CN217366909U

CN217366909U - Detachable anti-pulling fixing device

Info

Publication number: CN217366909U
Application number: CN202121213745.8U
Authority: CN
Inventors: 马蕊
Original assignee: Xuanwu Hospital
Current assignee: Xuanwu Hospital
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2022-09-06
Anticipated expiration: 2031-06-01

Abstract

The utility model relates to a can dismantle and prevent pulling out fixing device, it is including the outer shell portion that is used for wrapping up interim pacemaker main part mechanism, a binding portion for be fixed in outer shell portion detachably on user's the limbs, a storage section for providing storage space, a wire clamping part that is used for preventing that the electrode wire from pulling out the portion and being used for fixed electrode wire that the kneck breaks away from with electrode interface unit, a serial communication port, outer shell portion has corresponding electrode through-hole in the position reservation of the positive electrode interface and the negative electrode interface that correspond to interim pacemaker, at least one side at the electrode through-hole is provided with prevents pulling out the bayonet socket, prevent pulling out portion be provided with on the positive electrode connecting seat and/or the negative electrode connecting seat of electrode wire with prevent pulling out bayonet socket matched with prevent pulling out bayonet socket hook mechanism, wherein, prevent pulling out bayonet hook mechanism can with prevent pulling out bayonet socket detachably and be connected.

Description

Detachable anti-pulling fixing device

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a can dismantle and prevent pulling out fixing device.

Background

In the medical field, after a cardiac surgery is performed on a patient, various kinds of arrhythmia and cardiac insufficiency are often caused in the patient, and in the case of such a situation, if a treatment is performed only by a drug, the effect is sometimes not satisfactory.

In the prior art, the temporary cardiac pacemaker has the effect of maintaining the normal heart rate, can simplify medication, promote effective cardiac output, maintain hemodynamic stability and help patients to spend the operative period.

However, when the temporary cardiac pacemaker used in the prior art performs cardiac pacing, pacing failure of the temporary cardiac pacemaker due to problems such as untight connection and separation of a lead often occurs, and the treatment effect is affected.

CN 204684453U discloses a temporary pacemaker wire fixing device, belongs to medical auxiliary articles for use field. The temporary pacemaker lead fixing device comprises a axially symmetric belt body, wherein the belt body comprises a covering belt and a base belt which is connected with the covering belt and used for being adhered to the skin of a patient, one end of the base belt is provided with a first through hole, the other end of the base belt is provided with a restraining piece, and the other surface of the base belt is provided with a first adhesive layer which starts from the edge of the first through hole and extends to the other end of the base belt; a second adhesive layer is arranged on one surface of the covering belt, which is positioned on the same side as the first adhesive layer, and extends from one end of the covering belt to the other end of the covering belt; the cover belt and one end of the base belt close to the first through hole are transparent.

CN 209437891U discloses a fixing device of a cardiac temporary pacemaker pacing electrode and a pacing lead, which relates to the technical field of medical treatment and comprises: a flexible base; the bottom surface of the flexible base is provided with an adhesive layer for fixing the flexible base on the body surface of a patient; the top surface of the flexible base is provided with a first fixing sleeve and a second fixing sleeve, and the first fixing sleeve and the second fixing sleeve are arranged at intervals; the first fixing sleeve and the second fixing sleeve are used for fixedly sleeving a pacing electrode and a pacing lead clamp of the temporary cardiac pacemaker. In the technical scheme, after the fixing device is used for fixing the pacing electrode and the pacing lead of the temporary cardiac pacemaker, the problem of pacing failure caused by the problems of untight connection, separation and the like of the lead of the temporary cardiac pacemaker can be effectively solved, so that the pacing operation is smoother.

The technical scheme of the prior art relates to the fixation of the electrode lead on the body of a user, but does not solve the problem that the electrode lead is easy to separate from the interface connected with the electrode interface unit, and cannot well solve the problem that the temporary pacemaker is fixed on the limb of the user.

Furthermore, on the one hand, due to the differences in understanding to those skilled in the art; on the other hand, since the applicant has studied a lot of documents and patents at the time of making the present invention, but not the space to list all details and contents in detail, this is by no means the characteristic features of the prior art which the present invention does not have, on the contrary the present invention has possessed all the characteristics of the prior art, and the applicant reserves the right to increase the related prior art in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model is not enough to prior art, the utility model aims to solve is the fixed problem of the main part mechanism of interim pacemaker, electrode interface and electrode wire to through setting up outer shell portion, binding portion, storage portion, preventing the mode of pulling out portion and double-layered line portion, so that can dismantle prevent pulling out fixing device and can be respectively to the fixed of main part mechanism, electrode interface and electrode wire, thereby when the medical personnel of being convenient for operate, promoted patient's use body and felt.

