CN215585059U - Waterproof type vein indwelling needle catheter protective sheath - Google Patents
Waterproof type vein indwelling needle catheter protective sheath Download PDFInfo
- Publication number
- CN215585059U CN215585059U CN202121718297.7U CN202121718297U CN215585059U CN 215585059 U CN215585059 U CN 215585059U CN 202121718297 U CN202121718297 U CN 202121718297U CN 215585059 U CN215585059 U CN 215585059U
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- CN
- China
- Prior art keywords
- sliding
- indwelling needle
- lantern ring
- needle catheter
- vein
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- Expired - Fee Related
Links
- 210000003462 vein Anatomy 0.000 title claims abstract description 35
- 230000001681 protective effect Effects 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000001990 intravenous administration Methods 0.000 claims description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000000452 restraining effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000474 nursing effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to the technical field related to medical appliances, and provides a waterproof protective sleeve for a catheter of a vein indwelling needle, the waterproof venous indwelling needle catheter protective sleeve comprises a sleeve ring and two tightening sleeves, and is arranged in a conical shape, the two tightening sleeves are respectively and fixedly arranged on the two side ends of the lantern ring, when in use, the lantern ring is sleeved at the vein part of a user with a reserved indwelling needle, the sliding clamping mechanism releases the restraint of the elastic telescopic mechanism, and then, the elastic telescopic mechanism moves to enable the fixing piece to move towards the indwelling needle at the arm vein of the user, the fixing piece is limited and stabilized, the elastic telescopic mechanism drives the sliding clamping mechanism to move, when the fixing piece moves to a proper stable position, the sliding clamping mechanism restrains the elastic telescopic mechanism again, so that the stable state of the indwelling needle catheter at the vein is maintained.
Description
Technical Field
The utility model relates to the technical field related to medical appliances, in particular to a waterproof type vein indwelling needle catheter protective sleeve.
Background
The venous indwelling needle is a common medical appliance in nursing work, has the advantages of convenient use and the function of reducing the puncture times of patients, thereby reducing repeated puncture during clinical transfusion, reducing puncture pain of patients and workload of clinical nursing staff, and having wide application in current clinic.
In particular, in the face of the infant patient, the length of the remaining time of the intravenous indwelling needle and the comfort of the infant patient become the most concerned problems for nurses and parents, and the long venous indwelling needle is also the prerequisite for the successful use of the indwelling needle and the popularization.
Nowadays, the intravenous indwelling needle catheter is usually fixed by an adhesive tape, and due to factors such as friction in daily life, the adhesive tape may finally cause the intravenous indwelling needle catheter to fall off due to the curling, and thus, the ideal practical effect is often not achieved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a waterproof type vein indwelling needle catheter protective sleeve to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a waterproof type vein indwelling needle catheter protective sheath, includes the lantern ring, still includes:
the two tightening sleeves are arranged in a conical shape and are fixedly arranged on two side ends of the lantern ring respectively for tightening the arms of the user;
the two tightening rings are respectively sleeved on the peripheries of the tail ends of the two tightening sleeves and used for tightly attaching the tightening sleeves to the arms of a user, and the central axes of the tightening rings and the lantern rings are overlapped;
the fixing piece is movably arranged in the lantern ring through an elastic telescopic mechanism and is arranged in an arc shape, the central axis of the fixing piece is superposed with the central axis of the lantern ring, and the fixing piece is used for stabilizing an indwelling needle catheter at the arm vein of a user;
the sliding clamping mechanisms are arranged on the inner wall of the lantern ring and are provided with two groups, the sliding clamping mechanisms are connected with the elastic telescopic mechanisms and used for restraining the elastic telescopic mechanisms so as to change the stable force of the fixing piece on the indwelling needle catheter at the vein of the user.
