CN217066509U

CN217066509U - Tourniquet for hemodialysis

Info

Publication number: CN217066509U
Application number: CN202123205337.0U
Authority: CN
Inventors: 刘艳; 黄永杰; 许晖; 李玮; 朱林洁
Original assignee: SHANGHAI SONGJIANG DISTRICT CENTRAL HOSPITAL
Current assignee: SHANGHAI SONGJIANG DISTRICT CENTRAL HOSPITAL
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-07-29
Anticipated expiration: 2031-12-16

Abstract

The utility model belongs to the technical field of the tourniquet, and a tourniquet is used to blood circulation is disclosed, including the fixed body, the left end fixed mounting of the fixed body has the timer, the upper end fixed mounting of timer has the time display, the lower extreme fixed mounting of timer has the amortization key, the middle part swing joint of the fixed body has the pivot, the fixed slot has been seted up to the left end of the fixed body, the middle part activity joint of fixed slot has the dead lever. The utility model discloses a lower extreme of adjustment timer is located the puncture point top, utilizes the gravity of timer to press the puncture point for the patient can press the puncture point without manual, after adjust the left end of removal area below and the right-hand member joint position to suitable position behind the fixed band below, ensure to remove area and fixed band and patient's forearm laminating, effectively press the puncture point, later wait to press down the amortization key after the timer rings and close the suggestion after adjust the tourniquet can.

Description

Tourniquet for hemodialysis

Technical Field

The utility model belongs to the technical field of the tourniquet, specifically a tourniquet is used to blood thoroughly.

Background

Tourniquet hemostasis is a simple and effective hemostasis method used for emergency treatment of extremity major hemorrhage, and achieves the purpose of hemostasis by compressing blood vessels to block blood circulation, but if the tourniquet is improperly used or used for too long time, the tourniquet can cause the problems of ischemia, necrosis and the like of the far-end limb.

Some patients who have arteriovenous internal fistula are often bleed greatly because of pressing the puncture point time inadequately after carrying out hemodialysis, and some patients can forget to relax and lead to arteriovenous internal fistula to block because of pressing the puncture point time overlength, need to perform the operation again and repair, can bring great misery for the patient.

The blood of arteriovenous internal fistula patient need use the tourniquet to stanch after going on the blood and pass through, and different patients' blood coagulation function is a bit different, therefore need relax the number of times different when using the tourniquet to stanch, but present tourniquet patient one hand operation inconvenience when needs relax, need turn to other people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, the utility model provides a tourniquet is used to blood thoroughly has and can remind the patient to press down time and tourniquet and relax convenient advantage.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tourniquet is used thoroughly in blood, includes the fixed body, the left end fixed mounting of the fixed body has the timer, the upper end fixed mounting of timer has the time display, the lower extreme fixed mounting of timer has the amortization key, the middle part swing joint of the fixed body has the pivot, the fixed slot has been seted up to the left end of the fixed body, the middle part activity joint of fixed slot has the dead lever, the left end fixed mounting of dead lever has the rotor plate, the right-hand member fixed mounting of rotor plate has the gag lever post, spacing groove and spring groove have been seted up to the left end of pivot, the right-hand member fixed mounting in spring groove has return spring.

As a preferred technical scheme of the utility model, the right-hand member fixedly connected with of the pivot of rotor plate removes the area, the left end fixedly connected with fixed band of timer, shifting chute and joint groove have been seted up at the middle part of fixed band, the left end of removing the area runs through there is flexible groove, the middle part fixed mounting in flexible groove has the fixed block, the front end fixed mounting of fixed block has the location body, the middle part fixed mounting of fixed band has spacing shell fragment, through the moving range of the fixed block restriction location body at flexible groove middle part.

As a preferred technical scheme of the utility model, the upper end fixed mounting of timer has clear button, timing button and switch button, the timer (not very heavy), its lower extreme fixed mounting has the non-woven fabrics, dead lever and fixed slot activity joint, fixed slot and dead lever all have threely and are "Y" style of calligraphy and distribute, clear button, timing button and switch button through timer upper end fixed mounting, make things convenient for the patient to use, through timer lower extreme fixed mounting's non-woven fabrics for the timer can directly be pressed in puncture point department, utilize the gravity of timer self to press down puncture point, make things convenient for the patient, through the position of fixed slot and dead lever, make the joint of fixed slot and dead lever firm, thereby restrict the position relatively fixed of rotor plate and fixed body.