The utility model provides a can dismantle and prevent pulling out fixing device, it is including the outer shell portion that is used for wrapping up interim pacemaker main part mechanism for be fixed in binding portion on user's the limbs with outer shell portion detachably, be used for providing the portion of accomodating in space, be used for preventing that the electrode wire from preventing that the portion of pulling out and being used for the double-layered line portion of fixed electrode wire that kneck and electrode interface unit break away from.

The shell part is reserved with corresponding electrode through holes at positions corresponding to the positive electrode interface and the negative electrode interface of the temporary pacemaker.

At least one side of the electrode through hole is provided with an anti-pulling bayonet.

The anti-pulling part is provided with an anti-pulling bayonet mechanism matched with the anti-pulling bayonet on the positive electrode connecting seat and/or the negative electrode connecting seat of the electrode lead.

The anti-pulling bayonet hook mechanism can be detachably connected with the anti-pulling bayonet.

The anti-pulling bayonet mechanism of the anti-pulling part can be detachably connected with the anti-pulling bayonet in a rotating and/or clamping mode along the direction of inserting the electrode lead into the electrode interface unit.

The anti-pulling part is movably connected with the outer shell part through the connection of the anti-pulling bayonet mechanism and the anti-pulling bayonet, and the limited space in the outer shell part at least can contain the main body mechanism.

At least one end of the shell part is reserved with a hollow-out operation window at a position corresponding to the operation part on the main body mechanism

The opposite sides of the outer shell part can be connected with the binding parts respectively.

The binding includes at least one binding mechanism.

At least one of the plurality of binding mechanisms is contactably connectable with a limb of the user when the binding portion is in the tightened state.

Preferably, the binding mechanism may comprise a first binding mechanism and a second binding mechanism

The binding mechanism can realize the switching between the tightening state and the loosening state in a way that the first binding mechanism and the second binding mechanism are mutually matched.

The first binding mechanism includes a main band body and the second binding mechanism includes a locking component.

At least one end of the housing portion is connected with a housing portion, and the housing portion can be provided with a first housing mechanism with a first housing opening.

The opening size of the first accommodating opening can be adjusted through opening and closing of the elastic component by the first accommodating mechanism.

The accommodating part can also be provided with a second accommodating mechanism, the second accommodating mechanism is provided with a wire accommodating groove, and the wire accommodating groove is connected with the second accommodating opening.

The wire clamping part comprises an adhesive layer connected with the skin of a user, and the adhesive layer is connected with the wire fixing groove through the flexible base.

The lead fixing groove can wrap at least a partial region of the electrode lead.

The wire fixing groove is provided with a fixing groove opening.

The opening degree of the opening of the fixing groove is controlled by the wire fixing groove through the buckle assembly.

The utility model has the advantages that:

1. the utility model provides a detachable anti-pulling fixing device which can be detachably connected with an anti-pulling bayonet on an outer shell part in a structure matching way through an anti-pulling bayonet mechanism on an anti-pulling part, so as to prevent the electrode lead from being accidentally separated from an electrode interface unit, thereby ensuring that a temporary pacemaker is in a normal operation state and lightening the workload of medical personnel;

2. the detachable anti-pulling fixing device provided by the utility model can fix the main mechanism of the temporary pacemaker on the limbs of the user in a way of matching with the binding mechanisms of various types, thereby not only facilitating the operation of medical personnel, but also enabling the user to independently select a more appropriate binding mechanism, thereby improving the comfort level of the user;

3. the utility model provides a can dismantle and prevent pulling out fixing device accessible wire clamping part fixes at least partial electrode wire on user's health to make the electrode wire can be protected in the wire fixed slot, thereby guarantee that the electrode wire is in normal operating condition.

Drawings

FIG. 1 is a partial schematic view of a removable anti-pullout fixture in a preferred embodiment;

FIG. 2 is a schematic view of the second receiving mechanism in a preferred embodiment;

fig. 3 is a schematic structural view of the wire clamping portion in a preferred embodiment.

