CN220899242U

CN220899242U - Dialysis auxiliary device

Info

Publication number: CN220899242U
Application number: CN202321756439.8U
Authority: CN
Inventors: 张润
Original assignee: First Affiliated Hospital of Army Medical University
Current assignee: First Affiliated Hospital of Army Medical University
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-05-07
Anticipated expiration: 2033-07-06

Abstract

The utility model provides a dialysis auxiliary device, and belongs to the technical field of medical appliances. This kind of dialysis auxiliary device, including fixed establishment, adjustment mechanism, protection machanism and locking mechanical system, fixed establishment includes unable adjustment base, protection machanism includes the protection shield, the protection shield can slide at unable adjustment base's top, adjustment mechanism includes the spout, and the spout is seted up at unable adjustment base's top, the installation cavity has been seted up to unable adjustment base's inside, and the spout is connected with the installation cavity, the bottom of installation cavity slides there is the stopper, be connected with the pivot between stopper and the protection shield, the pivot slides in the inside of spout, the gear is installed in the outside of pivot, the rack is installed to one side of installation cavity, and gear and rack interlock each other, through adjustment mechanism's use, can also accomplish the regulation to the device position after fixing the device on the patient's arm, thereby reach and fix the effect to different patient's arm fast, the degree of difficulty of fixing is reduced.

Description

Dialysis auxiliary device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a dialysis auxiliary device.

Background

Hemodialysis is one of kidney replacement treatment modes of patients with acute and chronic renal failure, and is characterized in that in-vivo blood is drained to the outside of the body, and is subjected to substance exchange with electrolyte solution (dialysate) with similar concentration of an organism inside and outside the hollow fiber through a dialyzer consisting of innumerable hollow fibers, and the substances are removed from the body by virtue of dispersion, ultrafiltration, adsorption and convection principles, so that the balance of electrolyte and acid and alkali is maintained; at the same time, the whole process of removing excessive water from the body and reinfusion of the purified blood is called hemodialysis.

The Chinese patent publication No. CN213374264U discloses an auxiliary device for hemodialysis, which comprises a supporting plate and a plurality of blood collecting devices, wherein the supporting plate is arranged on the supporting plate, and the blood collecting devices are disclosed in the year 6 and 8 of 2021: a first fixing mechanism for fixing the support plate to the patient bed; a second fixing mechanism for fixing the blood vessel to the support plate; and a securing strap for securing the patient's wrist to the support plate. By adopting the auxiliary device for hemodialysis, the blood path tube and the wrist of a patient can be fixed on a patient bed, so that the condition that the puncture needle is pulled out from the hand of the patient is avoided; meanwhile, the hand lifting or bending actions of the patient can be limited, the occurrence of the condition of vascular rupture at the puncture needle is avoided, the safety of the patient in hemodialysis treatment is improved, and the hemodialysis treatment can be carried out more smoothly;

According to the technical scheme, the blood path tube and the wrist of the patient can be fixed on the patient bed, and the situation that the puncture needle is pulled out from the hand of the patient is avoided. However, in practical use, the scheme is applied to different patients, the arm lengths of the patients are not consistent, if the device is required to be fixed at a proper position on the arm of the patient, the device is fixed at a proper position on the arm of the patient, and then the device is fixed with a sickbed; or the position of the device is firstly compared according to the arm length of the patient, then the device is fixed on the patient bed, and finally the arm of the patient is fixed on the device, and no matter which fixing method is used, the fixing method can be laborious due to the influence of the weight of the device.

Disclosure of utility model

In order to remedy the above-mentioned drawbacks, the present utility model provides a dialysis assistance device.

The utility model is realized in the following way:

A dialysis auxiliary device comprises a fixing mechanism, an adjusting mechanism, a protecting mechanism and a locking mechanism;

the utility model provides a fixing mechanism includes unable adjustment base, adjustment mechanism includes the spout, just the spout is seted up at unable adjustment base's top, the installation cavity has been seted up to unable adjustment base's inside, just spout and installation cavity are linked together, the bottom of installation cavity is equipped with slidable stopper, protection mechanism includes the protection shield, the protection shield slidable sets up at unable adjustment base top, connect through the pivot between stopper and the protection shield, the pivot can slide in the inside of spout, the gear is installed in the outside of pivot, the rack is installed to one side of installation cavity, just gear and rack interlock each other.

