that the heat transfer caused by the too close distance between the water inlet cavity and the water outlet cavity can be effectively avoided, and the effect of absorbing heat and reducing the temperature of the mixed liquid of the discharged urine in the excretion cavity is influenced.
As a preferred scheme, the joint unit comprises a water inlet joint, a water outlet joint, an air valve joint and a drainage joint, wherein the water inlet joint is arranged on the water inlet connecting pipe part and is used for being connected with water inlet equipment; preferably, water supply connector and water outlet joint utilize characters sign or different colours to distinguish to prevent that water supply connector and water outlet joint and water inlet equipment and water collecting equipment from being connected in disorder, when leaving the water or the solvent of not evacuation in water intake antrum and the water outlet intracavity, the joint of connecting in disorder can lead to the flow reversal of water or solvent, and then influences the effect that two cavities cooled down to the drainage chamber. Further preferably, the drainage connector is an elastic clamping connector arranged on the inner side wall of the drainage connecting pipe part, the urine bag or the urine collecting equipment can be directly connected with the drainage cavity through plugging, and the connection mode is simple and rapid.
As a preferable scheme, the connector unit further comprises an elastic plugging member which is arranged on the drainage connector and is used for temporarily plugging the drainage cavity when the urine bag is replaced or cleaned; preferably, the elastic closure is an elastic plastic plug adapted to the drain fitting.
To sum up, the utility model discloses at least, following useful part has:
1. the utility model discloses a can effectively reduce catheter of urethra damage can carry out effectual cooling to the urine mixed liquid that the catheter was discharged, prevents to damage the urethra because of the urine mixed liquid high temperature, influences postoperative patient's urethra function.
2. The utility model discloses a can effectively reduce the catheter of urethra damage, the pipe diameter of catheter main part is less, inserts the urethra, can effectually slow down postoperative patient's uncomfortable and feel.
Drawings
FIG. 1 is a schematic view of an embodiment of the present invention showing the overall structure of a catheter effective in reducing urethral trauma;
fig. 2 is a schematic cross-sectional view of a catheter body in an embodiment of the invention;
fig. 3 a is a schematic cross-sectional structure view of the catheter body in the embodiment of the present invention (the saccule cavity is arranged between the excretory cavity and the water inlet cavity);
fig. 3 b is a schematic cross-sectional structure view of the catheter body according to the embodiment of the present invention (the balloon cavity is disposed between the water inlet cavity and the water outlet cavity);
in fig. 3 c is a schematic cross-sectional structure view of the catheter body according to the embodiment of the present invention (the balloon cavity is located between the drainage cavity and the water outlet cavity);
fig. 4 is a schematic structural diagram of the five-way connection assembly in the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. The described embodiments are some, but not all embodiments of the invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
referring to fig. 1 and 2, the urinary catheter capable of effectively reducing urethral injury in this embodiment includes a urinary catheter body 10 sequentially divided into a drainage cavity 11, a water inlet cavity 12, a water outlet cavity 13 and a balloon cavity 14 along a length direction, and the water inlet cavity 12 and the water outlet cavity 13 are communicated with each other near one end of the head of the urinary catheter body 10; a drainage port 20 which is arranged at one end of the head part of the catheter body 10 and is communicated with the drainage cavity 11, a saccule 30 which is annularly arranged at one end of the head part of the catheter body 10 and is communicated with a saccule cavity 14, and a five-way connecting component 40 which is arranged at one end of the tail part of the catheter body 10 and is used for realizing the connection between each cavity of the catheter body 10 and external instruments. Preferably, the catheter body 10 is a soft tube structure made of rubber, silicon rubber or PVC; the excretion cavity 11 is used for discharging urine mixed liquid in a patient body, the water inlet cavity 12 is used for inflow of cooling liquid such as water or solvent, the water outlet cavity 13 is used for outflow of liquid such as water or solvent after absorbing heat of the urine mixed liquid, and the saccule cavity 14 is used for inflation of the saccule 30. Further preferably, the drainage port 20 is a circular hole structure adapted to the catheter body 10, and the balloon 30 is an elastic balloon structure made of rubber, latex or PVC material and capable of expanding after inflation to prevent the catheter from falling out of the bladder.
