CN111658865A

CN111658865A - Catheter fixing device for blood purification

Info

Publication number: CN111658865A
Application number: CN202010701071.XA
Authority: CN
Inventors: 邢爱民; 刘立平; 刘艳艳; 马小玮; 张虹; 马晶; 崔轮盟; 杨蕊; 刘雪晶; 孙宇
Original assignee: Hongqi Hospital Affiliated To Mudanjiang Medical University
Current assignee: Hongqi Hospital Affiliated To Mudanjiang Medical University
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2020-09-15

Abstract

The invention discloses a catheter fixing device for blood purification, which comprises a bed body and a first fixing component, wherein a first back bed leg is arranged at the back side of the bed body, the first fixing component comprises a first supporting seat and a first cover plate, the first supporting seat is rotatably arranged on the first bed leg, the first cover plate is pivotally arranged on the first supporting seat, at least one first channel is formed between the first supporting seat and the first cover plate, and the first channel is used for the passage of a catheter. When the patient carries out blood purification, the patient lies on the bed body, rotate first supporting seat, first supporting seat removes to the direction of being close to the bed body, first supporting seat is located the top of the bed body and is close to patient's arm, the pipe is connected with patient and equipment respectively, the pipe is through first passageway, first passageway has realized the fixed to the pipe, the quick fixed of pipe has still been realized, the pipe is located first passageway, first passageway has effectively realized the protection to the pipe, the security that the pipe is fixed has been guaranteed.

Description

Catheter fixing device for blood purification

Technical Field

The invention relates to the technical field of medical equipment, in particular to a catheter fixing device for blood purification.

Background

This section provides background information related to the present disclosure only and is not necessarily prior art.

Blood purification, also known as hemodialysis, removes metabolic wastes from the body and maintains electrolyte and acid-base balance by exchanging substances by diffusion/convection inside and outside a hollow fiber containing electrolyte solution (dialysate) with similar body concentration by draining the blood from the body to the outside through a dialyzer consisting of a plurality of hollow fibers; at the same time, the excess water in the body is removed, and the whole process of purified blood reinfusion is called hemodialysis.

In the process of hemodialysis, the patient lies on the sick bed when carrying out hemodialysis, and the pipe of dialysis usefulness then can often be in disorder put on the sick bed to paste it in the sheet surface through medical adhesive tape, however, the mode complex operation of utilizing medical adhesive tape to fix the pipe, the fixed strength is limited, can't effectively guarantee patient's safety in utilization.

Disclosure of Invention

The invention aims to at least solve the problems of simple and quick catheter fixing and high fixing strength. The purpose is realized by the following technical scheme:

the present invention provides a catheter fixing device for blood purification, which includes:

the bed body is provided with a first rear bed leg at the rear side;

the first fixed subassembly, first fixed subassembly includes first supporting seat and first apron, first supporting seat sets up with rotatable mode on the first footpost, first apron pivot setting is on first supporting seat, first supporting seat with be formed with at least one first passageway between the first apron, first passageway is used for passing through of pipe.

According to the catheter fixing device for blood purification, the first supporting seat can rotate relative to the first back bed foot, when a patient performs blood purification, the patient lies on the bed body, the first supporting seat is rotated to enable the first supporting seat to move towards the direction close to the bed body, the first supporting seat is located above the bed body and is arranged close to the arm of the patient, a catheter for blood purification is connected with the patient and equipment respectively, and the catheter is kept to pass through the first channel, the first channel not only realizes the fixation of the catheter, but also realizes the rapid fixation of the catheter, in addition, the catheter is located in the first channel, the protection of the catheter is effectively realized by utilizing the first channel, and the safety of the fixation of the catheter is guaranteed.

In addition, the catheter fixing device for blood purification according to the present invention may further have the following additional technical features:

in some embodiments of the invention, the first rear leg comprises:

the first cylinder body of the first cylinder is matched with the rear side of the bed body, and the first supporting seat is sleeved on the first cylinder body and can rotate relative to the first cylinder body;

the first base is arranged on the first cylinder body in an adjustable mode and is used for abutting against the ground.

In some embodiments of the invention, the catheter securement device further comprises a second securement assembly, the second securement assembly comprising:

the second supporting seat is rotatably arranged on the first cylinder rod of the first oil cylinder;

the second cover plate is arranged on the second supporting seat in a pivoting mode, a second channel is formed between the second supporting seat and the second cover plate, the number of the second channels is consistent with that of the first channels, and the second channels are used for guide pipes to pass through.

In some embodiments of the invention, the catheter securement device further comprises a first transfer assembly comprising:

the first seat is rotatably arranged on the first cylinder rod and is provided with first clamping positions, the number of the first clamping positions is consistent with that of the first channels, and the first clamping positions are used for clamping a guide pipe;

a first locking member engaged with the first seat, the first locking member for securing the first seat with the first cylinder rod.