As a preferred technical scheme of the utility model, the limiting rod is movably clamped inside the limiting groove, the left and right ends of the return spring are respectively fixedly connected with the rotating plate and the rotating shaft, the limiting groove and the limiting rod are respectively three and distributed in a Y shape, the length value of the limiting rod is twice of the length value of the fixed rod, the limiting groove is movably clamped inside the limiting groove through the limiting rod, so that the limiting groove is not disconnected with the limiting rod, namely the rotating plate and the rotating shaft are not disconnected, the return spring is respectively fixedly connected with the rotating plate and the rotating shaft, the rotating plate can return to the original position by the pulling force of the return spring when not subjected to external force, the rotating plate can drive the rotating shaft to rotate through the positions of the limiting groove and the limiting rod, the length value of the limiting rod is twice of the length value of the fixed rod, so that the limiting groove is still connected with the limiting rod after the fixed rod is disconnected with the fixed groove, so that the rotating plate can drive the rotating shaft to rotate.

As a preferred technical scheme of the utility model, fixed band and removal area are silica gel and make, shifting chute and joint groove link up mutually, joint groove, location body and spacing shell fragment all with the horizontal axis symmetric distribution of fixed band, make by silica gel through fixed band and removal area for fixed band and removal area can reduce the injury to the patient, all with the horizontal axis symmetric distribution of fixed band through joint groove, location body and spacing shell fragment, make the joint in location body and joint groove firm.

As a preferred technical scheme of the utility model, the location body comprises spring and spheroid, spacing shell fragment is located the right-hand member in joint groove, location body and joint groove activity joint, the shifting chute is "T" style of calligraphy and middle part swing joint has the removal area, through the constitution of the location body for the location body can be in the inside removal in shifting chute, is located the right-hand member in joint groove through spacing shell fragment, makes spacing shell fragment can help location body and joint groove joint, through location body and joint groove activity joint, makes the removal area can change the position with the fixed band joint, is "T" style of calligraphy and middle part swing joint through the shifting chute and has the removal area, makes the fixed band can not break off with the connection in removal area, reduces the condition that the tourniquet dropped and damaged and takes place.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a patient can set up the hemostasis time that needs and relax the number of times according to the button of timer upper end, later wear the tourniquet to internal fistula department, the lower extreme of adjustment timer is located the point of puncture top, utilize the gravity of timer to press down the point of puncture, make the patient can not press down the point of puncture manually, later position to suitable position after adjusting the left end of removing the area below and the right-hand member joint of fixed band below, ensure to remove area and fixed band and patient's forearm laminating, effectively press down the point of puncture, later wait after the timer rings, press the amortization key and close the suggestion after adjust the tourniquet can.

2. The utility model discloses a stimulate the rotor plate left, make dead lever and fixed slot disconnection, rotor plate and fixed body disconnection promptly, later remove the rotor plate, make the spacing groove of rotor plate right-hand member drive the pivot and rotate, the rotation by the pivot drives the middle part that removes the area winding to the shifting chute again, when the shifting chute winding removes the area, can stimulate the joint in location body disconnection and joint groove, later remove to the right-hand member of fixed band, make the space between the fixed body and the removal area increase, reduce the pressing force to patient's arm promptly, make the elasticity that the patient can singlehanded adjustment tourniquet, make things convenient for the patient to use.

Drawings

FIG. 1 is a schematic view of the whole structure of the present invention;

FIG. 2 is a cross-sectional view of the fixing body of the present invention;

FIG. 3 is a cross-sectional view of the rotating shaft of the present invention;

fig. 4 is a sectional view of the fixing band of the present invention;

fig. 5 is an enlarged schematic view of fig. 4 at a according to the present invention.

In the figure: 1. a fixed body; 2. a timer; 3. a time display; 4. a mute key; 5. a rotating shaft; 6. fixing grooves; 7. fixing the rod; 8. a rotating plate; 9. a limiting groove; 10. a limiting rod; 11. a return spring; 12. a spring slot; 13. a moving belt; 14. fixing belts; 15. a moving groove; 16. a clamping groove; 17. a telescopic groove; 18. a fixed block; 19. a positioning body; 20. spacing shell fragment.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the utility model provides a tourniquet is used thoroughly to blood, including the fixed body 1, the left end fixed mounting of the fixed body 1 has timer 2, the upper end fixed mounting of timer 2 has time display 3, the lower extreme fixed mounting of timer 2 has hush key 4, the middle part swing joint of the fixed body 1 has pivot 5, fixed slot 6 has been seted up to the left end of the fixed body 1, the middle part activity joint of fixed slot 6 has dead lever 7, the left end fixed mounting of dead lever 7 has rotor plate 8, the right-hand member fixed mounting of rotor plate 8 has gag lever post 10, spacing groove 9 and spring groove 12 have been seted up to the left end of pivot 5, the right-hand member fixed mounting of spring groove 12 has return spring 11.

