CN218739866U - Medical treatment fixing device - Google Patents

Abstract

The utility model relates to a medical treatment fixing device, it includes: the first conveying unit and the second conveying unit are used for carrying out fluid transmission tasks in different areas, the connecting unit can be detachably connected with the first conveying unit and the second conveying unit to construct a fluid transmission flow channel, the connecting unit can be respectively connected with the first conveying unit and the second conveying unit through the first connecting assembly and the second connecting assembly, the first conveying unit can enter the transition assembly in the connecting unit in a mode of penetrating through the first connecting assembly, the first connecting assembly can be provided with a first valve body allowing the first conveying unit to penetrate through, and therefore the first valve body can obstruct the communication between the transition assembly and the external environment of the first connecting assembly in a mode of covering the opening of the first connecting assembly when the first conveying unit does not perform penetrating action.

Description

Medical treatment fixing device

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a medical treatment fixing device.

Background

Long-term indwelling catheterization is a clinical common nursing technology, not only is the disease observation, but also is a basic means for treating dysuria and nursing patients with urinary incontinence. Normally, the urinary system is a sterile environment, bacteria are inevitably brought in when the urinary catheter is inserted, and in the process of replacing the urinary catheter and the urinary bag, if the aseptic technical operation principle is not strictly executed, the infection chance of the urinary system is increased, and clinically, complications such as urinary tract infection and the like caused by the placement of the urinary catheter are rare. To prevent this, the caregiver often takes a bladder rinse, which is performed by injecting a sterile liquid catheter into the bladder to dilute the urine, clean the bladder, help the patient to remove the sediment from the bladder, and help reduce urinary tract infection and urethral blockage.

CN215961427U discloses a catheter flushing injection device, which comprises an injector and an adapter, wherein the adapter comprises an injection port insertion tube and an outer collar concentrically sleeved outside the injection port insertion tube, one end of the injection port insertion tube and one end of the outer collar are connected with each other, and a gap for inserting a catheter connection port is formed between the injection port insertion tube and the outer collar; the surface of the outer sleeve is provided with a plurality of overhanging and outwardly-expanding wedge-shaped clamping jaws, and the outer part of the outer sleeve is provided with a pressing cap for extruding the wedge-shaped clamping jaws inwards; the end face of the injector close to the injection port and the corresponding end face of the adapter are respectively provided with rotary buckles matched with each other. The utility model discloses an install in the connector of catheter through the adapter to realize the locking of syringe and adapter through rotatory buckle, the design of outer collar has avoided sepage or weeping on the one hand, prevents to drop, on the other hand simple structure, easy and simple to handle, need not to demolish the locking structure of catheter and adapter during injection many times, improved medical personnel's work efficiency.

CN215961789U discloses a multifunctional three-way adapter, which comprises a large pagoda joint, wherein a medical three-way pipe is arranged below the large pagoda joint, a flushing port and a liquid outlet are arranged on the medical three-way pipe, the flushing port is connected with a bladder flushing pipeline, and the liquid outlet is connected with a drainage bag of a spiral joint; the bottom of big pagoda connects is provided with general screwed joint, the bottom of big pagoda connects and general screwed joint's top intercommunication sets up, can connect general catheter through the big pagoda joint that sets up. This multi-functional tee bend crossover sub has established the bladder washing unit of improvement through the mouth and the liquid outlet that wash that set up to this multi-functional tee bend crossover sub is with low costs, and convenient operation through the valve that sets up in medical three-way pipe, has made things convenient for the opening and the clamp of flush fluid and drainage liquid to close when the bladder washes, has reduced the risk of infecting.

However, the front and rear connection of the adapter in the prior art is not stable enough, and the situation that the needle of the syringe falls off frequently occurs, so that the permeation of cleaning liquid and the damage of the needle to the body of a patient can be caused.

Furthermore, on the one hand, due to the differences in understanding to the person skilled in the art; on the other hand, since the inventor studied a lot of documents and patents when making the present invention, but the space did not list all details and contents in detail, however, this is by no means the present invention does not possess these prior art features, but on the contrary the present invention has possessed all features of the prior art, and the applicant reserves the right to increase the related prior art in the background art.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a medical treatment fixing device to solve the technical problem that prior art exists.