In some embodiments of the present invention, the first fixing assembly further includes a first heating member disposed on the first supporting seat and configured to heat the first passage, and a first temperature measuring member configured to detect a temperature in the first passage;

and/or the second fixing component further comprises a second heating element and a second temperature measuring element, the second heating element is arranged on the second supporting seat and used for heating the second channel, and the second temperature measuring element is used for detecting the temperature in the second channel;

and/or the first fixing assembly further comprises a first fastener, the first fastener is matched with the first supporting seat, and the first fastener is used for fixing the first supporting seat and the first cylinder;

and/or the second fixing assembly further comprises a second fastener, the second fastener is matched with the second supporting seat, and the second fastener is used for fixing the second supporting seat and the first cylinder rod.

In some embodiments of the invention, the catheter securement device further includes a third securement assembly, the third securement assembly including:

the third supporting seat is rotatably arranged on a second rear bed leg at the rear side of the bed body;

the third cover plate is arranged on the third supporting seat in a pivoting mode, at least one third channel is formed between the third supporting seat and the third cover plate, and the third channel is used for a guide pipe to pass through.

In some embodiments of the invention, the second rear leg comprises:

the second cylinder body of the second cylinder is matched with the rear side of the bed body, and the third supporting seat is sleeved on the second cylinder body and can rotate relative to the second cylinder body;

a second mount adjustably disposed on the second cylinder and adapted to abut the ground.

In some embodiments of the invention, the catheter securement device further includes a fourth securement assembly, the fourth securement assembly including:

the fourth supporting seat is rotatably arranged on a second cylinder rod of the second oil cylinder;

the fourth cover plate is arranged on the fourth supporting seat in a pivoting mode, a fourth channel is formed between the fourth supporting seat and the fourth cover plate, the number of the fourth channels is consistent with that of the third channels, and the fourth channels are used for guide pipes to pass through.

In some embodiments of the invention, the catheter securement device further comprises a second delivery assembly comprising:

the second seat is rotatably arranged on the second cylinder rod and is provided with second clamping positions, the number of the second clamping positions is consistent with that of the third channels, and the second clamping positions are used for clamping a guide pipe;

and the second locking piece is matched with the second seat, and the second locking piece is used for fixing the second seat and the second cylinder rod.

In some embodiments of the present invention, the third fixing assembly further includes a third heating element and a third temperature measuring element, the third heating element is disposed on the third supporting seat and is configured to heat the third channel, and the third temperature measuring element is configured to detect a temperature in the third channel;

and/or the fourth fixing component further comprises a fourth heating element and a fourth temperature measuring element, wherein the fourth heating element is arranged on the fourth supporting seat and used for heating the fourth channel, and the fourth temperature measuring element is used for detecting the temperature in the fourth channel;

and/or the third fixing assembly further comprises a third fastener, the third fastener is matched with the third supporting seat, and the third fastener is used for fixing the third supporting seat and the second cylinder body;

and/or the fourth fixing assembly further comprises a fourth fastener, the fourth fastener is matched with the fourth supporting seat, and the fourth fastener is used for fixing the fourth supporting seat and the second cylinder rod.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like parts are designated by like reference numerals throughout the drawings. In the drawings:

fig. 1 schematically shows a structural view of a catheter fixing device for blood purification according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a first fixing member of the catheter fixing device for blood purification shown in FIG. 1;

FIG. 3 is a schematic structural view of the first fixing assembly shown in FIG. 2 in another state;

FIG. 4 is a schematic structural view of a first transfer assembly of the catheter fixing device for blood purification shown in FIG. 1;

FIG. 5 is a schematic structural view of a third fixing member of the catheter fixing device for blood purification shown in FIG. 1;

FIG. 6 is a schematic structural view of the third fixing assembly shown in FIG. 5 in another state;

fig. 7 is a schematic structural view of a second transfer assembly of the catheter fixing device for blood purification shown in fig. 1.

The reference numbers are as follows:

100 is a catheter fixing device;

10 is a bed body, 11 is a first rear bed leg, 111 is a first base, 112 is a first oil cylinder, 12 is a second rear bed leg, 121 is a second oil cylinder, 13 is a first front bed leg, 14 is a second front bed leg, 15 is a headrest, 16 is a first accommodating groove, 17 is a massage device, 18 is a second accommodating groove, and 19 is a controller;

20 is a first fixing component, 21 is a first supporting seat, 211 is a first half groove, 22 is a first cover plate, 221 is a second half groove, 23 is a first fastener, and 24 is a first channel;

30 is a second fixing component;

40 is a first transmission component, 41 is a first seat, 411 is a first clamping position, and 42 is a first locking piece;

50 is a third fixing component, 51 is a third supporting seat, 511 is a fifth half groove, 52 is a third cover plate, 521 is a sixth half groove, 53 is a third fastener, and 54 is a third channel;

a fourth fixing component 60;

