WO2022092503A2 - 도뇨장치 - Google Patents
도뇨장치 Download PDFInfo
- Publication number
- WO2022092503A2 WO2022092503A2 PCT/KR2021/010469 KR2021010469W WO2022092503A2 WO 2022092503 A2 WO2022092503 A2 WO 2022092503A2 KR 2021010469 W KR2021010469 W KR 2021010469W WO 2022092503 A2 WO2022092503 A2 WO 2022092503A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- lubricating
- discharge
- pressure
- urine
- disposed
- Prior art date
Links
- 210000002700 urine Anatomy 0.000 claims abstract description 114
- 239000007788 liquid Substances 0.000 claims abstract description 80
- 238000007599 discharging Methods 0.000 claims abstract description 30
- 230000004308 accommodation Effects 0.000 claims abstract 4
- 230000001050 lubricating effect Effects 0.000 claims description 218
- 230000002485 urinary effect Effects 0.000 claims description 84
- 238000003780 insertion Methods 0.000 claims description 36
- 230000037431 insertion Effects 0.000 claims description 36
- 230000000903 blocking effect Effects 0.000 claims description 11
- 230000007423 decrease Effects 0.000 claims description 8
- 230000008602 contraction Effects 0.000 claims description 6
- 230000003444 anaesthetic effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 4
- 238000005461 lubrication Methods 0.000 abstract description 22
- 239000012530 fluid Substances 0.000 description 70
- 210000003708 urethra Anatomy 0.000 description 37
- 230000006870 function Effects 0.000 description 13
- 230000000694 effects Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 238000001035 drying Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 6
- 206010006784 Burning sensation Diseases 0.000 description 4
- 206010065584 Urethral stenosis Diseases 0.000 description 4
- 238000011109 contamination Methods 0.000 description 4
- 230000036407 pain Effects 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 201000001988 urethral stricture Diseases 0.000 description 4
- 206010033372 Pain and discomfort Diseases 0.000 description 3
- 230000007794 irritation Effects 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 210000004877 mucosa Anatomy 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 206010002091 Anaesthesia Diseases 0.000 description 2
- 230000037005 anaesthesia Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- NNJVILVZKWQKPM-UHFFFAOYSA-N Lidocaine Chemical compound CCN(CC)CC(=O)NC1=C(C)C=CC=C1C NNJVILVZKWQKPM-UHFFFAOYSA-N 0.000 description 1
- 206010061549 Sensation of foreign body Diseases 0.000 description 1
- 206010046461 Urethral pain Diseases 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000003193 general anesthetic agent Substances 0.000 description 1
- 229960004194 lidocaine Drugs 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 208000037921 secondary disease Diseases 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0017—Catheters; Hollow probes specially adapted for long-term hygiene care, e.g. urethral or indwelling catheters to prevent infections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
- A61M25/003—Multi-lumen catheters with stationary elements characterized by features relating to least one lumen located at the distal part of the catheter, e.g. filters, plugs or valves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
- A61M25/007—Side holes, e.g. their profiles or arrangements; Provisions to keep side holes unblocked
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
- A61M25/04—Holding devices, e.g. on the body in the body, e.g. expansible
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
- A61M27/002—Implant devices for drainage of body fluids from one part of the body to another
- A61M27/008—Implant devices for drainage of body fluids from one part of the body to another pre-shaped, for use in the urethral or ureteral tract
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M25/0045—Catheters; Hollow probes characterised by structural features multi-layered, e.g. coated
- A61M2025/0046—Coatings for improving slidability
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M2025/0062—Catheters; Hollow probes characterised by structural features having features to improve the sliding of one part within another by using lubricants or surfaces with low friction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0222—Materials for reducing friction
Definitions
- the present invention relates to a catheterization device for discharging urine from the bladder.
- a urinary catheterization device is used to help a patient who has difficulty in excreting urine by himself due to a disease in the bladder or urethra.
- FIG. 1 is a schematic cross-sectional view of a urine catheterization device according to the prior art.
- a urine catheterization device 100 includes a urine catheterization unit 110 and an inflatable unit 120 .
- the urinary catheter 110 discharges urine in the bladder to the outside.
- the urine catheter 110 is formed in a tube shape.
- the urine catheter 110 includes a urine passage 111 formed inside the tube. Urine is discharged to the outside through the urine passage (111).
- the inflatable part 120 prevents the urinary catheter 110 inserted into the urethra from being arbitrarily separated due to a patient's movement or a sudden shock.
- the inflatable part 120 is coupled to the outside of the urine catheterization part 110 .
- the inflatable part 120 includes an expandable and contractible member 121 that can expand and contract according to the inflow and outflow of the fluid.
- the expandable member 121 is expanded by injecting a fluid such as air. After expansion, the inflating member 121 has a larger diameter than the diameter of the urethra to prevent the catheter 110 from being separated.
- the desired purpose such as urine discharge
- the inflatable member 121 is contracted according to the discharge of air and restored to its original diameter. After the expansion and contraction member 121 is contracted, the urinary catheterization device 100 may be removed from the urethra.
- the urinary catheterization device 100 according to the prior art may cause serious side effects by drying the inside of the urethra when it is inserted into the urethra for a long period of time.
- the urinary catheterization device 100 according to the prior art may not only stimulate and damage the urethral mucosa, but also cause side effects such as urethral pain, a severe feeling of foreign body, and a feeling of urine outflow.
- the urinary catheterization device 100 according to the prior art may cause urethral stenosis by altering the skin inside the urethra.
- the urinary catheterization device 100 according to the prior art may cause a severe burning sensation in the patient when the patient attempts to drain urine by himself/herself even after being removed from the patient.
- the present invention has been devised to solve the above-mentioned problems, and it is an object of the present invention to provide a urinary catheterization device capable of reducing the occurrence of side effects as well as alleviating pain and discomfort to the patient.
- the present invention may include the following configuration.