The device has the advantages that after the device is fixed on a patient bed, the position of the protective plate on the fixed base can be changed by sliding the rotating shaft in the sliding groove, so that the distance between the protective plate and a patient can be adjusted, the distance can meet the arm lengths of different patients, the fixed base and the sickbed can be directly fixed when the device is actually used, the patient's arm is placed on the protective plate, and then the position of the protective plate is adjusted, so that the patient's arm feels comfortable, and the adjustment mode does not need to compare the length of the patient's arm before installation, and can adjust the position of the protective plate in real time according to the reaction of the patient.

Further, the locking mechanism comprises a locking rod, a slide hole and a limit hole are respectively formed in the protection plate and the gear, the locking rod is in sliding connection with the slide hole, the locking rod and the limit hole are mutually clamped, a connecting plate is arranged at the top of the locking rod, and a spring is connected between the connecting plate and the protection plate.

Adopt the beneficial effect of above-mentioned further scheme, when the protection shield removes, can drive the gear and remove, through the use of rack for rotatory condition appears in the gear that moves, when the locking lever passes slide hole and spacing Kong Xiangyao, just can restrict the rotation of gear, make the protection shield fix on unable adjustment base, when lifting the connecting plate, just can make locking lever and spacing hole separation, thereby make the protection shield resume the removal, and the use of spring can make the connecting plate that does not receive external force reset, thereby make the protection shield be in the state of locking under natural state.

Further, two limiting holes are symmetrically arranged and are respectively positioned on two sides of the rotating shaft, and the limiting holes are positioned under the sliding grooves.

The beneficial effect of adopting above-mentioned further scheme is, through the restriction to spacing hole position, can reduce the quantity to unable adjustment base's top fluting.

Furthermore, the bottom of installation cavity has seted up the spacing groove, stopper and spacing groove sliding connection, just the cross-section of spacing groove and stopper is trapezoidal.

The adoption of the further scheme has the beneficial effects that the limiting block can only move in the limiting groove through limiting the shapes of the limiting groove and the limiting block, so that the gear always keeps a meshed state with the rack.

Further, the first recess has been seted up at the top of protection shield, and one side of first recess is installed first fixed strip, first magic subsides are installed to the other end of first fixed strip, and first magic subsides can paste the top of protection shield.

The blood vessel fixing device has the beneficial effects that the first groove can contain the blood vessel, and the first fixing strip can fix the blood vessel in the first groove after being fixed with the protection plate.

Further, the second recess has been seted up at the top of protection shield, and the second fixed strip is installed to one side of second recess, the second magic subsides are installed to the other end of second fixed strip, and the second magic subsides can paste on the protection shield.

The beneficial effect of adopting above-mentioned further scheme is, the arm of patient can be held to the second recess, and the second fixed strip just can fix the arm in the second recess after fixed with the protection shield to restrict the patient and make the action of raising one's hand or bending one's hand, avoided the condition emergence that the blood vessel of pjncture needle department breaks, improved the security when the patient carries out hemodialysis treatment, make hemodialysis treatment can go on more smoothly.

Further, the backup pad is installed to unable adjustment base's bottom, the bottom side of backup pad is equipped with the butt plate, the mounting groove has been seted up to the side of backup pad, just rotatable threaded rod is installed through the bearing to the inside of mounting groove, the regulating block is installed in the outside of threaded rod, the regulating block can slide in the inside of mounting groove, the regulating block is connected with the butt plate, the knob is installed at unable adjustment base's top, just knob and threaded rod are connected.

The technical scheme has the advantages that the knob is rotated, the threaded rod can be driven to rotate, and the abutting plate can be drawn close to the fixed base by rotating the threaded rod, so that handrails of a sickbed can be clamped, and the device is fixed at the handrails of the sickbed.

