CN219127473U

CN219127473U - Nasal catheter fixing device

Info

Publication number: CN219127473U
Application number: CN202222733175.6U
Authority: CN
Inventors: 米娜; 郑璐; 张舒婷; 廖羽; 张悦
Original assignee: Second Affiliated Hospital Army Medical University
Current assignee: Second Affiliated Hospital Army Medical University
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-06-06
Anticipated expiration: 2032-10-13

Abstract

The utility model discloses a nasal catheter fixing device, which comprises an arc-shaped nasal mask, fixing belts arranged at two ends of the arc-shaped nasal mask and two fixing parts, wherein each fixing part comprises a connecting strip, a first clamping piece and a second clamping piece, and the connecting strip is connected with the arc-shaped nasal mask; the first clamping piece is hinged with the second clamping piece and is buckled in a crossed manner; a pressing arm is provided on the first side of the second holding piece, which swings the second side of the second holding piece toward a side facing away from the first holding piece by pressing. According to the nasal catheter fixing device, the nasal feeding tube and the nasal bile duct are fixed through the two fixing parts, and the inclined fixing parts can enable one ends of the nasal feeding tube and the nasal bile duct to face the nose and the other ends of the nasal feeding tube and the nasal bile duct to diverge from two sides of the mouth of a patient, so that the catheter is prevented from shielding the mouth of the patient; and through the mode of centre gripping for the centre gripping space size of fixed part can be adjusted and change, thereby is applicable to the pipe of different specifications, can both fix the pipe of different specifications, and the suitability is better.

Description

Nasal catheter fixing device

Technical Field

The present utility model relates to a nasal catheter securement device.

Background

In the treatment of many patients, a human body cavity is required to be cannulated, for example, a nasal feeding tube is used for delivering a stomach tube into the stomach through the nasal cavity, and food is injected into the stomach of the patient through the stomach tube; the endoscopic biliary drainage is to insert an elongated plastic catheter into a bile duct through the papilla of the duodenum under an endoscope, and the other end of the elongated plastic catheter is led out of the body from the nostril through the duodenum, the stomach, the esophagus, the pharynx and the like, so as to establish an external drainage way of bile.

At present, when a medical staff is indwelling the catheter, the nasal feeding tube and the nasal bile duct are flexible tubes, so that the nasal feeding tube and the nasal bile duct are prevented from falling out of the esophagus and are required to be fixed.

The Chinese patent document CN204033990U discloses a double-tube fixing device, and specifically discloses an arc-shaped fixing piece with through holes at two ends, a rubber tube with fixing holes at two ends, two arch-shaped pieces arranged on the arc-shaped fixing piece and a fixing belt, wherein two groups of opposite perforations respectively facing the X direction and the Y direction are arranged in the middle of the rubber tube, the fixing belt respectively penetrates through the through holes and the fixing holes at two ends of the rubber tube to fix the rubber tube on the arc-shaped fixing piece, the arc-shaped fixing piece is fixed on the face of a patient through the fixing belt, the nasal feeding tube and the nasal bile duct respectively penetrate through the two groups of opposite perforations, and the nasal feeding tube and the nasal bile duct are fixed through the friction of the rubber tube, so that the purpose of fixing the nasal feeding tube and the nasal bile duct is achieved.

However, in the above prior art, the catheter is fixed by the physical characteristics of rubber, and in order to achieve the purpose of fixing the catheter, the caliber of the perforation needs to be adapted to the caliber of the catheter, the caliber of the perforation is too large, even if the friction force of the rubber is large, the catheter can fall off from the perforation, the caliber of the perforation is too small, the catheter is difficult to pass through the perforation, the specifications of the medical catheter are various, only the catheter size suitable for two sets of perforation is used, the use of more specifications of catheters is limited, and the applicability is relatively poor.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to solve the technical problems that: the nasal catheter fixing device can fix catheters with different specifications and simultaneously fix the nasal feeding tube and the nasal bile duct, so that the problem that the catheters with different sizes cannot be fixed is solved.