The utility model discloses a medical treatment fixing device, it includes: the first and second delivery units for performing fluid transfer tasks in different areas, and the connection unit detachably connectable with the first and second delivery units to construct a fluid transfer flow passage. The connecting unit can be respectively connected with the first conveying unit and the second conveying unit through the first connecting assembly and the second connecting assembly, the first conveying unit can enter the transition assembly in the connecting unit in a mode of penetrating through the first connecting assembly, the first connecting assembly can be configured with a first valve body allowing the first conveying unit to penetrate through, and therefore the first valve body can obstruct the communication between the transition assembly and the external environment of the first connecting assembly in a mode of covering the opening of the first connecting assembly when the first conveying unit does not perform penetrating action.

According to a preferred embodiment, the first valve body can be provided with a gap communicating between the transition assembly and the environment outside the first connection assembly, the gap being capable of blocking the passage of fluid in a deflated state in the natural state.

According to a preferred embodiment, the first delivery unit, when passing through the first valve body in the opening direction of the slit, can expand the slit on the basis of the dimensional structure of the first delivery unit, so that the expanded volume of the slit can accommodate at least a partial region of the first delivery unit.

According to a preferred embodiment, a first delivery unit passing through the first connecting assembly into the transition assembly can enter the second connecting assembly directly or indirectly via the transmission assembly, wherein a second valve body with a gap can be arranged between the transition assembly and the second connecting assembly.

According to a preferred embodiment, the first connecting component can bind and fix the first conveying unit by a binding belt with a hair surface and a hook surface when the first conveying unit reaches the target position.

According to a preferred embodiment, the slit of the first and second valve bodies can be expanded when the first delivery unit performs a penetrating action and return to the original dimensional configuration when the first delivery unit performs a withdrawing action.

According to a preferred embodiment, the second coupling assembling can be provided with a plurality of elastic components that are the overhanging form and outwards expand, and the elastic component can be inwards extruded by the pressure cap that sets up on the second conveying unit to remove the extrusion state when removing the fretwork mouth on the second conveying unit.

According to a preferred embodiment, the second connecting assembly can be provided with a first threaded element for engaging with a correspondingly configured second threaded element provided on the second delivery unit by rotating the second connecting assembly and/or the second delivery unit.

According to a preferred embodiment, the second connecting assembly can be provided with a plurality of laterally projecting sliding blocks, so as to be slidably connected, through sliding blocks, to sliding grooves provided on the second conveying unit, the top ends of which can be communicated with the sliding rails of the annular structure.

According to a preferred embodiment, the axial depth of the slide in the space is set on the basis of the axial length of the first threaded element, so that the slide entering the slide can be rotated in an unobstructed manner when the first threaded element is in rotational engagement with the second threaded element.

The utility model has the advantages that:

the utility model discloses a medical treatment fixing device is at a plurality of valve bodies and bandage that the linkage unit set up, can strengthen its stability of being connected with first conveying unit, the elastic component that sets up at the linkage unit, slider and/or first screw member, can strengthen its stability of being connected with second conveying unit, realize first conveying unit and second conveying unit's sealed intercommunication through the linkage unit, thereby the problem that two transports that radial dimension is different drop easily for the unit when connecting has been solved, fluid seepage and the condition that the syringe needle stabbed patient's health that cause because of the disconnection of connecting take place when having avoided carrying fluid.

Drawings

Fig. 1 is a simplified overall structural schematic diagram of the medical fastening device of the present invention;

fig. 2 is a schematic view of a connection structure of the connection unit of the present invention and the second conveying unit in a preferred embodiment.

List of reference numerals

1: a connection unit; 2: a first conveying unit; 3: a second conveying unit; 4: a first connection assembly; 5: a transition component; 6: a second connection assembly; 7: a first valve body; 8: a second valve body; 9: a gap; 10: binding bands; 11: a slider; 12: a chute; 13: a slide rail; 14: a first screw member; 15: a second threaded member; 16: an elastic member; 17: and (6) hollowing out.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a simplified overall schematic of the medical fastening device of the present invention; fig. 2 is a schematic view of a connection structure of the connection unit 1 of the present invention and the second conveying unit 3 in a preferred embodiment.

The utility model discloses a medical treatment fixing device, it includes: a first delivery unit 2 and a second delivery unit 3 for performing fluid transfer tasks in different regions, a connection unit 1 which is detachably connectable to the first delivery unit 2 and the second delivery unit 3 for establishing a fluid transfer channel, wherein the first delivery unit 2 is mainly used for fluid transfer outside a patient's body and the second delivery unit 3 is mainly used for fluid transfer inside the patient's body.

Normally, the first delivery unit 2 is located upstream of the connection unit 1 and the second delivery unit 3 is located downstream of the connection unit 1, so that the fluid to be delivered in the first delivery unit 2 can flow through the connection unit 1 to the second delivery unit 3.

