CN211461570U

CN211461570U - Scalp needle

Info

Publication number: CN211461570U
Application number: CN201921340260.8U
Authority: CN
Inventors: 吕萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-09-11
Anticipated expiration: 2029-08-16

Abstract

The utility model relates to a scalp acupuncture, including the connecting pipe, the tail end of connecting pipe is provided with the fixed establishment that is used for connecting the infusion hose, fixed establishment includes joint subassembly and control assembly, the joint subassembly is including the connecting piece that is used for connecting the connecting pipe tail end, be connected with the rotatable holder of a plurality of on the connecting piece, just a plurality of holder for the tube head circumference of connecting pipe distributes, control assembly including slide set up in the outer wall of connecting piece and a plurality of holder can oppress the expansion end of a plurality of holder gathers together relatively the control that realizes joint infusion hose. This scalp acupuncture passes through joint subassembly joint or unclamps infusion hose to keep the joint subassembly through the control assembly and continue the joint infusion hose, thereby prevent infusion hose and scalp acupuncture's connecting pipe separation, and avoided medicament leakage even patient's blood refluence through the connecting pipe separation that prevents infusion hose and scalp acupuncture, improved scalp acupuncture's security and reliability.

Description

Scalp needle

Technical Field

The utility model relates to the technical field of medical supplies, in particular to scalp acupuncture.

Background

A scalp needle, which is a widely used transfusion tool. When a scalp needle is used, an external infusion hose is often needed to ensure that the whole length of an infusion tube meets the infusion requirement. The existing transfusion hose is usually nested in a connecting pipe of a scalp needle only by static friction force to meet the requirement of connection. However, in the process of transfusion, once the patient turns over or sits and lies too much, the transfusion tube is dragged by external force, the transfusion hose and the connecting tube of the scalp needle are easy to separate, so that the medicine is leaked, even the blood of the patient flows backwards, and the transfusion safety of the patient is difficult to ensure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to improve the problem that the transfusion tube is dragged by external force once the patient stands up or sits and crouches too big among the prior art, the transfusion hose is separated from the connecting tube of the scalp needle easily, resulting in the medicament to leak or even the blood of the patient flows backwards, is difficult to ensure the transfusion safety of the patient and provides the scalp needle.

In order to realize the purpose of the utility model, the embodiment of the utility model provides a following technical scheme:

the utility model provides a scalp acupuncture, includes the connecting pipe, the tail end of connecting pipe is provided with the fixed establishment who is used for connecting the infusion hose, fixed establishment includes joint subassembly and control assembly, the joint subassembly is including the connecting piece that is used for connecting the connecting pipe tail end, be connected with the rotatable holder of a plurality of on the connecting piece, just a plurality of holder for the tube head circumference of connecting pipe distributes, control assembly including slide set up in the outer wall of connecting piece and a plurality of holder can oppress the expansion end of a plurality of holder gathers together relatively the control of realization joint infusion hose. The transfusion hose is clamped or loosened through the clamping assembly, and the transfusion hose is continuously clamped through the clamping assembly held by the control assembly, so that the transfusion hose is prevented from being separated from a connecting pipe of the scalp needle, and medicament leakage and even blood backflow of a patient are avoided by preventing the transfusion hose from being separated from the connecting pipe of the scalp needle.

In a further scheme, the connecting piece comprises a sleeve, the sleeve is provided with a pipeline for inserting an infusion hose, the head end of the sleeve is connected with the connecting pipe, and the pipeline is communicated with the connecting pipe; every holder includes the fixed plate, the fixed plate articulate in telescopic tail end, just the fixed plate is followed telescopic rear end terminal surface circumference sets up, the head end of every fixed plate with muffjoint, the tail end of every fixed plate is provided with the fastening block towards telescopic axis direction, the control includes the lantern ring, the lantern ring in sliding arrangement on telescopic outer wall, the inner wall of the lantern ring with the laminating of telescopic outer wall, the lantern ring slidable in the outer wall of fixed plate forces the fixed plate to keep the joint state.

In a further scheme, an arc-shaped bulge is arranged at the head end of the fixing plate, a lock tongue is arranged on the lantern ring, and the arc-shaped bulge is located on the traveling path of the lock tongue.

In a further scheme, the upper end face of the tail end of each fixing plate is provided with a limiting block for preventing the lantern ring from sliding out of the fixing plate.

In a further aspect, the thickness of each of the stationary plates plus the thickness of the fastening block is greater than the wall thickness of the sleeve, and the thickness of each of the stationary plates plus the thickness of the fastening block is less than the wall thickness of the sleeve plus the radius of the sleeve.