Furthermore, a plurality of fork openings are formed in one side of the retaining plate, and third grooves are formed in the top of the retaining plate and the bottom of the fixing base.

The adoption of the further scheme has the beneficial effects that because a plurality of vertical metal strips exist between the armrests of the sickbed and the sickbed, the metal strips can be moved into the fork through the use of the fork, so that the retaining plate can be placed under the armrests, and the armrests are mostly cylindrical, therefore, through the use of the third grooves, the contact area of the retaining plate and the fixing base can be increased, and the stability of the device after fixing is further improved.

The beneficial effects of the utility model are as follows: according to the dialysis auxiliary device obtained through the design, after the device is fixed on a patient bed, the position of the protective plate on the fixed base can be changed through sliding of the rotating shaft in the sliding groove, so that the distance between the protective plate and a patient can be adjusted, the distance can meet the arm lengths of different patients, the fixed base and the patient bed can be directly fixed when the device is actually used, the arm of the patient is placed on the protective plate, and then the position of the protective plate is adjusted to enable the arm of the patient to feel comfortable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed to be practical in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and that other related drawings can be obtained according to these drawings without the inventive effort of a person skilled in the art.

Fig. 1 is a schematic perspective view of a first perspective view of a dialysis assistance apparatus according to the present utility model;

fig. 2 is a schematic view of a second perspective structure of a dialysis assistance apparatus according to the present utility model;

fig. 3 is a schematic perspective view showing a first internal structure of a dialysis assistance apparatus according to the present utility model;

Fig. 4 is a schematic perspective view showing a second internal structure of the dialysis assistance apparatus according to the present utility model;

fig. 5 is a schematic view of a partially exploded perspective view of a dialysis assistance apparatus according to the present utility model.

In the figure: 100. a fixing mechanism; 1001. a support plate; 1002. a mounting groove; 1003. a fixed base; 1004. a retaining plate; 1005. a threaded rod; 1006. an adjusting block; 1007. a knob; 1008. a fork; 1009. a third groove; 200. an adjusting mechanism; 2001. a chute; 2002. a mounting cavity; 2003. a limit groove; 2004. a gear; 2005. a rack; 2006. a rotating shaft; 2007. a limiting block; 300. a protection mechanism; 3001. a protective plate; 3002. a first groove; 3003. a second groove; 3004. a first fixing strip; 3005. a second fixing strip; 400. a locking mechanism; 4001. a limiting hole; 4002. a slide hole; 4003. a locking lever; 4004. a spring; 4005. and (5) connecting a plate.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

The utility model provides the following technical scheme: as shown in fig. 1 to 5, the device comprises a fixing mechanism 100, an adjusting mechanism 200, a protection mechanism 300 and a locking mechanism 400, wherein the fixing mechanism 100 comprises a fixing base 1003, the adjusting mechanism 200 comprises a sliding groove 2001, the sliding groove 2001 is formed in the top of the fixing base 1003, an installation cavity 2002 is formed in the fixing base 1003, the sliding groove 2001 is communicated with the installation cavity 2002, a slidable limiting block 2007 is arranged at the bottom of the installation cavity 2002, the protection mechanism 300 comprises a protection plate 3001, the protection plate 3001 is slidably arranged at the top of the fixing base 1003, the limiting block 2007 is connected with the protection plate 3001 through a rotating shaft 2006, the rotating shaft 2006 can slide in the sliding groove 2001, a gear 2004 is installed on the outer side of the rotating shaft 2006, a rack 2005 is installed on one side of the installation cavity 2002, and the gear 2004 and the rack 2005 are mutually meshed. After the device is fixed on a patient bed, the position of the protective plate 3001 on the fixed base 1003 can be changed by sliding the rotating shaft 2006 in the sliding groove 2001, so that the distance between the protective plate 3001 and a patient can be adjusted, the distance can meet the arm lengths of different patients, the fixed base 1003 and a sickbed can be directly fixed in actual use, the patient's arm is placed on the protective plate 3001, and then the position of the protective plate 3001 is adjusted, so that the patient's arm feels comfortable.