Preferably, the first delivery unit 2 may be a syringe needle connected to an infusion set, wherein the syringe needle may have different specifications to be adaptively selected based on actual treatment needs. Preferably, a 5mL syringe needle may be selected.

Preferably, the second delivery unit 3 can receive the fluid to be delivered by the connection unit 1 to act directly or indirectly on the body of the patient, wherein the second delivery unit 3 can be a urinary catheter.

The connecting unit 1 can be connected with the first conveying unit 2 and the second conveying unit 3 through the first connecting assembly 4 and the second connecting assembly 6 respectively, the first conveying unit 2 can enter the transition assembly 5 in the connecting unit 1 in a mode of penetrating through the first connecting assembly 4, and the second conveying unit 3 can be detachably connected with the second connecting assembly 6 in a sealing mode in a structure matching mode.

Preferably, the second connecting assembly 6 may be provided with a spring 16, a slider 11 and/or a first screw 14 to enable a detachable connection with the second delivery unit 3, wherein the second delivery unit 3 may be configured with a related structure that is matched in size to the spring 16, the slider 11 and/or the first screw 14 of the second connecting assembly 6.

According to a preferred embodiment, the second connecting assembly 6 can be provided with a plurality of elastic elements 16 which are cantilevered and expand outwardly, and the elastic elements 16 can be pressed inwardly by a pressing cap provided on the second delivery unit 3 and released from the pressing state when moved to the hollowed-out openings 17 on the second delivery unit 3. Preferably, the elastic element 16 is movable to the cutout 17 along a first direction, wherein the first direction may be a direction parallel to the axis of the connection unit 1 and pointing from upstream to downstream.

Preferably, when the elastic member 16 moves to the hollow 17, the pressing action of the pressing cap is removed, so that the elastic member 16 returns to the original outward-expanding state, until the elastic member 16 is pressed inward again under the action of an external force, so that the second connecting assembly 6 can be pushed out from the second conveying unit 3 along the direction opposite to the first direction, wherein the external force may be a manual force.

According to a preferred embodiment, the plurality of sliding blocks 11 arranged on the outer wall of the second connecting assembly 6 can directionally slide on the sliding grooves 12 matched in structure, so that the second conveying unit 3 provided with the sliding grooves 12 can be movably connected with the second connecting assembly 6 through the sliding connection of the sliding grooves 12 and the sliding blocks 11, wherein the sliding grooves 12 on the second conveying unit 3 can be at least opened along the first direction, so that the second connecting assembly 6 and the second conveying unit 3 can be clamped along the first direction, and the second connecting assembly 6 and the second conveying unit 3 can be connected conveniently by a user without investing excessive energy based on a foolproof design. Preferably, when the sliding block 11 is in sliding connection with the sliding groove 12, the second connecting component 6 can only move along the opening direction of the sliding groove 12 along with the sliding block 11. Further, the sliders 11 on the second connecting assembly 6 can be symmetrically arranged.

Preferably, the top end of the sliding chute 12 of the second conveying unit 3 along the first direction is communicated with the annular sliding rail 13, so that when the sliding block 11 of the second connecting assembly 6 is pushed to the top end of the sliding chute 12 along the first direction, the sliding chute 12 releases the limitation of the moving direction of the sliding block 11 in a manner of entering the annular sliding rail 13, that is, at this time, the second connecting assembly 6 can at least complete the rotating operation, so that the sliding block 11 is separated from the sliding chute 12 through the rotation, thereby preventing the sliding block 11 from being accidentally withdrawn from the second conveying unit 3.

Preferably, the second connecting assembly 6 can be provided with a first screw 14 on its outer wall at least in a partial region in order to connect the second conveying unit 3 with a corresponding screw structure by means of the first screw 14 in order to fix the second connecting assembly 6 to the second conveying unit 3, wherein the screw structure of the second conveying unit 3 is a second screw 15.

Further, when the second connecting assembly 6 is provided with the sliding block 11 and the first screw 14 at the same time, the sliding block 11 may be firstly slidably connected with the sliding chute 12 of the second conveying unit 3 until the sliding block 11 moves to the top end of the sliding chute 12 to enter the annular sliding rail 13, at this time, the first screw 14 may contact with the second screw 15, so as to engage the first screw 14 with the corresponding second screw 15 by means of relative rotation, and with the relative rotation of the second connecting assembly 6 and the second conveying unit 3, the sliding block 11 may rotate along the spiral track in the annular sliding rail 13 in a manner that the moving path is not blocked.