As a further scheme of the utility model: the elastic telescopic mechanism comprises a sliding structure which is arranged on the inner wall of the lantern ring and connected with the sliding clamping mechanism and two groups of elastic structures which are connected with the sliding structure and the fixing piece;
the sliding structure comprises a telescopic rod arranged on the lantern ring in a sliding mode and a transverse plate fixed to one end, located on the inner side of the lantern ring, of the telescopic rod, the transverse plate is connected with the sliding clamping mechanism, and the fixing piece is arranged below the transverse plate through two groups of elastic structures.
As a still further scheme of the utility model: the elastic structure comprises a sleeve fixed at the lower part of the transverse plate, a sliding shaft fixed on the fixing piece and a spring arranged on the periphery of the sleeve and the sliding shaft in a sleeved mode;
one end of the spring is fixed with the lower part of the transverse plate, the other end of the spring is fixed with the fixing piece, the sleeve is hollow, and the sliding shaft is sleeved with the sliding shaft in a sliding mode.
As a still further scheme of the utility model: the sliding clamping mechanism comprises a driven structure which is arranged on the inner wall of the lantern ring and connected with the transverse plate and a thread assembly which is used for fixing the driven structure.
As a still further scheme of the utility model: a sliding groove is formed in the inner wall of the lantern ring, and the driven structure comprises a sliding block which is embedded in the sliding groove in a sliding mode and a connecting rod which is connected with the sliding block and the transverse plate.
As a still further scheme of the utility model: a deep hole is formed in the sliding block, a plurality of threaded holes with the same diameter as the deep hole are formed in the sliding groove at equal intervals, and threads are arranged on the threaded holes and the inner wall of the deep hole;
the threaded assembly comprises a bolt in threaded fit with the threaded hole and the deep hole, and the bolt penetrates through the threaded hole and enters the deep hole to fix the sliding block and the lantern ring.
Compared with the prior art, the utility model has the beneficial effects that:
1. the protective sleeve is convenient and quick to use, plays an effective waterproof protection role for an indwelling needle catheter at the vein of a user, and prevents the indwelling needle catheter from falling off in the daily activities of the user;
2. because the setting of slip block mechanism makes the mounting keep somewhere the firm dynamics of needle pipe to user's vein department have the adjustability, consequently also can supply the crowd that the arm thickness is different to use, has promoted the practicality of this protective sheath and application range's universality greatly to be suitable for and use widely.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is an isometric view of the present invention.
Fig. 2 is a partial cross-sectional view provided by the present invention.
Fig. 3 is an enlarged view of a structure at a in fig. 2.
Fig. 4 is an enlarged view of the structure at B in fig. 3.
Fig. 5 is a schematic view illustrating a connection state of the driven structure, the cross plate and the fixing member according to an embodiment of the utility model.
Fig. 6 is a front view provided by the present invention.
Fig. 7 is a left side view provided by the present invention.
In the figure: 1-lantern ring, 2-tightening sleeve, 3-tightening ring, 4-fixing piece, 5-telescopic rod, 6-transverse plate, 7-connecting rod, 8-spring, 9-sliding groove, 10-sliding block, 11-sleeve, 12-sliding shaft, 13-bolt and 14-threaded hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Example one
Referring to fig. 1 to 7, a waterproof intravenous indwelling needle catheter protecting sleeve provided by an embodiment of the present invention includes a collar 1, and further includes:
the two tightening sleeves 2 are arranged in a conical shape, and the two tightening sleeves 2 are respectively fixedly arranged on two side ends of the lantern ring 1 and used for tightening the arms of a user;
the number of the tightening rings 3 is two, the two tightening rings 3 are respectively sleeved on the peripheries of the tail ends of the two tightening sleeves 2 and used for enabling the tightening sleeves 2 to be tightly attached to the arms of a user, and the central axes of the tightening rings 3 and the lantern rings 1 are overlapped;
the fixing piece 4 is movably arranged in the lantern ring 1 through an elastic telescopic mechanism and is arranged in an arc shape, the central axis of the fixing piece 4 is overlapped with the central axis of the lantern ring 1, and the fixing piece 4 is used for stabilizing an indwelling needle catheter at the arm vein of a user;
and the sliding clamping mechanisms are arranged on the inner wall of the lantern ring 1 and are provided with two groups, and the sliding clamping mechanisms are connected with the elastic telescopic mechanisms and are used for restraining the elastic telescopic mechanisms so as to change the stable force of the fixing piece 4 on the indwelling needle catheter at the vein of the user.
