CN219166607U

CN219166607U - Novel suture anchor nail imbedding instrument under shoulder arthroscope

Info

Publication number: CN219166607U
Application number: CN202223470301.XU
Authority: CN
Inventors: 罗旺林
Original assignee: SHANGHAI JIADING DISTRICT ANTING HOSPITAL
Current assignee: SHANGHAI JIADING DISTRICT ANTING HOSPITAL
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-06-13
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a novel suture anchor embedding instrument under a shoulder arthroscope, and relates to the field of surgical instruments. A novel shoulder arthroscopic corded anchor insertion instrument comprising: an injector gun housing; the injector handle is fixedly connected to the lower side of the injector gun shell; an injector gun chamber fixedly connected in the injector gun shell, and one end far away from the injector handle extends out of the injector gun shell; an implanter metal rod slidingly connected in the implanter bore; compared with the prior art, the novel anchor nail does not need to be opened by the Kirschner wire, and then the anchor nail is put in after the opening is found, so that the anchor nail inserter can integrally put the anchor nail in bone, the operation steps are reduced, the operation time is saved, bleeding in the operation is reduced, and the operation satisfaction is effectively improved.

Description

Novel suture anchor nail imbedding instrument under shoulder arthroscope

Technical Field

The utility model belongs to the technical field of surgical instruments, and particularly relates to a novel suture anchor embedding instrument under a shoulder arthroscope.

Background

The rotator cuff is a sleeve-like tendon structure formed by the tendons of the subscapular muscle, the supraspinatus muscle, the subscapular muscle and the small circular muscle on the humerus, the rotator cuff injury is a clinically common shoulder joint disease, is well caused by heavy physical workers and sports athletes, is caused by internal or external impact under the shoulder, biological unbalance, ischemia degeneration of the tendons and the like, and is caused by shoulder joint pain and shoulder joint dysfunction, the rotator cuff injury usually occurs at the supraspinatus dead center, the short time is shortened to the crypt below the acromioclavicular joint, most of the tears have not only transverse lines but also longitudinal cracks, so that the tears are oval or triangular, and the rotator cuff repair operation is an effective treatment mode for treating the rotator cuff injury.

Along with the progress and development of medical technology, arthroscopic surgery is gradually used for orthopedic treatment, the advantages of small trauma, quick recovery and the like are also valued by clinical workers and patients, satisfactory postoperative curative effects can be achieved by arthroscopic rotator cuff suture repair, suture of an anchor is needed mainly for arthroscopic rotator cuff suture, a novel anchor needs to be firstly provided with an anchor opening under a arthroscopic joint, then the anchor is placed in the anchor, the opening can not be found by shaking of the arthroscope, or the opening needs to be found for a long time, operation steps are increased, operation time is increased, and an integrated opening and anchor placing device is not needed.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects in the prior art and provide a novel shoulder arthroscope with-line anchor insertion instrument which can overcome the problems or at least partially solve the problems.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: a novel shoulder arthroscopic corded anchor insertion instrument comprising: an injector gun housing; the injector handle is fixedly connected to the lower side of the injector gun shell; an injector gun chamber fixedly connected in the injector gun shell, and one end far away from the injector handle extends out of the injector gun shell; an implanter metal rod slidingly connected in the implanter bore; the diameters of the cavity of the gun chamber of the implanter and the metal rod of the implanter are consistent with the diameters of the rivets; a through hole is vertically formed in the imbedding gun shell, and a first through groove matched with the through hole is vertically formed in the position of the imbedding gun chamber in the imbedding gun shell; and the wrench is rotationally connected in the through hole and the first through groove through the rotating shaft.

In order to facilitate placement of rivets and exposure of suture lines, further, a rivet placing port is formed in the upper side of one end, far away from the gun shell, of the gun chamber of the implanter, a liftable implanter shell is connected at the rivet placing port of the gun chamber through torsion springs in a rotating mode, and threading holes are formed in the liftable implanter shell.

In order to facilitate that the upper surface of the liftable imbedding device shell and the upper surface of the imbedding device bore are positioned on the same plane, further, grooves are formed on two sides of the imbedding device bore, which are positioned at the rivet placing opening, and the depth of the grooves is the same as the thickness of the liftable imbedding device shell.

In order to facilitate the quick pull-back of the metal rod of the imbedding device to the initial position, further, the upper end of the wrench is fixedly connected with a push rod, and the push rod is connected with the adjacent end of the metal rod of the imbedding device through a tension rope.

In order to facilitate the metal rod of the implanter to return to the initial position more fully, the end part of the metal rod of the implanter is prevented from influencing the installation of the rivet, and further, a second through groove is formed in one end, close to the push rod, of the metal rod of the implanter.

