CN211535165U

CN211535165U - High-strength fixing bandage for sternal closure

Info

Publication number: CN211535165U
Application number: CN201922388322.9U
Authority: CN
Inventors: 刘宏; 韦冬; 谈健
Original assignee: Changzhou Waston Medical Appliance Co Ltd
Current assignee: Changzhou Huasen Medical Instrument Co.,Ltd.
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-09-22
Anticipated expiration: 2029-12-26

Abstract

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a high strength breastbone folds and uses fixed ribbon, ribbon tapered end and the flexible area body including interconnect, be equipped with the lockhole on the ribbon tapered end, the flexible area body is including the area body, the area body is equipped with connecting portion in the one end of being connected with the ribbon tapered end, is equipped with the fixed part in the one end of keeping away from the ribbon tapered end, connecting portion include connecting portion one and connecting portion two, connecting portion one and connecting portion two are located the both sides of lockhole respectively, are convenient for reduce the thickness of ribbon tapered end, after the area body inserts the lockhole, fix through the cooperation between fixed part and the lockhole. The utility model discloses a ribbon sets up the lockhole of ribbon tapered end between connecting portion one and connecting portion two, has reduced the thickness of ribbon tapered end to effectively avoid causing damage, infection because of producing too much friction to tissues on every side, be favorable to alleviateing patient's uncomfortable sense moreover.

Description

High-strength fixing bandage for sternal closure

Technical Field

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a high strength sternum folds and uses fixed ribbon.

Background

With the continuous improvement of the medical technology level, the operation rate of the median thoracotomy is higher and higher, and most heart, pericardium and partial mediastinum operations involve the median thoracotomy. In the early mid-thoracotomy, the sternum is bound by the metal wire mostly when closed, but the sternum is very easy to cut and damage due to the thin metal wire, so that severe complications such as poor sternum healing, mediastinal infection and the like are caused, and the postoperative mortality is increased. Moreover, a series of problems such as bleeding and fracture of the marrow cavity and tissues are easily caused. Although the later developed cable ties can effectively avoid many adverse effects caused by the thinner wires, there are still many problems.

Chinese patent document CN106798585A discloses a bandage for sternal median incision suture fixation, which comprises a flexible band and a hook-shaped suture needle, wherein the flexible band comprises a front part and a rear part which are connected, one end of the front part far away from the rear part is connected with the tail part of the hook-shaped suture needle, one end of the rear part far away from the front part is connected with a fastening device, the front part is a vertebral body with a gradually reduced section size along the direction far away from the rear part, and the inner side of the rear part is provided with a unidirectional tooth socket matched with the fastening device. As is clear from fig. 1 of the patent document, the thickness of the fastening device is twice or more of that of the flexible band, and the fastening device has a substantially square structure, and after the sternum is tied, the fastening device protrudes more from the sternum regardless of whether the left side (left side in fig. 1) or the upper side (upper side in fig. 1) is oriented forward, and rubs the surrounding tissues, which is likely to cause injury or infection, and further, the fat tissue in front of the sternum is very thin, which causes a large discomfort.

SUMMERY OF THE UTILITY MODEL

In order to reduce the painful sense that current sternum folds and causes with the ribbon, uncomfortable sense, the utility model provides a high strength sternum folds and uses fixed ribbon, sets up between connecting portion one and connecting portion two through the lockhole with the ribbon tapered end, has reduced the thickness of ribbon tapered end to effectively avoid causing damage, infection because of producing too much friction to surrounding tissue, be favorable to alleviateing patient's uncomfortable sense moreover.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a high strength sternum folds with fixed ribbon, includes interconnect's ribbon tapered end and the flexible area body, be equipped with the lockhole on the ribbon tapered end, the flexible area body is including the area body, the area body is equipped with connecting portion in the one end of being connected with the ribbon tapered end, is equipped with the fixed part in the one end of keeping away from the ribbon tapered end, connecting portion include connecting portion one and connecting portion two, connecting portion one and two both sides that are located the lockhole respectively of connecting portion one, are convenient for reduce the thickness of ribbon tapered end, after the area body inserts the lockhole, fix through the cooperation between fixed part and the lockhole.

Specifically, the fixing part is provided with a plurality of first sawteeth, and the locking hole is internally provided with a plurality of second sawteeth meshed with the first sawteeth, so that the fixing part can be conveniently and firmly fixed in the locking hole through the meshing of the first sawteeth and the second sawteeth after being inserted into the locking hole.

Specifically, the fixing portion is provided with a first sawtooth on one side surface or a first sawtooth on both side surfaces.

Specifically, above-mentioned connecting portion still include the connecting portion three that is located between connecting portion one and the connecting portion two, the one end of connecting portion three flushes with the bottom surface of lockhole, and the other end has the slope that extends to the upper surface of area body, is convenient for make the fixed part pass the lockhole.

