CN114588385A - Anti-drop transfer line - Google Patents
Anti-drop transfer line Download PDFInfo
- Publication number
- CN114588385A CN114588385A CN202210320592.XA CN202210320592A CN114588385A CN 114588385 A CN114588385 A CN 114588385A CN 202210320592 A CN202210320592 A CN 202210320592A CN 114588385 A CN114588385 A CN 114588385A
- Authority
- CN
- China
- Prior art keywords
- elastic
- puncture
- sliding
- falling
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/162—Needle sets, i.e. connections by puncture between reservoir and tube ; Connections between reservoir and tube
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention provides an anti-drop infusion tube, and relates to the technical field of medical instruments. An anti-drop infusion tube comprises a tube body, wherein the tube body is provided with a puncture tube, an anti-drop assembly is arranged on the side wall of the puncture tube, the anti-drop assembly comprises an operating ring, a lifting rod, an elastic piece and an anti-drop rod, an annular groove is formed in the outer side wall of the puncture tube, the operating ring is in threaded connection with the inner bottom wall of the annular groove, a sliding blind hole is formed in the inner top wall of the annular groove, a sliding hole is formed in the side wall of the puncture tube and communicated with the sliding blind hole, an annular groove is formed in the upper end of the operating ring, the upper portion of the lifting rod is slidably arranged in the sliding blind hole, the lower end portion of the lifting rod is slidably arranged in the annular groove, the anti-drop rod is slidably arranged on the sliding hole in a sealing manner, a first inclined plane is arranged at one end, close to the lifting rod, a second inclined plane matched with the first inclined plane is arranged at the upper end of the lifting rod, and the elastic piece is arranged between the inner wall of the sliding hole and the anti-drop rod; the infusion tube can effectively prevent the puncture tube from falling off from an infusion bag or an infusion bottle during use.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an anti-drop infusion tube.
Background
Infusion solution or large volume injection solution means large volume injection solution infused into human body by intravenous drip, and the volume of the injection solution is more than 100ml per time. It is a branch of injection, usually packaged in glass or plastic infusion bottles or bags, and contains no bacteriostatic agent. When in use, the dropping speed is adjusted by the infusion apparatus, and the medicine is continuously and stably infused into the body.
However, in the prior art, all be the sealing rubber stopper with infusion needle disect insertion infusion bag of infusion tube tip during the infusion, but this kind of connected mode can lead to being connected unstablely of transfer line and infusion bag, when the transfer line received external force or when contact failure with the sealing plug, can cause the condition that the transfer line drops in following the infusion bag to pollute the puncture pipe, must change the transfer line this moment, lead to medical personnel work efficiency low, patient's medical cost to increase.
Disclosure of Invention
The invention aims to provide an anti-falling infusion tube which can effectively prevent a puncture tube from falling off from an infusion bag or an infusion bottle in use, avoids the increase of medical cost, and is simple in structure and convenient to use.
The embodiment of the invention is realized by the following steps:
the embodiment of the application provides an anti-falling infusion tube, which comprises a tube body, wherein the tube body is provided with a puncture tube, the side wall of the puncture tube is provided with an anti-falling assembly, and the anti-falling assembly comprises an operating ring, a lifting rod, an elastic piece and an anti-falling rod;
the outer side wall of the puncture tube is provided with an annular groove, the operating ring is in threaded connection with the inner bottom wall of the annular groove, the inner top wall of the annular groove is provided with a sliding blind hole, the side wall of the puncture tube is provided with a sliding hole, and the sliding hole is communicated with the sliding blind hole;
an annular groove is arranged at the upper end of the operating ring, the upper part of the lifting rod is arranged in the sliding blind hole in a sliding mode, the lower end part of the lifting rod is arranged in the annular groove in a sliding mode, the anti-falling rod is arranged on the sliding hole in a sealing and sliding mode, a first inclined surface is arranged at one end, close to the lifting rod, of the anti-falling rod, a second inclined surface matched with the first inclined surface is arranged at the upper end part of the lifting rod, and the elastic piece is arranged between the inner wall of the sliding hole and the anti-falling rod;
when the anti-falling rod is not used, the second inclined plane is positioned in the sliding blind hole.