In order to facilitate improvement of comfort level of holding the handle of the implanter by medical staff, further, one side of the handle of the implanter, which is close to the wrench, is provided with a plurality of arc concave surfaces.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects: compared with the prior art, the novel anchor nail can be arranged without opening a Kirschner wire, then the anchor nail is put in after the opening is searched, so that the anchor nail can be integrally put in bone by the anchor nail injector, the operation steps are reduced, the operation time is saved, bleeding in the operation is reduced, and the operation satisfaction is effectively improved.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

FIG. 1 is a schematic illustration of a novel shoulder arthroscope suture anchor insertion instrument according to the present utility model;

FIG. 2 is a schematic diagram of a second embodiment of a novel suture anchor placement device under a shoulder arthroscope according to the present utility model;

FIG. 3 is a schematic view of a novel shouldered suture anchor placement instrument with an injector bore, wrench, and pushrod according to the present utility model;

FIG. 4 is a schematic view of an exploded view of a novel shoulder arthroscope with a wired anchor insertion instrument according to the present utility model;

fig. 5 is a schematic structural view of a portion a of the novel shoulder arthroscope suture anchor insertion device according to the present utility model shown in fig. 3.

In the figure: 1. an injector gun housing; 101. a through port; 2. an introducer handle; 201. an arc-shaped concave surface; 3. an injector bore; 301. a groove; 302. a liftable inserter housing; 303. a threading hole; 304. a first through groove; 4. an embedder metal rod; 401. a second through slot; 5. a wrench; 501. a push rod; 502. tension ropes.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

Example 1:

1-5, a novel shoulder arthroscopic corded anchor insertion instrument comprising: an injector gun housing 1; the imbedding device handle 2 is fixedly connected to the lower side of the imbedding device gun shell 1; an injector gun bore 3 fixedly connected in the injector gun housing 1, and one end far away from the injector handle 2 extends out of the injector gun housing 1; an implanter metal rod 4 slidingly connected in the implanter bore 3; the diameters of the cavity of the injector bore 3 and the metal rod 4 of the injector are consistent with the diameters of the rivets; a through hole 101 is vertically formed in the imbedding gun shell 1, and a first through groove 304 matched with the through hole 101 is vertically formed in the position of the imbedding gun chamber 3 in the imbedding gun shell 1; the wrench 5 is rotationally connected in the through hole 101 and the first through groove 304 through a rotating shaft;

the rivet placing port is formed in the upper side of one end, far away from the injector gun shell 1, of the injector gun chamber 3, the rivet placing port of the injector gun chamber 3 is rotatably connected with an openable injector shell 302 through a torsion spring, and a threading hole 303 is formed in the openable injector shell 302.

The following is a method for applying a novel anchor to repair the rotator cuff injury of supraspinatus injury under a shoulder arthroscope:

the first step: firstly, according to the physical state of a patient and the decision of an anesthesiologist, general anesthesia is generally adopted for the patient, the patient is placed in a lateral position, a plastic cushion, a waist cushion and a strap are used for protecting and fixing a bone mark of the patient, the shoulder joint area is exposed after the arm of the patient is wrapped, the arm is placed in a 45-degree abduction position and a 0-degree front buckling position by a sterile traction suspension device, and conventional disinfection towel spreading is carried out; and a second step of: during operation, 3 arthroscope inlets are generally formed, the middle operation inlet is positioned at the 3cm position of the outer edge of the acromion, namely the middle part of the rotator cuff tear, the rear observation inlet is positioned at the 1cm position of the outer edge of the acromion, namely the rear lip of the rotator cuff tear pad, and the distance between the observation inlet and the middle operation inlet is at least 2cm, so that collision is prevented, and the arthroscope is used for cleaning the shoulder joint and performing the rotator cuff shaping operation in advance;

and a third step of: carefully probing the tear to confirm the damaged level of the rotator cuff, firstly releasing the subspina muscle, then forward releasing the supraspinatus muscle, trimming the free tendon end to form a fresh edge, obtaining tissue with sufficient strength, placing one or two novel threaded anchors into bone, when using the placement device, firstly holding the placement handle 2 by medical staff, then moving the placement metal rod 4 to the innermost end of the placement gun shell 1, then opening the liftable placement shell 302, installing the novel anchors at the port of the placement gun bore 3 through the rivet placement opening, and passing the non-absorbable braided suture inserted on the novel rivets through the threading hole 303, exposing the non-absorbable braided suture, then enabling the medical staff to hold the placement device, enabling the port of the placement gun bore 3 to be aligned at the tendon dead point, and buckling the wrench 5, enabling the wrench 5 to place the novel rivets into bone through the placement metal rod 4, then enabling the wrench 5 and the placement metal rod 4 to return, carrying out the novel rivet placement again, and then enabling all the two strands of suture anchors to be transversely clamped in the bone, thereby enabling the suture to be stitched in the four tendons;

fourth step: the C-arm X-ray machine is used for performing perspective inspection in operation to ensure that a new anchor is attached under cortical bone, so as to ensure good position, an arthroscope is penetrated into a shoulder joint to reevaluate the repair condition of the rotator cuff injury, the wound is sewn layer by layer, and a sterile auxiliary material is wrapped to cover the wound, so that the operation on the rotator cuff injury can be completed.