List of reference numerals

100: the outer shell portion 110: electrode through hole

111: the anti-pulling bayonet 120: operating window

200: the binding section 210: binding mechanism

211: first binding mechanism 212: second binding mechanism

300: the housing portion 310: first receiving mechanism

311: first receiving opening 312: elastic component

320: second storage mechanism 321: wire accommodating groove

322: second receiving opening 400: anti-pulling part

410: the anti-pulling hook mechanism 500: wire clamping part

510: adhesive layer 520: base layer

530: wire fixing groove 531: fixed slot opening

532: first fixing groove 533: second fixing groove

540: the buckle assembly 541: fixed clamping ring

542: fixing the clamping buckle 543: opening and closing mechanism

550: protective layer 600: temporary pacemaker

610: the electrode interface unit 611: positive electrode interface

612: negative electrode interface 620: electrode lead

621: positive electrode lead 622: negative electrode lead

623: positive electrode connecting base 624: negative electrode connecting base

630: the main body mechanism 631: operating member

Detailed Description

The following detailed description is made with reference to the accompanying drawings.

The utility model discloses a be applied to interim pacemaker 600's dismantlement and prevent pulling out fixing device, as shown in figure 1 can dismantle the partial structure schematic diagram of preventing pulling out fixing device in a preferred embodiment. The detachable anti-pullout fixture may include a housing part 100 for wrapping the body mechanism 630 of the temporary pacemaker 600, a binding part 200 for detachably fixing the housing part 100 to the limb of the user, a receiving part 300 for providing a receiving space, and an anti-pullout part 400 for preventing the electrode lead 620 from being detached from the electrode interface unit 610 at an interface.

The main body mechanism 630 of the temporary pacemaker 600 is mounted in the inner limited space of the housing portion 100, and preferably, at least a partial region of the housing portion 100 is made of a flexible material to facilitate the installation and removal of the main body mechanism 630. The length and width dimensions of the housing portion 100 should be at least greater than a set threshold value determined according to the dimensions of different temporary pacemakers 600, so as to accommodate the main body mechanism 630 while further facilitating the loading and unloading of the main body mechanism 630. Preferably, the length and width of the housing portion 100 are greater than one centimeter of the length and width of the body mechanism 630, respectively.

Opposite sides of the housing part 100 are respectively connected to the binding parts 200, wherein the binding parts 200 may include at least one binding mechanism 210. Preferably, the binding 200 includes a first binding mechanism 211 and a second binding mechanism 212, wherein the first binding mechanism 211 includes a main band body and the second binding mechanism 212 includes a locking member. According to a preferred embodiment, the first binding mechanism 211 may be a strap, and the second binding mechanism 212 may be a clip, and the two ends of the strap passing through the clip are connected to the housing portion 100, and the working length of the strap can be extended or shortened by the movement of the clip to adapt to the circumferential length of the limbs of different users. According to another preferred embodiment, the first binding mechanism 211 may be two bands, the second binding mechanism 212 may be a buckle, the buckle is disposed on one band, a plurality of through holes are equidistantly disposed on the other band, the connection of the two bands is realized through the connection of the buckle and the through holes, and the connection of the buckle and different through holes is realized to adapt to the circumferential lengths of limbs of different users. According to still another preferred embodiment, the first binding mechanism 211 may be two straps, the second binding mechanism 212 may be a hook and loop fastener and/or a snap fastener, the two straps are respectively provided with cellucotton and a burr surface when the second binding mechanism 212 adopts the hook and loop fastener, the two straps are respectively provided with a female buckle and a male buckle when the second binding mechanism 212 adopts the snap fastener, the two straps are connected by the attachment of the hook and loop fastener and/or the snap fastener, and the connection position is changed to adapt to the circumferential lengths of limbs of different users.

A receiving part 300 may be further connected to one side of the housing part 100, and an inner space of the receiving part 300 may be used to receive the needle tube and/or the electrode lead 620. The receiving portion 300 may include a first receiving mechanism 310, and one end of the first receiving mechanism 310 is provided with a first receiving opening 311, wherein the first receiving opening 311 may be adjusted in size by a tightening member 312 connected thereto. Alternatively, the takeup member 312 may be a drawstring with a catch. When the article needs to be taken and placed, the lock catch can be withdrawn, and the drawstring tied with the first accommodating opening 311 is loosened, so that the first hand can open the opening; when the article is not needed to be taken or placed, the drawstring can be pulled to be tightened in the first receiving opening 311, and the lock catch can be pushed to fix the tightened state of the drawstring.