- a urine catheterization device comprises: a urine catheter for discharging urine to the outside; an expansion/contraction unit coupled to the urinary catheter; a lubricating part coupled to the inflatable part; and a pressure providing unit providing a discharge pressure for discharging the lubricating liquid contained in the lubricating unit to the outside of the lubricating unit.
- the lubricating part may include a receiving groove for accommodating the lubricating liquid, a lubricating body having the receiving groove formed therein, and a discharge hole formed through the lubricating body.
- the pressure providing unit may include a pressure body coupled to the lubricating body, and a pressure groove formed in the pressure body to be connected to the receiving groove to receive a lubricating liquid for forming a discharge pressure.
- the present invention is implemented so that the lubricating liquid is smoothly discharged even when the flow rate of the lubricating liquid accommodated in the receiving groove is reduced by using the discharge pressure by the pressure providing unit. Accordingly, the present invention can increase the holding time for maintaining the friction reducing function and the drying prevention function using the lubricant.
- the present invention is embodied to reduce irritation to the urethra of the patient while helping the patient to discharge urine. Accordingly, the present invention can alleviate pain and discomfort inflicted on the patient.
- the present invention is implemented to maintain the moisture inside the urethra, and as the environment inside the urethra becomes dry, it is possible to prevent side effects such as urethral stenosis or burning sensation from occurring.
- FIG. 1 is a cross-sectional view of a urine catheterization device according to the prior art
- FIG. 2 is a schematic side view of a urinary catheterization device according to the present invention.
- FIG. 3 is a schematic cross-sectional view of the urinary catheterization device according to the present invention taken along line I-I of FIG.
- FIG. 4 is a schematic cross-sectional view of the urinary catheterization device according to the present invention taken along the line II-II of FIG.
- FIG. 5 is a schematic cross-sectional view showing an enlarged part III of FIG. 4 in a state in which the urinary catheterization device according to the present invention is inserted into the urethra;
- FIG. 6 is a schematic conceptual view showing a state in which the urinary catheterization device according to the present invention is inserted into the urethra when the expandable member is expanded;
- FIG. 7 is a schematic cross-sectional view showing the pressure providing unit in the urine catheterization device according to the present invention, taken along the line II-II of FIG.
- FIG. 8 is a schematic side view showing a lubricating body in the urine catheterization device according to the present invention.
- 9 to 11 are schematic cross-sectional views showing the lubricating member in the urine catheterization device according to the present invention taken along the line II-II of FIG.
- FIGS. 8 and 11 two parallel dashed-dotted lines are an abbreviation line.
- the urinary catheterization device 1 according to the present invention is used to help a patient discharge urine.
- the urinary catheterization device 1 according to the present invention can be used in various fields such as urology, surgery, internal medicine, and obstetrics and gynecology.
- the urinary catheterization device 1 according to the present invention can be used by being mounted on a patient who has difficulty in discharging urine by himself, such as having a disease in the bladder or urethra.
- the urinary catheterization device 1 according to the present invention is mounted to be inserted into the urethra of the patient to discharge the urine of the patient to the outside.
- the urine catheterization device 1 may include a lubricating part 2 , a urine catheterization part 3 , an inflating part 4 , and a pressure providing part 5 .
- the lubricating part 2 is to be inserted into the urethra.
- the lubricating part 2 may be worn so as to be in direct contact with all or a part of the urethral wall 10 (shown in FIG. 5 ).
- the urethral wall 10 corresponds to the inner wall facing the passage through which urine is discharged from the urethra.
- the lubricating part 2 may supply the lubricating liquid accommodated therein to the urethral wall 10 . Accordingly, the urinary catheterization device 1 according to the present invention can reduce the friction between the urinary catheterization device 1 and the urethral wall 10 through the lubricating liquid discharged from the lubricating part 2, and the urethral wall ( 10) can be prevented from drying out.
- the urinary catheterization device 1 reduces irritation to the urethral mucosa of the patient, thereby alleviating pain or discomfort to the patient, and urethral stricture or Side effects such as burning sensation during self-urination can also be prevented.
- the lubricating part 2 may be coupled to the outer surface of the inflating part 4 .
- the lubricating part 2 may be formed of a silicone material, but is not limited thereto, and may be formed of other materials as long as it is easily deformable, flexible, and harmless to the human body.
- the lubrication part 2 may include a receiving groove 21 , a lubrication body 22 , and a discharge hole 23 .
- the receiving groove 21 is to accommodate the lubricating liquid.
- the receiving groove 21 may implement a storage function for storing the lubricant to be supplied to the urethra. Accordingly, the urinary catheterization device 1 according to the present invention can increase the period for the replenishment operation of replenishing the lubricating fluid to be supplied to the urethra by using the storage function of the receiving groove 21 . Accordingly, the urinary catheterization device 1 according to the present invention can reduce the number of times that a replenishment operation is performed for the lubricating fluid during the treatment period, so it is possible to increase the convenience for the medical staff as well as reduce the pain inflicted on the patient due to the replenishment operation. It can reduce discomfort.
- the receiving groove 21 may be located between the inner surface of the lubricating body 22 and the outer surface of the inflatable part 4 .
- the receiving groove 21 may be formed in a circular annular shape.
- the lubricating body 22 is coupled to the inflatable part 4 .
- the receiving groove 21 may be formed in the lubricating body 22 .
- the receiving groove 21 is formed between the inner surface of the lubrication body 22 and the inflatable part 4 ) may be formed between the outer surfaces of
- the lubricating body 22 may block the lubricating liquid accommodated in the receiving groove 21 from being discharged to the outside. Accordingly, the lubricating liquid accommodated in the receiving groove 21 may be limited to be discharged into the urethra only through the discharge hole 23 by the lubricating body 22 .
- the urinary catheterization device 1 is implemented so that the aqueous solution accommodated in the receiving groove 21 is continuously discharged through the discharge hole 23 using the lubricating body 22, so that it can be supplied to the urethra. It is possible to further extend the cycle for the replenishment operation to replenish the lubricating fluid.