Example 2:

referring to fig. 1-5, a novel shoulder arthroscopic, band wire anchor insertion instrument is substantially the same as example 1, further: grooves 301 are formed in the two sides of the rivet placing port of the implanter gun chamber 3, the depth of the grooves 301 is the same as the thickness of the liftable implanter shell 302, and by means of the arrangement of the grooves 301, when the liftable implanter shell 302 is covered, the upper surface of the liftable implanter shell 302 and the upper surface of the implanter gun chamber 3 are located on the same plane, so that the flatness of the implanter gun chamber 3 is improved;

the upper end of the wrench 5 is fixedly connected with a push rod 501, one end of the push rod 501 adjacent to the metal rod 4 of the implanter is connected with the end of the metal rod 4 of the implanter through a tension rope 502, when a medical staff buckles the wrench 5, the metal rod 4 of the implanter can be pushed up through the push rod 501, so that a rivet can be ejected out of the bore 3 of the implanter, and when the wrench 5 is rotated, the metal rod 4 of the implanter can be pulled back to an initial position through the tension rope 502 to be in a loading state so as to be used again;

the second through groove 401 is formed in the end, close to the push rod 501, of the metal rod 4 of the implanter, and the push rod 501 can slide in the second through groove 401 by forming the second through groove 401 in the metal rod 4 of the implanter, so that the metal rod 4 of the implanter can more fully return to the initial position, and the end of the metal rod 4 of the implanter is prevented from affecting the installation of rivets;

the one side that is close to spanner 5 of the ware handle 2 of putting into is equipped with a plurality of arc concave surfaces 201, through setting up arc concave surface 201 in the one side of putting into ware handle 2 class spanner 5, when medical personnel hand the ware handle 2 of putting into, medical personnel's finger can hold on arc concave surface 201 to improve medical personnel and hold the comfort level of putting into ware handle 2.

Compared with the prior art, the novel anchor nail can be placed into the bone after the opening is searched without opening a Kirschner wire through the arrangement of the injector gun shell 1, the injector handle 2, the injector gun chamber 3, the injector metal rod 4, the liftable injector shell 302 and the threading hole 303, so that the anchor nail injector can integrally place the anchor nail into the bone, the operation steps are reduced, the operation time is saved, the bleeding in the operation is reduced, and the operation satisfaction is effectively improved.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way, although the present utility model has been described in the preferred embodiments, and is not limited thereto.

Claims

1. A novel shoulder arthroscopic corded anchor insertion instrument comprising:

an injector gun housing (1);

an injector handle (2) fixedly connected to the lower side of the injector gun case (1);

an injector gun chamber (3) fixedly connected in the injector gun shell (1), and one end far away from the injector handle (2) extends out of the injector gun shell (1);

an implanter metal rod (4) slidingly connected in the implanter bore (3);

the diameters of the cavity of the gun chamber (3) of the imbedding device and the metal rod (4) of the imbedding device are consistent with the diameters of the rivets;

a through hole (101) is vertically formed in the injector gun shell (1), and a first through groove (304) matched with the through hole (101) is vertically formed in the position of the injector gun chamber (3) in the injector gun shell (1);

the spanner (5) is rotationally connected in the through hole (101) and the first through groove (304) through a rotating shaft.

2. The novel shoulder arthroscopic corded anchor insertion instrument of claim 1 wherein: the rivet placing port is formed in the upper side of one end, far away from the gun shell (1), of the gun chamber (3), a liftable type implanter shell (302) is connected to the rivet placing port of the gun chamber (3) through torsion springs in a rotating mode, and threading holes (303) are formed in the liftable type implanter shell (302).

3. The novel shoulder arthroscopic corded anchor insertion instrument of claim 2 wherein: grooves (301) are formed in the two sides of the gun chamber (3) of the implanter, which are located at the rivet placing opening, and the depth of the grooves (301) is the same as the thickness of the liftable implanter shell (302).

4. The novel shoulder arthroscopic corded anchor insertion instrument of claim 1 wherein: the upper end of the wrench (5) is fixedly connected with a push rod (501), and one end of the push rod (501) adjacent to the metal rod (4) of the imbedding device is connected with the end of the metal rod through a tension rope (502).

5. The novel shoulder arthroscopic corded anchor insertion instrument of claim 4 wherein: and a second through groove (401) is formed in one end, close to the push rod (501), of the metal rod (4) of the imbedding device.

6. The novel shoulder arthroscopic corded anchor insertion instrument of claim 1 wherein: a plurality of arc-shaped concave surfaces (201) are arranged on one side, close to the wrench (5), of the imbedding device handle (2).