Preferably, the axial depth of the sliding track 13 in the space is set based on the axial length of the first threaded element 14, so that the slider 11 entering the sliding track 13 can rotate in an unobstructed manner when the first threaded element 14 is in rotational engagement with the second threaded element 15.

Preferably, the first connection assembly 4 can be equipped with a first valve body 7 that allows the first delivery unit 2 to pass through, so that the first valve body 7 can block the communication of the transition assembly 5 with the environment outside the first connection assembly 4 in a manner covering the opening of the first connection assembly 4 when the first delivery unit 2 is not performing the penetrating action.

Preferably, the medical fastening device may be provided with a first valve body 7 in the opening region of the first connection assembly 4 communicating with the transition assembly 5 and/or with a second valve body 8 in the opening region of the transition assembly 5 communicating with the second connection assembly 6. Further, the first valve body 7 and the second valve body 8 can be provided with slits 9 penetrating through both sides, wherein any one of the slits 9 has one side connected with the hollow area of the transition assembly 5.

Preferably, the slit 9 may open substantially in the axial direction of the connection unit 1, i.e. the opening direction 7 of the slit 9 is parallel to the first direction.

Further, the transition assembly 5, the first connection assembly 4 and the second connection assembly 6 may be arranged substantially coaxially, wherein the first connection assembly 4 and the second connection assembly 6 may be arranged on opposite sides of the transition assembly 5 such that the first connection assembly 4 and the second connection assembly 6 having different radial dimension configurations may communicate through a hollow region of the transition assembly 5.

Preferably, the slits 9 are capable of maintaining their natural state with their radial dimension reduced to almost no passage of fluid, and switching from the natural state to the stressed state when the first valve body 7 and the second valve body 8 are subjected to a force substantially in the first direction, and enlarging the radial dimension of the respective slits 9 to enlarge the size of the respective openings.

Further, when the first valve body 7 and the second valve body 8 can be switched from the stressed state to the natural state when the applied force is removed, the corresponding slits 9 can be restored to the original radial dimension to re-isolate the hollow area of the transition assembly 5.

According to a preferred embodiment, the connection unit 1 can be connected to the first delivery unit 2 via the first connection assembly 4, wherein the first delivery unit 2 can be inserted into the slot 9 in the first valve body 7 in a first direction such that the respective slot 9 is switched from the natural state into the stressed state, the first valve body 7 is expanded with its slot 9 radial dimension such that at least a partial region of the first delivery unit 2 is covered by the first valve body 7, while the remaining at least a partial region can pass through the slot 9 into the hollow region of the transition assembly 5. Based on the structure and material of the first valve body 7, when at least part of the area of the first conveying unit 2 is covered by the first valve body 7, the first conveying unit 2 can be drawn out of the first valve body 7 only by a relatively larger reverse acting force, so that the situation that the first conveying unit 2 is unnaturally released when being connected with the first connecting component 4 through the first valve body 7 is avoided, and the influence on the stability of the fluid conveying process is further avoided.

Preferably, the first delivery unit 2 entering the hollow area of the transition assembly 5 can pass directly or indirectly through the slit 9 of the second valve body 8, so that the fluid to be delivered can enter into the second connection assembly 6, wherein the first delivery unit 2 passing directly through the second valve body 8 means that the first delivery unit 2 can continue to advance in the first direction to enter the second connection assembly 6 through the slit 9 of the second valve body 8; the first delivery unit 2 passing indirectly through the second valve body 8 means that the first delivery unit 2 is connected in the hollow region of the transition piece 5 with a transfer means arranged therein, the first delivery unit 2 being able to be inserted into the transfer means in such a way that the transfer means moves with the first delivery unit 2 in the first direction until the transfer means passes through the gap 9 of the second valve body 8 into the second connecting piece 6, so that the first connecting piece passes the fluid to be delivered through the transfer means into the second connecting piece 6 without directly entering the second connecting piece 6. Further, the transmission mechanism may be reset based on the elastic action of the spring when the external force is removed.

Preferably, the first connecting component 4 may be configured with a strap 10 for fixing the first conveying unit 2 to adjust the fixing tightness of the first conveying unit 2 by adjusting the connection position of the hair surface and the hook surface of the strap 10, wherein the strap 10 may be a magic tape.

Preferably, the hollow area of the first connection assembly 4 is capable of providing the first valve body 7 with a receiving space required for the expansion of the slit 9, that is, when the first valve body 7 is subjected to a force in the first direction, the first valve body may be deformed in the radial direction in addition to the deformation in the first direction, and the space occupied by the deformation may be provided by the first connection assembly 4.