- the discharge hole 23 discharges the lubricating liquid accommodated in the receiving groove 21 to the outside of the lubricating body 22 .
- the discharge hole 23 may be formed through the lubricating body 22 . Accordingly, the discharge hole 23 may communicate the inside of the lubrication body 22 and the outside of the lubrication body 22 . Therefore, the discharge hole 23 can reduce the friction between the outside of the lubricating body 22 and the urethral wall 10 by discharging the lubricating liquid to the urethral wall 10, and to maintain the moisture of the urethra can
- the discharge hole 23 may discharge the lubricating liquid containing the anesthetic to the outside of the lubricating body 22 .
- the urinary catheterization device 1 according to the present invention is implemented to additionally have an anesthetic function by using the lubricating liquid containing the anesthetic agent, thereby relieving pain from the urethra.
- the urinary catheterization device 1 according to the present invention does not need to separately perform anesthesia for the patient, it can provide convenience to doctors and nurses.
- the anesthetic may correspond to lidocaine, but is not limited thereto, and may be other drugs if it meets the medical purpose of anesthesia of the affected area.
- the lubricating part 2 may include a plurality of the discharge holes 23 .
- the discharge holes 23 may be formed to pass through the lubrication body 22 at positions spaced apart from each other.
- the discharge holes 23 may be formed to be spaced apart from each other in an insertion direction (ID arrow direction) or a direction perpendicular to the insertion direction (ID arrow direction).
- the insertion direction (ID arrow direction) means the direction in which the urinary catheterization device 1 according to the present invention is inserted into the urethra.
- the direction perpendicular to the insertion direction (ID arrow direction) means all directions that can be defined on a plane perpendicular to the axis formed by the insertion direction (ID arrow direction). In this case, a direction perpendicular to the insertion direction (ID arrow direction) may correspond to a radial direction with respect to the central axis of the lubricating part 2 .
- the urinary catheter 3 discharges urine from the bladder to the outside of the patient.
- the urine catheter 3 may be coupled to the inflatable part 4 .
- the urine catheterization device 1 can contribute to preventing side effects and complications from occurring in a patient who has difficulty in discharging urine by himself or herself due to stored urine.
- the urine catheter 3 may be formed of a silicone material, but is not limited thereto, and may be formed of other materials as long as it is easily deformable, flexible, and harmless to the human body.
- the urine catheter 3 may include a urine catheter body 31 , a urine inlet 32 , a urine passage 33 , and a urine outlet 34 .
- the urine catheterization body 31 forms the outer surface of the urine catheter 3 .
- the urinary catheterization body 31 may be coupled to the inflatable part 4 so as to be surrounded by the inner surface of the inflatable part 4 .
- the urinary catheterization body 31 forms the outer surface of the urine catheterization part 3
- the urine flowing into the urine catheterization part 3 is discharged into the lubricating part 2, the inflating part 4, or the urethra. It can be discharged directly to the outside of the patient without leakage. Accordingly, the urinary catheterization device 1 according to the present invention can maintain cleanliness by preventing contamination of the affected part, etc., that may occur due to leaked urine.
- the urinary catheterization body 31 may be formed in the shape of a rectangular rod with an empty interior, but is not limited thereto, and may be formed in other shapes as long as it can move urine therein.
- the urine catheterization body 31 may be formed so that the outer surface forms a polygon such as a square, a hexagon, or the like.
- the urine inlet 32 corresponds to a passage through which urine in the bladder flows into the urinary catheter 3 .
- the urine inlet 32 may be formed through the urine catheterization body 31 . Accordingly, the urine inlet 32 may communicate the inside of the patient's bladder with the urine passage 33 . Accordingly, the urinary catheterization device 1 according to the present invention can introduce urine in the bladder into the urine catheterization unit 3 .
- the urine inlet 32 may be formed at the tip of the urinary catheterization body 31 disposed in the insertion direction (ID arrow direction) so that it can be positioned in the bladder after insertion.
- the urine passage 33 corresponds to a passage through which the urine introduced through the urine inlet 32 moves to the outside of the patient.
- the urine passage 33 may be formed surrounded by the inner surface of the urine catheterization body 31 .
- the urine passage 33 may be formed so that one side communicates with the inside of the patient's bladder due to the urine inlet 32 , and the other side communicates with the urine outlet 34 . Accordingly, the urinary catheterization device 1 according to the present invention allows the patient to discharge urine through the urine passage 33 without using a muscle to control the urine discharge, thereby increasing the convenience of the patient.
- the urine outlet 34 discharges the urine flowing into the urine catheter 3 to the outside of the patient.
- the urine outlet 34 may be combined with a urine reservoir (not shown) such as a urine pack to discharge urine.
- the urine outlet 34 may include a non-return valve. Accordingly, the urine outlet 34 can prevent foreign substances from being introduced into the urine catheter 3 from outside the patient.
- the urine outlet 34 may prevent the discharged urine from flowing back into the urine catheter 3 .
- the urine outlet 34 and the urine catheterization body 31 may be integrally formed.
- the inflatable part 4 is coupled to the urine drainage part 3 .
- the inflatable part 4 may be coupled to each of the outer surface of the urine drainage part 3 and the inner surface of the lubricating part 2 .
- the urinary catheterization device 1 according to the present invention can be prevented from being arbitrarily separated by the inflating and contracting part 4 after being inserted into the bladder and urethra. Therefore, the inflatable part 4 can prevent the urine inlet 32 located in the bladder from being arbitrarily separated by an external force. Accordingly, the urinary catheterization device 1 according to the present invention can maintain the urine in the bladder to be stably discharged through the urine inlet 32 even when an external shock is received.
- the catheterization device 1 can reduce the frequency of reinsertion after detachment, thereby increasing the convenience of doctors and nurses, as well as inconvenience that may occur to the patient due to urine that may be leaked during the detachment. can also be reduced.