Wherein, the right-hand member fixedly connected with of the pivot 5 of rotor plate 8 removes area 13, the left end fixedly connected with fixed band 14 of timer 2, shifting chute 15 and joint groove 16 have been seted up at the middle part of fixed band 14, the left end of removing area 13 runs through there is flexible groove 17, the middle part fixed mounting of flexible groove 17 has fixed block 18, the front end fixed mounting of fixed block 18 has location body 19, the middle part fixed mounting of fixed band 14 has spacing shell fragment 20, fixed block 18 through flexible groove 17 middle part restricts the displacement range of location body 19.

Wherein, the upper end fixed mounting of timer 2 has the clear button, time button and switch button, the lower extreme fixed mounting of timer 2 has the non-woven fabrics, dead lever 7 and 6 activity joint of fixed slot, fixed slot 6 and dead lever 7 all have threely and are "Y" style of calligraphy and distribute, clear button through 2 upper end fixed mounting of timer, time button and switch button, make things convenient for the patient to use, non-woven fabrics through 2 lower extreme fixed mounting of timer, make timer 2 can directly press down in puncture point department, utilize the gravity of timer 2 self to press down puncture point, make things convenient for the patient, position through fixed slot 6 and dead lever 7, make the joint of fixed slot 6 and dead lever 7 firm, thereby restriction rotor plate 8 and the position relatively fixed of the fixed body 1.

Wherein, the limiting rod 10 is movably clamped inside the limiting groove 9, the left and right ends of the return spring 11 are respectively fixedly connected with the rotating plate 8 and the rotating shaft 5, the limiting groove 9 and the limiting rod 10 are respectively provided with three parts which are distributed in a Y shape, the length value of the limiting rod 10 is twice of the length value of the fixed rod 7, the limiting rod 10 is movably clamped inside the limiting groove 9, so that the limiting groove 9 can not be disconnected with the limiting rod 10, namely the rotating plate 8 and the rotating shaft 5 can not be disconnected, the return spring 11 is respectively fixedly connected with the rotating plate 8 and the rotating shaft 5, the rotating plate 8 can return to the original position by the pulling force of the return spring 11 when not being subjected to external force, the rotating plate 8 can drive the rotating shaft 5 to rotate by the positions of the limiting groove 9 and the limiting rod 10, the length value of the limiting rod 10 is twice of the length value of the fixed rod 7, so that the limiting groove 9 is still connected with the limiting rod 10 after the fixed rod 7 is disconnected with the fixed groove 6, so that the rotating plate 8 can drive the rotating shaft 5 to rotate.

Wherein, fixed band 14 and removal area 13 are silica gel and make, moving groove 15 and joint groove 16 link up mutually, joint groove 16, location body 19 and spacing shell fragment 20 all with the horizontal axis symmetric distribution of fixed band 14, make by silica gel through fixed band 14 and removal area 13, make fixed band 14 and removal area 13 can reduce the injury to the patient, through joint groove 16, location body 19 and spacing shell fragment 20 all with the horizontal axis symmetric distribution of fixed band 14, make the joint of location body 19 and joint groove 16 firm.

Wherein, the location body 19 comprises spring and spheroid, spacing shell fragment 20 is located the right-hand member in joint groove 16, location body 19 and the 16 activity joint in joint groove, the shift chute 15 is "T" style of calligraphy and middle part swing joint has the removal area 13, constitute through the location body 19, make the location body 19 can be at the inside removal of shift chute 15, the right-hand member that is located joint groove 16 through spacing shell fragment 20, make spacing shell fragment 20 can help location body 19 and the 16 joint in joint groove, through location body 19 and the 16 activity joint in joint groove, make the removal area 13 can change the position with fixed band 14 joint, it has the removal area 13 to be "T" style of calligraphy and middle part swing joint through the shift chute 15, make fixed band 14 and the connection of removing area 13 can not break off, reduce the condition that the tourniquet dropped and damaged and take place.