It should be noted that, in order to ensure the comfort of the user during use, a soft sponge lining (not shown in the figure) is further disposed on the inner wall of the fixing member 4, so that the comfort of the user during use of the protective sheath is greatly improved;
in addition, the tightening sleeve 2 is made of waterproof material, and the tightening ring 3 is made of elastic rubber material, and the tightening ring form an elastic cuff.
In the embodiment of the utility model, when the retaining needle is used, the lantern ring 1 is sleeved at the vein part of a user where the retaining needle is reserved, the sliding clamping mechanism releases the restraint on the elastic telescopic mechanism, and then the elastic telescopic mechanism moves to enable the fixing piece 4 to move towards the retaining needle at the arm vein part of the user to limit and stabilize the retaining needle;
in the moving process of the fixing piece 4, the elastic telescopic mechanism drives the sliding clamping mechanism to move, and after the fixing piece 4 moves to a proper stable position, the sliding clamping mechanism restrains the elastic telescopic mechanism again, so that the stable state of the indwelling needle catheter at the vein is maintained;
in conclusion, on one hand, the protective sleeve is convenient and quick to use, plays an effective waterproof protection role on an indwelling needle catheter at the vein of a user, and prevents the indwelling needle catheter from falling off in the daily activities of the user;
on the other hand, because the setting of slip block mechanism, then make mounting 4 keep somewhere the firm dynamics of needle pipe to user's vein department have the adjustability, consequently also can supply the crowd that the arm thickness is different to use, promoted the practicality of this protective sheath and application range's universality greatly to be suitable for using widely.
Example two
As an embodiment of the present invention, the elastic telescopic mechanism includes a sliding structure mounted on the inner wall of the lantern ring 1 and connected with the sliding clamping mechanism, and two sets of elastic structures connecting the sliding structure and the fixing member 4;
the sliding structure comprises a telescopic rod 5 arranged on the lantern ring 1 in a sliding mode and a transverse plate 6 fixed to one end, located on the inner side of the lantern ring 1, of the telescopic rod 5, the transverse plate 6 is connected with the sliding clamping mechanism, and the fixing piece 4 is arranged below the transverse plate 6 through two groups of elastic structures.
In detail, a through hole for the telescopic rod 5 to pass through is formed in the lantern ring 1, and the transverse plate 6 is parallel to the central axis of the lantern ring 1.
In the embodiment of the utility model, after the lantern ring 1 is sleeved on the vein part of a user with a reserved indwelling needle, the telescopic rod 5 is pushed into the lantern ring 1, so that the fixing part 4 moves towards the indwelling needle at the arm vein of the user, and after the fixing part is contacted with the indwelling needle, the elastic structure moves to apply a certain elastic force to the fixing part 4, thereby realizing the effective elastic limiting and stabilizing function of the indwelling needle catheter at the vein of the user.
EXAMPLE III
As an embodiment of the present invention, the elastic structure includes a sleeve 11 fixed at the lower part of the transverse plate 6, a sliding shaft 12 fixed on the fixing member 4, and a spring 8 disposed around the sleeve 11 and the sliding shaft 12;
one end of the spring 8 is fixed with the lower part of the transverse plate 6, the other end of the spring is fixed with the fixing part 4, wherein the sleeve 11 is hollow, and the sliding shaft 12 is sleeved with the sleeve in a sliding manner.