- the inflatable part 4 may include an inflatable body 41 , an outlet 42 , a fluid passage 43 , a filling member 44 , and an inflatable member 45 .
- the inflatable body 41 is coupled to each of the lubrication part 2 and the urine catheterization part 3 .
- the inflatable body 41 may be formed to surround the outer surface of the urine drainage unit 3 and at the same time be formed to be surrounded by the inner surface of the lubricating unit 2 .
- the inflatable body 41 may be disposed to be spaced apart from each of the lubrication part 2 and the urine catheterization part 3 .
- the inflatable body 41 may form a partial surface of the fluid passage 43 . Since the inflatable body 41 forms the outer surface of the inflatable part 4 , the introduced fluid is prevented from leaking into the lubricating part 2 , the urinary catheterization part 3 or the urethra.
- the diameter of the inflatable part 4 is reduced due to leakage of the fluid and thus it is possible to prevent it from leaving the bladder, and there is no need for additional or periodic supply of fluid. It can increase the convenience of doctors and nurses.
- the inflatable body 41 may be coupled to each of the outlet 42 and the inflatable member 45 .
- the outlet 42 , the expandable member 45 , and the expandable body 41 may be integrally formed.
- the outlet 42 introduces a fluid into the inflatable body 41 or discharges the fluid from the inflatable body 41 .
- the outlet 42 may be coupled to a fluid inlet/outlet device (not shown) such as a syringe to introduce or discharge a fluid.
- the outlet 42 may include a non-return valve. Accordingly, the outlet 42 can prevent the fluid from being automatically discharged from the inflatable part 4 even when the inflow of the fluid into the inflatable body 41 is stopped. Therefore, the urine catheterization device 1 according to the present invention can prevent the separation phenomenon due to the arbitrary contraction of the inflatable member 45 .
- the urinary catheterization device 1 according to the present invention can reduce pain for a patient that may occur due to reinsertion after detachment, and increase the convenience of doctors and nurses through one-time insertion.
- the fluid passage 43 is for the fluid introduced through the outlet 42 to move to the expandable member 45, or the fluid stored in the expandable member 45 to move back to the outlet 42.
- the fluid passage 43 may be formed in a space between the inner surface of the inflatable body 41 and the outer surface of the urine catheterization body 31 . Accordingly, the urinary catheterization device 1 according to the present invention can smoothly move the fluid flowing in from the outside of the patient to the expansion and contraction member 45 located in the bladder.
- the filling member 44 fills the space formed between the inner surface of the inflatable body 41 and the outer surface of the urine catheterization body 31 .
- the filling member 44 may be spaced apart between the inflatable body 41 and the urine catheterization body 31 .
- the fluid passage 43 may be formed to penetrate the filling member 44 in the insertion direction (ID arrow direction). 3 shows only the case where the fluid passage 43 is formed through only the filling member 44, the fluid passage 43 is formed through the filling member 44 and the inflatable body 41 together.
- ID arrow direction ID arrow direction
- the urinary catheterization device 1 according to the present invention can inflate the inflatable member 45 with less fluid than when the filling member 44 is not present. Therefore, the urinary catheterization device 1 according to the present invention enables the downsizing of the fluid inlet/outlet device (not shown), thereby increasing the convenience of doctors and nurses.
- the expandable member 45 expands or contracts as the fluid is introduced or discharged.
- the expandable member 45 is coupled to the expandable body 41 .
- the expandable member 45 and the expandable body 41 may be integrally formed.
- the inner space of the expandable and contractible member 45 may communicate with the fluid passage 43 .
- the pressure inside the expandable member 45 increases. Accordingly, the expandable member 45 can expand.
- the pressure inside the expandable member 45 is lowered, so that the expandable member 45 can contract.
- FIG. 6 after the expansion and contraction member 45 is inserted into the bladder, the fluid flows in and expands.
- the expanded diameter of the expandable member 45 becomes larger than the diameter of the urethra to form a jam at the bladder inlet, and prevents the urinary catheterization device 1 according to the present invention from being separated from the urethra.
- FIG. 2 after achieving the purpose of discharging urine, the fluid inside the expandable member 45 is discharged to the outside through the fluid passage 43 , and the expandable member 45 contracts. In this case, the diameter of the contracted inflatable member 45 becomes smaller than the diameter of the urethra. Thereafter, the urinary catheterization device 1 according to the present invention may be separated from the urethra.
- the urinary catheterization device 1 according to the present invention can stably discharge urine to the outside without being arbitrarily separated due to jamming of the bladder inlet even when subjected to an external shock while being worn by a patient.
- the urinary catheterization device 1 according to the present invention has a low reinsertion frequency due to disengagement, thereby increasing convenience for doctors and nurses, as well as reducing discomfort that may occur to a patient due to leakage of urine due to disengagement.
- the expandable and contractible member 45 may be formed of an elastic material.
- the pressure providing unit 5 provides a discharge pressure for discharging the lubricating liquid contained in the lubricating unit 2 to the outside of the lubricating unit 2 .
- the pressure providing unit 5 may be coupled to the lubricating unit 2 .
- the pressure providing part 5 may be coupled to the lubricating part 2 to be connected to the receiving groove 21 of the lubricating part 2 . Accordingly, the pressure providing unit 5 provides a discharge pressure to the lubricating liquid accommodated in the receiving groove 21, so that the lubricating liquid is smoothly discharged even if the flow rate of the lubricating liquid accommodated in the receiving groove 21 is reduced. there is. Accordingly, the urinary catheterization device 1 according to the present invention can further increase the holding time for maintaining the friction reducing function and the drying prevention function using the lubricating liquid. Looking at this in detail, it is as follows.
- the flow rate of the lubricating liquid accommodated in the receiving groove 21 is reduced. reduces the internal pressure.