70 is a second transmission component, 71 is a second seat, 711 is a second clamping position, and 72 is a second locking piece;

80 is a bed head.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1 and 7, according to an embodiment of the present invention, the present invention provides a catheter fixing device 100 for blood purification, the catheter fixing device 100 includes a bed 10 and a first fixing assembly 20, a first rear bed leg is disposed at a rear side of the bed 10, the first fixing assembly 20 includes a first support seat 21 and a first cover plate 22, the first support seat 21 is rotatably disposed on the first bed leg, the first cover plate 22 is pivotally disposed on the first support seat 21, at least one first channel 24 is formed between the first support seat 21 and the first cover plate 22, and the first channel 24 is used for passing a catheter.

Specifically, first supporting seat 21 can rotate relative first back bed foot, when the patient carries out blood purification, the patient lies in the bed 10, rotate first supporting seat 21, make first supporting seat 21 remove to the direction that is close to bed 10, first supporting seat 21 is located the top of bed 10 and is close to patient's arm setting, the pipe with blood purification is connected with patient and equipment respectively, and keep the pipe through first passageway 24, first passageway 24 has not only realized the fixed to the pipe, the quick fixed of pipe has still been realized, in addition, the pipe is located first passageway 24, utilize first passageway 24 to effectively realize the protection to the pipe, thereby the security of pipe fixation has been guaranteed.

It should be understood that, after the blood purification is completed, the conduit is separated from the first channel 24, and the first supporting seat 21 is driven to rotate towards the first rear bed leg 11, so that the first supporting seat 21 and the first cover plate 22 both move towards the direction far away from the bed body 10, thereby the first fixing component 20 is influenced on the bed body 10, and the first fixing component 20 is accommodated.

It should be noted that the bed body 10 is provided with the bed head 80, the bed head 80 is arranged at one side of the bed body 10, the first rear bed foot is arranged close to the bed head 80, the bed head 80 is arranged to realize the isolation of the patient from the wall, the bed body 10 is provided with the headrest, the headrest is arranged close to the bed head 80, and when the patient performs blood purification, the headrest supports the neck of the patient, so that the comfort of the patient in the blood purification process is ensured; the bed body 10 is also provided with a massage device 17, when a patient lies on the bed body 10, the massage device 17 is in contact with the back of the patient, and the massage device 17 is started, so that the fatigue of the patient can be eliminated, the fatigue of the patient caused by long-time blood purification can be effectively relieved, and the comfort of the patient is improved; in addition, be equipped with first holding tank 16 on bed body 10, first holding tank 16 is close to one side of first fixed subassembly 20, and when the patient carried out blood purification, patient's arm can prevent in first holding tank 16, has further improved the travelling comfort of patient's arm.

In addition, a first L-shaped structure is disposed on the first support seat 21, the first cover plate 22 and the first support seat 21 are connected by a connecting member (e.g., a rotating shaft or a hinge), when the first cover plate 22 is fastened with respect to the first support seat 21, the first cover plate 22 supplements the position of the first L-shaped structure, a first half-groove 211 (L-shaped structure) is disposed on the surface of the first L-shaped structure, a second half-groove 221 is disposed on a side surface of the first cover plate 22 that is engaged with the first support seat 21, the shape of the second half-groove 221 is adapted to the shape of the first half-groove 211, when the first cover plate 22 is fastened with respect to the first support seat 21, the first half-groove 211 and the second half-groove 221 surround to form a first channel 24 (the first channel 24 is an L-shaped structure, and one port is disposed horizontally and is an inlet end of a conduit, and the other port is disposed vertically and is an outlet end of the. When needs are fixed blood purification pipe, open first apron 22, with the pipe setting in first half groove 211, again with first apron 22 lock to spacing in first passageway 24 with the pipe, and then realized fixing the pipe.

In addition, be equipped with first skid resistant course in first half groove 211, be equipped with second skid resistant course in second half groove 221, through the different positions of first skid resistant course and second skid resistant course contact at the pipe to realized the spacing processing to the pipe, and then improved the fixed stability of pipe.

It is further understood that the first rear bed leg 11 includes a first cylinder 112 and a first base 111, a first cylinder body of the first cylinder 112 is engaged with the rear side of the bed 10, the first supporting seat 21 is sleeved on the first cylinder body and can rotate relative to the first cylinder body, and the first base 111 is adjustably disposed on the first cylinder body and is used for abutting against the ground. Specifically, the first oil cylinder 112 abuts against the ground through the first base 111, and the height of the first oil cylinder 112 is adjusted by adjusting the first base 111, so that the height of the bed body 10 is adjusted. In addition, the first supporting seat 21 is sleeved outside the first cylinder body of the first oil cylinder 112, and the first supporting seat 21 can only rotate relative to the first cylinder body, and the position of the first supporting seat 21 relative to the first cylinder body is adjusted, so that the position of the first fixing component 20 is adjusted, and when the position of the catheter needs to be adjusted, the first supporting seat 21 can be rotated, so that the convenience of adjusting the catheter is improved.