The utility model discloses a theory of operation and use flow:

when the tourniquet is used, a patient sets required hemostasis time and relaxation times according to a button at the upper end of a timer 2, then wears the tourniquet to an internal fistula, adjusts the lower end of the timer 2 to be positioned above a puncture point, presses the puncture point by utilizing the gravity of the timer 2, enables the patient to be free from manually pressing the puncture point, then adjusts the clamped position of the left end below a movable belt 13 and the right end below a fixed belt 14 to a proper position, ensures that the movable belt 13 and the fixed belt 14 are attached to the forearm of the patient, effectively presses the puncture point, then waits for the timer 2 to sound, presses a mute key 4 to close a prompt, then pulls a rotating plate 8 leftwards, enables a fixed rod 7 and a fixed groove 6 to be disconnected, namely the rotating plate 8 and a fixed body 1 to be disconnected, then moves the rotating plate 8, enables a limit groove 9 at the right end of the rotating plate 8 to drive a rotating shaft 5 to rotate, the rotation of again by pivot 5 drives the middle part that removes area 13 winding to shifting chute 15, when shifting chute 15 winding removes area 13, can stimulate 19 disconnections of locating body and joint groove 16's joint, later remove to the right-hand member of fixed band 14, make the space increase between the fixed body 1 and the removal area 13, reduce the pressing force to patient's internal fistula promptly, the spacing shell fragment 20 of the removal in-process that pulls the removal area 13 again can play the cushioning effect to the removal that removes area 13, it takes place to reduce the one-time too much condition of stretching of removal area 13.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A tourniquet for hemodialysis, comprising a fixing body (1), characterized in that: the utility model discloses a safety protection device for a motor vehicle, including the fixed body (1), the left end fixed mounting of the fixed body (1) has timer (2), the upper end fixed mounting of timer (2) has time display (3), the lower extreme fixed mounting of timer (2) has amortization key (4), the middle part swing joint of the fixed body (1) has pivot (5), fixed slot (6) have been seted up to the left end of the fixed body (1), the middle part movable joint of fixed slot (6) has dead lever (7), the left end fixed mounting of dead lever (7) has rotor plate (8), the right-hand member fixed mounting of rotor plate (8) has gag lever post (10), spacing groove (9) and spring groove (12) have been seted up to the left end of pivot (5), the right-hand member fixed mounting of spring groove (12) has return spring (11).

2. A tourniquet for hemodialysis according to claim 1, further comprising: the utility model discloses a timer, including rotor plate (8), the right-hand member fixedly connected with of pivot (5) of rotor plate (8) removes area (13), the left end fixedly connected with fixed band (14) of timer (2), shifting chute (15) and joint groove (16) have been seted up at the middle part of fixed band (14), the left end of removing area (13) runs through flexible groove (17), the middle part fixed mounting in flexible groove (17) has fixed block (18), the front end fixed mounting of fixed block (18) has locating body (19), the middle part fixed mounting of fixed band (14) has spacing shell fragment (20).

3. A tourniquet for hemodialysis according to claim 1, further comprising: the upper end fixed mounting of timer (2) has clear away button, timing button and switch button, the lower extreme fixed mounting of timer (2) has the non-woven fabrics, dead lever (7) and fixed slot (6) activity joint, fixed slot (6) and dead lever (7) all have three and are "Y" style of calligraphy and distribute.

4. A tourniquet for hemodialysis according to claim 1, further comprising: gag lever post (10) activity joint is in the inside of spacing groove (9), both ends respectively with rotor plate (8) and pivot (5) fixed connection about return spring (11), spacing groove (9) and gag lever post (10) all have three and are "Y" style of calligraphy and distribute, the length value of gag lever post (10) is the twice of dead lever (7) length value.

5. A tourniquet for hemodialysis according to claim 2, further comprising: the fixing belt (14) and the moving belt (13) are made of silica gel, the moving groove (15) is communicated with the clamping groove (16), and the clamping groove (16), the positioning body (19) and the limiting elastic sheet (20) are symmetrically distributed along the transverse central axis of the fixing belt (14).

6. A tourniquet for hemodialysis according to claim 2, further comprising: the utility model discloses a joint, including the locating body (19), spacing shell fragment (20), joint groove (16), locating body (19) comprises spring and spheroid, spacing shell fragment (20) is located the right-hand member in joint groove (16), locating body (19) and joint groove (16) activity joint, shifting chute (15) are "T" style of calligraphy and middle part swing joint have removal area (13).