In the embodiment of the present invention, during the movement of the fixing member 4 after contacting with the arm of the user, the sliding shaft 12 slides towards the inside of the sleeve 11, so that the spring 8 is compressed, thereby ensuring the effectiveness of the fixing member 4 in firmly limiting the indwelling needle catheter during the use.
Example four
As an embodiment of the present invention, the sliding engagement mechanism includes a driven structure mounted on an inner wall of the collar 1 and connected to the cross plate 6, and a screw assembly for fixing the driven structure.
In the embodiment of the present invention, it is added that the driven structure moves along with the movement of the transverse plate 6, and when the transverse plate 6 moves to a proper position, that is, when the fixing member 4 has a proper degree of fixing strength to the indwelling needle catheter at the vein of the user, the screw assembly fixes the driven structure, so that the state of the fixing member 4 is maintained at this time.
EXAMPLE five
As an embodiment of the present invention, a sliding slot 9 is opened on the inner wall of the lantern ring 1, and the driven structure includes a sliding block 10 which is slidably embedded in the sliding slot 9 and a connecting rod 7 which connects the sliding block 10 and the transverse plate 6;
and two ends of the connecting rod 7 are respectively hinged with the transverse plate 6 and the sliding block 10.
In the embodiment of the present invention, when the transverse plate 6 moves towards the central axis of the collar 1, it drives the slider 10 to slide in the sliding slot 9 through the connecting rod 7 until the fixing member 4 moves to a proper position, the screw assembly fixes the slider 10 and the collar 1, so that finally the compression amount of the spring 8 remains unchanged.
EXAMPLE six
As an embodiment of the present invention, a deep hole is formed on the slider 10, a plurality of threaded holes 14 having the same diameter as the deep hole are equidistantly formed in the sliding groove 9, and threads are respectively disposed on the threaded holes 14 and the inner wall of the deep hole;
the threaded assembly comprises a bolt 13 in threaded fit with the threaded hole 14 and the deep hole, and the bolt 13 is used for penetrating through the threaded hole 14 and entering the deep hole so as to fix the slide block 10 and the collar 1.
Further, the threads in the threaded hole 14 and the deep hole are matched with the threads on the bolt 13, and the thread parameters and the specification of the bolt 13 are not specifically limited in this application and can be selected according to actual requirements.
In the embodiment of the present invention, when the slide block 10 slides in the slide slot 9, when the deep hole on the slide block 10 coincides with the threaded hole 14 and the position of the fixing member 4 is proper, the bolt 13 is screwed into the threaded hole 14 and the deep hole, so that the slide block 10 is fixed, the compression amount of the spring 8 is constant, and the elastic force of the fixing member 4 to the vein of the user is constant.
Taking an embodiment combining all the features described in the present application as an example, in actual use, the lantern ring 1 is sleeved on a vein part where a remaining needle is reserved, the bolt 13 is screwed out, the telescopic rod 5 drives the fixing member to move towards the central axis direction of the lantern ring 1 through the transverse plate 6, then the spring 8 is compressed, in the process, the slider 10 slides in the chute 9, when the deep hole on the slider 10 is overlapped with the threaded hole 14 and the position of the fixing member 4 is proper, the bolt 13 is screwed into the threaded hole 14 and the deep hole, so that the slider 10 is fixed, and the elastic force of the fixing member 4 on the vein part of the user is constant.