Specifically, the number of the second sawteeth is 2-10.

Specifically, the number of the second sawteeth is 6-8.

Specifically, above-mentioned area body is equipped with the portion of inserting of being connected with the fixed part, the thickness of portion of inserting reduces from the junction gradually, is convenient for guide fixed part to insert the lockhole.

Specifically, the strap body is provided with a hard hook connected with the fixing part, so that puncture guidance is provided for the flexible strap body.

Specifically, the width of the belt body is 2-10mm, and the thickness of the belt body is 0.5-3 mm.

Specifically, the width of the belt body is 4-6-mm, and the thickness of the belt body is 1-3 mm.

The utility model has the advantages that:

(1) the utility model arranges the lock hole of the ribbon lock between the first connecting part and the second connecting part, which reduces the thickness of the ribbon lock, thereby effectively avoiding the damage and infection caused by excessive friction to the surrounding tissues and being beneficial to reducing the uncomfortable feeling of the patient;

(2) the connecting part of the ribbon comprises the first connecting part and the second connecting part, so that stable fixation can be realized, and the strength is high;

(3) the utility model discloses a ribbon adopts the mode of sawtooth meshing to realize fixedly, and sawtooth one sets up on the side of fixed part, can guarantee fixed strength under the prerequisite of the flexible area body thickness of minimizing.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a top view of the strap fixing portion of the present invention with serrations on both sides and a hard hook;

FIG. 3 is a schematic view of the present invention tie with a hard hook;

in the figure: a ribbon lock head; 11. a lock hole; 2. a belt body; 211. a first connecting part; 212. a second connecting part; 2131. a slope; 22. a fixed part; 221. a first sawtooth; 24. an insertion portion; 25. a hard hook.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The utility model provides a high strength sternum is foldd and is used fixed ribbon, as shown in fig. 1, including interconnect's ribbon tapered end 1 and the flexible area body, be equipped with lockhole 11, its characterized in that on the ribbon tapered end 1: the flexible area body is equipped with connecting portion including taking body 2, the one end of taking body 2 to be connected with ribbon lock 1, is equipped with fixed part 22 in the one end of keeping away from ribbon lock 1, and connecting portion include connecting portion one 211 and connecting portion two 212, and connecting portion one 211 and connecting portion two 212 are located the both sides of lockhole 11 respectively, are convenient for reduce the thickness of ribbon lock 1, take body 2 to insert behind the lockhole 11, fix through the cooperation between fixed part 22 and the lockhole 11.

The lockhole 11 of ribbon tapered end 1 sets up between connecting portion one 211 and connecting portion two 212, and connecting portion one 211 and connecting portion two 212 set up the both sides in the direction of height of lockhole 11 promptly, have reduced ribbon tapered end 1's thickness, can effectively avoid causing damage, infection because of producing too much friction to surrounding tissue, are favorable to alleviateing patient's uncomfortable sense moreover.

When the sternum is closed, after the flexible band body of the band is guided to bypass the back of the sternum, the fixing part 2221 is inserted into the locking hole 11 and is retracted to the tightest position, and the fixing is realized through the matching between the fixing part 22 and the locking hole 11, so that the redundant part is reduced, and the sternum closing and fixing are completed. In a specific embodiment, the engagement between the fixing portion 22 and the locking hole 11 may be any manner that can achieve a secure fit, such as a snap fit, an engagement, or the like.

In a specific embodiment, as shown in fig. 1, the fixing portion 22 is provided with a plurality of saw teeth one 221, and the locking hole 11 is provided with a plurality of saw teeth two engaged with the saw teeth one 221, so that the fixing portion 22 is firmly fixed in the locking hole 11 by the engagement of the saw teeth one 221 and the saw teeth two after being inserted into the locking hole 11. The first saw teeth 221 and the second saw teeth are arranged to enable the fixing portion 22 to be smoothly inserted into the locking hole 11 but not to be withdrawn from the locking hole 11, and specifically, the length of the side of each first saw tooth 221 close to the side of the band lock head 1 is smaller than the length of the side of each first saw tooth 221 far away from the side of the band lock head 1.

When the sternum is closed, after the flexible band body of the guiding band bypasses the back of the sternum, the fixing part 22 is inserted into the locking hole 11 and is retracted to the tightest position, the fixing is realized through the matching between the first saw teeth 221 and the second saw teeth, the redundant part is reduced, and the sternum closing and fixing are completed.

In a specific embodiment, as shown in fig. 1 and 2, the fixing portion 22 is provided with a saw tooth 221 on one side or a saw tooth 221 on both sides. The first saw teeth 221 are disposed on the side surface of the fixing portion 22 (i.e., the surface of the fixing portion 22 exhibiting the thickness), so as to facilitate the arrangement of deeper saw teeth and increase the fixing firmness.