It should be pointed out that, first base 111 and first cylinder body threaded connection through rotatory first base 111 to the realization is to the adjustment of distance between first base 111 and the first cylinder body, makes the distance on first cylinder body and ground adjust, and then has realized bed body 10 apart from the regulation of ground height.

Further, the catheter fixing device 100 further includes a second fixing assembly 30, the second fixing assembly 30 includes a second support base rotatably disposed on the first rod of the first cylinder 112 and a second cover plate pivotally disposed on the second support base, a second channel is formed between the second support base and the second cover plate, and the number of the second channel is identical to the number of the first channel 24, and the second channel is used for the passage of the catheter. Specifically, the second support seat is sleeved outside the first cylinder rod of the first oil cylinder 112, and the second support seat can rotate relative to the first cylinder rod, and a second channel is formed between the second cover plate and the second support seat. When the patient carries out blood purification, drive first support seat 21 and rotate relative first cylinder body, thereby make first support seat 21 and the first passageway 24 that first apron 22 formed reach the position that is close to the patient, open first apron 22, the pipe is connected with patient and equipment respectively, place part pipe and buckle first apron 22 in first passageway 24, open the second apron again, place part pipe back lock second apron in the second passageway again, through setting up the fixed subassembly 30 of first fixed subassembly 20 and second, thereby realized fixing the multiposition of pipe, and then improved the fixed strength and the stability of pipe, make patient's safety in utilization obtain the assurance. In addition, since the second support base can rotate relative to the first cylinder rod, the second channel direction can be adjusted by rotating the first support base 21, and thus the multi-position adjustment of the fixing direction of the guide pipe is realized.

It should be noted that, a second L-shaped structure is disposed on the second support seat, the second cover plate and the second support seat pass through a connecting component (such as a rotating shaft or a hinge), when the second cover plate is fastened with respect to the second support seat, the second cover plate supplements the position of the second L-shaped structure, a third half groove (L-shaped structure) is disposed on the surface of the second L-shaped structure, a fourth half groove is disposed on a side surface of the second cover plate that is engaged with the second support seat, the shape of the fourth half groove is adapted to the shape of the third half groove, when the second cover plate is fastened with respect to the second support seat, the fourth half groove and the third half groove surround to form a second channel (the second channel is an L-shaped structure, and one port is disposed horizontally and is an entrance end of the conduit, and the other port is disposed vertically and is an exit end of the conduit). When needs are fixed blood purification pipe, open the second and lap, with the pipe setting in the half groove of third, again with second apron lock to spacing in the second passageway with the pipe, and then realized fixing to the pipe.

In addition, a third anti-slip layer is arranged in the third half groove, a fourth anti-slip layer is arranged in the fourth half groove, and the third anti-slip layer and the fourth anti-slip layer are in contact with different positions of the catheter, so that limiting treatment on the catheter is realized, and the stability of catheter fixation is improved.

In addition, the second supporting seat is arranged on the first cylinder rod, and the height of the second fixing component 30 is adjusted through the extension and contraction of the first cylinder rod, so that the requirement for fixing the guide pipe is further met.

Further, the conduit fixing device 100 further includes a first transmission assembly 40, the first transmission assembly 40 includes a first seat 41 and a first locking member 42, the first seat 41 is rotatably disposed on the first cylinder rod, the first seat 41 is provided with a first retaining position 411, the number of the first retaining positions 411 is equal to the number of the first passages 24, the first retaining position 411 is used for retaining the conduit, the first locking member 42 is matched with the first seat 41, and the first locking member 42 is used for fixing the first seat 41 and the first cylinder rod. Specifically, the first seat 41 is sleeved outside the first cylinder rod and can rotate relative to the first cylinder rod, the first seat 41 is located between the first support seat 21 and the second support seat, when the guide tube needs to be fixed, a part of the guide tube passes through the first channel 24 in the first fixing component 20, a part of the guide tube passes through the second channel in the second fixing component 30, the first fixing component 20 and the second fixing component 30 are arranged at intervals along the height direction of the first cylinder 112, and a part of the guide tube between the first fixing component 20 and the second fixing component 30 is clamped by the first clamping position 411 to achieve fixing. By providing the first transfer assembly 40, the strength and stability of catheter fixation are further improved.

It should be pointed out that, first card is held position 411 and is set up the first breach structure on first seat 41, first breach structure and the radial edge of first seat 41 link up to the width of first breach is less than the inside maximum diameter of first breach structure, when the pipe with first card is held the position 411 cooperation, can put into first breach structure through the opening position of first breach structure after holding the pipe flat, the pipe resets the back, the diameter of pipe is greater than the opening width of first breach structure, thereby realized spacing to the pipe, avoided the drop of pipe, guaranteed the fixed strength of pipe.