In some embodiments of the present invention, an elastic protection sleeve is sleeved on an outer sidewall of the puncture tube.
In some embodiments of the present invention, the elastic protection sheath includes an elastic sleeve, a first elastic sealing pad and a second elastic sealing pad, the elastic sleeve is sleeved on the outer sidewall of the puncture tube, one end of the first elastic sealing pad is disposed on the upper end surface of the elastic sleeve, and the other end is a free end; one end part of the second elastic sealing pad is arranged on the upper end surface of the elastic sleeve, and the other end of the second elastic sealing pad is a free end; the free end of the first elastic sealing gasket is covered on the second elastic sealing gasket.
In some embodiments of the present invention, a stop ring is disposed on an outer sidewall of the puncture tube, the stop ring is disposed between the annular groove and the sliding hole, the stop ring is located in the elastic protection sleeve, and the stop ring abuts against the elastic protection sleeve.
In some embodiments of the present invention, an end of the stop ring away from the outer sidewall of the puncture tube is a circular arc surface.
In some embodiments of the present invention, the arc surface is provided with a plurality of spherical grooves, and a ball is rolled in any one of the spherical grooves and abuts against the elastic protection sleeve.
In some embodiments of the present invention, a first annular plate is disposed on a side wall of the sliding hole adjacent to the sliding blind hole, a second annular plate is disposed on an outer side wall of the anti-slip rod, and the elastic member is disposed between the first annular plate and the second annular plate.
In some embodiments of the present invention, the number of the lifting rod, the number of the elastic member, and the number of the anti-falling rods are two.
In some embodiments of the present invention, the two lifting rods, the two elastic members and the two anti-slip rods are symmetrical with respect to the axis of the puncture tube.
In some embodiments of the invention, the outer side wall of the operating ring is provided with an elastic sleeve.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:
an anti-drop infusion tube comprises a tube body, wherein the tube body is provided with a puncture tube, an anti-drop assembly is arranged on the side wall of the puncture tube, and the anti-drop assembly comprises an operating ring, a lifting rod, an elastic piece and an anti-drop rod; an annular groove is formed in the outer side wall of the puncture tube, the operating ring is in threaded connection with the inner bottom wall of the annular groove, a sliding blind hole is formed in the inner top wall of the annular groove, a sliding hole is formed in the side wall of the puncture tube, the sliding hole and the sliding blind hole anti-falling rod are arranged on the sliding hole in a sealing and sliding mode, a first inclined surface is arranged at one end, close to the lifting rod, of the anti-falling rod, a second inclined surface matched with the first inclined surface is arranged at the upper end portion of the lifting rod, and the elastic piece is arranged between the inner wall of the sliding hole and the anti-falling rod; when the anti-falling rod is not used, the second inclined plane is positioned in the sliding blind hole.
The puncture tube is used for puncturing the rubber plug of an infusion bag or an infusion bottle, the anti-falling assembly is used for avoiding the puncture tube falling from the infusion bag or the infusion bottle when in infusion, the puncture tube is polluted, the infusion tube needs to be replaced, the cost is saved, and meanwhile, the infusion time of a patient is avoided being wasted.