In a further proposal, the utility model also comprises a needle head and a condom, the needle head is communicated with the head end of the connecting pipe, the condom is a tubular object, a channel is arranged in the condom along the length direction of the condom and penetrates through two side walls of the condom, the needle head and the connecting pipe can slide in the channel, the length of the channel is matched with that of the needle head, the needle head is provided with a working position where the needle head is exposed and a recovery position completely positioned in the channel, a sliding groove is arranged on the outer wall of the condom along the length direction of the condom and is communicated with the channel, a sliding block is arranged in the sliding groove in a sliding way and is connected with the outer wall of the connecting pipe, the working position corresponds to the head end of the sliding groove, and the recovery position corresponds to the tail end of the sliding groove.

In a further scheme, limiting grooves are formed in the head end and the tail end of the condom, the extending direction of the limiting grooves is perpendicular to the extending direction of the sliding grooves, and the limiting grooves are communicated with the sliding grooves.

In a further scheme, two ends of the sliding groove are provided with limit grooves, and the extending direction of the limit grooves is perpendicular to the extending direction of the sliding groove.

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

this scalp acupuncture passes through joint subassembly joint or unclamps infusion hose to keep the joint subassembly through the control assembly and continue the joint infusion hose, thereby prevent infusion hose and scalp acupuncture's connecting pipe separation, and avoided medicament leakage even patient's blood refluence through the connecting pipe separation that prevents infusion hose and scalp acupuncture, improved scalp acupuncture's security and reliability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a scalp acupuncture according to an embodiment of the present invention;

fig. 2 is a partial schematic view of a scalp acupuncture in a recovery position according to an embodiment of the present invention;

fig. 3 is a schematic view of a scalp acupuncture according to an embodiment of the present invention, wherein a needle head is located at a working position;

fig. 4 is a partial cross-sectional view of a scalp acupuncture fixing mechanism in a clamping state according to an embodiment of the present invention;

fig. 5 is a partial schematic view of a scalp needle fixing mechanism in a released state according to an embodiment of the present invention;

description of the drawings

1-needle head, 2-connecting pipe, 21-sliding block, 3-condom, 31-sliding groove, 32-limiting groove, 33-channel, 4-transfusion hose, 5-fixing mechanism, 51-clamping component, 511-sleeve, 512-pipeline, 513-fixing plate, 514-fastening block, 515-arc projection, 516-limiting block, 52-control component, 521-lantern ring and 522-lock tongue.

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. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present embodiment schematically discloses a scalp acupuncture, which includes a connection tube 2, and a fixing mechanism 5 for connecting an infusion hose 4 is disposed at the tail end of the connection tube 2. The fixing mechanism 5 comprises a clamping assembly 51 for clamping or releasing the infusion hose 4 and a control assembly 52 for clamping or releasing the infusion hose 4 by the control assembly 51. In this scheme, joint subassembly 51 is connected with the rotatable holder of a plurality of including the connecting piece that is used for connecting 2 tail ends of connecting pipe on the connecting piece. And a plurality of clamping members are circumferentially arranged with respect to the outer pipe wall of the connection pipe 2. Meanwhile, the control assembly 52 comprises a control part which is slidably arranged on the outer walls of the connecting part and the plurality of clamping parts and can press the movable ends of the plurality of clamping parts to relatively gather to realize clamping connection of the infusion hoses. As a specific embodiment, the connector comprises a sleeve 511, the sleeve 511 being provided with a conduit 512 for inserting the infusion hose 4. The head end of the sleeve 511 is connected to the connection pipe 2, and the pipe 512 is communicated with the connection pipe 2. Meanwhile, each clamping piece comprises a fixing plate 513, the fixing plates 513 are hinged to the tail end of the sleeve 511, and the plurality of clamping pieces are arranged along the circumference of the end face of the rear end of the sleeve 511. Meanwhile, the head end of each fixing plate 513 is connected to the sleeve 511, and the tail end of each fixing plate 513 is provided with a fastening block 514 toward the axial direction of the sleeve 511. In the scheme, the control member 52 comprises a collar 521, the collar 521 is slidably disposed on the outer wall of the sleeve 511, and the inner wall of the collar 521 is attached to the outer wall of the sleeve 511. The collar 521 is slidable on the outer wall of the fixing plate 513 to force the fixing plate 513 to maintain the clamping state.