- the urine catheterization device 1 can provide a discharge pressure to the lubricating liquid accommodated in the receiving groove 21 by using the pressure providing unit 5, the interior of the lubricating unit 2
- the lubricating liquid accommodated in the receiving groove 21 may be discharged to the outside of the lubricating unit 2 using both the pressure and the discharge pressure provided by the pressure providing unit 5 . That is, it is implemented such that the discharge pressure provided by the pressure providing unit 5 compensates for the decrease in the internal pressure of the lubricating part 2 due to the decrease in the flow rate of the lubricating liquid accommodated in the receiving groove 21 .
- the urinary catheterization device 1 according to the present invention can further increase the holding time for maintaining the friction reducing function and the drying prevention function using the lubricating liquid, so that the cycle of replenishing the lubricating liquid can be further increased.
- the pressure providing unit 5 may provide a discharge pressure using a lubricating liquid.
- the pressure providing unit 5 may include a pressure body 51 and a pressure groove 52 .
- the pressure body 51 is coupled to the lubrication body 22 .
- the pressure groove 52 may be formed in the pressure body 51 .
- the pressure body 51 may be coupled to the lubrication body 22 so that the pressure groove 52 is connected to the receiving groove 21 . Accordingly, the pressure body 51 can provide a discharge pressure to the lubricating liquid accommodated in the receiving groove 21 using the lubricating liquid accommodated in the pressure groove 52.
- the pressure body 51 is the pressure groove It may be formed of a material that can expand and contract according to the flow rate of the lubricating liquid contained in the 52.
- the pressure body 51 may be formed of a silicone material, but is not limited thereto, and is easily deformable and flexible. As long as the material is harmless to the human body, it may be formed of other materials.
- the pressure groove 52 is for accommodating the lubricating liquid.
- the pressure groove 52 may be formed in the pressure body 51 .
- the pressure groove 52 may be connected to the receiving groove 21 . Accordingly, the discharge pressure formed according to the flow rate of the lubricating liquid accommodated in the pressure groove 52 may act toward the lubricating liquid accommodated in the accommodating groove 21 .
- the pressure body 51 As the pressure groove 52 is filled with lubricating liquid, the pressure body 51 may be expanded. In this case, the internal pressure of the pressure body 51 is increased. Accordingly, in the state in which the lubricating liquid is filled in the pressure groove 52 , the pressure providing unit 5 is connected to the internal pressure of the pressure body 51 and the receiving groove by the flow rate of the lubricating liquid accommodated in the pressure groove 52 . According to the difference between the internal pressure of the lubricating body 22 by the flow rate of the lubricating liquid accommodated in 21 , the lubricating liquid accommodated in the pressure groove 52 may be supplied to the receiving groove 21 .
- the urinary catheterization device 1 uses the pressure providing unit 5 to provide a discharge pressure providing function for smoothly discharging the lubricating liquid accommodated in the receiving groove 21 and automatically supplying the lubricating liquid due to the difference in internal pressure. It can have a supply function.
- the pressure providing unit 5 supplies the lubricating liquid accommodated in the pressure groove 52 as an external pressure is applied to the pressure body 51 . It may be supplied to the receiving groove (21). That is, the urinary catheterization device 1 according to the present invention can implement both automatic and manual supply of the lubricant to the receiving groove 21 using the pressure providing unit 5 .
- the pressure providing unit 5 may include a lubricating liquid inlet 53 .
- the lubricating fluid inlet 53 receives lubricating fluid from a lubricating fluid reservoir (not shown) and supplies it to the pressure groove 52 formed in the pressure body 51 .
- the lubricating fluid inlet 53 may be supplied with the lubricating fluid through various means such as electric means or a syringe.
- the lubricating liquid inlet 53 may include a non-return valve.
- the lubricating fluid inlet 53 is provided with a non-return valve, the lubricating fluid inlet 53 can prevent foreign substances from being introduced from the outside of the patient even when the lubricating fluid is not supplied.
- the lubricating fluid inlet 53 is separated from the lubricating fluid reservoir (not shown), it is possible to prevent the lubricating fluid accommodated in the pressure groove 52 from flowing backward.
- the lubricating fluid inlet 53 may be disposed in the separation direction (SD arrow direction) with respect to the pressure body 51 .
- the separation direction (SD arrow direction) is opposite to the insertion direction (ID arrow direction).
- the pressure body 51 may be disposed between the lubricating part 2 and the lubricating liquid inlet 53 .
- the lubricating fluid inlet 53 and the pressure body 51 may be integrally formed.
- the urine catheterization device 1 according to the present invention may be implemented such that the lubricating fluid is discharged only from a part of the lubricating body 22 and the lubricating fluid is not discharged from the remaining part.
- the lubricating body 22 may be implemented as follows.
- the lubricating body 22 may include a lubricating member 221 .
- a plurality of the discharge holes 23 may be formed in the lubricating member 221 .
- the discharge holes 23 may be formed to pass through the lubricating member 221 at positions spaced apart from each other. Accordingly, the lubricating liquid may be discharged through the discharge holes 23 in different parts of the lubricating member 221 .
- the discharge holes 23 may be formed to be spaced apart from each other in a direction perpendicular to the insertion direction (ID arrow direction) or the insertion direction (ID arrow direction). Since all or part of the lubricating member 221 may be in contact with the urethral wall 10 , the lubricating member 221 is partially on the urethral wall 10 when the lubricating liquid is discharged to the urethral wall 10 . It is possible to prevent the phenomenon of not being supplied. Therefore, the lubricating member 221 can reduce the friction for a wider range on the urethral wall 10 compared to the case where a single discharge hole 23 is formed in the lubricating body 22 .
- the urinary catheterization device 1 reduces irritation to the urethral mucosa that may occur due to friction between the urethral wall 10 and the lubricating member 221 in a wider range, It can alleviate the pain and discomfort of losing.
