CN219110549U

CN219110549U - Medical catheter clamp

Info

Publication number: CN219110549U
Application number: CN202121354283.1U
Authority: CN
Inventors: 张宇
Original assignee: Jiangsu Weidekang Medical Science & Technology Co ltd
Current assignee: Jiangsu Weidekang Medical Science & Technology Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2023-06-02
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a medical catheter clamp which comprises a lasso, a handle and a push rod, wherein the center of the handle is communicated in the front-back direction, and the push rod passes through the handle in the front-back direction and is in sliding fit with the handle; the handle is provided with a long opening penetrating through at least one side in the vertical direction, one end of the lasso is fixed on the left end face of the push rod, the other end of the lasso passes through the front end of the handle and is fixed on the right end face of the push rod, and the distances from the connecting points of the two ends of the lasso and the push rod to the front end of the push rod are unequal. According to the medical catheter clamp disclosed by the utility model, the lasso is fixed on two sides of the push rod in an asymmetric mode, when one fixed end of the lasso is positioned in the handle, the unfixed end of the lasso is positioned outside the handle, so that the medical catheter clamp is convenient to mount and fix, and the lasso fixed end positioned in the handle is sleeved by the handle, so that slipping is avoided, and the medical catheter clamp is convenient to operate and assemble.

Description

Medical catheter clamp

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a medical catheter clamp.

Background

The lasso both ends in the medical pipe clamp need pass the handle and then fix on the push rod, therefore the at least one end of lasso need assemble again after push rod and handle assembly, consider structural symmetry among the prior art, the lasso is usually symmetrical to be fixed on the push rod, consequently both ends fixed part of lasso all is in the naked state on the handle, when one end of lasso is fixed with the push rod and then install on the handle again, this fixed part very easily appears the slippage phenomenon to bring difficulty for the installation.

Disclosure of Invention

The utility model provides a medical catheter clamp for solving the technical problem that the end part of a lasso is easy to slip and the installation is failed when the medical catheter clamp in the prior art is assembled.

The technical scheme adopted for solving the technical problems is as follows: the medical catheter clamp comprises a lasso, a handle and a push rod, wherein the center of the handle is communicated in the front-back direction, and the push rod penetrates through the handle in the front-back direction and is in sliding fit with the handle; the handle is provided with a long opening penetrating through at least one side in the vertical direction, one end of the lasso is fixed on the left end face of the push rod, the other end of the lasso passes through the front end of the handle and is fixed on the right end face of the push rod, and the distances from the connecting points of the two ends of the lasso and the push rod to the front end of the push rod are unequal.

Further, one end of the lasso is fixed to the point a with the left end face of the push rod, the other end of the lasso is fixed to the point B with the right end face of the push rod, and when the lasso is in the storage state, the point a is covered by the handle, and the point B is exposed outside the handle.

Further, the right end face of the push rod is provided with a long groove suitable for accommodating the lasso; the left end face of the push rod is provided with a short groove suitable for accommodating the lasso, and the long groove and the short groove extend to the front end of the push rod.

Further, the novel push rod is characterized by further comprising a buckle fixedly connected with the handle, and the buckle is sleeved on the push rod and is in sliding fit with the push rod.

Further, the lasso and the push rod are fixed in a dispensing mode. .

Further, a button is fixed on the push rod, and the button protrudes out of the outer surface of the handle through the long hole.

Further, the handle comprises a tongue pressing portion and a mounting portion, the tongue pressing portion is connected to the front end of the mounting portion, the push rod is in sliding fit with the mounting portion, and the tongue pressing portion is provided with a left perforation and a right perforation which are suitable for lasso to pass through in sequence.

Further, the buckle comprises a collar and a lug above the collar; the lantern ring is positioned in the handle and sleeved on the push rod, and the handle is provided with a jack suitable for the lug to be inserted.

Further, the thickness of the bump along the front-rear direction gradually decreases from bottom to top.

Further, the front end surface of the lug is an inclined surface which gradually inclines backwards from bottom to top.