In order to solve the technical problems, the utility model adopts a technical scheme that: the nasal catheter fixing device comprises an arc-shaped nasal mask, fixing belts arranged at two ends of the arc-shaped nasal mask and used for fixing the arc-shaped nasal mask on the face of a patient, and two fixing parts arranged on the arc-shaped nasal mask and used for fixing a nasal feeding tube and a nasal bile duct, so that the nasal feeding tube and/or the nasal bile duct can be fixed according to requirements; the two fixing parts are symmetrically arranged on the arc-shaped nose mask, each fixing part comprises a connecting strip, a first clamping piece and a second clamping piece which are arc-shaped, the first ends of the two connecting strips are connected to the arc-shaped nose mask, and the second ends of the two connecting strips face to the lower part of the arc-shaped nose mask and are obliquely arranged in opposite directions so as to be in an inverted-eight shape; the first side of first grip tab is articulated through the torsional spring with the first side of second grip tab, the second side of first grip tab and the second side cross-buckling of second grip tab are in order to form the centre gripping space that is used for the centre gripping pipe, the through direction perpendicular to connecting strip in centre gripping space is provided with on the first side of second grip tab makes the second side of second grip tab deviate from the wobbling pressing arm in first grip tab one side through pressing, so the mode of accessible pressing the centre gripping is fixed, the mode of cross-buckling makes first grip tab and second grip tab shrink in opposite directions to homoenergetic grip pipe when the pipe of different specifications of centre gripping reaches the purpose of fixing the medical pipe of various specifications, the suitability is wider.

The second sides of the first clamping piece and the second clamping piece are respectively provided with two clamping claws arranged at intervals, and the clamping claws on the first clamping piece and the second clamping piece are arranged in a staggered mode so that the second sides of the first clamping piece and the second clamping piece are in crossed fit through the clamping claws to clamp the catheters with different specifications.

The utility model discloses a nasal feeding tube, including first centre gripping piece, second centre gripping piece, guide tube clamp, rubber pad, buffer, the force that acts on the guide tube when first centre gripping piece and second centre gripping piece centre gripping nasal feeding tube and/or nasal bile duct, the medial arm along first centre gripping piece, second centre gripping piece and gripper jaw is provided with the rubber pad on a side in opposite directions, and the rubber pad antiskid further limits the fixed effect of guide tube, and the rubber pad is soft has elasticity, buffers the force that acts on the guide tube when first centre gripping piece and second centre gripping piece centre gripping nasal feeding tube and/or nasal bile duct, avoids first centre gripping piece and second centre gripping piece to press from both sides the circumstances emergence of deformation with the guide tube to a certain extent.

The nose pad is arranged on the inner side wall of the arc-shaped nose cover and used for preventing the arc-shaped mask from contacting with the nose to block the nostrils, and the nose pad is propped against the nose bridge of a patient to separate the arc-shaped nose cover from the nose bridge, so that the arc-shaped nose cover is prevented from blocking the nostrils.

The nose pad comprises a connecting sheet connected to the inner side arm of the arc mask, a connecting rod connected to the connecting sheet and perpendicular to the connecting sheet, and an arc-shaped gasket connected to the connecting rod and used for propping against the nose bridge, wherein the arc-shaped gasket is propped against the nose bridge of a patient, the arc-shaped nose mask and the arc-shaped gasket are spaced apart through the connecting rod, discomfort of the patient caused by the fact that the nose is extruded or blocked by the arc-shaped nose mask is avoided, the arc-shaped nose mask and the nose are spaced apart, and the situation that the skin of the face of the patient is blocked to influence the health condition of the skin of the face of the patient can be reduced.

The arc gasket adopts the silica gel material to make, and the silica gel material is rich in elasticity, supports in the skin can reduce uncomfortable sense for the stereoplasm material, and the friction of effect between silica gel material and other object surfaces is great, can be relatively stable when using hang on patient's bridge of the nose and be difficult for skidding.