Further, the first fixing assembly 20 further includes a first heating member and a first temperature measuring member, the first heating member is disposed on the first supporting seat 21 and is used for heating the first passage 24, and the first temperature measuring member is used for detecting the temperature in the first passage 24. Specifically, first heating member sets up in first supporting seat 21, through starting first heating member, realizes the heating to first passageway 24 to the realization heats the blood in pipe and the pipe, and then has guaranteed that the temperature of the blood of patient blood purification back backward flow meets the requirements, avoids the patient adverse reaction to appear. In addition, the temperature in the first channel 24 is monitored in real time through the first temperature measuring part, when the blood in the conduit is lower than the preset temperature, the first heating part is controlled to be started, and when the blood in the conduit reaches the preset temperature, the first heating part stops working, so that the temperature of the blood in the conduit is effectively obtained in time.

It should be pointed out that, first temperature measurement spare is first temperature sensor, and first heating member is first heater strip, and first heater strip is built-in first supporting seat 21, realizes heating first supporting seat 21 and first passageway 24 through the circular telegram.

Specifically, the second fixing assembly 30 further includes a second heating member and a second temperature measuring member, the second heating member is disposed on the second support seat and is used for heating the second channel, and the second temperature measuring member is used for detecting the temperature in the second channel. Specifically, the second heating member sets up in the second supporting seat, through starting the second heating member, realizes the heating to the second passageway to the realization heats pipe and the intraductal blood of pipe, and then has guaranteed that the temperature of the blood of patient blood purification back backward flow meets the requirements, avoids the patient adverse reaction to appear. In addition, the temperature in the second channel is monitored in real time through the second temperature measuring part, when the blood in the conduit is lower than the preset temperature, the second heating part is controlled to be started, and after the blood in the conduit reaches the preset temperature, the second heating part stops working, so that the temperature of the blood in the conduit is effectively obtained in time.

It should be pointed out that the second temperature measurement spare is second temperature sensor, and the second heating member is the second heater strip, and the second heater strip is built-in the second supporting seat, realizes heating second supporting seat and second passageway through the circular telegram.

Specifically, the first fixing assembly 20 further includes a first fastening member 23, the first fastening member 23 is engaged with the first supporting seat 21, and the first fastening member 23 is used for fixing the first supporting seat 21 with the first cylinder. The first fastener 23 is a first bolt, the first bolt is in threaded fit with the first supporting seat 21, when the position of the first supporting seat 21 needs to be fixed, the first bolt is screwed, so that the free end of the first bolt is abutted against the first cylinder body, when the position of the first supporting seat 21 needs to be adjusted, the first bolt is unscrewed, and the free end of the first bolt is separated from the first cylinder body. The first fastening piece 23 is simple in structure and convenient to operate, and convenience in the use process is effectively improved.

Specifically, the second fixing assembly 30 further includes a second fastener, which is engaged with the second support seat, and is used to fix the second support seat with the first cylinder rod. The second fastener is the second bolt, and second bolt and second supporting seat screw-thread fit when needs are fixed with the position of second supporting seat, the second bolt of screwing for the free end of second bolt supports and leans on first jar pole, when needs adjust the position of second supporting seat, the second bolt of unscrewing, make the free end of second bolt and first jar pole separation can. The second fastener is simple in structure and convenient to operate, and convenience in the using process is effectively improved.

Further, the catheter fixing device 100 further comprises a third fixing assembly 50, the third fixing assembly 50 comprises a third supporting seat 51 and a third cover plate 52, the third supporting seat 51 is rotatably disposed on a second rear foot at the rear side of the bed 10, the third cover plate 52 is pivotally disposed on the third supporting seat 51, at least one third channel 54 is formed between the third supporting seat 51 and the third cover plate 52, and the third channel 54 is used for the passage of the catheter. Specifically, the second bed rear foot and the first bed rear foot are arranged on the rear side of the bed body 10 in a propping manner, the first fixing component 20 and the second fixing component 30 are arranged oppositely, when an arm of a patient for blood purification is positioned on one side of the third fixing component 50, the third supporting seat 51 is rotated to enable the third supporting seat 51 to move towards the direction close to the bed body 10, the third supporting seat 51 is positioned above the bed body 10 and is arranged close to the arm of the patient, a catheter for blood purification is respectively connected with the patient and equipment, and the catheter is kept to pass through the third channel 54, the third channel 54 not only realizes the fixation of the catheter, but also realizes the rapid fixation of the catheter, in addition, the catheter is positioned in the third channel 54, the protection of the catheter is effectively realized by utilizing the third channel 54, and thus the safety of the catheter fixation is ensured.