Specifically, after the puncture tube penetrates into an infusion bag or an infusion bottle, the lifting rod is lifted through the operating ring, the lifting rod slides in the circumferential direction relative to the inner wall of the annular groove by screwing the operating ring, the operating ring rotates upwards, the lifting rod also slides upwards in the sliding blind hole, when the operating ring rotates to a certain height, the first inclined surface at the upper end of the lifting rod is in contact with the second inclined surface, the operating ring continues to rotate, the first inclined surface continues to ascend, the first inclined surface extrudes the second inclined surface, the second inclined surface in the sliding blind hole is pushed into the sliding hole, and the other end of the anti-falling rod moves to the outer side of the puncture tube, so that the effect of preventing the puncture tube from falling off is achieved, the structure is simple, and the operation is simpler; the operating ring is in threaded connection with the wall of the annular groove, so that the operating ring can be automatically fixed after being used, the anti-falling rod is prevented from reversely sliding into the sliding hole under the action of the elastic piece to cause the anti-falling rod to be ineffective, and the anti-falling rod sliding out of the outer side of the puncture tube is not required to be fixed by an additional fixing device, so that the puncture tube is more convenient; due to the arrangement of the elastic piece, after the lifting rod falls down, the anti-falling rod can automatically slide into the sliding hole under the action of the elastic piece, so that the puncture tube can be conveniently pulled out of the infusion bag or the infusion bottle, and the infusion bottle or the infusion bag can be conveniently replaced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is an enlarged schematic view of A in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of B of FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of C of FIG. 1 according to the present invention.
Icon: 1-a pipe body, 2-a puncture pipe, 21-an annular groove, 22-a sliding blind hole, 23-a sliding hole, 24-a first annular plate, 3-an operating ring, 31-a ring groove, 4-a lifting rod, 41-a first inclined plane, 5-an anti-dropping rod, 51-a second inclined plane, 52-a second annular plate, 6-an elastic protective sleeve, 61-an elastic sleeve, 62-a first elastic sealing pad, 63-a second elastic sealing pad, 7-a blocking ring, 71-a circular arc surface, 72-a spherical groove, 73-a sphere and 8-an elastic sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are usually placed in when used, the orientations or positional relationships are only used for convenience of describing the present invention and simplifying the description, but the terms do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operate, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, "a plurality" represents at least 2.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example 1
As shown in fig. 1 to 4, the present embodiment provides an anti-drop infusion tube, which includes a tube body 1, wherein the tube body 1 has a puncture tube 2, a side wall of the puncture tube 2 is provided with an anti-drop assembly, and the anti-drop assembly includes an operation ring 3, a lifting rod 4, an elastic member and an anti-drop rod 5; an annular groove 21 is formed on the outer side wall of the puncture tube 2, the operation ring 3 is screwed into the inner bottom wall of the annular groove 21, a sliding blind hole 22 is formed on the inner top wall of the annular groove 21, a sliding hole 23 is formed on the side wall of the puncture tube 2, the sliding hole 23 and the anti-falling rod 5 of the sliding blind hole 22 are hermetically and slidably formed on the sliding hole 23, a first inclined surface 41 is formed at one end of the anti-falling rod 5 close to the lifting rod 4, a second inclined surface 51 matched with the first inclined surface 41 is formed at the upper end part of the lifting rod 4, and the elastic member is arranged between the inner wall of the sliding hole 23 and the anti-falling rod 5; when the retaining rod 5 is not in use, the second inclined surface 51 is located in the slide blind hole 22.
In this embodiment, puncture pipe 2 is arranged in puncturing the rubber buffer of infusion bag or infusion bottle, and anti-drop subassembly drops in puncture pipe 2 follow infusion bag or infusion bottle when being used for avoiding the infusion, and puncture pipe 2 receives the pollution, and the condition that the transfer line needs to be changed appears, saves the cost, also avoids wasting patient's infusion time simultaneously.