The arc gasket is articulated with the connecting rod so as to adjust the angle between the arc gasket and the arc nose cover through rotating the arc gasket when different patients use, the condition that the arc nose cover is too high or too low possibly occurs when the patient with different nose bridge heights uses is avoided, and the angle between the arc gasket and the arc nose cover is adjusted through the heights of the nose beams of different patients so that the arc nose cover can keep the most suitable angle.

A connecting rod is arranged on one side of the arc-shaped gasket facing the connecting rod, a limit hole with a toothed edge is formed in the connecting rod, and a limit groove matched with the limit hole is formed in the connecting rod; the nose pad also comprises a tooth block connected with the limit hole and the limit groove key and a plunger rod connected with the tooth block and coaxially arranged with the tooth block; when the tooth piece is located in the limiting hole and is connected with the limiting hole key, the angle between the arc-shaped gasket and the connecting rod is adjustable, a patient or medical staff can adjust the using height of the arc-shaped nose cover according to the nose bridge height of the patient, when the tooth piece is pushed until the tooth piece abuts against the limiting groove, the tooth piece is connected with the limiting hole and the limiting groove key to lock the arc-shaped gasket, and at the moment, the arc-shaped gasket and the connecting rod are directly locked and cannot rotate continuously, so that the angle between the arc-shaped gasket and the connecting rod is locked.

The fixing strap comprises connecting parts which are symmetrically arranged at two ends of the arc-shaped nose mask, each connecting part comprises two cotton strips, a vertical rod and a connecting strap, one end of each cotton strip is connected with two cotton strips, the other end of each vertical rod is connected with the corresponding connecting strap, the two connecting straps of the two connecting parts are connected through magic tapes, and accordingly the arc-shaped nose mask is fixed on the face of a patient so that the arc-shaped nose mask and the fixing strap are sleeved on the head of the patient.

The distance between two cotton strips of each connecting part and one end of the vertical rod is 7-8 m, each connecting part further comprises a sliding rod, the sliding rod is sleeved on the matched cotton strip in a sliding mode through two through holes formed in the sliding rod, the distance between the two through holes in each sliding rod is 7-8 cm, the ears of a patient are located between the sliding rod and the vertical rod through adjusting the positions of the sliding rod, the length of the ears of a human being is approximately 6cm, the distance between the two through holes is larger than 6cm, the cotton strip can be prevented from tightening auricles, discomfort is caused, the auricles are prevented from being tightened for a long time, and the pain is caused, so that the physical and mental health of the patient is not facilitated.

The nasal catheter fixing device has at least the following beneficial effects: the nasal feeding tube and the nasal bile duct are fixed through the two fixing parts, and one ends of the nasal feeding tube and the nasal bile duct face to the nose and the other ends of the nasal feeding tube and the nasal bile duct diverge from two sides of the mouth of a patient through the obliquely arranged fixing parts, so that the mouth of the patient is prevented from being blocked by the guide tube; and through the mode of centre gripping for the centre gripping space size of fixed part can be adjusted and change, thereby is applicable to the pipe of different specifications, can both fix the pipe of different specifications, and the suitability is better.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic view of the nasal catheter securement device of the present utility model;

FIG. 2 is a side cross-sectional view of the nasal catheter securement device shown in FIG. 1;

FIG. 3 is a schematic structural view of one of the fixing portions according to the present utility model;

FIG. 4 is a schematic view of the nose pad of the present utility model;

FIG. 5 is a top view of the nose pad of the present utility model;

fig. 6 is a schematic view of the structure of the tooth block and the plunger according to the present utility model.

