CN215306196U - Shoulder arthroscope lower joint capsule opener - Google Patents
Shoulder arthroscope lower joint capsule opener Download PDFInfo
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- CN215306196U CN215306196U CN202023317689.0U CN202023317689U CN215306196U CN 215306196 U CN215306196 U CN 215306196U CN 202023317689 U CN202023317689 U CN 202023317689U CN 215306196 U CN215306196 U CN 215306196U
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Abstract
The utility model provides a shoulder arthroscope lower joint capsule opener, belonging to the technical field of shoulder arthroscope lower joint capsule opener, comprising: the device comprises a sleeve, a push rod, an electric push mechanism, a first opening clamping plate, a second opening clamping plate, a first joint capsule external stretching piece, a second joint capsule external stretching piece, a first connecting rod and a second connecting rod. The utility model solves the problems that the joint part is opened by a forceps and the joint capsule in the joint is stretched outwards by the conventional joint spreader, so that the joint has enough space for operation, but common instruments such as a clamp can cause great damage to the joint capsule, and meanwhile, the clamping force and time of medical staff cannot be ensured, and the problems of time consumption and labor consumption are solved.
Description
The technical field is as follows:
the utility model belongs to the technical field of arthroscopic shoulder joint capsule opening, and particularly relates to an arthroscopic shoulder joint capsule opener.
Background art:
the shoulder joint refers to the portion of the body where the upper limbs are connected to the trunk, including the upper arm, armpit, precordial region, and the back region where the scapula is located. The joint is composed of a scapula glenoid and a humerus head, belongs to a ball-and-socket joint, and is the largest and most flexible joint of the upper limb. The joint capsule is relatively loose and adheres to the glenoid rim and anatomical neck. The synovial membrane layer of the joint cavity bulges through the fibrous layer to form the subscapular synovial capsule and the intertubercular synovial sheath for wrapping the long head tendon of the biceps brachii.
In the shoulder joint operation process, need the doctor to strut the joint capsule and operate to pathological change department, and current joint struts the ware and opens the joint position through the pliers, outwards stretches the joint capsule in the joint for joint department has enough space to carry out the operation, but ordinary apparatus, for example the clip can be great to the harm that the joint capsule caused, and simultaneously, medical personnel's centre gripping dynamics and time can't be guaranteed, consuming time and wasting force.
The utility model has the following contents:
the embodiment of the utility model provides a joint capsule spreader under a shoulder arthroscope, which solves the problems that the joint part is opened through a clamp and a joint capsule in a joint is stretched outwards by the conventional joint spreader, so that the joint has enough space for performing surgical operation, but common instruments such as a clamp can cause great damage to the joint capsule, and meanwhile, the clamping force and time of medical staff cannot be guaranteed, and the time and the labor are consumed.
The embodiment of the utility model provides a shoulder arthroscope lower joint capsule spreader, which comprises:
a sleeve having a sliding hole penetrating the top and bottom surfaces;
a push rod which is connected with the sliding hole of the sleeve in a sliding way;
the electric pushing mechanism is connected with the pushing rod;
the lower end of the first spreading clamp plate is hinged to the left side of the top surface of the sleeve;
the lower end of the second spreading clamp plate is hinged to the right side of the top surface of the sleeve;
a first joint capsule external stretching piece, one end of which is connected with the upper end of the first distraction splint;
a second joint capsule external stretching piece, one end of which is connected with the upper end of the second distraction splint;
one end of the first connecting rod is hinged with one side of the upper part of the push rod, and the other end of the first connecting rod is hinged with the inner side of the first spreading splint;
one end of the second connecting rod is hinged with the other side of the upper part of the push rod, and the other end of the second connecting rod is hinged with the inner side of the second spreading splint; and
a channel is arranged between the first spreading splint and the second spreading splint, and a movable cavity is arranged at the lower part of the channel;
the electric pushing mechanism pushes the rod body of the pushing rod to slide in the sliding hole of the sleeve, the upper part of the pushing rod moves up and down in the movable cavity, and in the process, the first spreading clamp plate and the second spreading clamp plate move oppositely or reversely, so that the caliber of the cross section of the channel is correspondingly reduced or enlarged.
In some embodiments, the electric pushing mechanism includes a first sliding plate and an air cylinder, the right inner wall of the sleeve has a first sliding groove communicated with the sliding hole, the left end of the first sliding plate is fixedly connected to the right side wall of the pushing rod, the first sliding plate is slidably connected to the first sliding groove of the sleeve, the air cylinder is mounted on the sleeve, the telescopic rod of the air cylinder is connected to the first sliding plate, and the first sliding plate slides on the first sliding groove of the sleeve under the telescopic motion of the telescopic rod of the air cylinder.