- the urinary catheterization device 1 according to the present invention maintains the moisture of the urethral wall 10 in a wider range, such as urethral stricture that may occur due to drying of the urethral wall 10, a burning sensation during self-urination, etc. side effects can be partially prevented.
- the lubricating body 22 may include a connecting member 222 .
- the connecting member 222 may be coupled to each of the lubricating member 221 and the pressure providing unit 5 .
- the connecting member 222 may be positioned between the lubricating member 221 and the pressure body 51 .
- the pressure body 51 may be coupled to the connection member 222 .
- the connection member 222 may block the lubricating liquid accommodated in the receiving groove 21 from being discharged to the outside of the lubricating body 22 .
- the discharge hole 23 is not formed in the connection member 222 .
- the connecting member 222 may be disposed at a position where the lubricating liquid is not required to be discharged.
- the connecting member 222 may be partially disposed within the patient's urethra, and the remaining part may be disposed outside the patient's urethra.
- the urinary catheterization device 1 according to the present invention does not discharge the lubricating fluid from the outside of the patient's urethra using the connection member 222, unnecessary consumption of the lubricating fluid can be prevented.
- the urinary catheterization device 1 according to the present invention may be implemented so that the lubricating fluid is not discharged from the inside of the patient's urethra close to the outside of the patient's urethra by using the connection member 222 . Accordingly, the urinary catheterization device 1 according to the present invention can further reduce unnecessary consumption of the lubricating fluid, and can prevent the lubricating fluid from accumulating on the patient's clothes or body as the lubricating fluid is discharged to the outside of the patient.
- the urinary catheterization device 1 prevents the contamination of the affected part of the patient due to the lubricating fluid on the patient's clothes or body, thereby preventing the occurrence of secondary diseases due to contamination.
- the connecting member 222 and the lubricating member 221 may be integrally formed.
- the lubricating body 22 may include a blocking member 223 .
- the blocking member 223 may be disposed in the insertion direction (ID arrow direction) with respect to the lubricating member 221 .
- the urinary catheter 3 may be disposed in the insertion direction (ID arrow direction) with respect to the lubricating part 2 .
- the lubricating part 2 may be disposed in the insertion direction (ID arrow direction) with respect to the pressure providing part 5 .
- the blocking member 223 may block the lubricating liquid accommodated in the receiving groove 21 from being discharged to the outside of the lubricating body 22 .
- the discharge hole 23 is not formed in the blocking member 223 .
- the urinary catheterization device 1 according to the present invention provides a lubricating liquid in the portion close to the bladder in the lubricating body 22 . It can be implemented so that it does not emit. Accordingly, the urinary catheterization device 1 according to the present invention can be implemented to prevent the lubricating fluid from flowing into the bladder.
- the lubricating member 221 may be disposed between the blocking member 223 and the connecting member 222 to discharge the lubricating liquid.
- the lubricating member 221 may include a first discharging member 2211 (shown in FIG. 10 ) and a second discharging member 2212 (shown in FIG. 9 ).
- a first discharge hole 231 among the discharge holes 23 may be formed in the first discharge member 2211 . Accordingly, the lubricating liquid accommodated in the receiving groove 21 may be discharged to the outside of the first discharge member 2211 through the first discharge hole 231 .
- a second discharge hole 232 among the discharge holes 23 may be formed in the second discharge member 2212 . Accordingly, the lubricating liquid accommodated in the receiving groove 21 may be discharged to the outside of the second discharge member 2212 through the second discharge hole 232 .
- the second discharging member 2212 may be disposed toward the separation direction (SD arrow direction) with respect to the first discharging member 2211 . In this case, the second discharge member 2212 may be disposed between the first discharge member 2211 and the connection member 222 . Accordingly, the second discharge member 2212 may be disposed at a position closer to the outside of the patient's urethra than the first discharge member 2211 .
- the second discharge hole 232 may be formed through the second discharge member 2212 .
- the second discharge hole 232 may be formed through the inner surface of the second discharge member 2212 and the outer surface of the second discharge member 2212 .
- the second discharge hole 232 is formed to be inclined so that the distance from the first discharge member 2211 decreases as it extends from the inner surface of the second discharge member 2212 to the outer surface of the second discharge member 2212 . can be That is, the second discharge hole 232 may be inclined toward the insertion direction (ID arrow direction) as it extends from the inner surface of the second discharge member 2212 to the outer surface of the second discharge member 2212 .
- the lubricating liquid may be discharged obliquely toward the insertion direction (ID arrow direction) through the second discharge hole 232 .
- the urinary catheterization device 1 according to the present invention is implemented to prevent the lubricating liquid discharged through the second discharge hole 232 from being discharged to the outside of the patient. Accordingly, the urinary catheterization device 1 according to the present invention can further reduce unnecessary consumption of the lubricating fluid and prevent secondary contamination from occurring as the lubricating fluid is discharged to the outside of the patient.
- a plurality of second discharge holes 232 may be formed in the second discharge member 2212 . In this case, the second discharge hole 232 may be formed to pass through the second discharge member 2212 at a position spaced apart from each other.
- the first discharge member 2211 may be disposed toward the insertion direction (ID arrow direction) with respect to the second discharge member 2212 .
- the first discharge member 2211 may be disposed between the blocking member 223 and the second discharge member 2212 .
- the first discharging member 2211 may be disposed at a position closer to the bladder of the patient than the second discharging member 2212 .
- the first discharge hole 231 may be formed to pass through the first discharge member 2211 .
- the first discharge hole 231 may be formed through an inner surface of the first discharge member 2211 and an outer surface of the first discharge member 2211 .
- the first discharge hole 231 is formed to be inclined such that the distance from the second discharge member 2212 decreases as it extends from the inner surface of the first discharge member 2211 to the outer surface of the first discharge member 2211 .
- the first discharge hole 231 may be inclined toward the separation direction (SD arrow direction) as it extends from the inner surface of the first discharge member 2211 to the outer surface of the first discharge member 2211 .