The meaning of the reference numerals in the drawings are:

an arc nose mask-1;

a first sliver-21 a; a second sliver-21 b; a first upright-22 a; a second upright 22b; a first slide bar-23 a; a second slide bar-23 b; a first connecting band-24 a; a second connecting band-24 b; magic tape-25;

nose pad-3; a connecting piece-31; a connecting rod-32; an arc-shaped gasket-33; tooth block-34; a plunger-35;

a connecting bar-41; a first clamping piece-42; a second clamping piece-43; pressing the arm-44; a gripper jaw (45); rubber pad-46.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Referring to fig. 1 to 6, the nasal catheter fixing device of the present utility model includes an arc-shaped nasal mask 1, fixing straps provided at both ends of the arc-shaped nasal mask 1 for sleeving the arc-shaped nasal mask 1 on the head of a patient so that the arc-shaped nasal mask 1 is positioned at the nasal position of the patient, and a nose pad 3 for abutting against the nasal bridge of the patient to space the nasal bridge from the arc-shaped nasal mask 1, preventing the arc-shaped nasal mask 1 from being directly and largely contacted with the nose to cause discomfort, and two fixing portions for fixing a nasal feeding tube and a nasal bile duct, respectively, preventing the nasal feeding tube and the nasal bile duct from being separated from the nasal cavity.

The arc-shaped nose cover 1 is strip-shaped and sheet-shaped, the arc-shaped nose cover 1 can be made of soft plastics such as polyethylene, can be bent, can be flat and has low cost; the arc-shaped nose cover 1 is provided with two surfaces, the nose pad 3 is arranged on one surface of the arc-shaped nose cover 1, the two fixing parts are arranged on the other surface of the arc-shaped nose cover 1, and the surface where the nose pad 3 is arranged is the inner side surface.

The fixed band includes two connecting portions, and two connecting portions symmetry are established on the both ends of arc nose cup 1, and during the use, with nose pad 3 support on the patient's nasal bridge so that arc nose cup 1 is located the one side of keeping away from the nose, make arc nose cup 1 expand and face both sides's ear crooked at the patient's face through dragging two connecting portions, be fixed in patient's face with arc nose cup 1 through two connecting portions afterwards, insert patient's nasal feeding tube and/or nose bile duct and penetrate patient's afterbody after, fix through two fixed parts, prevent that the pipe from droing under the influence of external factors such as outside traction, foreign object hook.

The two connecting portions all include that one end is connected in two silver of arc nose cup 1, the pole setting of being connected with the other end of two silver, slide bar and the connecting band that one end and pole setting are connected on two silver through two perforation slip cap, the slide bar can slide on the silver, when wearing, the ear is located between pole setting and the slide bar, the connecting band is connected through magic subsides 25, it can be adjusted according to patient's head size to connect convenient and hookup location, slide bar and pole setting are separated two silver, avoid directly wearing in the ear and rein in auricle, and the silver material is soft, skin is not injured to the parent skin.

Specifically, the cotton sliver is made of cotton soft material, is skin-friendly and soft, and is attached to the face of a patient without damaging the skin; the upright rod and the slide rod are both made of plastic, so that the cost is low. The first end of the arc nose mask 1 is connected with two first cotton strips 21a, the first ends of the two first cotton strips 21a are connected with the first end of the arc nose mask 1 one by one respectively, the second ends of the two first cotton strips 21a are connected with first vertical rods 22a, the second ends of the two first cotton strips 21a are arranged at intervals, the interval between the second ends of the two first cotton strips 21a connected to the first vertical rods 22a is 7-8 cm, the two first cotton strips 21a are sleeved with first sliding rods 23a in a sliding mode, the first sliding rods 23a are vertically arranged, the first sliding rods 23a are provided with two first through holes at intervals, the interval between the two first through holes is 7-8 cm, the second ends of the two first cotton strips 21a continuously extend to be connected to the first vertical rods 22a after penetrating through the two first through holes respectively, the first vertical rods 22a are connected with first connecting belts 24a, and the first ends of the first connecting belts 24a are connected with the first vertical rods 22 a. The second end of the arc nose mask 1 is connected with two second cotton strips 21b, the first ends of the two second cotton strips 21b are connected with the second end of the arc nose mask 1 one by one, the second ends of the two second cotton strips 21b are connected with second vertical rods 22b, the second ends of the two second cotton strips 21b are arranged at intervals, the interval between the second ends of the two second cotton strips 21b connected to the second vertical rods 22b is 7-8 cm, the two second cotton strips 21b are sleeved with second sliding rods 23b in a sliding mode, the second sliding rods 23b are vertically arranged, the second sliding rods 23b are provided with two second through holes at intervals, the interval between the two second through holes is 7-8 cm, the second ends of the two second cotton strips 21b are connected to the second vertical rods 22b after penetrating through the two second through holes, the second ends of the second cotton strips 22b are connected with second connecting belts 24b, and the first ends of the second connecting belts 24b are connected to the second vertical rods 22 b. The first connecting band 24a is provided with a female magic tape 25 which is matched with the female magic tape in a sticking manner along the length direction of the first connecting band 24a, and the second connecting band 24b is provided with a male magic tape 25 which is matched with the female magic tape in a sticking manner.