The beneficial effects of the utility model are as follows:

(1) According to the medical catheter clamp disclosed by the utility model, the lasso is fixed on two sides of the push rod in an asymmetric mode, when one fixed end of the lasso is positioned in the handle, the unfixed end of the lasso is positioned outside the handle, so that the medical catheter clamp is convenient to mount and fix, and the lasso fixed end positioned in the handle is sleeved by the handle, so that slipping is avoided, and the medical catheter clamp is convenient to operate and assemble.

(2) The medical catheter clamp provided by the utility model has a simple structure and can be controlled by one hand.

(3) According to the medical catheter clamp disclosed by the utility model, the push rod is sleeved with the buckle, the buckle is fixedly connected with the handle, and the buckle can limit the lateral movement of the push rod so that the push rod can keep reciprocating rectilinear movement.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a perspective view of an embodiment of a medical catheter clip according to the present utility model when the lasso is released;

FIG. 2 is a perspective view of an embodiment of a medical catheter clip according to the present utility model when the lasso is tightened;

FIG. 3 is an enlarged view of FIG. 1 at a;

FIG. 4 is a schematic view of the assembly of the push rod with the buckle of the present utility model;

fig. 5 is a front view (viewed from above) of fig. 4;

FIG. 6 is a top view of FIG. 5;

FIG. 7 is a bottom view of FIG. 5;

fig. 8 is a schematic view of the present utility model in a condition of being sleeved on a nasal catheter.

In the figure, 1, a medical catheter clamp, 2, a nasal catheter, 3, a lasso, 301, a left perforation, 302, a right perforation, 4, a handle, 401, an elongated perforation, 402, a tongue depressor, 403, a mounting part, 5, a push rod, 501, a long groove, 502, a short groove, 6, a buckle, 601, a collar, 602, a bump, 7 and a button.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the present utility model, the terms "front" and "rear" refer to the direction of the medical clip 1 toward the oral cavity, the terms "down" and "up" refer to the direction of gravity of the medical clip 1, the terms "left" and "right" refer to the direction of the user, respectively, when the user faces the patient, and the direction of gravity of the medical clip 1, respectively, when the user faces the patient, and the direction of the user, respectively.

As shown in fig. 1 to 7, a medical catheter clamp 1 comprises a lasso 3, a handle 4 and a push rod 5, wherein the center of the handle 4 is communicated in the front-back direction, and the push rod 5 passes through the handle 4 in the front-back direction and is in sliding fit with the handle 4; the handle 4 is provided with a long hole 401 penetrating along the up-down direction, one end of the lasso 3 is fixed on the left end face of the push rod 5, the other end of the lasso 3 passes through the front end of the handle 4 and is fixed on the right end face of the push rod 5, and the distances from the connecting points of the two ends of the lasso 3 and the push rod 5 to the front end of the push rod 5 are different, namely: the connection point of one end of the lasso 3 with the push rod 5 is further from the front end of the push rod 5 than the connection point of the other end of the lasso 3 with the push rod 5.

When the push rod 5 is positioned at the forefront, the lasso 3 is in a relaxed state, and the lasso 3 forms a snare, and when the push rod 5 moves backwards relative to the handle 4, the lasso 3 moves backwards gradually until the lasso 3 is stored in the handle 4 to reach a storage state. Because the positions of the two ends of the lasso 3 in the front-rear direction are asymmetric, the lasso 3 and the push rod 5 are fixed in an asymmetric fixing mode, namely, the fixing points of the two ends of the lasso 3 on the push rod 5 are asymmetric, one end of the lasso 3 which is fixed in advance can be sleeved in the handle 4 through the asymmetric fixing structure, the end of the lasso 3 is clamped in the handle 4 by the inner wall of the handle 4 and the push rod 5, the end slipping phenomenon of the lasso 3 is avoided, and the lasso 3 fixed in the rear extends out of the rear of the handle 4 and is exposed outside, so that the lasso 3 is convenient to be fixed after being assembled. Specifically, the ends of the lasso 3 may be fixed to both sides of the push rod 5 by applying glue (dispensing).