According to a preferred embodiment, the outer wall of the transition piece 5 can be provided with grooves and/or ridges in the circumferential direction in a manner that increases friction. Preferably, a coating with a high coefficient of friction is also applied to the outer layer of the transition piece 5.

According to a preferred embodiment, at least a part of the region of the medical fixation device may be provided as a multi-layer structure, wherein the multi-layer structure may comprise a corrosion resistant layer, a thermal insulation layer and a polyethylene layer connected in this order from the inside to the outside. The corrosion-resistant layer can improve the corrosion-resistant effect of the medical fixing device so as to prolong the service life of the medical fixing device.

It should be noted that the above-mentioned embodiments are exemplary, and those skilled in the art can devise various solutions in light of the disclosure, which are all within the scope of the disclosure and fall into the scope of the invention. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents. Throughout this document, the features referred to as "preferably" are only optional and should not be understood as necessarily requiring that such applicant reserves the right to disclaim or delete any relevant preferred feature at any time.

Claims (10)

1. A medical fixation device, comprising:

a first delivery unit (2) and a second delivery unit (3) for performing fluid transfer tasks in different areas,

a connection unit (1) detachably connectable with the first delivery unit (2) and the second delivery unit (3) to construct a fluid transfer flow channel,

it is characterized in that the preparation method is characterized in that,

the connection unit (1) can be respectively connected with the first conveying unit (2) and the second conveying unit (3) through a first connection assembly (4) and a second connection assembly (6), the first conveying unit (2) can enter a transition assembly (5) in the connection unit (1) in a mode of penetrating through the first connection assembly (4), wherein the first connection assembly (4) can be configured with a first valve body (7) allowing the first conveying unit (2) to penetrate, so that the first valve body (7) can obstruct the communication between the transition assembly (5) and the external environment of the first connection assembly (4) in a mode of covering an opening of the first connection assembly (4) when the first conveying unit (2) does not perform penetrating action.

2. The medical fixing device according to claim 1, characterized in that the first valve body (7) can be opened with a slit (9) communicating between the transition piece (5) and the environment outside the first connection piece (4), the slit (9) being able to obstruct the passage of fluid in a deflated state in a natural state.

3. The medical fixing device according to claim 2, characterized in that the slit (9) is expandable based on the dimensional structure of the first delivery unit (2) when the first delivery unit (2) is passed through the first valve body (7) in the opening direction of the slit (9), so that the expanded volume of the slit (9) can accommodate at least a partial region of the first delivery unit (2).

4. The medical fixing device according to claim 3, characterized in that the first delivery unit (2) passing through the first connecting assembly (4) into the transition assembly (5) can enter the second connecting assembly (6) directly or indirectly via a transmission assembly into the second connecting assembly (6), wherein a second valve body (8) with a gap (9) can be arranged between the transition assembly (5) and the second connecting assembly (6).

5. The medical fixation device according to claim 4, characterized in that the first connection assembly (4) is capable of binding the first delivery unit (2) by a strap (10) having a hair and hook surface when the first delivery unit (2) reaches a target position.

6. The medical fixation device according to claim 5, characterized in that the slits (9) of the first and second valve bodies (7, 8) are expandable when the first delivery unit (2) performs a penetrating action and return to an initial dimensional configuration when the first delivery unit (2) performs a withdrawing action.

7. The medical fixing device according to claim 6, characterized in that the second connecting component (6) can be provided with a plurality of elastic members (16) which are cantilevered and expand outwards, and the elastic members (16) can be pressed inwards by a pressing cap provided on the second delivery unit (3) and released from the pressing state when moving to a hollowed-out opening (17) on the second delivery unit (3).

8. Medical fixation device according to claim 6, characterized in that the second connection assembly (6) can be provided with a first screw (14) to engage the first screw (14) with a correspondingly configured second screw (15) provided on the second delivery unit (3) by rotating the second connection assembly (6) and/or the second delivery unit (3).

9. The medical fixing device according to claim 8, characterized in that the second connecting assembly (6) can be provided with a plurality of laterally protruding sliding blocks (11) for sliding connection with sliding grooves (12) formed on the second conveying unit (3) through the sliding blocks (11), and the top ends of the sliding grooves (12) can be communicated with a sliding rail (13) of an annular structure.

10. The medical fixation device according to claim 9, characterized in that the axial depth of the sliding rail (13) in space is set based on the axial length of the first threaded element (14) such that the slider (11) entering the sliding rail (13) can be rotated in an unobstructed manner when the first threaded element (14) is in rotational engagement with the second threaded element (15).

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