When in use, the nose pad 3 is firstly abutted against the nose bridge of a patient, and then the first connecting belt 24a and the second connecting belt 24b are pulled towards the back brain of the patient, at this time, the positions of the first sliding rod 23a and the second sliding rod 23b are adjusted through the positions of ears of the patient, and it should be noted that the first upright rod 22a and the second upright rod 22b are always positioned on one side of the back brain spoon when worn, so that the two ears of the patient are respectively positioned between the first upright rod 22a and the first sliding rod 23a, between the second upright rod 22b and the second sliding rod 23b, and the corresponding interval between the cotton strips is between 7 cm and 8cm on average, and the auricles of the person are not in contact with the ears; and too long a distance between tampons easily causes the tampons to block eyes, so 7-8 cm is suitable. The head of different patients has different sizes, so that the sliding arrangement of the sliding rod can slide according to the ear positions of different patients; the connecting bands are connected through the magic tape 25, so that the first connecting band 24a and the second connecting band 24b can be adjusted according to the head sizes of different patients when being connected, and the applicability is good.

The nose pad 3 includes connecting piece 31 on the inside wall of arc nose cup 1, connect and perpendicular to connecting rod 32 of connecting piece 31, connect the arc gasket 33 of connecting rod 32, locate tooth piece 34 on connecting rod 32 and connect the inserted bar 35 of tooth piece 34, arc gasket 33 is used for leaning on the patient's nose bridge, connecting rod 32 sets up between arc nose cup 1 and nose pad 3, with arc nose cup 1 and nose pad 3 interval, when connecting the connecting band pass through the magic tape 25 in order to place arc nose cup 1 on the patient's face, if place arc nose cup 1 directly on the patient's nose, not only be easy to block patient's nostril, influence the use of nasogastric tube and naso bile duct, and arc nose cup 1 is because for the plastics material, thereby the edge of arc nose cup 1 placed on the nose bridge can press on patient's skin and arouse patient's discomfort, arc gasket 33 and connecting rod 32's setting can solve this problem.