Example 1

As shown in fig. 1 to 7, a medical catheter clamp 1 comprises a lasso 3, a handle 4 and a push rod 5, wherein the center of the handle 4 is communicated in the front-back direction, and the push rod 5 passes through the handle 4 in the front-back direction and is in sliding fit with the handle 4; the handle 4 is provided with an elongated opening 401, the elongated opening 401 penetrates through one end face of the handle 4, one end of the lasso 3 is fixed on the left end face of the push rod 5 through dispensing, the other end of the lasso 3 penetrates through the front end of the handle 4 and then is fixed on the right end face of the push rod 5 through dispensing, and the distances from the connecting points of the two ends of the lasso 3 and the push rod 5 to the front end of the push rod 5 are unequal.

One end of the lasso 3 and the left end face of the push rod 5 are fixed at a point A, the other end of the lasso 3 and the right end face of the push rod 5 are fixed at a point B, when the lasso 3 is in a tightening state, the point A is positioned in the handle 4, and the point B is positioned behind the handle 4. During assembly, the lasso 3 is firstly fixed at the point A of the push rod 5, then the push rod 5 is arranged in the handle 4, so that the push rod 5 is pushed to the forefront end, at the moment, the point A is sleeved by the handle 4, and the point B is arranged at a position farther away from the front end of the push rod 5, so that the lasso 3 is exposed at the moment, and the point B extends to be fixed with the push rod 5 in a dispensing way.

To further protect the lasso 3, it is preferable that the right side end face of the push rod 5 has an elongated groove 501 adapted to receive a portion of the lasso 3; the left end face of the push rod 5 is provided with a short groove 502 which is suitable for accommodating part of the lasso 3, the long groove 501 and the short groove 502 extend to the front end of the push rod 5, the point A is positioned in the short groove 502, the point B is positioned in the long groove 501, the short groove 502 and the long groove 501 can hide the lasso 3, and friction between the surface of the lasso 3 protruding out of the push rod 5 and the handle 4 is avoided.

The handle 4 includes tongue depressor 402 and installation department 403, and tongue depressor 402 connects in the front end of installation department 403, and installation department 403 is hollow tubular structure, push rod 5 and installation department 403 sliding fit, have the left perforation 301 that is suitable for lasso 3 to pass in proper order on the tongue depressor 402, and right perforation 302, as shown in fig. 1, the tongue depressor 402 is the press ring structure of bending downwards, presses the tongue after mainly being used for stretching into the oral cavity, and installation department 403 then is used for handheld and installs other parts, and lasso 3 can play certain supporting role through tongue depressor 402, avoids lasso 3 to drop.

Example two

On the basis of the first embodiment, the medical catheter clamp 1 comprises a buckle 6 fixedly connected with the handle 4, and the buckle 6 is sleeved on the push rod 5 and is in sliding fit with the push rod 5. Because the width of push rod 5 is less than the width of elongated trompil 401, consequently push rod 5 has certain clearance in left and right directions with handle 4, can produce rocking when can leading to push rod 5 reciprocating motion like this, influences the result of use, and the setting of buckle 6 can effectively restrict the left and right movement of push rod 5, makes push rod 5 motion more stable. The clasp 6 and handle 4 may be secured, but not limited to, in a manner such that the clasp 6 includes a collar 601 and a tab 602 above the collar 601 as shown in fig. 2 and 5; the collar 601 is located inside the handle 4 and is sleeved on the push rod 5, and the handle 4 is provided with a jack suitable for inserting the lug 602.

In order to facilitate the disassembly and assembly of the buckle 6, the thickness of the bump 602 in the front-rear direction is gradually reduced from bottom to top, so that the bump 602 can be separated from or clamped into the jack by pushing the buckle 6 with force, and in this embodiment, the front end surface of the bump 602 is an inclined surface gradually inclined from bottom to top to rear.

Example III

On the basis of the above embodiment, the dimension of the elongated opening 401 in the front-rear direction is greater than or equal to the reciprocating stroke of the push rod 5.