Specifically, after the puncture tube 2 penetrates into an infusion bag or an infusion bottle, the lifting rod 4 is lifted through the operating ring 3, the operating ring 3 is screwed, the lifting rod 4 also slides in the inner wall of the annular groove 31 in the circumferential direction, the operating ring 3 rotates upwards, the lifting rod 4 also slides upwards in the sliding blind hole 22, when the operating ring 3 rotates to a certain height, the first inclined surface 41 at the upper end of the lifting rod 4 contacts with the second inclined surface 51, the operating ring 3 continues to rotate, the first inclined surface 41 continues to ascend, the first inclined surface 41 extrudes the second inclined surface 51, the second inclined surface 51 in the sliding blind hole 22 is pushed into the sliding hole 23, and the other end of the anti-falling rod 5 moves to the outer side of the puncture tube 2, so that the effect of preventing the puncture tube 2 from falling off is achieved, the structure is simple, and the operation is simple; moreover, the operation ring 3 is in threaded connection with the groove wall of the annular groove 21, namely the operation ring 3 can be automatically fixed after being used, so that the phenomenon that the anti-falling rod 5 does not work because the anti-falling rod 5 reversely slides into the sliding hole 23 under the action of the elastic piece is avoided, and an additional fixing device is not needed for fixing the anti-falling rod 5 sliding out of the puncture tube 2, so that the puncture tube is more convenient; due to the arrangement of the elastic piece, after the lifting rod 4 falls down, the anti-falling rod 5 can automatically slide into the sliding hole 23 under the action of the elastic piece, so that the puncture tube 2 can be conveniently pulled out from the infusion bag or the infusion bottle, and the infusion bottle or the infusion bag can be conveniently replaced.
Specifically, a sliding sealing ring is arranged between the anti-falling rod 5 and the inner wall of the sliding hole 23, so that liquid in the infusion bag or the infusion bottle is prevented from flowing into the sliding hole 23, and waste of the liquid is avoided.
Specifically, the lower end of the lifting rod 4 is of a spherical structure, the annular groove 31 is an incomplete spherical groove 72, and the lower end of the lifting rod 4 is slidably arranged in the incomplete spherical groove 72 and cannot be separated.
Example 2
As shown in fig. 1 to 4, in this embodiment, an elastic protection sleeve 6 is sleeved on the outer side wall of the puncture tube 2 based on embodiment 1.
In this embodiment, puncture pipe 2 lateral wall cover is equipped with elastic protection sleeve 6, elastic protection sleeve 6 wraps up puncture pipe 2 completely before the use, make puncture pipe 2 expose under user's the field of vision before the use, thereby even user's limbs move to puncture pipe 2 near, also only can contact elastic protection sleeve 6, and can not touch puncture pipe 2's most advanced, thereby avoid the user to be stabbed by puncture pipe 2 before using puncture pipe 2, guarantee user safety in-use puncture pipe 2, puncture pipe 2 punctures in transfer line or the infusion bottle.
In some embodiments of the present invention, the elastic protection sleeve 6 includes an elastic sleeve 61, a first elastic sealing pad 62 and a second elastic sealing pad 63, the elastic sleeve 61 is sleeved on the outer side wall of the puncture tube 2, one end of the first elastic sealing pad 62 is disposed on the upper end surface of the elastic sleeve 61, and the other end is a free end; one end of the second elastic sealing pad 63 is disposed on the upper end surface of the elastic sleeve 61, and the other end is a free end; the free end of the first elastic closing pad 62 is covered with the second elastic closing pad 63.
In the above embodiment, the elastic sleeve 61 is sleeved on the outer side wall of the puncture tube 2, the first elastic sealing pad 62 and the second elastic sealing pad 63 are used for sealing the upper end surface of the elastic sleeve 61, when the elastic sleeve 61 is installed on the outer side of the puncture tube 2, because the free end portion of the first elastic sealing pad 62 covers the second elastic sealing pad 63, even if a user touches the tip of the puncture tube 2, the user only touches the first elastic sealing pad 62 and the second elastic sealing pad 63 first, and does not touch the tip of the puncture tube 2 directly, so that the user is not injured, and when the user uses the puncture tube 2, the elastic sleeve 61 can be moved downwards, so that the puncture end of the puncture tube 2 turns the first elastic sealing pad 62 and the second elastic sealing pad 63 towards two sides, so that the puncture tube 2 can be used normally, thereby protecting the puncture tube 2 from hurting the patient before use, the puncture tube 2 is also protected to be more convenient when in use.
Specifically, the elastic sleeve 61, the first elastic sealing pad 62 and the second elastic sealing pad 63 are all rubber pads.