It is understood that the convenience (close fixation of the catheter) when the patient performs blood purification can be further improved by providing the first and second fixing

members

20 and 30.

In addition, after blood purification is completed, the guide tube is separated from the third channel 54, and the third support seat 51 is driven to rotate towards the second rear bed leg 12, so that the third support seat 51 and the third cover plate 52 both move towards the direction far away from the bed body 10, thereby the influence of the third fixing component 50 on the bed body 10 is avoided, and the storage of the third fixing component 50 is realized.

It should be noted that a third L-shaped structure is disposed on the third support seat 51, the third cover plate 52 and the third support seat 51 are connected by a connecting member (e.g., a rotating shaft or a hinge), when the third cover plate 52 is fastened with respect to the third support seat 51, the third cover plate 52 supplements the position of the third L-shaped structure, a fifth half-groove 511 (L-shaped structure) is disposed on the surface of the third L-shaped structure, a sixth half-groove 521 is disposed on the side surface of the third cover plate 52 that is matched with the third support seat 51, the shape of the sixth half-groove 521 is matched with the shape of the fifth half-groove 511, and when the third cover plate 52 is fastened with respect to the third support seat 51, the fifth half-groove 511 and the sixth half-groove 521 surround to form a third channel 54 (the third channel 54 is an L-shaped structure, and one port is disposed horizontally and is an inlet end of the conduit, and the other port is disposed vertically and is an. When the blood purification catheter needs to be fixed, the third cover plate 52 is opened, the catheter is arranged in the third half groove, and then the third cover plate 52 is buckled, so that the catheter is limited in the third channel 54, and the catheter is fixed.

In addition, be equipped with second holding tank 18 on bed body 10, second holding tank 18 is close to one side of third fixed subassembly 50, and when the patient carried out blood purification, patient's arm can prevent in second holding tank 18, has further improved the travelling comfort of patient's arm.

In addition, be equipped with the fifth skid resistant course in fifth half groove 511, be equipped with the sixth skid resistant course in sixth half groove 521, through the different positions of sixth skid resistant course with the contact of sixth skid resistant course at the pipe to realized the spacing processing to the pipe, and then improved the fixed stability of pipe.

Further, the second rear bed leg 12 includes a second oil cylinder 121 and a second base, a second cylinder body of the second oil cylinder 121 is matched with the rear side of the bed body 10, the third supporting seat 51 is sleeved on the second cylinder body and can rotate relative to the second cylinder body, and the second base is arranged on the second cylinder body in an adjustable manner and used for abutting against the ground. Specifically, the second oil cylinder 121 abuts against the ground through the second base, and the height of the second oil cylinder 121 is adjusted by adjusting the second base, so that the height of the bed body 10 is adjusted. In addition, the third supporting seat 51 is sleeved outside the second cylinder body of the second oil cylinder 121, and the third supporting seat 51 can only rotate relative to the second cylinder body, and the position of the third supporting seat 51 relative to the second cylinder body is adjusted, so that the position of the third fixing assembly 50 can be adjusted, and when the position of the guide pipe needs to be adjusted, the third supporting seat 51 can be rotated, so that the convenience of adjusting the guide pipe is improved.

It should be pointed out that, second base and second cylinder body threaded connection are through rotatory second base to the realization is to the adjustment of distance between second base and the second cylinder body, makes the distance on second cylinder body and ground adjust, and then has realized bed body 10 apart from the regulation of ground height.

In addition, the front side of the bed body 10 is also provided with a first front bed leg 13 and a second front bed leg 14, the first front bed leg 13 and the second front bed leg 14 are both of a lifting structure, and the height of the bed body 10 is adjustable by utilizing the lifting actions of the first front bed leg 13, the second front bed leg 14, the first rear bed leg 11 and the second rear bed leg 12.

Further, the catheter fixing device 100 further includes a fourth fixing assembly 60, the fourth fixing assembly 60 includes a fourth supporting seat and a fourth cover plate, the fourth supporting seat is rotatably disposed on the second rod of the second cylinder 121, the fourth cover plate is pivotally disposed on the fourth supporting seat, a fourth channel is formed between the fourth supporting seat and the fourth cover plate, the number of the fourth channels is equal to the number of the third channels 54, and the fourth channel is used for the passage of the catheter. Specifically, the fourth support seat is sleeved outside the second cylinder rod of the second oil cylinder 121, and the fourth support seat can rotate relative to the second cylinder rod, so that a fourth channel is formed between the fourth cover plate and the fourth support seat. When a patient purifies blood, the third supporting seat 51 is driven to rotate relative to the second cylinder body, so that a third channel 54 formed by the third supporting seat 51 and the third cover plate 52 reaches a position close to the patient, the third cover plate 52 is opened, the guide pipes are respectively connected with the patient and equipment, part of the guide pipes are placed in the third channel 54, the third cover plate 52 is buckled, the fourth cover plate is opened, part of the guide pipes are placed in the fourth channel, the fourth cover plate is buckled, and the third fixing assembly 50 and the fourth fixing assembly 60 are arranged, so that the multi-position fixing of the guide pipes is realized, the fixing strength and the stability of the guide pipes are improved, and the use safety of the patient is ensured. In addition, because the fourth supporting seat can rotate relative to the second cylinder rod, the fourth channel direction can be adjusted by rotating the fourth supporting seat, and then the multi-position adjustment of the fixing direction of the guide pipe is realized.