According to a preferred embodiment, the receiving portion 300 may further be provided with a second receiving mechanism 320 dedicated for receiving the electrode lead 620, as shown in fig. 2, which is a schematic structural view of the second receiving mechanism 320 in the preferred embodiment. The second receiving mechanism 320 may include a wire receiving groove 321 and a second receiving opening 322, wherein the wire receiving groove 321 is communicated with the second receiving opening 322. Preferably, the lead receiving groove 321 may be designed as an annular groove or a ring-like groove, and the second receiving opening 322 is located at the same side as the electrode interface unit 610 of the temporary pacemaker 600.

The housing portion 100 reserves an operation window 120 at a position corresponding to the operation member 631 on the main body mechanism 630 of the temporary pacemaker 600. Further, the main body mechanism 630 can be quickly put in and taken out from the operation window 120. The housing part 100 is provided with an electrode interface through hole on the electrode interface unit 610 corresponding to the main body mechanism 630 of the temporary pacemaker 600, the electrode interface unit 610 can be connected with the electrode lead 620 through the electrode interface through hole, wherein the electrode interface unit 610 can comprise a positive electrode interface 611 and a negative electrode interface 612, the electrode lead 620 can comprise a positive electrode lead 621 and a negative electrode lead 622, and the electrode interface unit 610 is correspondingly connected with the electrode lead 620.

The positive electrode lead 621 and the negative electrode lead 622 are provided with a positive electrode connection holder 623 and a negative electrode connection holder 624, respectively, at the connection with the corresponding electrode interface unit 610. The anti-pulling portion 400 is provided with an anti-pulling latch mechanism 410 on the positive electrode connecting seat 623 and/or the negative electrode connecting seat 624, and the housing portion 100 is provided with an anti-pulling latch 111 at the electrode through hole 110, wherein the anti-pulling latch 111 and the anti-pulling latch mechanism 410 can be detachably connected in a structure-fitting manner to realize the connection of the anti-pulling portion 400 and the housing portion 100, thereby avoiding the accidental separation of the electrode lead 620 and the electrode interface unit 610. According to a preferred embodiment, the anti-pulling hook mechanism 410 may be a nut, and the anti-pulling bayonet 111 may be an externally threaded hollow stud, so that the anti-pulling portion 400 is connected to the housing portion 100 by screwing the nut and the stud. According to another preferred embodiment, the anti-pulling hook mechanism 410 may be a limiting rod, and the anti-pulling bayonet 111 may be a limiting groove with a notch, so that after the limiting rod passes through the notch and enters the limiting groove, the limiting rod moves in the limiting groove by rotating the anti-pulling hook mechanism 410 until the limiting rod is clamped inside the limiting groove.

One end of the electrode lead 620 is connected to one of the two electrode interface units 610 on the main body mechanism 630 of the temporary pacemaker 600, and the other end of the electrode lead 620 is connected to an electrode corresponding to the electrode interface unit 610. Preferably, both ends of the positive electrode wire 621 are connected to the positive electrode interface 611 and the positive electrode, and both ends of the negative electrode wire 622 are connected to the negative electrode interface 612 and the negative electrode. The electrode is placed in the right ventricle of the user's heart such that a portion of the electrode lead 620 is outside the user's body and another portion of the electrode lead 620 is inside the user's body, with the two partial regions of the electrode lead 620 communicating at the puncture site. Alternatively, the puncture point may be located on a limb of the user, for example the thigh. The electrode lead 620 can be fixed to the body of the user through the wire clamping part 500 at least a partial region located between the electrode interface unit 610 and the puncture site.

The wire clamping portion 500 may include an adhesive layer 510 with an adhesive so that the wire clamping portion 500 can be detachably fixed to the user's body by the adhesion of the adhesive layer 510 to the user's skin. Further, the adhesive layer 510 may be adhered to the easily removable protective layer 550 when the string clamping portion 500 is not in use, and the protective layer 550 may be removed from the adhesive layer 510 when the string clamping portion 500 is ready for use, so as to ensure the adhesiveness of the adhesive layer 510. The base layer 520 made of a flexible material having wire fixing grooves 530 is attached to the other side of the adhesive layer 510 with respect to the skin. Preferably, the lead fixing groove 530 may be divided into a first fixing groove 532 for fixing the positive electrode lead 621 and a second fixing groove 533 for fixing the negative electrode lead 622 according to a difference for fixing the different electrode leads 620, wherein the first fixing groove 532 and the second fixing groove 533 are spaced apart in a non-crossing manner. The wire fixing grooves 530 are each provided with a fixing groove opening 531 so that the electrode wire 620 can be put in or taken out through the fixing groove opening 531. A snap assembly 540 is disposed on the fixing groove opening 531 to control opening and closing of the fixing groove opening 531, wherein the snap assembly 540 may include a fixing snap ring 541 and a fixing snap 542. The fixing clip ring 541 and the fixing clip 542 may be respectively disposed at both sides of the fixing groove opening 531, and the fixing clip ring 541 and the fixing clip 542 are engaged by the open/close mechanism 543 to close the fixing groove opening 531, thereby fixing the electrode wire 620.