In the embodiment, the connecting piece 31 is rectangular and sheet-shaped, the connecting piece 31 is connected to one side surface of the arc-shaped nose mask 1 and is positioned at the middle point of the side surface, one end of the connecting rod 32 is fixedly connected to the connecting piece 31, and the connecting rod 32 is perpendicular to the connecting piece 31; the arcuate pad 33 is arcuate in shape, the arcuate pad 33 being curved toward a side facing away from the connecting rod 32 to enable the nose bridge of a patient to be snapped onto. A connecting rod is arranged on one side of the arc-shaped gasket 33 facing the connecting rod 32; the connecting rod is provided with a limiting hole, the inner wall of the limiting hole is in a corrugated tooth shape, two connecting blocks are arranged at intervals at one end of the connecting rod 32 far away from the connecting sheet 31, one end of the connecting rod with the limiting hole is positioned between the two connecting blocks, a limiting groove communicated with the limiting hole is formed in one side face of one connecting block facing the connecting rod, the inner wall of the limiting groove is in a corrugated tooth shape in the same shape as the inner wall of the limiting hole, and a through hole for the movable penetration of the inserted rod 35 is formed in the other connecting block. The tooth block 34 is cylindrical, tooth grooves meshed with the limiting holes and the inner walls of the limiting grooves are formed in the outer side wall of the tooth block 34, the depth of the limiting holes is larger than the thickness of the tooth block 34, and the depth of the limiting grooves is smaller than the thickness of the tooth block 34. The tooth block 34 is inserted into the limiting hole to be connected and matched with the key of the limiting hole. One end of the inserted link 35 passes through the through hole and is connected with the tooth block 34 in the limit hole, and the inserted link 35 and the tooth block 34 are coaxially arranged and are integrally injection molded, the hole inner diameter of the through hole is smaller than the diameter of the limit hole, so as to prevent the tooth block 34 from separating from the limit hole from one side far away from the limit groove, and one end of the inserted link 35 far away from the limit hole is provided with a head with a diameter larger than that of the through hole. The setting through tooth piece 34 and inserted bar 35 makes articulated between arc gasket 33 and the connecting rod 32, and when tooth piece 34 all is located spacing downthehole, arc gasket 33 can rotate for connecting rod 32 to adjust the angle between arc gasket 33 and the connecting rod 32, so that when facing the different bridge of the nose heights of different patients, can be through the angle between adjusting connecting rod 32 and arc gasket 33, make arc nose cover 1 can hang in the nose place ahead all the time, be located most ideal position department, and the fixed part can be located most suitable angle. After the angle is adjusted, the plunger 35 is pressed towards one side of the limit groove, the tooth block 34 is inserted into the limit groove until the tooth block abuts against the inner wall of the limit groove, at the moment, the tooth block 34 is in key connection fit with the limit groove and the limit hole, and tooth grooves on the tooth block 34 are meshed with the limit hole and the corrugated teeth on the limit groove, so that the angle between the arc-shaped gasket 33 and the connecting rod 32 is locked. When the angle needs to be adjusted, the plunger 35 is drawn to enable the tooth block 34 to be separated from the limit groove and be located in the limit hole entirely.

In this embodiment, the arc-shaped pad 33 is made of a silica gel material, the silica gel material is elastic and has larger friction with other substances, when the arc-shaped pad 33 is fixed by the connecting belt and is propped against the nose bridge of a patient, the arc-shaped pad 33 does not hurt the skin of the patient, and the silica gel material is anti-slip in use, so that the arc-shaped pad 33 can be well propped against the nose bridge to a certain extent. The connecting rod, the connecting rod 32, the connecting block, the tooth block 34 and the inserted link 35 are all supported by hard plastic, and the connection between the connecting rod and the arc-shaped gasket 33, the connection between the connecting rod 32 and the connecting sheet 31 and the connection between the connecting sheet 31 and the arc-shaped nose pad 3 are all carried out in an adhesive mode.

Two fixed part symmetry sets up on the one side that arc nose cup 1 deviates from arc gasket 33, and two fixed parts are all including connecting in the connecting strip 41 of arc nose cup 1, be curved first grip tab 42 and be curved second grip tab 43, and first grip tab 42 is connected in connecting strip 41, and second grip tab 43 is articulated with one side of first grip tab 42, opposite side cross-buckling has the centre gripping space that is used for fixed pipe between first grip tab 42 and second grip tab 43, is used for fixed nasal feeding pipe and the nose bile duct that corresponds through the centre gripping space.

In this embodiment, the first ends of the two connecting strips 41 are connected to the arc nose mask 1, and the second ends of the two connecting strips 41 face to the lower part of the arc nose mask 1 and are arranged in opposite directions in an inclined manner so as to present an inverted-eight shape and are symmetrically arranged on the arc nose mask; the two connecting strips 41 are made of plastic material and are adhered to the arc-shaped nose mask 1 through glue. The first sides of the two first clamping pieces 42 are respectively connected to opposite ends of the two connecting strips 41, and the first sides of the two second clamping pieces 43 are respectively hinged to the first sides of the two first clamping pieces 42 through torsion springs. The first clamping piece 42 and the second clamping piece 43 are arc-shaped pieces, the first clamping piece 42 and the second clamping piece 43 protrude towards one side away from each other so that the first clamping piece 42 and the second clamping piece 43 can be buckled with each other to form clamping spaces with two ends being communicated, the communicating directions of the clamping spaces are perpendicular to the corresponding connecting strips 41, so that the communicating directions of the two clamping spaces are in an eight shape, and when the nasal feeding tube and the nasal bile duct are fixed, one end of the catheter is inserted into the nasal cavity, and then the other end of the catheter extends towards two sides of the mouth along the communicating directions of the clamping spaces, so that the catheter is prevented from shielding the mouth of a patient.