In order that the fastening block 514 can clamp the infusion hose 4, the thickness of each fixing plate 513 plus the thickness of the fastening block 514 is greater than the wall thickness of the sleeve 511. In order to prevent the tube 512 of the infusion hose 4 from being blocked by interference, the thickness of each fixing plate 513 plus the thickness of the fastening block 514 is smaller than the wall thickness of the sleeve 511 plus the radius of the sleeve 511.

If the infusion hose 4 and the connecting pipe 2 are only connected in a nested manner through static friction force, when a patient turns over or sits and lies in too large range, the infusion tube is dragged by external force, the infusion hose 4 and the connecting pipe 2 of the scalp acupuncture are easy to separate, and medicine leakage and even blood backflow of the patient are caused. In the scheme, the fixing plate is pressed and fixed through the lantern ring 521, so that the fastening blocks 514 on the fixing plate provide a directional force for the infusion hose 4, and the plurality of fixing plates are arranged along the circumference of the end face of the rear end of the sleeve 511, namely, the plurality of fastening blocks 514 provide a plurality of directional forces for the infusion hose 4 along the circumferential direction of the outer wall of the infusion hose 4, so that the infusion hose 4 is clamped and the fixation of the infusion hose 4 and the sleeve 511 is maintained. The sleeve 511 is fixed with the connecting pipe 2, so that the fixation of the infusion hose 4 and the connecting pipe 2 is ensured, the infusion hose 4 is prevented from being separated from the connecting pipe 2, and the safety and the reliability of the scalp acupuncture are improved.

In a further embodiment, the fixing plate 513 is provided with an arc-shaped protrusion 515, and the collar 521 is provided with a locking tongue 522. And the arc-shaped protrusion 515 is located on the travel path of the locking tongue 522. When the collar 521 is slid to the outer wall of the fixing plate, the collar 521 forces the fixing plate to maintain the snap-fit state. At this time, if the lantern ring 521 is not limited, in the process of moving the patient, the lantern ring 521 is easy to slip, the fixing plate 513 is provided with the arc-shaped protrusion 515, the lantern ring 521 is provided with the locking tongue 522, and in the process of sliding the lantern ring 521 to the outer wall of the fixing plate 513, the arc-shaped protrusion 515 presses the locking tongue 522 to move, so that the locking tongue 522 passes through the arc-shaped protrusion 515. When the lantern ring 521 is sleeved on the outer wall of the fixing plate 513, the arc-shaped protrusion 515 has a limiting effect on the locking bolt 522, so that the lantern ring 521 is prevented from automatically slipping. Meanwhile, the upper end surface of the tail end of each fixing plate 513 is provided with a stop block 516 for preventing the collar 521 from sliding out of the fixing plate 513. Preventing the collar 521 from sliding out causes the anchor plate 513 to contact the snap-fit condition.

In addition, as shown in fig. 2 and 3, in this embodiment, the safety device further includes a needle 1 and a safety sheath 3, wherein the needle 1 is communicated with the head end of the connecting tube 2. The condom 3 is a tubular object, a channel 33 is arranged in the condom 3 along the length direction of the condom 3, the channel 33 penetrates through two side walls of the condom 3, the needle 1 and the connecting tube 2 can slide in the channel 33, and the length of the channel 33 is matched with the length of the needle 1. The needle 1 has an operative position in the passage 33 in which the needle 1 is exposed and a retracted position completely inside the passage 33. Specifically, a sliding groove 31 is formed in the outer wall of the condom 3 along the length direction of the condom 3, the sliding groove 31 is communicated with a channel 33, a sliding block 21 is arranged in the sliding groove 31 in a sliding mode, a working position where the sliding block 21 is connected with the outer wall of the connecting pipe 2 corresponds to the head end of the sliding groove 31, and a recovery position corresponds to the tail end of the sliding groove 31. When the needle head 1 is needed to perform the needle insertion, the slider 21 is pushed to the working position, namely, the head end of the sliding groove 31, and the needle head 1 is exposed to perform the needle insertion. After the needle 1 is pulled out, the slider 21 is pushed to the recovery position, i.e. the tail end of the sliding groove 31, and the needle 1 is completely positioned in the channel 33.