It should be noted that the above-mentioned embodiments are exemplary, and those skilled in the art can devise various solutions in light of the present disclosure, which are also within the scope of the present disclosure and fall within the scope of the present disclosure. It should be understood by those skilled in the art that the present specification and its drawings are illustrative and not restrictive on the claims. The scope of the invention is defined by the claims and their equivalents.

Claims

1. A removable anti-pullout fixture, comprising:

a housing part (100) for enclosing a main body mechanism (630) of the temporary pacemaker (600),

a binding part (200) for detachably fixing the outer shell part (100) to a limb of a user,

a receiving part (300) for providing a receiving space,

a pull-out prevention part (400) for preventing the electrode lead (620) from being separated from the electrode interface unit (610) at the interface,

a wire clamping part (500) for fixing the electrode lead (620),

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

outer shell portion (100) corresponding to the position reservation of positive electrode interface (611) and negative electrode interface (612) of temporary pacemaker (600) has corresponding electrode through-hole (110) at least one side of electrode through-hole (110) is provided with prevents pulling out bayonet socket (111), prevent pulling out portion (400) be provided with on positive electrode connecting seat (623) and/or negative electrode connecting seat (624) of electrode wire (620) with prevent pulling out bayonet socket (111) matched with prevent pulling out bayonet socket mechanism (410), wherein, prevent pulling out bayonet socket mechanism (410) can with prevent pulling out bayonet socket (111) detachably connection.

2. The detachable anti-pullout fixing device according to claim 1, wherein the anti-pullout hooking mechanism (410) of the anti-pullout part (400) is detachably connected with the anti-pullout bayonet (111) in a rotation and/or click manner in a direction in which the electrode wire (620) is inserted into the electrode interface unit (610).

3. The removable anti-plucking fixture, as recited in claim 1, characterized in that said anti-plucking portion (400) is movably connected to said housing portion (100) by the connection of said anti-plucking hook means (410) with said anti-plucking bayonet (111), the defined space inside said housing portion (100) being capable of accommodating at least said body means (630).

4. The removable anti-pullout fixture of claim 3, wherein at least one end of the housing portion (100) is reserved with a hollowed-out operating window (120) at a position corresponding to the operating part (631) on the main body mechanism (630).

5. The removable anti-pullout fixture of claim 4, wherein the housing portion (100) is connectable on opposite sides to the binding portion (200), respectively, the binding portion (200) including at least one binding mechanism (210), and when the binding portion (200) is in the tightened state, at least one of the binding mechanisms (210) is contactingly connectable with a limb of a user.

6. The removable anti-pullout fixture of claim 5, wherein the binding mechanism (210) is capable of switching between a tightened state and a loosened state with a first binding mechanism (211) and a second binding mechanism (212) in cooperation, wherein the first binding mechanism (211) includes a main band body and the second binding mechanism (212) includes a locking component.

7. The removable anti-pullout fixture of claim 4, wherein the housing portion (100) is connected to at least one end thereof with the receiving portion (300), the receiving portion (300) can be provided with a first receiving mechanism (310) having a first receiving opening (311), wherein the first receiving mechanism (310) can adjust the opening size of the first receiving opening (311) by opening and closing a slack assembly (312).

8. The removable anti-pullout fixture of claim 7, wherein the receiving portion (300) is further provided with a second receiving mechanism (320), the second receiving mechanism (320) is provided with a wire receiving groove (321), and the wire receiving groove (321) is connected to the second receiving opening (322).

9. The detachable pullout prevention fixture of claim 1, wherein the wire clamping part (500) includes an adhesive layer (510) connected to the user's skin, the adhesive layer (510) being connected to a lead fixing groove (530) through a flexible base (520), wherein the lead fixing groove (530) can wrap at least a partial region of the electrode lead (620).

10. The detachable anti-pullout fixing device of claim 9, wherein the wire fixing groove (530) is provided with a fixing groove opening (531), and the wire fixing groove (530) controls the opening and closing degree of the fixing groove opening (531) through a snap assembly (540).