The first side of the second clamping piece 43 is provided with a pressing arm 44 with one end integrally formed with the second clamping piece 43, the other end of the pressing arm 44 inclines towards one side far away from the connecting strip 41, when the pressing arm 44 is not pressed, the second clamping piece 43 is buckled with the first clamping piece 42 under the action of the torsion spring, when a catheter needs to be installed, the pressing arm 44 is pressed, the torsion spring contracts, the second end of the second clamping piece 43 swings towards one end far away from the first clamping piece 42, after the catheter is placed in the clamping space, the pressing arm 44 is loosened, and the second clamping piece 43 swings towards the first clamping piece 42 under the stretching action of the torsion spring until the catheter is clamped. Preferably, the second clamping piece 43 is located on a side facing away from the arc-shaped nose mask 1, the first clamping piece 42 is located on an inner side facing towards the arc-shaped nose mask 1, and the pressing arm 44 is arranged on a side facing away from the arc-shaped nose mask 1, so that the pressing arm 44 is convenient for medical staff to use.

Two clamping claws 45 are arranged on the second sides of the first clamping piece 42 and the second clamping piece 43 at intervals, and the clamping claws 45 of the first clamping piece 42 and the clamping claws 45 of the second clamping piece 43 are arranged in a staggered mode so that the first clamping piece 42 and the second clamping piece 43 can be folded in a crossed mode after being buckled, and therefore pipes of different specifications are clamped and fixed. Preferably, rubber pads 46 are provided along inner side arms of the first clamping piece 42, the second clamping piece 43 and the clamping claw 45 on opposite side surfaces (i.e. inner walls of the clamping space) of the first clamping piece 42 and the second clamping piece 43, so that when the first clamping piece 42 and the second clamping piece 43 clamp and fix the catheter, the rubber pads 46 directly contact the catheter, the clamping force of the first clamping piece 42 and the second clamping piece 43 is buffered, the situation that the catheter is clamped and deformed is avoided to a certain extent, and the friction between the rubber pads 46 and the catheter can be increased, so that the fixing effect is further improved.

One embodiment of the nasal catheter securement device of the present utility model works as follows: firstly, the arc-shaped gasket 33 is abutted against the nose bridge of a patient, then the angle between the arc-shaped gasket 33 and the connecting rod 32 is adjusted according to the height of the nose bridge of the patient, so that the arc-shaped nose mask 1 is positioned at a proper position, then the inserting rod 35 is pressed to enable the tooth block 34 to be connected and matched with the limiting groove key, and the position of the sliding rod is adjusted, so that the ear is positioned between the sliding rod and the vertical rod to enable the cotton sliver not to be in direct contact with the ear; after the first connecting band 24a and the second connecting band 24b are pulled toward the hindbrain of the patient and connected, the pressing arm 44 is pressed to open the second clamping piece 43 and the first clamping piece 42, place the corresponding nasal feeding tube and nasal bile duct in the clamping space, and then the pressing arm 44 is released to enable the clamping claws 45 of the first clamping piece 42 and the second clamping piece 43 to cross until the catheter is fixed to complete the fixation of the nasal feeding tube and/or nasal bile duct.

Compared with the prior art, the nasal catheter fixing device has the advantages that the catheter is installed by pressing, and is fixed in a clamping mode, and the clamping claws 45 which are in staggered fit can clamp catheters with different specifications, so that the nasal catheter fixing device is wider in applicability.