Referring to fig. 2, the drainage cavity 11, the water inlet cavity 12 and the water outlet cavity 13 are circular or elliptical duct cavity structures annularly distributed around the axis of the catheter body 10; the water inlet cavity 12 and the water outlet cavity 13 are both arranged adjacent to the drainage cavity 11, so that the heat of the urine mixed liquid drained from the drainage cavity 11 can be effectively absorbed, and the efficiency of cooling the urine mixed liquid drained from the drainage cavity 11 is further improved; and each cavity is the design of circular pipeline cavity structure or oval pipeline cavity structure, can effectual improvement heat transfer's homogeneity between each cavity to optimize the holistic cooling effect of catheter. Preferably, the sectional area of the inlet cavity 12 is smaller than that of the outlet cavity 13, so that the flow rate of water or solvent can be effectively accelerated, and the effectiveness of the inlet cavity 12 and the outlet cavity 13 in cooling the urine mixed liquid discharged from the discharge cavity 11 can be improved; and the sectional areas of the water inlet cavity 12 and the water outlet cavity 13 are both larger than or equal to the sectional area of the drainage cavity 11, so that the capacity of water or solvent in the water inlet cavity 12 and the water outlet cavity 13 can be ensured to be enough to meet the requirement of heat absorption and temperature reduction of the urine mixed liquid excreted in the drainage cavity 11, and the phenomenon of insufficient temperature reduction of the urine mixed liquid excreted in the drainage cavity 11 due to insufficient amounts of water or solvent in the water inlet cavity 12 and the water outlet cavity 13 is avoided.
Referring to fig. 2, the saccule cavity 14 is a circular or elliptical pipeline cavity structure disposed on the axial line of the catheter body 10, which not only effectively utilizes the gap left between the drainage cavity 11, the water inlet cavity 12 and the water outlet cavity 13 to reduce the diameter of the catheter body 10, so as to prevent discomfort of a patient caused by an excessively large diameter of the catheter body 10, but also effectively improve the consistency and stability of the internal structure of the catheter body 10. Preferably, the sectional area of the balloon cavity 14 is smaller than the sectional areas of the excretory cavity 11, the water inlet cavity 12 and the water outlet cavity 13, so that the pipe diameter of the catheter main body 10 can be further effectively reduced on the basis of meeting the air supply requirement of the balloon 30, and discomfort of a patient caused by the overlarge pipe diameter of the catheter main body 10 after the catheter is inserted into a urethra can be avoided.
In the urinary catheter in the embodiment, the liquid discharged from the drainage cavity 11 is cooled through the water inlet cavity 12 and the water outlet cavity 13 which are communicated with each other; when the mixed liquid of urine is excreted in the drainage chamber 11, the continuous lower water or solvent of temperature that lets in the intake antrum 12, the continuous discharge of play water cavity 13 that is linked together with it afterwards, because the temperature of water or solvent is lower, consequently at the continuous in-process that flows of water or solvent, can absorb the heat of the mixed liquid of urine in the drainage chamber 11, the temperature that makes the mixed liquid of urine in the drainage chamber 11 reduces, thereby prevent to damage postoperative patient's urethra because of the mixed liquid of urine high temperature that discharges in the drainage chamber 11, effectual protection postoperative patient's urethra function.