In this embodiment, a limiting groove 2003 is formed at the bottom of the mounting cavity 2002, a limiting block 2007 is slidably connected with the limiting groove 2003, and the cross sections of the limiting groove 2003 and the limiting block 2007 are trapezoidal, so as to avoid falling off during sliding.

The top of protection shield 3001 has seted up first recess 3002, and first fixed strip 3004 is installed to one side of first recess 3002, and first magic subsides are installed to the other end of first fixed strip 3004, and first magic subsides can paste the top of protection shield 3001, and first recess 3002 can be used to place pipelines such as blood way pipe to it is fixed through first fixed strip 3004. The top of protection board 3001 has still seted up second recess 3003, and second fixed strip 3005 is installed to one side of second recess 3003, and the second magic subsides are installed to the other end of second fixed strip 3005, and the second magic subsides can paste on protection board 3001, and second recess 3003 can be used to place patient's arm to it is fixed through second fixed strip 3005.

Referring to fig. 1 to 5, specifically, the locking mechanism 400 includes a locking lever 4003, a slide hole 4002 and a limit hole 4001 are respectively provided on a protection plate 3001 and a gear 2004, the locking lever 4003 is slidably connected with the slide hole 4002, the locking lever 4003 is engaged with the limit hole 4001, a connection plate 4005 is provided on the top of the locking lever 4003, and a spring 4004 is connected between the connection plate 4005 and the protection plate 3001. When the protection plate 3001 moves, the gear 2004 is driven to move, the gear 2004 in movement rotates through the use of the rack 2005, when the locking rod 4003 passes through the sliding hole 4002 and is meshed with the limiting hole 4001, the rotation of the gear 2005 can be limited, the protection plate 3001 is fixed on the fixed base 1003, when the connection plate 4005 is lifted up, the locking rod 4003 can be separated from the limiting hole 4001, the protection plate 3001 is restored to move, and the connection plate 4005 which is not subjected to external force can be reset through the use of the spring 4004, so that the protection plate 3001 is in a locked state in a natural state.

Referring to fig. 1 to 5, specifically, a support plate 1001 is mounted at the bottom of a fixing base 1003, a retaining plate 1004 is provided at the bottom side of the support plate 1001, a mounting groove 1002 is provided at the side of the support plate 1001, a rotatable threaded rod 1005 is mounted in the mounting groove 1002 through a bearing, an adjusting block 1006 is mounted on the outer side of the threaded rod 1005, the adjusting block 1006 can slide in the mounting groove 1002, the adjusting block 1006 is connected with the retaining plate 1004, a knob 1007 is mounted at the top of the fixing base 1003, and the knob 1007 is connected with the threaded rod 1005. The knob 1007 is rotated to drive the threaded rod 1005 to rotate, and the rotation of the threaded rod 1005 can make the retaining plate 1004 close to the fixing base 1003, so that the armrests of the sickbed can be clamped, and the device is fixed at the armrests of the sickbed.

Specifically, a plurality of turnouts 1008 are formed on one side of the retaining plate 1004, and a third groove 1009 is formed on the top of the retaining plate 1004 and the bottom of the fixing base 1003, and because a plurality of vertical metal strips exist between the armrests of the sickbed and the sickbed, the metal strips can be moved into the turnouts 1008 through the use of the turnouts 1008, so that the retaining plate 1004 can be placed under the armrests, and the armrests are mostly cylindrical, and therefore, through the use of the third groove 1009, the contact area between the retaining plate 1004 and the fixing base 1003 and the contact area of the retaining plate 1003 can be improved, and further the stability of the device after fixing is improved.