- the lubricating liquid may be discharged obliquely toward the separation direction (SD arrow direction) through the first discharge hole 231 .
- the urinary catheterization device 1 according to the present invention is implemented to prevent the lubricating fluid discharged through the first discharge hole 231 from flowing into the bladder of the patient. Accordingly, the urinary catheterization device 1 according to the present invention can further reduce unnecessary consumption of the lubricating fluid, and prevent side effects, etc. from occurring as the lubricating fluid flows into the patient's bladder.
- a plurality of first discharge holes 231 may be formed in the first discharge member 2211 . In this case, the first discharge hole 231 may be formed to pass through the first discharge member 2211 at a position spaced apart from each other.
- the lubricating member 221 may include a third discharging member 2213 (shown in FIGS. 9 and 10 ).
- the third discharge member 2213 is disposed between the first discharge member 2211 and the second discharge member 2212 .
- One side of the third discharge member 2213 may be coupled to the first discharge member 2211 , and the other side may be coupled to the second discharge member 2212 .
- the third discharge member 2213 , the second discharge member 2212 , and the first discharge member 2211 may be integrally formed.
- a third discharge hole 233 among the discharge holes 23 may be formed in the third discharge member 2213 . Accordingly, the lubricating liquid accommodated in the receiving groove 21 may be discharged to the outside of the third discharge member 2213 through the third discharge hole 233 .
- the third discharge hole 233 may be formed through the third discharge member 2213 .
- the third discharge hole 233 may be formed through the inner surface of the third discharge member 2213 and the outer surface of the third discharge member 2213 .
- the third discharge hole 233 may be formed to pass through the third discharge member 2213 in a direction perpendicular to the insertion direction (ID arrow direction). That is, the third discharge hole 233 may be formed to pass through the third discharge member 2213 without being inclined. Accordingly, the urinary catheterization device 1 according to the present invention can be implemented so that the lubricating fluid is less likely to be discharged to the outside of the patient and intensively discharged in a portion where the lubricating fluid is less likely to flow into the bladder.
- a plurality of third discharge holes 233 may be formed in the third discharge member 2213 . In this case, the third discharge hole 233 may be formed to pass through the third discharge member 2213 at a position spaced apart from each other.
- the first discharge hole 231 and the pressure providing unit (5) may be implemented to be longer than the distance that the second discharge hole 232 and the pressure providing unit 5 are spaced apart from each other. That is, the first discharge hole 231 may be disposed at a position spaced apart from the pressure providing unit 5 by a longer distance than the second discharge hole 232 . Accordingly, the discharge pressure provided by the pressure providing unit 5 is weaker in the portion in which the first discharge hole 231 is disposed than in the portion in which the second discharge hole 232 is disposed.
- the first discharge hole 231 and the second discharge hole 232 are formed to have the same diameter, there is a possibility that the lubricating liquid may not be smoothly disposed in the first discharge hole 231 .
- the first discharge hole 231 may have a larger diameter than that of the second discharge hole 232 . Accordingly, the urinary catheterization device 1 according to the present invention can be implemented so that the lubricating liquid is smoothly discharged even from the first discharge hole 231 disposed at a relatively long distance from the pressure providing unit 5 .
- FIG. 11 shows that both the first discharge hole 231 and the second discharge hole 232 are formed along a direction perpendicular to the insertion direction (ID arrow direction), but the present invention is not limited thereto. 9 and 10 , the first discharge hole 231 and the second discharge hole 232 may be inclined in opposite directions to each other.
- the urinary catheterization device 1 according to the present invention may be implemented to have a larger diameter as the discharge hole 23 is disposed at a greater distance from the pressure providing unit 5 .
- the discharge hole 23 disposed in the insertion direction (in the direction of the ID arrow) may be formed to have a larger diameter. Accordingly, the urinary catheterization device 1 according to the present invention can improve the uniformity of the discharge amount of the lubricating liquid discharged through the discharge holes 23 .
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Abstract
Description
Claims (10)
- 소변을 외부로 배출시키는 도뇨부;상기 도뇨부에 결합된 팽축부;상기 팽축부에 결합된 윤활부; 및상기 윤활부에 수용된 윤활액을 상기 윤활부의 외부로 배출시키기 위한 배출압력을 제공하는 압력제공부를 포함하고,상기 윤활부는 윤활액을 수용하기 위한 수용홈, 상기 수용홈이 형성된 윤활본체, 및 상기 윤활본체를 관통하여 형성된 배출공을 포함하며,상기 압력제공부는 상기 윤활본체에 결합된 압력본체, 및 상기 수용홈에 연결되도록 상기 압력본체에 형성되어서 배출압력을 형성하기 위한 윤활액을 수용하는 압력홈을 포함하는 것을 특징으로 하는 도뇨장치.
- 제1항에 있어서,상기 압력본체는 상기 압력홈에 수용된 윤활액에 의해 팽창되고,상기 압력제공부는 상기 압력홈에 수용된 윤활액의 유량에 의한 상기 압력본체의 내부압력과 상기 수용홈에 수용된 윤활액의 유량에 의한 상기 윤활본체의 내부압력 간의 차이에 따라 상기 압력홈에 수용된 윤활액을 상기 수용홈으로 공급하는 것을 특징으로 하는 도뇨장치.
- 제1항에 있어서,상기 압력본체는 상기 압력홈에 수용된 윤활액에 의해 팽창되고,상기 압력제공부는 상기 압력본체에 외부압력이 가해짐에 따라 상기 압력홈에 수용된 윤활액을 상기 수용홈으로 공급하는 것을 특징으로 하는 도뇨장치.