Example 2:
the catheter effective in reducing urethral damage in this embodiment is the same as that in embodiment 1, and the main differences are as follows:
the sacculus cavity 14 is a fan-shaped pipeline cavity structure which is arranged between the excretion cavity 11 and the water inlet cavity 12 and is matched with the excretion cavity 11 and the water inlet cavity 12, as shown in (a) in the attached figure 3; or a fan-shaped pipeline cavity structure which is arranged between the drainage cavity 11 and the water outlet cavity 13 and is matched with the drainage cavity 11 and the water outlet cavity 13, as shown in (c) of the attached figure 3; or a fan-shaped pipeline cavity structure which is arranged between the water inlet cavity 12 and the water outlet cavity 13 and is matched with the water inlet cavity 12 and the water outlet cavity 13, as shown in (b) of the attached figure 3. Fan-shaped pipeline cavity structure can with each cavity and the outer wall looks adaptation of catheter main part 10, can satisfy the demand of sacculus 30 air feed, can effectually reduce the pipe diameter of catheter main part 10 again, avoids the catheter to insert and arouse the patient discomfort because of catheter main part pipe diameter is too big after the urethra.
Example 3:
in this embodiment, the five-way connection assembly 40 is further designed on the basis of embodiment 1 or 2, in which the urinary catheter can effectively reduce the urethral injury:
referring to fig. 1, the five-way connection assembly 40 includes a five-way connector 41 disposed on one end of the tail portion of the catheter body 10 for extending the chambers of the catheter body 10, and a connector unit 42 connected to the five-way connector 41 for connecting the catheter body 10 to external devices respectively. Preferably, the five-way connector 41 is a hard connector structure made of rubber, silicon rubber or PVC, and referring to fig. 4, the specific structure of the five-way connector 41 includes a main body connecting tube portion 41a disposed at one end of the tail portion of the catheter body 10 for connecting with the catheter body 10, a drainage connecting tube portion 41b for extending the drainage cavity 11 to the outside of the catheter body 10, a water inlet connecting tube portion 41c for extending the water inlet cavity 12 to the outside of the catheter body 10, a water outlet connecting tube portion 41d for extending the water outlet cavity 13 to the outside of the catheter body 10, and a balloon connecting tube portion 41e for extending the balloon cavity 14 to the outside of the catheter body 10; further preferably, the water inlet connecting pipe portion 41c and the water outlet connecting pipe portion 41d are disposed opposite to each other, so that the effect of absorbing heat and reducing temperature of the mixed liquid of the urine discharged from the excretion cavity 11 due to heat transfer caused by the too close distance between the water inlet cavity 12 and the water outlet cavity 13 can be effectively avoided.
Referring to fig. 4, the connector unit 42 includes a water inlet connector 42a disposed on the water inlet connecting pipe 41c for connecting with a water inlet device, a water outlet connector 42b disposed on the water outlet connecting pipe 41d for connecting with a water collecting device, an air valve connector 42c disposed on the balloon connecting pipe 41e for connecting with an air supply device, and a drainage connector 42d disposed on the inner side wall of the drainage connecting pipe 41b for connecting with a urine bag; preferably, the water inlet joint 42a and the water outlet joint 42b are distinguished by using a character mark or different colors, so as to prevent the water inlet joint 42a and the water outlet joint 42b from being connected with the water inlet equipment and the water collecting equipment in a disordered manner, and when water or a solvent which is not emptied is left in the water inlet cavity 12 and the water outlet cavity 13, the flow of the water or the solvent is reversed by the joints in the disordered manner, so that the cooling effect of the two cavities on the drainage cavity 11 is influenced. Further preferably, the discharge joint 42d is an elastic clamping joint arranged on the inner side wall of the discharge connecting pipe portion 41b, the urine bag or the urine collecting device can be directly connected with the discharge cavity through plugging, and the connection mode is simple and quick. In order to prevent the urine mixed liquid from flowing out and polluting the sickroom when the urine bag is replaced or cleaned, the discharging connector 42d is provided with an elastic plugging member 43 for temporarily plugging the discharging cavity 11, and preferably, the elastic plugging member 43 is an elastic plastic rubber plug matched with the discharging connector 42 d.
According to the technical scheme of the embodiment, the utility model provides a urethral catheter capable of effectively reducing urethral injury, which can not only effectively cool the urine mixed liquid discharged from the urethral catheter, but also prevent the urethral catheter from being injured due to overhigh temperature of the urine mixed liquid and affecting the urethral function of a postoperative patient; and the pipe diameter of the catheter body is smaller, and the catheter body is inserted into the urethra, so that the discomfort of a patient after an operation can be effectively relieved.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.