Specifically, the operating principle of the dialysis auxiliary device is as follows: when the fixing device is used, the retaining plate 1004 is placed right below the armrests, the knob 1007 is rotated to drive the threaded rod 1005 to rotate, the threaded rod 1005 rotates to enable the retaining plate 1004 to be close to the fixing base 1003, therefore the armrests of a sickbed can be clamped, the device is fixed at the armrests of the sickbed, then the arm of a patient can be placed on the protecting plate 3001, when the connecting plate 4005 is lifted, the locking rod 4003 can be separated from the limiting hole 4001, then the protecting plate 3001 is moved to enable the arm of the patient to feel comfortable, the connecting plate 4005 is loosened, the locking rod 4003 penetrates through the sliding hole 4002 to be meshed with the limiting hole 4001, the arm is fixed in the second groove 3003 by the aid of the second fixing strip 3005, and after the puncture needle is inserted into the arm, the blood vessel can be fixed in the first groove 3002 by the aid of the first fixing strip 3004.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A dialysis assistance device, characterized by comprising a fixing mechanism (100), an adjusting mechanism (200), a protecting mechanism (300) and a locking mechanism (400);

The fixing mechanism (100) comprises a fixing base (1003), the adjusting mechanism (200) comprises a sliding groove (2001), the sliding groove (2001) is formed in the top of the fixing base (1003), an installation cavity (2002) is formed in the fixing base (1003), the sliding groove (2001) is communicated with the installation cavity (2002), a sliding limiting block (2007) is arranged at the bottom of the installation cavity (2002), the protecting mechanism (300) comprises a protecting plate (3001), the protecting plate (3001) is slidably arranged at the top of the fixing base (1003), the limiting block (2007) is connected with the protecting plate (3001) through a rotating shaft (2006), the rotating shaft (2006) can slide in the sliding groove (2001), a gear (2004) is arranged on the outer side of the rotating shaft (2006), a rack (2005) is arranged on one side of the installation cavity (2002), and the gear (2004) and the rack (2005) are mutually meshed.

2. The dialysis assistance device according to claim 1, wherein the locking mechanism (400) comprises a locking lever (4003), a slide hole (4002) and a limit hole (4001) are respectively formed in the protective plate (3001) and the gear (2004), the locking lever (4003) is slidably connected with the slide hole (4002), the locking lever (4003) and the limit hole (4001) are mutually clamped, a connecting plate (4005) is arranged at the top of the locking lever (4003), and a spring (4004) is connected between the connecting plate (4005) and the protective plate (3001).

3. The dialysis assistance device according to claim 2, wherein two limiting holes (4001) are symmetrically provided and are respectively located at both sides of the rotating shaft (2006), and the limiting holes (4001) are located directly below the sliding groove (2001).

4. The dialysis assistance device according to claim 1, wherein a limiting groove (2003) is formed in the bottom of the installation cavity (2002), the limiting block (2007) is slidably connected with the limiting groove (2003), and the cross sections of the limiting groove (2003) and the limiting block (2007) are trapezoidal.

5. The dialysis assistance device according to claim 1, wherein a first groove (3002) is provided at the top of the protective plate (3001), and a first fixing strip (3004) is mounted at one side of the first groove (3002), and a first velcro is mounted at the other end of the first fixing strip (3004) and can be adhered to the top of the protective plate (3001).

6. The dialysis assistance device according to claim 5, wherein a second groove (3003) is provided at the top of the protective plate (3001), and a second fixing strip (3005) is mounted on one side of the second groove (3003), and a second velcro is mounted on the other end of the second fixing strip (3005) and can be adhered to the protective plate (3001).

7. The dialysis assistance device according to claim 1, characterized in that the bottom of the fixing base (1003) is provided with a supporting plate (1001), the bottom side of the supporting plate (1001) is provided with a retaining plate (1004), the side of the supporting plate (1001) is provided with a mounting groove (1002), the inside of the mounting groove (1002) is provided with a rotatable threaded rod (1005) through a bearing, the outside of the threaded rod (1005) is provided with an adjusting block (1006), the adjusting block (1006) can slide in the inside of the mounting groove (1002), the adjusting block (1006) is connected with the retaining plate (1004), the top of the fixing base (1003) is provided with a knob (1007), and the knob (1007) is connected with the threaded rod (1005).

8. The dialysis assistance device according to claim 7, wherein a plurality of fork joints (1008) are provided on one side of the abutment (1004), and a third groove (1009) is provided on the top of the abutment (1004) and the bottom of the fixing base (1003).