Example 3
As shown in fig. 1 to 4, in this embodiment, in addition to the above embodiments, a stop ring 7 is provided on the outer side wall of the puncture tube 2, the stop ring 7 is provided between the annular groove 21 and the sliding hole 23, the stop ring 7 is located inside the elastic protection cover 6, and the stop ring 7 abuts against the elastic protection cover 6.
In this embodiment, the blocking ring 7 abuts against the elastic protection sleeve 6, so that the elastic protection sleeve 6 can be stably sleeved on the outer side of the puncture tube 2, when the puncture tube 2 is used, only the elastic protection sleeve 6 needs to relatively slide with respect to the blocking ring 7, so that the elastic sleeve 61 moves in a direction away from the puncture end of the puncture tube 2, and the elastic protection sleeve 6 can also be stably fixed; and after puncture pipe 2 punctures and gets into infusion bag or infusion bottle certain degree of depth, stop ring 7 can stop puncture pipe 2 and continue to puncture, stop ring 7 can butt infusion bag or the lower terminal surface of infusion bottle, avoids puncture pipe 2 to go deep into infusion bag or infusion bottle too much to make the liquid of infusion bag or infusion bottle leave over too much, lead to the waste.
In some embodiments of this embodiment, an end of the stop ring 7 away from the outer sidewall of the puncture tube 2 is a circular arc surface 71; due to the existence of the arc surface 71, when the elastic sleeve 61 and the stop ring 7 slide relatively, the friction force between the elastic sleeve 61 and the stop ring 7 is smaller, and the sliding is smoother.
In some embodiments of the present embodiment, the arc surface 71 is provided with a plurality of spherical grooves 72, a spherical body 73 is rolled in any one of the spherical grooves 72, and the spherical body 73 abuts against the elastic protection sleeve 6.
In the above embodiment, when the elastic protection sleeve 6 slides up and down, the elastic protection sleeve 6 will generate rolling friction with the sphere 73, that is, the friction between the elastic sleeve 61 and the sphere 73 is rolling friction, the friction force is smaller, and the sliding is smoother, so that the puncture tube 2 can more quickly penetrate out of the elastic protection sleeve 6.
Example 4
As shown in fig. 1 to 4, in this embodiment, on the basis of some of the above embodiments, a first annular plate 24 is disposed on a side wall of the sliding hole 23 close to the sliding blind hole 22, a second annular plate 52 is disposed on an outer side wall of the anti-drop rod 5, and the elastic member is disposed between the first annular plate 24 and the second annular plate 52.
In the present embodiment, the elastic member is provided between the first annular plate 24 and the second annular plate 52, so that the elastic member can operate stably; when the handle ring 3 forward rotation made lifter 4 upwards slide, the first inclined plane 41 of lifter 4 can promote the second inclined plane 51 of anticreep pole 5 to the motion in sliding hole 23, thereby the second annular plate 52 on the anticreep pole 5 also can move, tensile elastic component, make the elastic component have elastic potential energy, until anticreep pole 5 moves to the puncture tube 2 outside, when handle ring 3 antiport, can drive lifter 4 downstream, when lifter 4 moves to the anticreep pole 5 below, anticreep pole 5 can move to sliding hole 23 under the drive of elastic component, thereby puncture tube 2 anticreep effect disappears, can extract puncture tube 2 from infusion bag or infusion bottle, and is more convenient.
Specifically, the elastic part is a spring, and the spring type air conditioner is simple in structure, long in service life and low in cost.
In some embodiments of the present invention, the number of the lifting rod 4, the elastic member, and the anti-falling rod 5 is two.
In above-mentioned embodiment, lifter 4, elastic component and 5 quantity of anticreep pole are two, its slip blind hole 22 that corresponds also is two with slip hole 23, a lifter 4, elastic component and an anticreep pole 5 are a set of anti-disengaging structure, the tip all slides and locates in annular 31 two lifter 4's lower tip, two sets of anti-disengaging structure all drive through action ring 3, 2 get into infusion bottle or infusion bag in puncture tube, can drive two anticreep poles 5 through action ring 3 and all slide to the puncture tube 2 outsides, thereby prevent puncture tube 2 because external force and break away from infusion bottle or infusion bag, the anticreep effect is better.