It should be noted that, a fourth L-shaped structure is disposed on the fourth supporting seat, the fourth cover plate and the fourth supporting seat pass through a connecting component (such as a rotating shaft or a hinge), when the fourth cover plate is fastened with respect to the fourth supporting seat, the fourth cover plate supplements the position of the fourth L-shaped structure, a seventh half groove (L-shaped structure) is disposed on the surface of the fourth L-shaped structure, an eighth half groove is disposed on a side surface of the fourth cover plate that is engaged with the fourth supporting seat, the shape of the eighth half groove is adapted to the shape of the seventh half groove, when the fourth cover plate is fastened with respect to the fourth supporting seat, the eighth half groove and the seventh half groove surround to form a fourth channel (the fourth channel is an L-shaped structure, and one port is disposed horizontally and is an entrance end of the conduit, and the other port is disposed vertically and is an exit end of the conduit). When needs are fixed blood purification pipe, open the fourth apron, with the pipe setting in seventh half inslot, again with fourth apron lock to spacing in the fourth passageway with the pipe, and then realized fixing the pipe.

In addition, a seventh anti-slip layer is arranged in the seventh half groove, an eighth anti-slip layer is arranged in the eighth half groove, and the seventh anti-slip layer and the eighth anti-slip layer are in contact with different positions of the catheter, so that the limiting treatment on the catheter is realized, and the stability of the fixation of the catheter is improved.

In addition, the fourth supporting seat is arranged on the second cylinder rod, and the height of the fourth fixing component 60 is adjusted through the extension and contraction of the second cylinder rod, so that the requirement for fixing the guide pipe is further met.

Further, the catheter fixing device 100 further comprises a second transmission assembly 70, the second transmission assembly 70 comprises a second seat 71 and a second locking member 72, the second seat 71 is rotatably disposed on the second cylinder rod, a second clamping position 711 is disposed on the second seat 71, the number of the second clamping positions 711 is equal to that of the third channels 54, the second clamping position 711 is used for clamping the catheter, the second locking member 72 is matched with the second seat 71, and the second locking member 72 is used for fixing the second seat 71 and the second cylinder rod. Specifically, the second seat 71 is sleeved outside the second cylinder rod and can rotate relative to the second cylinder rod, the second seat 71 is located between the third supporting seat 51 and the fourth supporting seat, when the guide tube needs to be fixed, a part of the guide tube passes through the third channel 54 in the third fixing assembly 50, a part of the guide tube passes through the fourth channel in the fourth fixing assembly 60, the third fixing assembly 50 and the fourth fixing assembly 60 are arranged at intervals along the height direction of the second cylinder 121, and a part of the guide tube between the third fixing assembly 50 and the fourth fixing assembly 60 is clamped by the second clamping position 711 to realize fixing. By providing the second transmission assembly 70, the strength and stability of catheter fixation are further improved.

It should be noted that the second clamping position 711 is a second notch structure disposed on the second seat 71, the second notch structure is communicated with a radial edge of the second seat 71, and a width of the second notch is smaller than a maximum diameter inside the second notch structure, when the catheter is matched with the second clamping position 711, the catheter can be placed into the second notch structure through an opening of the second notch structure after being pinched flat, and after the catheter is reset, the diameter of the catheter is larger than the opening width of the second notch structure, so that the catheter is limited, the catheter is prevented from falling off, and the fixing strength of the catheter is ensured.

Further, the third fixing assembly 50 further includes a third heating member and a third temperature measuring member, the third heating member is disposed on the third supporting seat 51 and is used for heating the third channel 54, and the third temperature measuring member is used for detecting the temperature in the third channel 54. Specifically, the third heating member sets up in third supporting seat 51, through starting the third heating member, realizes the heating to third passageway 54 to the realization heats pipe and the blood in the pipe, and then has guaranteed that the temperature of the blood of patient's blood purification back backward flow meets the requirements, avoids the patient adverse reaction to appear. In addition, the temperature in the third channel 54 is monitored in real time through the third temperature measuring part, when the blood in the conduit is lower than the preset temperature, the third heating part is controlled to be started, and when the blood in the conduit reaches the preset temperature, the third heating part stops working, so that the temperature of the blood in the conduit is effectively obtained in time.