In some embodiments, the electric pushing mechanism includes a rack, a gear, a driving shaft, and a motor, a rack sliding groove communicated with the sliding hole is formed on the right inner wall of the sleeve, the rack is rectangular and arranged along the length direction of the right side wall of the pushing rod, the motor is mounted on the sleeve, the driving shaft is connected with the output end of the motor, the gear is keyed on the driving shaft and meshed with the rack, and the rack is slidably connected in the rack sliding groove.
In some embodiments, the arthroscopic shoulder joint capsule opener further comprises a second sliding plate and a buffer spring, the right inner wall of the sleeve is provided with a second sliding groove communicated with the sliding hole, the right end of the second sliding plate is fixedly connected to the left side wall of the push rod, the second sliding plate is slidably connected to the second sliding groove of the sleeve, one end of the buffer spring is connected with the inner top wall of the second sliding groove of the sleeve, and the other end of the buffer spring is connected with the second sliding plate.
In certain embodiments, the first and second capsule-outward extensions are both arcuate and both curve laterally outward.
In some embodiments, the cylinder is an electric telescopic cylinder.
According to the embodiment of the utility model, the size of the cross section caliber of a channel formed by the first spreading splint and the second spreading splint is adjusted by adopting a mode that the electric pushing mechanism pushes the pushing rod, and the first spreading splint and the second spreading splint are used for opening joint parts; the motion conditions of the first distraction splint and the second distraction splint are adjusted, so that the first joint capsule external stretching piece and the second joint capsule external stretching piece can be prompted to stretch the joint capsule in the joint outwards, and the joint has enough space for surgical operation; the joint capsule struts ware simple structure under whole shoulder arthroscope, adopt electric drive and guaranteed medical personnel's centre gripping dynamics and time, time saving and labor saving, can be less to the harm that the joint capsule caused, it opens the joint position through the pliers to have solved current joint struts ware, with the joint capsule in the joint outwards stretching, make joint department have enough space to carry out the operation of performing the operation, but ordinary apparatus, for example the clip can be great to the harm that the joint capsule caused, and simultaneously, medical personnel's centre gripping dynamics and time can't be guaranteed, the problem of consuming time and wasting force.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.
Description of the drawings:
the accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic diagram of the construction of the present invention incorporating a cylinder;
FIG. 2 is a schematic view of the structure of the present invention incorporating a motor;
reference numerals: 10. a sleeve; 101. a slide hole; 102. a first sliding groove; 103. a rack chute; 104. a second sliding groove; 20. a push rod; 30. a buffer spring; 40. an electric pushing mechanism; 401a, a first sliding plate; 402a, a cylinder; 401b, a rack; 402b, a gear; 403b, a drive shaft; 404b, a motor; 50. a first distraction splint; 60. a second distraction splint; 70. a first joint capsule outward tension member; 80. a second joint capsule external tension member; 90. a first link; 100. a second link; 110. a channel; 1101. a movable cavity; 120. a second sliding plate.
The specific implementation mode is as follows:
in order to make the objects, technical solutions and advantages of the technical solutions of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the specific embodiments of the present invention. Like reference symbols in the various drawings indicate like elements. It should be noted that the described embodiments are only some embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model without any inventive step, are within the scope of protection of the utility model.
As shown in fig. 1, an embodiment of the present invention provides an arthroscopic shoulder joint capsule spreader, including: the device comprises a sleeve 10, a push rod 20, an electric push mechanism 40, a first distraction plate 50, a second distraction plate 60, a first joint capsule external stretching piece 70, a second joint capsule external stretching piece 80, a first connecting rod 90 and a second connecting rod 100.
The sleeve 10 has a sliding hole 101 penetrating the top and bottom surfaces, and the push rod 20 is slidably coupled to the sliding hole 101 of the sleeve 10.
The electric pushing mechanism 40 is connected with the pushing rod 20.
The lower end of the first spreading jaw 50 is hinged to the left side of the top surface of the sleeve 10, and the lower end of the second spreading jaw 60 is hinged to the right side of the top surface of the sleeve 10.
One end of the first capsule external stretcher 70 is attached to the upper end of the first distraction splint 50, and one end of the second capsule external stretcher 80 is attached to the upper end of the second distraction splint 60.
One end of the first link 90 is hinged to one side of the upper portion of the push rod 20 and the other end is hinged to the inner side of the first spreader jaw 50;
one end of the second link 100 is hinged to the other side of the upper portion of the push rod 20 and the other end is hinged to the inner side of the second spreading jaw 60.
The first distraction plate 50 and the second distraction plate 60 have a channel 110 therebetween, and the lower portion of the channel 110 has a movable chamber 1101. The channel 110 provides for insertion of an arthroscope.