In some embodiments of the present invention, the two lifting rods 4, the two elastic members, and the two anti-slip rods 5 are symmetrical with respect to the axis of the puncture tube 2.
In above-mentioned embodiment, two sets of anti-disengaging structure that constitute by two lifter 4, two elastic component and two anticreep poles 5 is symmetrical about puncture pipe 2 axis to two anticreep pole 5 symmetries set up in puncture pipe 2 both sides, can drive two anticreep poles 5 through handle ring 3 and all slide to the puncture pipe 2 outside, and puncture pipe 2 anticreep effect is better.
In some embodiments of the present embodiment, the outer side wall of the operation ring 3 is provided with an elastic sleeve 8.
In the above embodiment, the presence of the elastic sleeve 8 makes it more comfortable and convenient for the user to rotate the operating ring 3.
In summary, the embodiment of the present invention provides an anti-drop infusion tube, including a tube body 1, where the tube body 1 has a puncture tube 2, and a side wall of the puncture tube 2 is provided with an anti-drop assembly, and the anti-drop assembly includes an operation ring 3, a lifting rod 4, an elastic member, and an anti-drop rod 5; an annular groove 21 is formed in the outer side wall of the puncture tube 2, the operation ring 3 is screwed into the inner bottom wall of the annular groove 21, a sliding blind hole 22 is formed in the inner top wall of the annular groove 21, a sliding hole 23 is formed in the side wall of the puncture tube 2, the sliding hole 23 and the anti-falling rod 5 of the sliding blind hole 22 are hermetically and slidably arranged on the sliding hole 23, a first inclined surface 41 is arranged at one end of the anti-falling rod 5 close to the lifting rod 4, a second inclined surface 51 matched with the first inclined surface 41 is arranged at the upper end part of the lifting rod 4, and the elastic member is arranged between the inner wall of the sliding hole 23 and the anti-falling rod 5; when the retaining rod 5 is not in use, the second inclined surface 51 is located in the slide blind hole 22.
Puncture tube 2 is arranged in puncturing infusion bag or the rubber buffer of infusion bottle, and anti-drop subassembly drops in puncture tube 2 follow infusion bag or infusion bottle when being used for avoiding the infusion, and puncture tube 2 receives the pollution, and the condition that the transfer line need be changed appears, saves the cost, also avoids wasting patient's infusion time simultaneously.
Specifically, after the puncture tube 2 penetrates into an infusion bag or an infusion bottle, the lifting rod 4 is lifted through the operation ring 3, the operation ring 3 is screwed, the lifting rod 4 also slides in the inner wall of the annular groove 31 in the circumferential direction, the operation ring 3 rotates upwards, the lifting rod 4 also slides upwards in the sliding blind hole 22, when the operation ring 3 rotates to a certain height, the first inclined surface 41 at the upper end of the lifting rod 4 is contacted with the second inclined surface 51, the operation ring 3 continues to rotate, the first inclined surface 41 continues to ascend, the first inclined surface 41 extrudes the second inclined surface 51, so that the second inclined surface 51 in the sliding blind hole 22 is pushed into the sliding hole 23, and the other end of the anti-falling rod 5 moves to the outer side of the puncture tube 2, so that the effect of preventing the puncture tube 2 from falling off is achieved, the structure is simple, and the operation is simpler; moreover, the operation ring 3 is in threaded connection with the groove wall of the annular groove 21, namely the operation ring 3 can be automatically fixed after being used, so that the phenomenon that the anti-falling rod 5 does not work because the anti-falling rod 5 reversely slides into the sliding hole 23 under the action of the elastic piece is avoided, and an additional fixing device is not needed for fixing the anti-falling rod 5 sliding out of the puncture tube 2, so that the puncture tube is more convenient; due to the arrangement of the elastic piece, after the lifting rod 4 falls down, the anti-falling rod 5 can automatically slide into the sliding hole 23 under the action of the elastic piece, so that the puncture tube 2 can be conveniently pulled out from the infusion bag or the infusion bottle, and the infusion bottle or the infusion bag can be conveniently replaced.