- 제1항에 있어서,상기 도뇨부는 상기 윤활부에 대해 삽입방향 쪽에 배치되고,상기 윤활부는 상기 압력제공부에 대해 상기 삽입방향 쪽에 배치되며,상기 윤활본체는 상기 배출공이 복수개 형성된 윤활부재, 상기 윤활부재와 상기 압력제공부 각각에 결합된 연결부재, 및 상기 윤활부재에 대해 상기 삽입방향 쪽에 배치된 차단부재를 포함하고,상기 연결부재와 상기 차단부재 각각에는 윤활액을 외부로 배출하지 않도록 상기 배출공이 형성되지 않은 것을 특징으로 하는 도뇨장치.
- 제1항에 있어서,상기 도뇨부는 상기 윤활부에 대해 삽입방향 쪽에 배치되고,상기 윤활부는 상기 압력제공부에 대해 상기 삽입방향 쪽에 배치되며,상기 윤활본체는 상기 배출공이 복수개 형성된 윤활부재, 및 상기 윤활부재에 대해 상기 삽입방향 쪽에 배치된 차단부재를 포함하고,상기 차단부재에는 윤활액을 외부로 배출하지 않도록 상기 배출공이 형성되지 않은 것을 특징으로 하는 도뇨장치.
- 제1항에 있어서,상기 도뇨부는 상기 윤활부에 대해 삽입방향 쪽에 배치되고,상기 윤활부는 상기 압력제공부에 대해 상기 삽입방향 쪽에 배치되며,상기 윤활본체는 상기 배출공이 복수개 형성된 윤활부재를 포함하고,상기 윤활부재는 상기 배출공들 중에서 제1배출공이 형성된 제1배출부재, 및 상기 배출공들 중에서 제2배출공이 형성된 제2배출부재를 포함하며,상기 제1배출부재는 상기 제2배출부재에 대해 상기 삽입방향 쪽에 배치되고,상기 제2배출공은 상기 제2배출부재의 내면과 상기 제2배출부재의 외면을 관통하여 형성되되, 상기 제2배출부재의 내면에서 상기 제2배출부재의 외면으로 연장될수록 상기 제1배출부재로부터 이격된 거리가 감소하도록 경사지게 형성된 것을 특징으로 하는 도뇨장치.
- 제6항에 있어서,상기 제1배출공은 상기 제1배출부재의 내면과 상기 제2배출부재의 외면을 관통하여 형성되되, 상기 제1배출부재의 내면에서 상기 제1배출부재의 외면으로 연장될수록 상기 제2배출부재로부터 이격된 거리가 감소하도록 경사지게 형성된 것을 특징으로 하는 도뇨장치.
- 제7항에 있어서,상기 윤활부재는 상기 배출공들 중에서 제3배출공이 형성된 제3배출부재를 포함하고,상기 제3배출부재는 상기 제1배출부재와 상기 제2배출부재의 사이에 배치되며,상기 제3배출공은 상기 제3배출부재의 내면과 상기 제3배출부재의 외면을 관통하여 형성되되, 상기 삽입방향에 대해 수직한 방향을 따라 상기 제3배출부재를 관통하여 형성된 것을 특징으로 하는 도뇨장치.
- 제1항에 있어서,상기 도뇨부는 상기 윤활부에 대해 삽입방향 쪽에 배치되고,상기 윤활부는 상기 압력제공부에 대해 상기 삽입방향 쪽에 배치되며,상기 윤활본체는 상기 배출공이 복수개 형성된 윤활부재를 포함하고,상기 윤활부재는 상기 배출공들 중에서 제1배출공이 형성된 제1배출부재, 및 상기 배출공들 중에서 제2배출공이 형성된 제2배출부재를 포함하며,상기 제1배출부재는 상기 제2배출부재에 대해 상기 삽입방향 쪽에 배치되고,상기 제1배출공은 상기 제2배출공에 비해 더 큰 직경으로 형성된 것을 특징으로 하는 도뇨장치.
- 제1항에 있어서,상기 압력홈과 상기 수용홈은 마취제가 포함된 윤활액을 수용하고,상기 배출공들은 상기 마취제가 포함된 윤활액을 상기 윤활본체의 외부로 배출하는 것을 특징으로 하는 도뇨장치.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116966398A (zh) * | 2023-07-14 | 2023-10-31 | 上海中医药大学附属曙光医院 | 一种可减少膀胱刺激症状的三腔导尿管 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2366465C2 (ru) * | 2003-05-12 | 2009-09-10 | Ай-Флоу Корпорейшн | Катетер для равномерной подачи лекарственного средства |
CN200998342Y (zh) * | 2007-02-06 | 2008-01-02 | 孙元山 | 加压润滑减痛导尿管 |
CA2978394C (en) * | 2015-03-02 | 2023-10-03 | Accurate Medical Therapeutics Ltd. | Catheters with side openings for modifying and delivering suspensions to a subject |
KR101837303B1 (ko) * | 2016-11-14 | 2018-03-09 | 최돈경 | 도뇨장치 |
CN107693921B (zh) * | 2017-05-17 | 2019-07-30 | 威海吉威重症医疗制品有限公司 | 一种狭窄扩张型导尿管 |
KR102150487B1 (ko) * | 2018-04-03 | 2020-09-01 | 인제대학교 산학협력단 | 요도 협착 억제장치 |
-
2020
- 2020-10-29 KR KR1020200142028A patent/KR102516178B1/ko active IP Right Grant
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2021
- 2021-08-09 WO PCT/KR2021/010469 patent/WO2022092503A2/ko active Application Filing
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116966398A (zh) * | 2023-07-14 | 2023-10-31 | 上海中医药大学附属曙光医院 | 一种可减少膀胱刺激症状的三腔导尿管 |
CN116966398B (zh) * | 2023-07-14 | 2024-05-07 | 上海中医药大学附属曙光医院 | 一种可减少膀胱刺激症状的三腔导尿管 |
Also Published As
Publication number | Publication date |
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KR102516178B1 (ko) | 2023-03-30 |
WO2022092503A3 (ko) | 2022-07-28 |
KR20220057123A (ko) | 2022-05-09 |
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