The electric pushing mechanism 40 pushes the shaft of the pushing rod 20 to slide in the sliding hole 101 of the sleeve 10, the upper part of the pushing rod 20 moves up and down in the movable cavity 1101, and in the process, the first spreading clamp 50 and the second spreading clamp 60 move in opposite directions, so that the cross-sectional diameter of the channel 110 is correspondingly reduced or enlarged.
During movement of the first distraction splint 50 and the second distraction splint 60, the first capsule abduction member 70 and the second capsule abduction member 80 distract the capsule within the joint outwardly so that there is sufficient space at the joint for the surgical procedure.
Preferably, the electric pushing mechanism 40 includes a first sliding plate 401a and an air cylinder 402a, the right inner wall of the sleeve 10 has a first sliding groove 102 communicated with the sliding hole 101, the left end of the first sliding plate 401a is fixedly connected to the right side wall of the pushing rod 20, the first sliding plate 401a is slidably connected to the first sliding groove 102 of the sleeve 10, the air cylinder 402a is mounted on the sleeve 10, the telescopic rod of the air cylinder 402a is connected to the first sliding plate 401a, the first sliding plate 401a slides on the first sliding groove 102 of the sleeve 10 under the telescopic motion of the telescopic rod of the air cylinder 402a, and the air cylinder 402a is used to push the first sliding plate 401a to slide on the first sliding groove 102, thereby achieving the purpose of sliding the pushing rod 20 in the sliding hole 101 of the sleeve 10.
As shown in fig. 2, preferably, another electric pushing mechanism 40 is provided, the electric pushing mechanism 40 includes a rack 401b, a gear 402b, a driving shaft 403b and a motor 404b, the right inner wall of the sleeve 10 has a rack sliding slot 103 communicating with the sliding hole 101, the rack 401b is rectangular and is arranged along the length direction of the right side wall of the pushing rod 20, the motor 404b is mounted on the sleeve 10, the driving shaft 403b is connected with the output end of the motor 404b, the gear 402b is keyed on the driving shaft 403b and is engaged with the rack 401b, the rack 401b is slidably connected in the rack sliding slot 103, the electric pushing mechanism 40 is driven by the motor 404b, and the purpose of sliding the pushing rod 20 in the sliding hole 101 of the sleeve 10 is achieved by utilizing the motion relationship between the gear 402b and the rack 401 b.
As shown in fig. 1-2, preferably, the arthroscopic shoulder capsule distractor further comprises a second sliding plate 120 and a buffer spring 30, the right inner wall of the sleeve 10 is provided with a second sliding groove 104 communicated with the sliding hole 101, the right end of the second sliding plate 120 is fixedly connected to the left side wall of the push rod 20, the second sliding plate 120 is slidably connected to the second sliding groove 104 of the sleeve 10, one end of the buffer spring 30 is connected to the inner top wall of the second sliding groove 104 of the sleeve 10 and the other end is connected to the second sliding plate 120. During the process that the push rod 20 slides in the sliding hole 101 of the sleeve 10, the buffer spring 30 provides buffer to prevent the push rod 20 from sliding too long in the sliding hole 101 of the sleeve 10 for a short time, which may cause great harm to the patient.
Preferably, the first capsule outward stretching member 70 and the second capsule outward stretching member 80 are both arc-shaped and both are curved outward to facilitate stretching the capsule outward.
Preferably, the cylinder 402a is an electric telescopic cylinder.
In the embodiment of the utility model, the size of the cross section caliber of the channel 110 formed by the first distraction splint 50 and the second distraction splint 60 is adjusted by adopting a mode that the electric pushing mechanism 40 pushes the pushing rod 20, and the first distraction splint 50 and the second distraction splint 60 are used for opening joint parts; by adjusting the movement conditions of the first distraction splint 50 and the second distraction splint 60, the first joint capsule external stretching piece 70 and the second joint capsule external stretching piece 80 can be prompted to stretch the joint capsule in the joint outwards, so that the joint has enough space for surgical operation; the articular capsule struts ware simple structure under whole shoulder arthroscope, adopt electric drive and guaranteed medical personnel's centre gripping dynamics and time, need not medical personnel and hand kneading, thereby the completion is to the processing of strutting of articular capsule, the harm that can lead to the fact the articular capsule is less, in the operation process, time saving and labor saving, the first splint 50 of strutting of easy control and the speed of strutting of second splint 60, it opens the joint position through the pliers to have solved current joint and strut the ware, outwards stretch the articular capsule in the joint, make joint department have enough space to carry out the operation of performing the operation, but ordinary apparatus, for example the harm that the clip can lead to the fact the articular capsule is great, and simultaneously, medical personnel's centre gripping dynamics and time can't be guaranteed, problem consuming time and wasting force.