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An anti-drop transfer line which is characterized in that: the anti-falling device comprises a pipe body, wherein the pipe body is provided with a puncture pipe, the side wall of the puncture pipe is provided with an anti-falling assembly, and the anti-falling assembly comprises an operating ring, a lifting rod, an elastic piece and an anti-falling rod;
the outer side wall of the puncture tube is provided with an annular groove, the operating ring is in threaded connection with the inner bottom wall of the annular groove, the inner top wall of the annular groove is provided with a sliding blind hole, the side wall of the puncture tube is provided with a sliding hole, and the sliding hole is communicated with the sliding blind hole;
the upper end of the operating ring is provided with a ring groove, the upper part of the lifting rod is slidably arranged in the sliding blind hole, the lower end part of the lifting rod is slidably arranged in the ring groove, the anti-falling rod is hermetically and slidably arranged on the sliding hole, one end of the anti-falling rod, which is close to the lifting rod, is provided with a first inclined plane, the upper end part of the lifting rod is provided with a second inclined plane matched with the first inclined plane, and the elastic part is arranged between the inner wall of the sliding hole and the anti-falling rod;
when the anti-falling rod is not used, the second inclined plane is located in the sliding blind hole.
2. An anti-drop infusion tube according to claim 1, wherein: the outer side wall of the puncture tube is sleeved with an elastic protective sleeve.
3. An anti-drop infusion tube according to claim 2, wherein: the elastic protective sleeve comprises an elastic sleeve, a first elastic closed cushion and a second elastic closed cushion, the elastic sleeve is sleeved on the outer side wall of the puncture tube, one end of the first elastic closed cushion is arranged on the upper end face of the elastic sleeve, and the other end of the first elastic closed cushion is a free end; one end of the second elastic sealing pad is arranged on the upper end surface of the elastic sleeve, and the other end of the second elastic sealing pad is a free end; the free end of the first resilient sealing pad overlies the second resilient sealing pad.
4. An anti-drop infusion tube according to claim 2, wherein: the puncture pipe lateral wall is provided with the barrier ring, the barrier ring is located the annular groove with between the sliding hole, the barrier ring is located in the elastic protection cover, the barrier ring with the elastic protection cover butt.
5. An anti-drop infusion tube according to claim 4, wherein: one end of the stop ring, which is far away from the outer side wall of the puncture tube, is an arc surface.
6. An anti-drop infusion tube according to claim 5, wherein: the arc surface is provided with a plurality of spherical grooves, any one of the spherical grooves is internally provided with a ball body in a rolling manner, and the ball body is abutted to the elastic protection sleeve.
7. An anti-drop infusion tube according to claim 1, wherein: the sliding hole is close to be provided with first annular plate on the lateral wall of slip blind hole, anticreep pole lateral wall is equipped with the second annular plate, the elastic component is located first annular plate with between the second annular plate.
8. An anti-drop infusion tube according to claim 1, wherein: the number of the lifting rods, the number of the elastic pieces and the number of the anti-falling rods are two.
9. An anti-drop infusion tube as claimed in claim 8, wherein: the two lifting rods, the two elastic pieces and the two anti-falling rods are symmetrical about the axis of the puncture tube.