In a specific embodiment, as shown in fig. 1, the connecting portion further includes a third connecting portion located between the first connecting portion 211 and the second connecting portion 212, one end of the third connecting portion is flush with the bottom surface of the locking hole 11, and the other end of the third connecting portion has a slope 2131 extending toward the upper surface of the belt body 2, so as to facilitate the fixing portion 22 to pass through the locking hole 11.

In a specific embodiment, the number of the second sawteeth is 2-10.

In a specific embodiment, the number of the second sawteeth is 6-8.

In a specific embodiment, as shown in fig. 1, the strap body 2 is provided with an insertion portion 24 connected to the fixing portion 22, and the thickness of the insertion portion 24 is gradually reduced from the connection portion to facilitate guiding the fixing portion 22 to be inserted into the locking hole 11.

In one embodiment, as shown in fig. 2-3, the body 2 of the leash is provided with a rigid hook 25 connected to the anchor portion 22 to provide puncture guidance for the flexible leash. In a specific embodiment, the head of the hard hook 25 is narrowed to facilitate penetration, and the hard hook 25 may be made of a material that does not cause allergy, such as titanium alloy.

When the sternum is closed, the joint of the hard hook 25 and the fixing part 22 is clamped by an operating forceps, the hard hook 25 is inserted from one side of the cut sternum and is inserted from the other side, then the hard hook 25 is cut off, the band body 2 is inserted through the locking hole 11, the first saw teeth 221 are meshed with the second saw teeth, the band body 2 is retracted to the tightest position, the redundant part is reduced, and the sternum closing and fixing are completed.

In one particular embodiment, as shown in fig. 2, the belt body 2 has a width of 2 to 10mm and a thickness of 0.5 to 3 mm.

In one particular embodiment, as shown in fig. 2, the belt body 2 has a width of 4 to 6mm and a thickness of 1 to 3 mm.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a high strength breastbone is foldd and is used fixed ribbon, includes interconnect's ribbon tapered end (1) and the flexible area body, be equipped with lockhole (11), its characterized in that on ribbon tapered end (1): the flexible area body is including taking body (2), the one end of taking body (2) to be connected with ribbon lock (1) is equipped with connecting portion, is equipped with fixed part (22) in the one end of keeping away from ribbon lock (1), connecting portion include connecting portion one (211) and connecting portion two (212), connecting portion one (211) and connecting portion two (212) are located the both sides of lockhole (11) respectively, are convenient for reduce the thickness of ribbon lock (1), the cooperation between fixed part (22) and lockhole (11) is fixed after taking body (2) to insert lockhole (11).

2. The high strength sternal closure fixation strap of claim 1, wherein: the fixing part (22) is provided with a plurality of first sawteeth (221), and the locking hole (11) is internally provided with a plurality of second sawteeth meshed with the first sawteeth (221), so that the fixing part (22) can be firmly fixed in the locking hole (11) through the meshing of the first sawteeth (221) and the second sawteeth after being inserted into the locking hole (11).

3. The high strength sternal closure fixation strap of claim 2, wherein: the fixing portion (22) is provided with a first sawtooth (221) on one side surface or a first sawtooth (221) on both side surfaces.

4. The high strength sternal closure fixation strap of claim 1, wherein: the connecting part further comprises a third connecting part positioned between the first connecting part (211) and the second connecting part (212), one end of the third connecting part is flush with the bottom surface of the lock hole (11), and the other end of the third connecting part is provided with a slope (2131) extending towards the upper surface of the belt body (2), so that the fixing part (22) can conveniently penetrate through the lock hole (11).

5. The high strength sternal closure fixation tie of any one of claims 2 to 3, wherein: the number of the second sawteeth is 2-10.

6. The high strength sternal closure fixation strap of claim 5, wherein: the number of the second sawteeth is 6-8.

7. The high strength sternal closure fixation strap of claim 1, wherein: be equipped with on area body (2) and insert portion (24) of being connected with fixed part (22), the thickness of insert portion (24) reduces from the junction gradually, is convenient for guide fixed part (22) and inserts lockhole (11).

8. The high strength sternal closure fixation strap of claim 1, wherein: the band body (2) is provided with a hard hook (25) connected with the fixing part (22), so that puncture guide is provided for the flexible band body.

9. The high strength sternal closure fixation strap of claim 1, wherein: the width of the belt body (2) is 2-10mm, and the thickness is 0.5-3 mm.

10. The high strength sternal closure fixation strap of claim 9, wherein: the width of the belt body (2) is 4-6mm, and the thickness is 1-3 mm.