The waterproof protective sleeve for the vein indwelling needle catheter provided by the utility model is convenient and quick to use, has an effective protective effect on the indwelling needle catheter at the vein of a user, and prevents the indwelling needle catheter from falling off in the daily activities of the user.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a waterproof type vein indwelling needle pipe protective sheath, includes lantern ring (1), its characterized in that still includes:
the two tightening sleeves (2) are arranged in a conical shape, and the two tightening sleeves (2) are respectively fixedly arranged on two side ends of the lantern ring (1) and used for tightening the arms of a user;
the two tightening rings (3) are also arranged, the two tightening rings (3) are respectively sleeved on the peripheries of the tail ends of the two tightening sleeves (2) and used for enabling the tightening sleeves (2) to be tightly attached to the arms of a user, and the central axes of the tightening rings (3) and the lantern ring (1) are overlapped;
the fixing piece (4) is movably arranged in the lantern ring (1) through an elastic telescopic mechanism and is in an arc shape, the central axis of the fixing piece (4) is overlapped with the central axis of the lantern ring (1), and the fixing piece (4) is used for stabilizing an indwelling needle catheter at the arm vein of a user;
the sliding clamping mechanisms are arranged on the inner wall of the lantern ring (1) and are provided with two groups, and the sliding clamping mechanisms are connected with the elastic telescopic mechanisms and used for restraining the elastic telescopic mechanisms so as to change the stable force of the fixing piece (4) on the indwelling needle catheter at the vein of the user.
2. The water-proof intravenous indwelling needle catheter protective sheath of claim 1, wherein the elastic telescoping mechanism comprises a sliding structure mounted on the inner wall of the collar (1) and connected with the sliding and clamping mechanism and two sets of elastic structures connecting the sliding structure and the fixing member (4);
the sliding structure comprises a telescopic rod (5) arranged on the lantern ring (1) in a sliding mode and a transverse plate (6) fixed to one end, located on the inner side of the lantern ring (1), of the telescopic rod (5), the transverse plate (6) is connected with the sliding clamping mechanism, and the fixing piece (4) is arranged below the transverse plate (6) through two groups of elastic structures.
3. The water-proof type vein indwelling needle catheter protective sleeve according to claim 2, wherein the elastic structure comprises a sleeve (11) fixed at the lower part of the transverse plate (6), a sliding shaft (12) fixed on the fixing part (4), and a spring (8) arranged on the periphery of the sleeve (11) and the sliding shaft (12);
one end of the spring (8) is fixed with the lower part of the transverse plate (6), the other end of the spring is fixed with the fixing part (4), the sleeve (11) is hollow, and the sliding shaft (12) is sleeved with the sliding shaft in a sliding mode.
4. A water resistant intravenous indwelling needle catheter protection sheath according to claim 2, wherein the sliding snap fit mechanism comprises a follower mounted on the inner wall of the collar (1) and connected to the cross plate (6) and a screw assembly for securing the follower.
5. The waterproof type vein indwelling needle catheter protective sleeve according to claim 4, wherein a sliding groove (9) is formed on the inner wall of the sleeve ring (1), and the driven structure comprises a sliding block (10) which is slidably embedded in the sliding groove (9) and a connecting rod (7) which connects the sliding block (10) and the transverse plate (6);
two ends of the connecting rod (7) are respectively hinged with the transverse plate (6) and the sliding block (10).
6. The waterproof type vein indwelling needle catheter protective sleeve according to claim 5, wherein a deep hole is formed in the sliding block (10), a plurality of threaded holes (14) with the same diameter as the deep hole are formed in the sliding groove (9) at equal intervals, and threads are formed on the threaded holes (14) and the inner wall of the deep hole;
the threaded assembly comprises a bolt (13) in threaded fit with the threaded hole (14) and the deep hole, and the bolt (13) is used for penetrating through the threaded hole (14) and entering the deep hole so as to fix the sliding block (10) and the lantern ring (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121718297.7U CN215585059U (en) | 2021-07-27 | 2021-07-27 | Waterproof type vein indwelling needle catheter protective sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121718297.7U CN215585059U (en) | 2021-07-27 | 2021-07-27 | Waterproof type vein indwelling needle catheter protective sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215585059U true CN215585059U (en) | 2022-01-21 |
Family
ID=79879223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121718297.7U Expired - Fee Related CN215585059U (en) | 2021-07-27 | 2021-07-27 | Waterproof type vein indwelling needle catheter protective sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215585059U (en) |
-
2021
- 2021-07-27 CN CN202121718297.7U patent/CN215585059U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220121 |