The technical means disclosed by the scheme of the utility model are not limited to the technical means disclosed by the technical means, and also comprise the technical scheme formed by equivalent replacement of the technical features. The present invention is not limited to the details given herein, but is within the ordinary knowledge of those skilled in the art.
Claims (6)
1. An arthroscopic shoulder joint capsule distractor, comprising:
a sleeve (10) having a slide hole (101) penetrating the top surface and the bottom surface;
a push rod (20) which is connected with the sliding hole (101) of the sleeve (10) in a sliding way;
an electric pushing mechanism (40) connected with the pushing rod (20);
a first spreading splint (50) whose lower end is hinged on the left side of the top surface of the sleeve (10);
the lower end of the second spreading splint (60) is hinged to the right side of the top surface of the sleeve (10);
a first joint capsule external tension member (70) having one end connected to an upper end of said first distraction splint (50);
a second joint capsule external stretching member (80) having one end connected to the upper end of the second distraction splint (60);
a first link (90) having one end hinged to one side of the upper portion of the push rod (20) and the other end hinged to the inner side of the first spreading jaw (50);
a second link (100) having one end hinged to the other side of the upper portion of the push rod (20) and the other end hinged to the inner side of the second spreading jaw (60); and
a channel (110) is arranged between the first distraction splint (50) and the second distraction splint (60), and a movable cavity (1101) is arranged at the lower part of the channel (110);
the electric pushing mechanism (40) pushes the rod body of the pushing rod (20) to slide in the sliding hole (101) of the sleeve (10), the upper part of the pushing rod (20) moves up and down in the movable cavity (1101), and in the process, the first spreading clamp plate (50) and the second spreading clamp plate (60) move oppositely or oppositely, so that the cross section caliber of the channel (110) is correspondingly reduced or enlarged.
2. The arthroscopic shoulder joint capsule distractor of claim 1, wherein: the electric pushing mechanism (40) comprises a first sliding plate (401a) and an air cylinder (402a), a first sliding groove (102) communicated with the sliding hole (101) is formed in the inner wall of the right side of the sleeve (10), the left end of the first sliding plate (401a) is fixedly connected to the right side wall of the pushing rod (20), the first sliding plate (401a) is slidably connected to the first sliding groove (102) of the sleeve (10), the air cylinder (402a) is installed on the sleeve (10), the telescopic rod of the air cylinder (402a) is connected to the first sliding plate (401a), and under the telescopic motion of the telescopic rod of the air cylinder (402a), the first sliding plate (401a) slides on the first sliding groove (102) of the sleeve (10).
3. The arthroscopic shoulder joint capsule distractor of claim 1, wherein: electronic pushing mechanism (40) include rack (401b), gear (402b), drive shaft (403b) and motor (404b), have on the right side inner wall of sleeve (10) with rack spout (103) that sliding hole (101) are linked together, rack (401b) are rectangle and along the right side wall length direction setting of catch bar (20), motor (404b) is installed on sleeve (10), drive shaft (403b) with the output of motor (404b) is connected, gear (402b) key-type connect in drive shaft (403b) and with rack (401b) mesh mutually, rack (401b) in rack spout (103) sliding connection.
4. The arthroscopic shoulder joint capsule distractor of any one of claims 1-3, wherein: the shoulder arthroscope lower joint capsule opener further comprises a second sliding plate (120) and a buffer spring (30), a second sliding groove (104) communicated with the sliding hole (101) is formed in the inner wall of the right side of the sleeve (10), the right end of the second sliding plate (120) is fixedly connected to the left side wall of the push rod (20), the second sliding plate (120) is connected to the second sliding groove (104) of the sleeve (10) in a sliding mode, one end of the buffer spring (30) is connected with the inner top wall of the second sliding groove (104) of the sleeve (10), and the other end of the buffer spring is connected with the second sliding plate (120).
5. The arthroscopic shoulder joint capsule distractor of claim 1, wherein: the first articular capsule outward stretching piece (70) and the second articular capsule outward stretching piece (80) are both arc-shaped and both bend outwards.
6. The arthroscopic shoulder joint capsule distractor of claim 1, wherein: the air cylinder (402a) adopts an electric telescopic air cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023317689.0U CN215306196U (en) | 2020-12-31 | 2020-12-31 | Shoulder arthroscope lower joint capsule opener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023317689.0U CN215306196U (en) | 2020-12-31 | 2020-12-31 | Shoulder arthroscope lower joint capsule opener |
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| Publication Number | Publication Date |
|---|---|
| CN215306196U true CN215306196U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023317689.0U Active CN215306196U (en) | 2020-12-31 | 2020-12-31 | Shoulder arthroscope lower joint capsule opener |
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|---|---|
| CN (1) | CN215306196U (en) |
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- 2020-12-31 CN CN202023317689.0U patent/CN215306196U/en active Active
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