It should be noted that the third temperature measuring element is a third temperature sensor, the third heating element is a third heating wire, the third heating wire is arranged in the third support seat 51, and the third support seat 51 and the third channel 54 are heated by electrifying.

Specifically, the fourth fixing assembly 60 further includes a fourth heating member and a fourth temperature measuring member, the fourth heating member is disposed on the fourth supporting seat and is used for heating the fourth channel, and the fourth temperature measuring member is used for detecting the temperature in the fourth channel. Specifically, the fourth heating member sets up in the fourth supporting seat, through starting the fourth heating member, realizes the heating to the fourth passageway to the realization heats the blood in pipe and the pipe, and then has guaranteed that the temperature of the blood of patient's blood purification back backward flow meets the requirements, avoids the patient adverse reaction to appear. In addition, the temperature in the fourth channel is monitored in real time through the fourth temperature measuring part, when the blood in the conduit is lower than the preset temperature, the fourth heating part is controlled to be started, and after the blood in the conduit reaches the preset temperature, the fourth heating part stops working, so that the temperature of the blood in the conduit is effectively obtained in time.

It should be pointed out that the fourth temperature measurement spare is fourth temperature sensor, and the fourth heating member is the fourth heater strip, and the fourth heater strip is built-in the fourth supporting seat, realizes heating fourth supporting seat and fourth passageway through the circular telegram.

Specifically, the third fixing assembly 50 further includes a third fastening member 53, the third fastening member 53 is engaged with the third supporting seat 51, and the third fastening member 53 is used for fixing the third supporting seat 51 with the second cylinder body. The third fastener 53 is a third bolt, and the third bolt is in threaded fit with the third supporting seat 51, and when the position of the third supporting seat 51 needs to be fixed, the third bolt is screwed, so that the free end of the third bolt abuts against the second cylinder body, and when the position of the third supporting seat 51 needs to be adjusted, the third bolt is unscrewed, so that the free end of the third bolt is separated from the second cylinder body. The third fastening piece 53 is simple in structure and convenient to operate, and convenience in the use process is effectively improved.

Specifically, the fourth fixing assembly 60 further includes a fourth fastener, the fourth fastener is engaged with the fourth support seat, and the fourth fastener is used for fixing the fourth support seat and the second cylinder rod. The fourth fastener is the fourth bolt, and fourth bolt and fourth supporting seat screw-thread fit, when needs are fixed with the position of fourth supporting seat, the fourth bolt of screwing for the free end of fourth bolt supports and leans on the second cylinder pole, when needs adjust the position of fourth supporting seat, the fourth bolt of unscrewing, make the free end of fourth bolt and fourth cylinder pole separation can. The fourth fastener is simple in structure and convenient to operate, and convenience in the using process is effectively improved.

It should be noted that the catheter fixing device 100 for blood purification further includes a controller 19, and the controller 19 is electrically connected to the first oil cylinder 112, the second oil cylinder 121, the first temperature measuring element, the second temperature measuring element, the third temperature measuring element, the fourth temperature measuring element, the first heating element, the second heating element, the third heating element, the fourth heating element, the massage device 17, and the like, respectively, so as to control the above components.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A catheter securement device for blood purification, comprising:

the bed body is provided with a first rear bed leg at the rear side;

2. The catheter fixing device for blood purification of claim 1, wherein the first rear bed leg comprises:

3. The catheter fixing device for blood purification according to claim 2, further comprising a second fixing member, the second fixing member comprising:

4. The catheter securement device for blood purification of claim 3, further comprising a first transfer assembly, the first transfer assembly comprising:

5. The catheter fixing device for blood purification according to claim 3, wherein the first fixing member further comprises a first heating member provided on the first support base and adapted to heat the first passage, and a first temperature measuring member adapted to detect a temperature in the first passage;

6. The catheter fixing device for blood purification according to claim 1, further comprising a third fixing member, the third fixing member comprising:

7. The catheter fixing device for blood purification of claim 6, wherein the second rear bed leg comprises:

8. The catheter fixing device for blood purification according to claim 7, further comprising a fourth fixing component, the fourth fixing component comprising:

9. The catheter securement device for blood purification of claim 8, further comprising a second transfer assembly, the second transfer assembly comprising:

10. The catheter fixing device for blood purification according to claim 6, wherein the third fixing member further comprises a third heating member and a third temperature measuring member, the third heating member is disposed on the third support base and is configured to heat the third channel, and the third temperature measuring member is configured to detect a temperature in the third channel;

and/or the third fixing assembly further comprises a third fastener, the third fastener is matched with the third supporting seat, and the third fastener is used for fixing the third supporting seat and the second cylinder body; and/or the fourth fixing assembly further comprises a fourth fastener, the fourth fastener is matched with the fourth supporting seat, and the fourth fastener is used for fixing the fourth supporting seat and the second cylinder rod.