Claims

1. The utility model provides a nose pipe fixing device, includes arc nose cup, sets up in the fixed band that is used for being fixed in patient's face with arc nose cup at arc nose cup both ends and sets up two fixed parts that are used for fixed nasal feeding pipe and nose bile duct on the arc nose cup, its characterized in that: the two fixing parts are symmetrically arranged on the arc-shaped nose mask, each fixing part comprises a connecting strip, a first clamping piece and a second clamping piece which are arc-shaped, the first ends of the connecting strips are connected to the arc-shaped nose mask, and the second ends of the connecting strips face to the lower part of the arc-shaped nose mask and are obliquely arranged in opposite directions; the first side of the first clamping piece is hinged with the first side of the second clamping piece through a torsion spring, the second side of the first clamping piece is buckled with the second side of the second clamping piece in a crossing way to form a clamping space with two through ends and used for clamping the catheter, and the through direction of the clamping space is perpendicular to the connecting strip; a pressing arm is provided on the first side of the second holding piece, which swings the second side of the second holding piece toward a side facing away from the first holding piece by pressing.

2. The nasal catheter securement device of claim 1, wherein: the second sides of the first clamping piece and the second clamping piece are respectively provided with two clamping claws arranged at intervals, and the clamping claws on the first clamping piece and the second clamping piece are arranged in a staggered mode so that the second sides of the first clamping piece and the second clamping piece are in cross fit through the clamping claws.

3. The nasal catheter fixation device of claim 2, wherein: rubber pads are arranged on one side face, opposite to the first clamping piece, of the second clamping piece and along the inner side arms of the first clamping piece, the second clamping piece and the clamping claws.

4. The nasal catheter fixation device of claim 3, wherein: the inner side wall of the arc-shaped nose mask is provided with a nose pad for preventing the arc-shaped nose mask from contacting with the nose to block the nostrils.

5. The nasal catheter fixation device of claim 4, wherein: the nose pad comprises a connecting sheet connected to the inner side wall of the arc mask, a connecting rod connected to the connecting sheet and perpendicular to the connecting sheet, and an arc pad connected to the connecting rod and used for propping against the nose bridge.

6. The nasal catheter fixation device of claim 5, wherein: the arc-shaped gasket is made of silica gel.

7. The nasal catheter fixation device of claim 6, wherein: the arc-shaped gasket is hinged with the connecting rod so as to adjust the angle.

8. The nasal catheter fixation device of claim 7, wherein: a connecting rod is arranged on one side of the arc-shaped gasket facing the connecting rod, a limit hole with a toothed edge is formed in the connecting rod, and a limit groove matched with the limit hole is formed in the connecting rod; the nose pad also comprises a tooth block connected with the limit hole and the limit groove key and a plunger rod connected with the tooth block and coaxially arranged with the tooth block; when the tooth piece is located in the limiting hole and is in key connection with the limiting hole, the angle between the arc-shaped gasket and the connecting rod is adjustable, and when the tooth piece is pushed until the tooth piece abuts against the limiting groove, the tooth piece is simultaneously in key connection with the limiting hole and the limiting groove so as to lock the arc-shaped gasket.

9. The nasal catheter fixation device of claim 8, wherein: the fixing strap comprises connecting portions which are symmetrically arranged at two ends of the arc-shaped nose mask, wherein each connecting portion comprises two cotton strips, a vertical rod and a connecting strap, one end of each vertical rod is connected with the other end of each cotton strip, the two cotton strips are connected with the vertical rod, and the two connecting straps of the two connecting portions are connected through magic tapes.

10. The nasal catheter fixation device of claim 9, wherein: the distance between two cotton slivers of each connecting part and one end of the vertical rod is 7-8 cm, each connecting part further comprises a sliding rod, the sliding rod is sleeved on the matched cotton sliver in a sliding manner through two through holes formed in the sliding rod, and the distance between the two through holes in each sliding rod is 7-8 cm.