While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.
Claims (10)
1. A urinary catheter effective for reducing urethral trauma, comprising:
the catheter body is sequentially divided into a drainage cavity, a water inlet cavity, a water outlet cavity and a sacculus cavity along the length direction, and the water inlet cavity and the water outlet cavity are communicated with each other at one end close to the head part of the catheter body;
the drainage port is arranged at one end of the head part of the catheter body and communicated with the drainage cavity;
the sacculus is annularly arranged on one end of the head of the catheter body and is communicated with the sacculus cavity;
and the five-way connecting assembly is arranged at one end of the tail part of the catheter body and is used for realizing the respective connection of each cavity of the catheter body and an external instrument.
2. The catheter of claim 1, wherein the drainage lumen, the inlet lumen and the outlet lumen are circular or elliptical conduit lumen structures annularly distributed about the catheter body axis.
3. The urinary catheter according to claim 1, wherein the cross-sectional area of the inlet chamber is smaller than the cross-sectional area of the outlet chamber, and the cross-sectional areas of the inlet chamber and the outlet chamber are each larger than or equal to the cross-sectional area of the drainage chamber.
4. The catheter of claim 1, wherein the balloon cavity is a circular or elliptical channel cavity structure disposed on the axial centerline of the catheter body.
5. The catheter according to claim 1, wherein said balloon cavity is a fan-shaped conduit cavity structure provided between said drainage cavity and said intake cavity and adapted to said drainage cavity and said intake cavity; or a fan-shaped pipeline cavity structure which is arranged between the drainage cavity and the water outlet cavity and is matched with the drainage cavity and the water outlet cavity;
or a fan-shaped pipeline cavity structure which is arranged between the water inlet cavity and the water outlet cavity and is matched with the water inlet cavity and the water outlet cavity.
6. The urinary catheter according to claim 1, wherein the balloon cavity has a cross-sectional area smaller than the cross-sectional areas of the drainage cavity, the inlet cavity and the outlet cavity.
7. The catheter according to claim 1, wherein said five-way connection assembly comprises a five-way connector provided at one end of the tail portion of the catheter body, and a connector unit connected to said five-way connector for connection with an external instrument, respectively.
8. A catheter according to claim 7 wherein the five-way connection member comprises a main body connecting tube portion provided at one end of the tail portion of the catheter main body, a drainage connecting tube portion for extending the drainage lumen out of the catheter main body, an inlet connecting tube portion for extending the inlet lumen out of the catheter main body, an outlet connecting tube portion for extending the outlet lumen out of the catheter main body, and a balloon connecting tube portion for extending the balloon lumen out of the catheter main body.
9. The urinary catheter according to claim 7, wherein the connector unit comprises a water inlet connector provided on the water inlet connecting tube portion for connecting with a water inlet device, a water outlet connector provided on the water outlet connecting tube portion for connecting with a water collecting device, a gas valve connector provided on the balloon connecting tube portion for connecting with a gas supply device, and a drainage connector provided on the inner side wall of the drainage connecting tube portion for connecting with a urine bag.
10. A catheter according to claim 9, wherein said connector unit further comprises an elastic closure member provided on the drainage connector for temporarily closing off the drainage lumen when changing or cleaning the urine bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221002910.XU CN217697427U (en) | 2022-04-27 | 2022-04-27 | Urethral catheter capable of effectively reducing urethral injury |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221002910.XU CN217697427U (en) | 2022-04-27 | 2022-04-27 | Urethral catheter capable of effectively reducing urethral injury |
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| Publication Number | Publication Date |
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| CN217697427U true CN217697427U (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221002910.XU Active CN217697427U (en) | 2022-04-27 | 2022-04-27 | Urethral catheter capable of effectively reducing urethral injury |
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| Country | Link |
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| CN (1) | CN217697427U (en) |
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2022
- 2022-04-27 CN CN202221002910.XU patent/CN217697427U/en active Active
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