If the connecting pipe 2 and the infusion hose 4 are pulled by external force or the fixing mechanism 5 is broken to cause the connecting pipe 2 and the infusion hose 4 to drop and separate carelessly, the connecting pipe 2 needs to be replaced, or the infusion is completed and the needle head 1 needs to be withdrawn, and the needle head 1 needs to be pulled out for recovery. After the needle head 1 is pulled out of the body of a patient, the connecting pipe 2 of the needle head 1 is partially bent into a ring-shaped package, so that the needle head 1 rebounds in memory at the moment of placement of an operator, the connecting pipe 2 converts elastic potential energy into kinetic energy, and the needle head 1 rebounds to stab the fingers of the operator. Or the operator returns with the needle on the way, and the needle 1 is easy to be pricked by the exposed needle 1 when the needle 1 is put into the sharps box for operation. By pushing the sliding block 21 to the recovery position after the needle head 1 is pulled out, namely the tail end of the sliding groove 31, the needle head 1 is completely positioned in the channel 33, the needle head 1 is prevented from hurting an operator, and the safety and the reliability are realized. When the connecting pipe 2 is separated from the transfusion hose 4 or the transfusion is finished and then the transfusion is recovered, the safety of the scalp acupuncture is further improved through the safety sleeve.

Meanwhile, both ends of the condom 3 are provided with limit grooves 32, the extending direction of the limit grooves 32 is perpendicular to the extending direction of the sliding grooves 31, and the limit grooves 32 are communicated with the sliding grooves 31. When the slide block 21 slides to the working position, the slide block 21 is rotated, and the slide block 21 enters the limiting groove 32. The slide block 21 is limited by the limiting groove 32, so that the safety sleeve 3 is prevented from colliding with the limb of the patient due to the autonomous sliding of the slide block 21 in the infusion process. After the needle head 1 is pulled out, the sliding block 21 slides to the recovery position, the sliding block 21 is rotated, and the sliding block 21 enters the limiting groove 32. Carry on spacingly through spacing groove 32 to slider 21, thereby prevent that the external force touching makes slider 21 slide and leads to syringe needle 1 to expose and lead to syringe needle 1 to prick the patient.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a scalp acupuncture, a serial communication port, including the connecting pipe, the tail end of connecting pipe is provided with the fixed establishment who is used for connecting the infusion hose, fixed establishment includes joint subassembly and control assembly, the joint subassembly is including the connecting piece that is used for connecting the connecting pipe tail end, be connected with the rotatable holder of a plurality of on the connecting piece, just a plurality of holder for the tube head circumference of connecting pipe distributes, control assembly including slide set up in the outer wall of connecting piece and a plurality of holder can oppress the expansion end of a plurality of holder gathers together relatively the control that realizes joint infusion hose.

2. The scalp needle according to claim 1, wherein said connecting member comprises a sleeve provided with a tube for inserting an infusion hose, a head end of said sleeve being connected to said connecting tube, and said tube being in communication with said connecting tube; every holder includes the fixed plate, the fixed plate articulate in telescopic tail end, just the fixed plate is followed telescopic rear end terminal surface circumference sets up, the head end of every fixed plate with muffjoint, the tail end of every fixed plate is provided with the fastening block towards telescopic axis direction, the control includes the lantern ring, the lantern ring in sliding arrangement on telescopic outer wall, the inner wall of the lantern ring with the laminating of telescopic outer wall, the lantern ring slidable in the outer wall of fixed plate forces the fixed plate to keep the joint state.

3. The scalp needle according to claim 2, wherein the head end of the fixing plate is provided with an arc-shaped protrusion, the collar is provided with a lock tongue, and the arc-shaped protrusion is located on a traveling path of the lock tongue.

4. The scalp needle according to claim 2, wherein a stopper for preventing the collar from sliding out of the fixing plate is provided on the upper end surface of the tail end of each fixing plate.

5. The scalp needle of claim 2, wherein the thickness of each anchor plate plus the thickness of the fastening block is greater than the wall thickness of the sleeve, and wherein the thickness of each anchor plate plus the thickness of the fastening block is less than the wall thickness of the sleeve plus the radius of the sleeve.

6. The scalp needle according to claim 1, further comprising a needle and a safety guard, the needle head is communicated with the head end of the connecting pipe, the condom is a tubular object, a channel is arranged in the condom along the length direction of the condom and penetrates through the two side walls of the condom, the needle head and the connecting pipe can slide in the channel, the length of the channel is matched with that of the needle head, the needle head is provided with a working position where the needle head is exposed and a recovery position completely positioned in the channel, a sliding groove is arranged on the outer wall of the condom along the length direction of the condom and is communicated with the channel, a sliding block is arranged in the sliding groove in a sliding way and is connected with the outer wall of the connecting pipe, the working position corresponds to the head end of the sliding groove, and the recovery position corresponds to the tail end of the sliding groove.

7. The scalp needle according to claim 6, wherein both ends of the head and the tail of the condom are provided with limiting grooves, the extending direction of the limiting grooves is perpendicular to the extending direction of the sliding grooves, and the limiting grooves are communicated with the sliding grooves.