In this embodiment, a push rod 5 is fixed with a button 7, and the button 7 protrudes from the outer surface of the handle 4 through the elongated opening 401. In this embodiment, a corresponding mounting groove is provided on the push rod 5, and one side of the button 7 can be snapped into the mounting groove through the elongated opening 401, so as to achieve relative fixation of the button 7 and the push rod 5. In operation, the user pushes or pulls the tail end of the push rod 5 or holds the button 7 to reciprocate in the elongated opening 401, thereby pushing or receiving the lasso 3.

The specific implementation mode is as follows: the handle 4 is held by a single hand, the thumb is pressed on the button 7, the button 7 is slid backwards to pull the push rod 5 out of the handle 4 (the lasso 3 is in a storage state), the front end of the medical catheter clamp 1 enters the oral cavity (through the mouth pad), the tongue pressing part 402 of the front end abuts against the tongue of a patient, the button 7 is slid forwards to enable the push rod 5 to enter the handle 4, meanwhile, the loop formed by the lasso 3 is stuck on the venturi, at the moment, a doctor inserts the nasal catheter 2 from the nasal cavity, when the nasal catheter 2 falls into the loop formed by the lasso 3, the button 7 is slid backwards again, the nasal catheter 2 is clamped by the lasso 3 (as shown in fig. 8), and at the moment, the medical catheter clamp 1 is pulled out slowly.

In the description of the present utility model, it should be understood that the terms "width," "thickness," "upper," "lower," "front," "rear," "left," "right," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In this specification, a schematic representation of the terms does not necessarily refer to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. A medical catheter clamp, characterized in that: the device comprises a lasso (3), a handle (4) and a push rod (5), wherein the center of the handle (4) is communicated in the front-back direction, and the push rod (5) passes through the handle (4) in the front-back direction and is in sliding fit with the handle (4);

the handle (4) is provided with a long opening (401) which is communicated with at least one side along the up-down direction, one end of the lasso (3) is fixed on the left end face of the push rod (5), the other end of the lasso (3) passes through the front end of the handle (4) and is fixed on the right end face of the push rod (5), and the distances from the connecting points of the two ends of the lasso (3) and the push rod (5) to the front end of the push rod (5) are different.

2. The medical catheter clip of claim 1, wherein: one end of the lasso (3) and the left end face of the push rod (5) are fixed at a point A, the other end of the lasso (3) and the right end face of the push rod (5) are fixed at a point B, when the lasso (3) is in a storage state, the point A is covered by the handle (4), and the point B is exposed outside the handle (4).

3. The medical catheter clip of claim 2, wherein: the right end face of the push rod (5) is provided with a long groove (501) suitable for accommodating the lasso (3); the left end face of the push rod (5) is provided with a short groove (502) suitable for accommodating the lasso (3), and the long groove (501) and the short groove (502) extend to the front end of the push rod (5).

4. The medical catheter clip of claim 1, wherein: the novel hand-held device is characterized by further comprising a buckle (6) fixedly connected with the handle (4), wherein the buckle (6) is sleeved on the push rod (5) and is in sliding fit with the push rod (5).

5. The medical catheter clip of claim 1, wherein: the lasso (3) and the push rod (5) are fixed in a dispensing mode.

6. The medical catheter clip of claim 1, wherein: a button (7) is fixed on the push rod (5), and the button (7) protrudes out of the outer surface of the handle (4) through the long opening (401).

7. The medical catheter clip of claim 1, wherein: the handle (4) comprises a tongue pressing part (402) and a mounting part (403), the tongue pressing part (402) is connected to the front end of the mounting part (403), the push rod (5) is in sliding fit with the mounting part (403), and the tongue pressing part (402) is provided with a left perforation (301) and a right perforation (302) which are suitable for a lasso (3) to sequentially pass through.

8. The medical catheter clip of claim 4, wherein: the buckle (6) comprises a collar (601) and a lug (602) positioned above the collar (601); the lantern ring (601) is positioned inside the handle (4) and sleeved on the push rod (5), and the handle (4) is provided with a jack suitable for the lug (602) to be inserted.

9. The medical catheter clip of claim 8, wherein: the thickness of the bump (602) in the front-rear direction gradually decreases from bottom to top.

10. The medical catheter clip of claim 9, wherein: the front end surface of the lug (602) is an inclined surface which gradually inclines backwards from bottom to top.