10. An anti-drop infusion tube according to claim 1, wherein: the outer side wall of the operating ring is provided with an elastic sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210320592.XA CN114588385B (en) | 2022-03-29 | 2022-03-29 | Anti-drop infusion tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210320592.XA CN114588385B (en) | 2022-03-29 | 2022-03-29 | Anti-drop infusion tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114588385A true CN114588385A (en) | 2022-06-07 |
| CN114588385B CN114588385B (en) | 2023-10-20 |
Family
ID=81810345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210320592.XA Active CN114588385B (en) | 2022-03-29 | 2022-03-29 | Anti-drop infusion tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114588385B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109481824A (en) * | 2018-11-05 | 2019-03-19 | 孙元元 | A kind of postoperative anti-drop device of ventricular drainage tube and application method |
| CN109939296A (en) * | 2019-05-06 | 2019-06-28 | 吉林大学第一医院 | A kind of anti-syringe needle dropping device of infusion apparatus |
| CN210186167U (en) * | 2019-04-30 | 2020-03-27 | 西安交通大学医学院第一附属医院 | Medical venous transfusion frame |
| CN212817474U (en) * | 2020-04-10 | 2021-03-30 | 南京医科大学附属逸夫医院 | Anti-slip infusion apparatus |
| CN214074543U (en) * | 2020-06-02 | 2021-08-31 | 江苏蔚百世医疗器械有限公司 | Anti-slip disposable infusion apparatus |
| CN214512127U (en) * | 2020-11-13 | 2021-10-29 | 杭州市第一人民医院 | Anti-needle-falling infusion apparatus |
| CN215083336U (en) * | 2021-05-08 | 2021-12-10 | 首都医科大学附属北京儿童医院 | Safety precision transfusion system |
-
2022
- 2022-03-29 CN CN202210320592.XA patent/CN114588385B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109481824A (en) * | 2018-11-05 | 2019-03-19 | 孙元元 | A kind of postoperative anti-drop device of ventricular drainage tube and application method |
| CN210186167U (en) * | 2019-04-30 | 2020-03-27 | 西安交通大学医学院第一附属医院 | Medical venous transfusion frame |
| CN109939296A (en) * | 2019-05-06 | 2019-06-28 | 吉林大学第一医院 | A kind of anti-syringe needle dropping device of infusion apparatus |
| CN212817474U (en) * | 2020-04-10 | 2021-03-30 | 南京医科大学附属逸夫医院 | Anti-slip infusion apparatus |
| CN214074543U (en) * | 2020-06-02 | 2021-08-31 | 江苏蔚百世医疗器械有限公司 | Anti-slip disposable infusion apparatus |
| CN214512127U (en) * | 2020-11-13 | 2021-10-29 | 杭州市第一人民医院 | Anti-needle-falling infusion apparatus |
| CN215083336U (en) * | 2021-05-08 | 2021-12-10 | 首都医科大学附属北京儿童医院 | Safety precision transfusion system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114588385B (en) | 2023-10-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3689399B1 (en) | Injection system with tip cap assembly | |
| AU696522B2 (en) | Injection device | |
| US6019751A (en) | Universal connector and a medical container | |
| US6186997B1 (en) | Multiple use universal connector | |
| US5197954A (en) | Hypodermic syringe having folding needle | |
| US5839715A (en) | Medical adapter having needleless valve and sharpened cannula | |
| JP2005530597A (en) | Medical needle assembly | |
| US20140020793A1 (en) | Liquid drug transfer assembly | |
| KR102209807B1 (en) | Cap with hemispherical part for medical injector | |
| MX2014005453A (en) | Contact trigger release needle guard. | |
| JP2018517468A (en) | Safety device for syringe | |
| CN114588385A (en) | Anti-drop transfer line | |
| WO2021168781A1 (en) | Safety insulin pen needle | |
| US5352208A (en) | Safe non-reusable hypodermic syringe | |
| CN216136351U (en) | Safe dispensing needle for cytotoxic drugs | |
| EP2489377B1 (en) | Integrated syringe device with self-capping connector | |
| CN110237357B (en) | Prevent stabbing syringe | |
| CN219921210U (en) | Input device, main manipulator, doctor operation end and surgical robot | |
| CN215938611U (en) | Special protection device of insulin pen syringe needle | |
| CN217793815U (en) | Scrap falling prevention polypropylene connector for medical infusion container | |
| CN212503914U (en) | Simple bottle opener for clinical nursing | |
| CN216136492U (en) | Self-exhaust needle | |
| CN210990765U (en) | Circular medical edge tool box | |
| CN216837060U (en) | Glass ampoule opens sheath suitable for chemotherapy drug configuration | |
| CN212997458U (en) | Aseptic operation support of syringe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |